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WAN Expert

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Hire experts who design resilient wide area networks, configure SD-WAN environments and connect cloud workloads with reliable routing and security. FRATCH matches you quickly with vetted, available freelancers who fit your technical needs.

Meet FRATCH Experts who have recently used WAN

Verified expert

Carl-Friedrich L.

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Founder & Managing Director

Baierbrunn
Carl-Friedrich L.

Last position:

Rollout Project Manager / Multi-project Management / Project Lead / Program Manager at GlasfaserPlus

Project content / Description of services:

  • Management and coordination of all new-build areas in the assigned region to ensure completion on time

  • Responsibility for network planning, budget calculation, and budget approval for optimal resource planning in the construction process

  • Cross-project management of service providers for the efficient implementation of joint construction or connection of new-build areas

  • Preparation, tendering, and awarding of contracts within budget limits

  • Ensuring material supply for smooth joint construction

  • Management of fiber-optic expansion and provision of data lines; densification

  • Stakeholder management

  • Introduction and setup of Kanban board, including maintenance

  • End-to-end rollout management

  • Escalation management

  • Service provider management

  • Construction monitoring and management of construction schedules

  • Preparation and tracking of project plans and Gantt charts

  • Risk management

  • Claim management and project recalculations

  • Problem and incident management

  • Change management

  • Capex and Opex control and monitoring

  • Contract management and change order management

  • Conclusion of lease, purchase, or rental agreements for the development of required properties or lines

  • Technical collaboration with construction managers and service providers within the construction projects to ensure the timely completion of new-build areas

  • Definition of requirements, categorization, and prioritization, including monitoring and follow-up in accordance with the project plan

  • Preparation and delivery of presentations for various management levels

  • Preparation and creation of decision papers

  • Forecast

  • Establishment of project “back to green” post-installation and densification

Environment: MS Office, MS Teams, SAP; SharePoint, Jira, Confluence, Bizagi. GBGS, PowerBI, TKI, Flash Kanban

Verified expert

Klaus K.

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HCL Lotus Notes / Domino & VMware IT Specialist

Bargfeld-Stegen
Klaus K.

Last position:

HCL Notes Banking Support, Domino Administration / Migration / Operations at Atruvia / HCL International

Description of duties “Atruvia / HCL International” Role: HCL Notes Banking Support, Domino Administration / Migration / Operations Operations, administration and technical support of the HCL Notes/Domino environment in the Atruvia banking environment on behalf of HCL. As part of an international support team, the focus was on second- and third-level support as well as the processing, management and monitoring of SLA tickets in categories 1, 2 and 3. Duties included the technical analysis and resolution of incidents in the Notes/Domino environment, system administration, and the development and modification of Lotus Notes /Domino applications and LotusScript agents when a programming solution was required. Another focus was ticket dispatching: analysing and assessing incoming tickets, assigning them to the responsible departments and specialist teams, and subsequently coordinating and tracking processing within the agreed SLA periods. There was also direct communication and coordination with subject-matter experts, departments and end customers of the connected banks. In particular, when language or technical communication problems arose within the international support team, German-language customer communication was handled and mediation between customers and technical specialists was provided. Objective Ensuring stable and reliable operation of the HCL Notes/Domino landscape in the Atruvia banking environment and the timely processing of business-critical support cases in line with the agreed Service Level Agreements. Incidents were to be analysed as early as possible and either resolved directly through administrative measures or suitable LotusScript/Notes solutions, or forwarded specifically to the responsible specialist teams. As of: 25.09.2026 (Version 2.10 LITE) including project times Page: 3 of 32 SPO-SOFT EDV Beratung, Dipl.-Ing. Klaus Kano, Tel.: +494532-2767682, Mail: [email], [link] At the same time, qualified preliminary analysis and targeted ticket dispatching were intended to ensure that every ticket reached the technically and professionally responsible department immediately and that unnecessary transfers, processing times and associated costs were reduced. Result Operational Notes/Domino support for the banks served was reliably ensured throughout the entire project period. SLA-relevant tickets were systematically analysed, prioritised, assigned to the responsible departments and tracked through to resolution. Some incidents were resolved directly through administration, technical error analysis and the development of suitable LotusScript agents and modifications to Notes/Domino applications. By directing tickets specifically to the relevant expert and specialist teams, incorrect assignments and unnecessary processing loops were reduced and compliance with the agreed SLA times was supported. Direct communication with the banks and mediation between German-speaking end customers and the international support team also contributed to efficient problem resolution and high customer satisfaction.

Verified expert

Frank J.

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Lead Project Manager

Lindlar
Frank J.

Last position:

Senior Project Manager / IT Manager - Email Gateway Migration & Information Security at Public Authority

  • Strategic planning, detailed technical preparation and operational management of an email gateway migration in a security-critical government environment.
  • Preparation of the technical specification and development of technical concepts and migration approaches in line with BSI requirements.
  • Technical requirements management with business units, information security and operations.
  • Coordination of external service providers, integrators and implementation partners; maintenance of project plans, milestones, resources, risks and dependencies.
  • Regular reporting to project management, the program environment and internal stakeholders.
Verified expert

Robert F.

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Senior / Executive Interim CIO / CTO & CISO

Bargteheide
Robert F.

Last position:

Interim Group CIO / CISO at Kellenberger

  • Private Equity owned precision grinding machines for Auto, Military & Aerospace – 1200 Employees
  • Acting as Interim Group CIO / CISO consolidating Global IT back to Europe – M&A consolidation
  • Managed major Security event and post event cleanup – Reporting to regulators
  • Performed Vendor & Contract Management – full assessment of capabilities
  • Guided Infrastructure refresh & Security Hygiene assessments
Verified expert

Nico B.

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Project Manager

Hagen am Teutoburger Wald
Nico B.

Last position:

Project Manager at Deutsche Glasfaser Holding GmbH

  • Act as project manager and first point of contact on the project side
  • Coordinate with teams to ensure required information is available for project completion
  • Ensure both general contractors and internal teams store information correctly
  • Monitor compliance with the project checklist and follow-up
  • Plan and execute the project plan
  • Perform budget and project calculations based on expected price calculations and estimated effort
  • Participate in project meetings
  • Review progress of Actoom (external partner handling data)
  • Answer queries from Actoom regarding data migrations to retrieve data from internal partners or general contractors
  • Contact subcontractors to obtain missing information
  • Communicate with insolvent companies to obtain missing information
Verified expert

Robert K.

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Interim Manager | Group Manager in the IT Operations & Digitalization division „Databases, Operations & Support" (DOS)

Idstein
Robert K.

Last position:

Interim Manager | Group Manager in the IT Operations & Digitalization division „Databases, Operations & Support" (DOS) at Landwirtschaftliche RentenBank

  • Functional management and further development of a team of 28 IT employees (internal & external) in the areas of HelpDesk / HelpLine, RHEL (Red Hat), MUREX (trading system & applications), SAP basic operations
  • Management of external service providers (including FI-TS for SAP basic operations)
  • Personnel, resource and budget planning for the IT department and projects
  • Introduction and establishment of regular communication formats (regular meetings, team and cross-departmental meetings)
  • Ensuring application operations in a hybrid environment (Windows / Linux with database and web/application servers)
  • Support for transformation projects to modernize the application landscape (e.g. DevOps approaches)
  • Building and introducing digital IT procurement for hardware & software (e.g. with DELL)
  • Development and management of the „IT Operations DOS" department based on the company strategy
  • Preparation of management reports & decision papers on IT projects, optimization potential and automation opportunities
  • Representing the department in Rentenbank committees and ensuring regulatory compliance (BaFin §44, DSGVO, BSI, MaRisk)
Verified expert

Christoph H.

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Transformation & Delivery Manager | Program Lead | PMO Lead

Munich
Christoph H.

Last position:

Project Manager & Test Manager at Cyber Security

  • SAP S/4HANA upgrade from Release 2021 to 2025 and FI/CO transformation as part of a new TOM. Four streams and two SAP service providers; management during ongoing operations.

  • Overall responsibility for time, quality and budget as well as cross-stream coordination of the four streams

  • Coordination of process streams, business functions and SAP service providers

  • Establishment and management of governance, planning, risks, dependencies, resources and escalations

  • Provider management, regular management reporting, and preparation and execution of project and Steering Committee meetings

  • Responsibility as Test Manager for test strategy, test planning, UAT, defect management and acceptance

  • Result: Successful preparation for Go-live on 28.09.2026 during ongoing operations; quality and the planned absence of production interruptions ensured. Project governance established and positive feedback from management and stakeholders.

Verified expert

Julian W.

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Senior IT Infrastructure, Network & Security Consultant

Ellerstadt
Julian W.

Last position:

Renewal of the Active Network Infrastructure

As part of this project, the existing active network infrastructure was modernized and made fit for the future. The goal was to introduce a powerful, secure and scalable network and WLAN infrastructure, including a Network Access Control (NAC) solution to improve network security and centralized access control.

At the beginning of the project, a comprehensive requirements analysis was carried out, taking into account the technical, operational and security-related requirements of the hospital sites. On this basis, a technical tender was prepared for new switches, WLAN access points and the NAC solution.

The successful implementation of the project established a modern, standardized and secure network infrastructure that meets the growing requirements for availability, mobility and IT security in hospital operations.

Activities:

  • Supporting the tender process, including technical evaluation of offers and bidder evaluation
  • Leading and managing the entire project implementation
  • Coordinating the project process with internal stakeholders, business units and hospital IT
  • Managing external service providers during the implementation and installation of the systems
  • Monitoring the implementation, including quality control, project acceptance and defect management
  • Coordinating and managing communication between hospital IT and external service providers as part of the NAC implementation
  • Managing escalations in the event of technical and organizational challenges
  • Ongoing budget monitoring and control of project expenses and additional costs
  • Preparing decision papers for management on project changes, additional services and risks
Verified expert

Rallis T.

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Senior Project Manager Datacenter, Cloud, Network and Collocation

Poing
Rallis T.

Last position:

Freelancer Senior Program Manager at LTM Mindtree-Germany

  • Managed Microsoft Cloud Accelerator Factory (CAF) programs for global enterprise customers, ensuring Azure cloud implementations aligned with security, governance, and compliance best practices, including ISO 27001-aligned controls and cloud security frameworks.
  • Managed complex global enterprise transformation programs with strong focus on project delivery, financial governance, budget control, planning, risk management, and executive reporting, ensuring delivery within scope, timeline, and budget.
  • Led the implementation of e-invoicing solutions for Nestlé, coordinating finance, IT, business stakeholders, and external providers to ensure successful integration, testing, rollout, and delivery of electronic invoicing processes.
  • Managed an Oracle-to-PostgreSQL database migration, coordinating technical teams, application owners, testing activities, dependencies, risks, and cutover planning to ensure a controlled and successful transition.
  • Led cross-functional programs involving finance and payment-related processes, enterprise platforms, and system integrations, with strong stakeholder management across business, IT, vendors, and senior leadership.
  • Delivered transformation programs in FMCG environments, including Nestlé, managing complex international stakeholder structures, third-party providers, governance, RAID management, and business-critical dependencies.
Verified expert

Stefan V.

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Project Manager

Lörrach
Stefan V.

Last position:

Managing Director and Technical Lead at Building a Trading Company

  • Developed business strategy, positioning, and market approach for a new B2B and B2C trading company.
  • Designed and implemented the corporate website and online shop end to end, and coordinated suppliers and digital sales capabilities.
Verified expert

Andreas Z.

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Senior IT Project Manager · Service Owner · ITSM · SIAM · Operating Models & Governance

München
Andreas Z.

Last position:

Transformation Architect / Business Analyst at IT Consulting

  • Development of a comprehensive transformation model for IT departments and ITSM organizations, from operational stabilization through structuring and optimization to strategic advancement
  • Design of a transformation matrix that connects development phases with the implementation activities Position, Focus, Model, Enable, Anchor and Develop
  • Development of assessment, maturity and decision-making logic to determine the operational starting point, the appropriate entry point and the prioritized areas of action
  • Structuring of an end-to-end approach from current-state assessment and target vision through operating model, roadmap and service modules to implementation and integration into steady-state operations
  • Derivation of combinable consulting and implementation modules, including methods, deliverables, role models, governance structures and transformation paths
  • Collection, structuring and prioritization of business requirements from the perspectives of IT management, service management and operational roles
  • Translation of requirements into target visions, process and role models, decision criteria and traceable deliverables

Environment / Tools: ITIL 4, IT4IT, Operating Model Canvas, SIAM, maturity models Kanban

Verified expert

Eddy A.

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Network Administrator

Emmendingen
Eddy A.

Last position:

Network Administrator at Knauf Bayern

  • Management of firewalls (Securepoint)
  • Operation and maintenance of the client-server infrastructure (Windows)
  • Operation and patching of IoT devices in the hazard management system (cameras, Web IOS, IP-to-serial converters)
  • Support with the integration of security technology into existing IT infrastructures
  • Planning and implementation of network segmentation and separation
  • Transfer and implementation of solutions in other plants
  • Tools used: Wireshark, Network Service Manager, PRTG, Cisco Catalyst, Nexus, HP Service, FNT/Command Manager Console, Service Now, Confluence, Active Directory, Wingard, Securepoint FW.
Verified expert

Rudolf E.

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Datacenter Engineer, Network & Security Administrator

Ratingen
Rudolf E.

Last position:

Datacenter Engineer, Network & Security Administrator at International insurance group

  • Operation and further development of the network and security infrastructure.

  • Monitoring, analysis and resolution of network and security incidents.

  • Cross-department collaboration with other specialist teams for operations, further development and reporting.

  • Firewall vulnerability analysis.

  • Firewall rule approvals.

  • Troubleshooting IP communication issues in the network and firewall infrastructure.

  • Security-critical IT infrastructure, processing of personal data, compliance with legal regulations.

  • Products: Palo Alto Networks Firewalls, Cisco ACI, Checkpoint Firewalls, F5

  • Technologies: SDN, SDWAN, Cisco EPIC, Cisco ACI

Verified expert

Thomas H.

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Project Manager & Tender Manager

Frankfurt am Main
Thomas H.

Last position:

Project Manager & Tender Manager at GEA Group AG

  • Introduction of an access control solution and preparation of a tender for a visitor management system.
  • As project manager, I am responsible for the successful introduction of a cloud-based access control system at two sites with approximately 4000 employees.
  • Responsible for the successful implementation of the project.
  • Preparation and coordination of project plans and status reports with all stakeholders.
  • Preparation/coordination of an initial effort or cost estimate and related planning for the implementation of operational services.
  • Identification of interfaces.
  • Compliance with the budget and schedule.
  • As Tender Manager / Demand Manager, I am responsible for the following specific tasks:
  • Analysis of potential providers.
  • Elicitation of requirements.
  • Preparation and coordination of the requirements catalog.
  • Preparation of an evaluation matrix.
  • Preparation of tender documents.

Discover over 15,000 top freelancers

Statistics of experts using WAN

Aggregated from the professional profiles of matched freelancers.

Experience

26 years

WAN experts have 26 years of professional experience on average.

Position duration

3 years

WAN experts stay in a single position for 3 years on average.

Positions per freelancer

17

WAN experts have completed 17 positions on average over the course of their careers.

Top business areas

Information Technology, Project Management, Operations

WAN experts have gathered most of their hands-on project experience in Information Technology, Project Management, and Operations.

Top industries

Information Technology, Manufacturing, Telecommunication

WAN experts are most in demand in Information Technology, Manufacturing, and Telecommunication.

Certification focus areas

Information Technology, Project Management, Operations

WAN experts earn their certifications most often in Information Technology, Project Management, and Operations.

Bachelor's degree or higher

74%

74% of WAN experts hold at least a Bachelor's degree.

Master's degree or higher

43%

43% of WAN experts hold at least a Master's degree.

Doctorate

6%

6% of WAN experts have a doctorate (PhD).

Certifications per freelancer

5

WAN experts hold 5 professional certifications on average.

Most common languages

German, English, French

WAN experts most often speak German, English, and French.

Speak two or more languages

98%

98% of WAN experts speak two or more languages.

Based on our profile pool as of 16 Oct 2026.

Daily rate distribution

0% 25% 50% 75% 100%
4% of WAN experts charge less than €400 per day.
38% of WAN experts charge between €400 and €800 per day.
51% of WAN experts charge between €800 and €1200 per day.
7% of WAN experts charge €1200 or more per day.
<€400 €400-​800 €800-​1200 €1200+

The chart shows how the daily rates of experts in this technology are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.

Average rates of experts using WAN

Rates are based on recent contracts and do not include FRATCH margin.

1000
750
500
250
Rate comparison chart
Daily rate avg. 819 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

1000
750
500
250
Rate comparison chart
Median rate 800 €

The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.

Calculated based on our freelancers’ daily rates as of 16 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

WAN experts industry focus

See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.

  • Information Technology (97%)
  • Manufacturing (55%)
  • Telecommunication (55%)
  • Banking and Finance (51%)
  • Professional Services (48%)
  • Government and Administration (44%)
  • Automotive (42%)
  • Insurance (34%)

Please note that freelancers can work across multiple industries, so percentages overlap.

About the technology

WAN fundamentals

A wide area network, or WAN, connects offices, data centers, cloud environments and remote sites across different locations. It extends beyond a local area network by using carrier circuits, internet links, private connectivity and encrypted tunnels. A well-designed WAN keeps traffic available, controlled and observable as users and applications move between sites.

Network architectures

WAN specialists work with traditional private networks, internet-based overlays and software-defined wide area networking, commonly known as SD-WAN. They select transport options such as MPLS, broadband, fiber, 4G, 5G and dedicated cloud connections. The design must account for latency, failover, application priority, routing policy and operational ownership.

Common deliverables

Companies bring in WAN professionals for work such as:

  • Designing hub-and-spoke, mesh or hybrid WAN topologies
  • Migrating from MPLS to SD-WAN or internet-first connectivity
  • Connecting branches with cloud providers and data centers
  • Configuring routing, VPNs, firewalls and traffic segmentation
  • Building monitoring, alerting and performance dashboards

Ecosystem and tooling

WAN work often involves Cisco, Fortinet, Palo Alto Networks, Juniper, VMware VeloCloud, Aruba EdgeConnect and Meraki environments. Specialists may also use BGP, OSPF, IPsec, DNS, DHCP, QoS and network access controls. Cloud networking in AWS, Microsoft Azure or Google Cloud adds route tables, transit services, private links and identity-aware security.

When expertise matters

Freelance WAN expertise is useful during branch rollouts, acquisitions, data center changes and cloud migrations. It also helps when users report unstable voice calls, slow SaaS access, poor failover or unclear network ownership. Companies in retail, logistics, manufacturing, healthcare and financial services often need connectivity that remains dependable across many locations. In Germany and other distributed markets, remote planning can work well, while site surveys and cutovers may require on-site coordination.

What strong professionals bring

Strong WAN professionals start with business traffic and failure scenarios rather than a preferred vendor. They document addressing, routing, dependencies, security rules and rollback steps clearly. They test circuits and failover under realistic conditions, explain trade-offs to infrastructure and security teams, and leave behind repeatable configurations and useful operational runbooks. Good collaboration includes clear communication in English and, where needed, the local language for site teams.

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Frequently asked questions

Not sure where to start with WAN? These answers cover the essentials.

A WAN connects geographically separated offices, branches, data centers, cloud services and remote users. Companies use it to carry business applications, voice, video and operational traffic across private circuits, internet links or encrypted overlays.

A WAN is the broader network concept, while SD-WAN is a software-defined approach to controlling paths, policies and application traffic across several transports. SD-WAN can simplify centralized management and improve link use, but it still depends on sound routing, security and provider design.

A strong WAN specialist usually understands routing protocols, firewalls, VPNs, DNS, DHCP, network monitoring and identity-based access. Cloud networking, automation, wireless connectivity and incident response are also valuable when the environment spans sites and public cloud.

The right level depends on the network’s size, criticality and change risk. A WAN professional handling a branch rollout may need different experience from someone redesigning global routing, migrating MPLS or coordinating a complex cloud and security transition.

Much of WAN design, configuration, documentation and monitoring can be completed remotely through secure access and collaboration tools. Circuit installation, equipment replacement, cabling checks and some cutovers may still require on-site support from local teams.

A company may evaluate SD-WAN when it operates many sites, uses several link types or needs centralized application policies and faster changes. It is not automatically the best choice; existing contracts, security architecture, operational skills and application behavior should guide the decision.

Ask for a clear topology, addressing plan, routing and security policy, monitoring approach, failover tests and rollback procedure. A capable WAN professional can explain latency, loss, jitter, resilience and operational ownership in terms that both technical and business stakeholders understand.

A WAN project may include Cisco, Fortinet, Palo Alto Networks, Juniper, VMware VeloCloud, Aruba EdgeConnect or Meraki. The specialist should be able to work across vendor boundaries and understand standards such as BGP, OSPF, IPsec and QoS rather than relying only on one product.

The average hourly rate of freelancers who have used WAN in their recent projects is 102 €, which corresponds to a daily rate of about 819 € based on an 8-hour working day.

Of the freelancers who have used WAN in their recent projects, 74% hold at least a Bachelor's degree, 43% hold at least a Master's degree, and 6% hold a doctorate.

On average, freelancers who have used WAN in their recent projects have 26 years of professional experience, with a single engagement typically lasting around 3 years.

The most common languages among freelancers who have used WAN in their recent projects are German (100%), English (97%), and French (20%).

The most common industries among freelancers who have used WAN in their recent projects are Information Technology (97%), Manufacturing (55%), and Telecommunication (55%).

The most common business areas among freelancers who have used WAN in their recent projects are Information Technology (100%), Project Management (86%), and Operations (78%).

Main locations of FRATCH Experts, who have recently used WAN

Our freelancers and interim experts are at home all over Germany — available on-site in Berlin, Hamburg, Munich and every major business hub, or fully remote. Choose a city to discover matched specialists, local market insights and up-to-date availability.

Berlin Hamburg Munich Cologne Frankfurt Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg

In Austria our freelancers and interim experts support companies from Vienna to Graz — on-site where your project needs them, or fully remote. Choose a city to discover matched specialists, local market insights and up-to-date availability.

Vienna Graz

Across Switzerland our specialists are active in Zurich, Geneva, Basel and Bern — working on-site or fully remote. Choose a city to discover matched specialists, local market insights and up-to-date availability.

Zurich Geneva Basel Bern

Countries:

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