PBX Experts in Germany
for reliable business communications, matched in minutes with vetted professionalsHire experts who design, migrate and operate PBX environments, from SIP trunking and IVR flows to Asterisk, 3CX and Microsoft Teams integrations. FRATCH matches you quickly and precisely with vetted, available freelancers for your communications project.
Meet FRATCH Experts in Germany, who have recently used PBX
Matthias S.
Last position:
Technology Lead & Co-Founder at LegalMind GmbH
- Redesign of legal operations: standardised workflows reducing routine effort by up to 80%, with source citation, hallucination check as quality gate, role model, logging and audit trail.
- Compliance-by-design operating model (EU AI Act readiness, GDPR, eIDAS) with documented, releasable process steps.
- Roadmap, sprint planning and release management for an agentic RAG platform with counsel-in-the-loop approval, audit trail and German hosting.
- EU AI Act readiness, GDPR and eIDAS requirements managed as first-class project deliverables; go-to-market for two customer verticals.
Alfons G.
Last position:
Senior Migration Consultant / Technical Project Lead
Europe-wide re-platforming & centralization
- Independently created the migration concept and implementation plan for the Europe-wide centralization and consolidation of IT services for around 20 European companies as part of a re-platforming program.
- Migration assessment: analysis of the existing IT, infrastructure, application, and service landscapes of the companies as the basis for the migration strategy.
- Development of the centralized target vision and target architecture based on a modern technology stack, taking platform and containerization approaches into account.
- Design of a highly available central infrastructure in an active-active model across two data centers; consideration of cloud, infrastructure, application, CMDB, and IAM services.
- Development of the migration and transformation roadmap, including defining migration waves, dependencies, requirements, and priorities for the move from decentralized services to the central platform.
- Analysis of technical and organizational dependencies, identification of migration risks, and development of a structured approach for step-by-step migration and centralization.
- Creation of target, solution, and implementation views for each service domain; design of the end-to-end join-move-leave process as a blueprint for the European rollout (Jira/Jira Asset Management).
- Alignment of migration strategy and roadmap with European companies, management, IT, providers, and other stakeholders; presentation of the 12-month roadmap to the Managing Director Europe.
Manfred B.
Last position:
Interim Manager Managing Director
- Optimization of business results and expansion of sales activities
- Responsible for personnel organization
- Introduction of a document management system (DMS)
- Introduction and optimization of the ERP, CMS and CRM landscape
- Introduction of digital signatures
- Increase in revenue, reduction in costs and increase in EBIT
Alexander A.
Last position:
Onsite Support Administrator at Sana Kliniken AG
- Processing and coordination of IT tickets (Helix, Omnitracker) incl. VIP support and remote support (Microsoft Teams, RDP, FastViewer)
- Onsite support at the main location as well as support for modern conference and meeting room technology (e.g. MeetingBoard 75 Pro)
- User and rights management in Active Directory (Active Roles), Azure AD, Exchange and MDM
- VDI support and monitoring with Citrix Director and Aruba Networking
- Endpoint management and policy administration via Ivanti
- Deployment, configuration and lifecycle management of clients (Dell notebooks, iPhones, iPads)
- Hardware rollouts for new employees incl. shipping across Germany
- Asset and license management as well as organization of site migrations
Julian W.
Last position:
Renewal of the active network infrastructure
As part of this project, the existing active network infrastructure was modernized and aligned for the future. The goal was to introduce a high-performance, secure, and scalable network and WLAN infrastructure, including a Network Access Control (NAC) solution to improve network security and central access control.
At the start of the project, a comprehensive requirements analysis was carried out, taking into account the technical, operational, and security-related needs of the clinic sites. Based on this, a technical tender was prepared for new switches, WLAN access points, and the NAC solution.
By successfully delivering the project, a modern, standardized, and secure network infrastructure was established that meets the growing demands for availability, mobility, and IT security in clinical operations.
Tasks:
- Support of the tender process, including technical evaluation of the offers and bidder assessment
- Lead and coordinate the entire project delivery
- Align the project process with internal stakeholders, business units, and the hospital IT team
- Manage external service providers during implementation and installation of the systems
- Monitor implementation, including quality control, project acceptance, and issue management
- Coordinate communication between hospital IT and external service providers during the NAC implementation
- Carry out escalation management for technical and organizational challenges
- Ongoing budget tracking as well as monitoring of project effort and additional costs
- Prepare decision papers on project changes, additional services, and risks for management
Eberhart N.
Last position:
IT Project Lead at Uniper.energy
Project: Rollout of new infrastructure components
- Defined and managed the implementation of an overarching management framework with clear roles and responsibilities as part of the hardware rollout.
- Designed and established governance and control mechanisms, including the development of compliance requirements and processes for continuous quality assurance, supported by ServiceNow.
- Coordinated technical activities between service, infrastructure and specialist teams to ensure the smooth delivery and commissioning of printers and notebooks.
- Created a detailed rollout plan with specific timelines, milestones and responsibilities.
- Managed the procurement, delivery, testing, configuration, installation and on-site commissioning of hardware, including integration into existing IT systems.
- Established and continuously optimized processes for the procurement, distribution and use of printers and notebooks.
- Developed and implemented standardized provisioning processes, analyzed existing procedures, harmonized the processes involved and ensured compliance with security, compliance and quality requirements.
- Introduced agile methods to continuously improve the hardware provisioning process.
- Promoted collaboration through clear responsibilities and communication structures between internal IT teams and external service providers.
- Documented and monitored rollout progress, created rollout reports and tracked hardware implementation in real time.
- Supported change management and organized and delivered training sessions for end users.
- Created user manuals and online resources.
- Analyzed the existing hardware landscape, created hardware inventories, assessed current equipment and checked hardware compatibility.
- Developed detailed infrastructure mappings.
- Planned, organized and conducted structured interviews with key stakeholders and created requirements documents.
Diego E.
Last position:
RPG Software Developer from RPG III to Free Format
- Development of software and system support for RPG development.
- Development, optimization and maintenance of programs in RPG (RPG II to ILE Free Format).
- Performing integration tasks, data management as well as applying and managing system updates.
- User support and training to ensure smooth system operation.
Ulf H.
Last position:
Configuration Manager (Interim) at In-house Development
- Requirements analysis and replacement of local SharePoint as CMDB with open source NetBox to prepare for deploying Cisco ACI (SD-WAN) with Microsoft Azure
- Coordination with systems like Checkmk and Grasp
- Introduction and coordination of cmdbsyncer as CMDB data hub; further development of the syncer with Kuhn & Ruess GmbH
- Implementation of SNMPv3 on AIX LPAR/VIO, Linux, Windows, SAN/storage, network components (Cisco switches, F5 load balancers, Palo Alto and CheckPoint firewalls, iLO boards)
- Deployment and further development of the network scanner JDisc in cooperation with the vendor (Utimaco HSMs, Linux detection)
- Integration of NetBox, JDisc, and cmdbsyncer into the infrastructure using Docker containers
- End-user training: preparation, creation of materials, and delivery
- Creation of data flow and network diagrams
- Population and planning of IPv4/IPv6 with NetBox including VLAN import
- Dual-stack setup of servers and clients with IPv4 and IPv6
- Connection of REST interfaces for Checkmk, JDisc, vSphere, HMC, i-doit, NetBox Software: Confluence, Jira, MS Office 365, Teams, i-doit, NetBox, JDisc, cmdbsyncer, DB Visualizer, vSphere, HMC
Olga B.
Last position:
Project Manager, Business Analyst & AI Expert
Goal: Select and introduce an AI operating system, build a structured knowledge base, and develop AI agents and skills to increase efficiency across the entire company
- Analyzed requirements and evaluated suitable AI operating systems based on the company’s specific needs
- Designed and built a central knowledge base as the foundation for AI-supported processes
- Developed and configured AI agents and skills for recurring business processes
- Used prompt engineering to generate precise, context-specific outputs from AI agents
- Personally coached the founders and employees on using AI independently and effectively
- Managed the overall project, including planning, prioritization, and progress tracking
- Documented the solutions used and created usage concepts for sustainable operation
Tools: Langdock, SharePoint, prompt engineering, AI agents, AI skills
Mario P.
Last position:
Senior IT Project Manager / Program Lead – Network Strategy 2030 at ALDB GmbH
- Holistic responsibility for modernizing and expanding federal networks and upgrading critical data center and telecom infrastructure in the high-security agency environment of BDBOS
- Planning and management of the expansion of national BOS network infrastructure in the VS-NfD/KRITIS environment with technical decision authority at the architecture and component level (Cisco, Layer 2/3, WAN redundancy)
- Planning, tendering (EVB-IT/UVgO) and oversight of the upgrade of security-critical telecom infrastructure for emergency call 110/112 (ACD)
- Capacity planning, rack integration, structured cabling, power supply, cooling concept (CRAC/In-Row) and DCIM monitoring for data center expansion
- Building the IT department from scratch: structures, governance, processes, team recruiting, vendor selection and long-term IT strategy
- Planning and managing infrastructure and application migrations: migration strategies, batch planning, hypercare stabilization and rollback concepts
- Creating vendor-neutral specifications (telecom systems, signature solutions) according to EVB-IT and UVgO; contract award and vendor management
- Setting up a secure IT environment according to BSI basic protection, ISO 27001 and VS-NfD; developing IT security concepts and CMDB analyses
- Hands-on program leadership: decision papers for management and steering committees, risk management, reporting and change request control
Kristof R.
Last position:
Business Analyst, agile at VHV / digitalbroking
- Requirements Engineering / UI / Testing
- Analysis, elicitation and preparation of user stories
- Definition of acceptance criteria and quality requirements
- Creation of wireframes and mock-ups
- Roadmap planning and backlog prioritization
- Test management, test case creation and execution
- Creation and tracking of bugs
- Identification and planning of automated tests
- Management of cooperation partners
- Organization of project employees, including project controlling and budget planning
- Coordination meetings with stakeholders
- Facilitation of retrospectives
- Onboarding, coaching and trials with customers
- Conducting webinars
Thomas H.
Last position:
Project Manager & Tender Manager at GEA Group AG
- Implemented an access control solution and prepared tender documents for a visitor management system.
- As project manager, I was responsible for the successful rollout of a cloud-based access control system for two sites with around 4,000 employees.
- Accountable for the successful execution of the project.
- Created and aligned project plans and status reports with all stakeholders.
- Prepared/coordinated an initial effort or cost estimate and related planning for operational services implementation.
- Identified interfaces.
- Ensured budget and schedule compliance.
- As tender manager / demand manager, the following specific tasks were my responsibility:
- Analyzing potential suppliers.
- Gathering requirements.
- Creating and aligning the requirements catalog.
- Developing an evaluation matrix.
- Preparing the tender documents.
David B.
Last position:
Acting Partner at Bliestal Consulting UG
- Redesigning cablewise infrastructure with CAT 8.1 keystones, measuring the speed and quality of the new installation with Pockethernet, documentation at a local saddlery
- CAT 8.1 installation and building a data center, site linking, VPN and VLAN configuration for a local car dealership, implementation of IT-Security standards like virus protection (G Data) and firewalling (OPNSense)
- Relocation of a tax office with redesign of the IT infrastructure, virus protection (G Data) and backup solutions (QNAP)
- Planning, conception and implementation of an inhouse data center, BSI-compliant for commercial laundry (including Proxmox-based virtualization of existing infrastructures, QNAP, G Data, OPNSense, APC)
- Implementation and conception of security solutions in the SME sector
- Collaboration on the IT-security concept for the Bremen network of authorities (in the dLAN network)
- Creation of IT-security concept VOIS (modules MESO, KFZ/iKFZ) including audit preparation for KBA
- Expansion of the IT-security concept for the online service for electronic residence registration (eWA) to include use as an eFA (one-for-all) service (nationwide)
- Expansion of the IT-security concept to include modules wos & wvp
- Concept development for the implementation of DIN SPEC 27076 at MSEs and SMEs
- Creation and evaluation of emergency concepts
- Creation and evaluation of response actions and BCM plans
- Assessment of existing business continuity management (ISO 22301)
- Development of BCM strategy options
- Conducting awareness training
Christian T.
Last position:
Quality Expert, Consultant & Enthusiast at Quality Consulting Taeschner
- Consulting and development of customized test strategies, quality concepts, and quality governance frameworks
- Advising on the use of artificial intelligence with a focus on AI-driven test strategies (test design, tools, automation)
- Testing AI systems and AI-powered solutions (e.g., guardrails, nondeterministic behavior, ethical and adversarial scenarios)
- Consulting and development of AI governance and compliance guidelines
- Analysis, design, and optimization of test processes
- Planning and conducting quality audits
- Preparation and facilitation of quality workshops
- Test management for digital ecosystems
- Quality management: business and process analysis
- Change, transition, and project management
- Identification and provision of suitable specialist resources
- Training seminars and courses for quality and test managers, product owners, and project managers on effective QA strategies and methods
- Professional mentoring and consulting for leaders in quality-focused management roles
- Teaching test fundamentals, design, and methods to IT professionals or career changers
Dirk B.
Last position:
Senior Consultant Database Administration and SQL at Bliestal Consulting UG
- Complete redesign of IT infrastructure including setup of a server room according to BSI standards, new network concept and planning.
- Development of security concepts and IT security consulting for the DHCP/DNS election sector.
- Support of project management for the customer in the VOIS | MESO area.
- Technical support for setting up the IT infrastructure in new offices, including firewall configuration, router setup and network planning.
- Setup and configuration of the service management and ticket system JIRA.
- Implementation and administration of the Azure (Entra) environment for all employees.
- Setup and administration of the Confluence environment.
- Planning, setup, configuration and administration of the entire Atlassian Collaboration Suite.
- Development of BCM strategy options.
- Development and implementation of measures and creation of BCM plans, as well as evaluation of existing BCM.
Discover over 15,000 top freelancers
Statistics of experts using PBX
Aggregated from the professional profiles of matched freelancers.
Experience
24 years
Position duration
2.3 years
Positions per freelancer
12
Top business areas
Information Technology, Project Management, Operations
Top industries
Information Technology, Telecommunication, Manufacturing
Certification focus areas
Information Technology, Project Management, Product Development
Bachelor's degree or higher
70%
Master's degree or higher
52%
Doctorate
9%
Certifications per freelancer
5
Most common languages
German, English, Spanish
Speak two or more languages
100%
Based on our profile pool as of 19 Sep 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Germany are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range.
Average rates of experts in Germany using PBX
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
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 19 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
PBX 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 (94%)
- Telecommunication (58%)
- Manufacturing (48%)
- Professional Services (45%)
- Banking and Finance (42%)
- Energy (39%)
- Automotive (36%)
- Healthcare (30%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What PBX does
A PBX, or Private Branch Exchange, is a business phone system that routes internal and external calls. Modern IP PBX environments use internet protocol, SIP and VoIP to connect desk phones, softphones, mobile users and customer-facing numbers. They support extensions, transfers, queues, voicemail, conferencing and business-hour rules.
Core platforms
PBX work can involve cloud services, on-premises appliances or hybrid deployments. Common ecosystems include Asterisk, FreePBX, 3CX and vendor-specific IP telephony systems. Strong specialists understand SIP trunks, codecs, DID numbers, RTP media paths, dial plans, IVR, call recording and integrations with CRM or Microsoft Teams.
Typical projects
- Design a new IP PBX and migration plan
- Configure extensions, ring groups, queues and IVR menus
- Connect SIP providers, offices, remote users and mobile devices
- Integrate call data with CRM, help desk or contact centre tools
- Troubleshoot registration, audio, routing and quality problems
A project may cover one office, a distributed organisation or a customer service operation. Germany-based teams often need clear coordination between internal IT, telecom providers and external specialists.
When expertise helps
Companies bring in freelance PBX expertise when an ageing phone system must be replaced, a new site needs reliable calling or a merger requires number and extension changes. Specialist support is also useful when calls fail intermittently, one-way audio appears, queues are misrouted or reporting does not match business needs. Remote work is practical for configuration and diagnostics, while cabling, handset rollout and site testing may require on-site collaboration in Germany.
Skills that matter
Good professionals combine telephony knowledge with network and security practice. They can read SIP traces, isolate NAT and firewall issues, manage Linux-based systems, document dial plans and protect administrative access. Experience with backups, monitoring, high availability and emergency call routing helps keep communications dependable rather than merely operational.
Choosing a specialist
Look for evidence of comparable PBX migrations, clear documentation and a methodical approach to testing. Ask how the professional will handle number porting, failover, call recording, data access and rollback. A strong specialist explains trade-offs between an IP PBX, hosted VoIP and Microsoft Teams Phone in terms of control, integrations, support and long-term operating needs. They should also leave your team with usable runbooks and a maintainable configuration.
Frequently asked questions
Questions about PBX? Start with the answers below.
A PBX connects an organisation’s internal extensions with external phone networks. It manages call routing, transfers, voicemail, queues, IVR menus, conferencing and business-hour rules across desk phones, softphones and mobile users.
An IP PBX gives a company direct control over its call logic, integrations and infrastructure, whether hosted on-site or in a private environment. Hosted VoIP reduces infrastructure responsibility, while Microsoft Teams Phone centres calling around the Teams ecosystem; the right option depends on control, compliance, integrations and support needs.
A strong PBX specialist should understand SIP, RTP, DNS, VLANs, firewalls, NAT and quality-of-service settings. Linux administration, cloud networking, CRM integration, monitoring and security are also valuable when the phone system connects several sites or business applications.
The required experience depends on scope, not simply on the platform name. A basic extension setup may be straightforward, while number porting, multiple sites, failover, contact-centre queues and legacy integrations call for a specialist who has delivered comparable migrations and can test every call path.
Much of PBX configuration, monitoring and troubleshooting can be completed remotely through secure access and shared traces. On-site support may still be useful for cabling, handset deployment, analogue equipment or network testing, so agree access rules, working hours and German-language coordination needs before the project starts.
Asterisk is a flexible telephony engine, while FreePBX provides a web interface and management layer around it. They can suit organisations that need custom call flows or control over hosting, but the total effort for security, updates, support and documentation should be assessed before choosing them over a managed service.
A capable PBX professional starts with symptoms and call paths, then checks registrations, SIP signalling, RTP flow, codecs, latency, packet loss, jitter, NAT and firewall rules. They should reproduce the issue, capture useful evidence, apply a focused fix and verify inbound, outbound, internal and transferred calls afterward.
Ask for a clear design, migration sequence, test plan and rollback procedure rather than relying on platform familiarity alone. High-quality PBX work leaves documented dial plans, provider settings, access controls, backups, monitoring and handover notes, with sensitive call data handled appropriately.
The average hourly rate of freelancers in Germany who have used PBX in their recent projects is 98 €, which corresponds to a daily rate of about 788 € based on an 8-hour working day.
Of the freelancers in Germany who have used PBX in their recent projects, 70% hold at least a Bachelor's degree, 52% hold at least a Master's degree, and 9% hold a doctorate.
On average, freelancers in Germany who have used PBX in their recent projects have 24 years of professional experience, with a single engagement typically lasting around 2.3 years.
The most common languages among freelancers in Germany who have used PBX in their recent projects are German (100%), English (100%), and Spanish (30%).
The most common industries among freelancers in Germany who have used PBX in their recent projects are Information Technology (94%), Telecommunication (58%), and Manufacturing (48%).
The most common business areas among freelancers in Germany who have used PBX in their recent projects are Information Technology (100%), Project Management (79%), and Operations (67%).
Main locations of FRATCH Experts, who have recently used PBX
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location 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 Request a free demo
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Philipp Thomaschewski
FRATCH CEO
