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SDH Experts in Germany

to strengthen transport networks with vetted, available specialists matched in minutes

Hire experts who design, provision and troubleshoot Synchronous Digital Hierarchy networks, integrate SONET and Ethernet transport, and manage resilient telecom infrastructure. FRATCH finds the right vetted, available freelancer quickly through precise AI matching.

Meet FRATCH Experts in Germany, who have recently used SDH

Verified expert

Andreas W.

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Freelancer

Monheim am Rhein
Andreas W.

Last position:

Freelancer at Infrafibre Networks GmbH

  • Determining the current status (planning status / expansion status) of the so-called interpolygon routes
  • Preparing an end-to-end project plan for the individual routes, taking active and passive components and activities into account
  • Monitoring and controlling plan implementation
  • Optimizing the selected network architecture
  • Creating network and splice plans
Verified expert

Karlheinz G.

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Senior Test Engineer / Analyst

Wellendingen
Karlheinz G.

Last position:

Consultant / Test Analyst / Supporter at Insurance office, Spaichingen

Project: Process optimization & IT support in an insurance broker office.

Project activities:

  • Analysis of processes and definition of requirements
  • Consulting for the implementation of a cloud solution (soho)
  • Installation and verification of new infrastructure HW
  • Cloud installation & configuration
  • Definition and creation of use cases
  • Performing user acceptance tests (UAT)
  • User training / training
  • IT support (cloud, PC, server, printer, network)

Label: Insurance, infrastructure, configuration, training, support

Verified expert

Mahmoud T.

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Strategy Consultant, Organizational Developer

Bedburg
Mahmoud T.

Last position:

Strategy Consultant, Organizational Developer at Netcom BW / EnBW

  • Analysis of the fiber optic market with a focus on FTTH
  • Advising senior management on strategy planning for the next 10 years
  • Reviewing product portfolios and services
  • Identifying cost-saving opportunities
  • Planning restructuring measures as part of a transformation program
  • Designing a program structure "Fit For Profit" to implement the planned restructuring and meet strategic objectives
Verified expert

Dirk L.

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Consultant, PMO, Project Manager, Project Manager, Organisation and Coordination, Rollout Coordinator-Manager, Migration

Reinbek
Dirk L.

Last position:

PMO Consulting, Service & Support

  • Consulting, service and support for various companies.
  • Consulting and planning of projects and process optimisation.
  • Rollout planning, IT service and support, stakeholder management
Verified expert

Mohammed N.

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Network Specialist (Part-Time)

Pfungstadt
Mohammed N.

Last position:

Informationstechnikzentrum Bund

  • Coordination of network orders
  • Quoting
  • Control and monitoring of external service providers
  • Change creation for mobile communication
  • SPOC of Data Center in Frankfurt for WAN connections
  • Resource management for the department budget
  • Technical contact for the WebEx platform
  • Coordination tasks for the head of department
  • Moderation of team meetings
Verified expert

Uzair A.

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Data Scientist

Aachen
Uzair A.

Last position:

Data Scientist at Taurva Solutions

  • Collect, clean, and preprocess data.
  • Perform exploratory data analysis to find patterns and insights.
  • Build and evaluate statistical models and machine learning algorithms.
  • Visualize data and results using tools like Matplotlib, Seaborn, Power BI, or Tableau.
  • Work with cross-functional teams to define data needs and KPIs.
  • Develop models using frameworks such as TensorFlow, PyTorch, and Scikit-learn.
  • Follow data privacy and security regulations.
Verified expert

Guy Armand B.

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Project Search

Augsburg
Guy Armand B.

Last position:

Project Search at Project Search

Verified expert

Andreas A.

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International ICT Senior Project Manager / Senior Consultant

Lich
Andreas A.

Last position:

International ICT Senior Project Manager / Senior Consultant at ING DIBA AG

  • At ING-DIBA AG, transform all local infrastructure applications into a private cloud environment as part of consolidation. This active architecture environment has high application density and represents the core of the banking business. Based on a DevOps architecture, a uniform and standardized environment will be created in the target design, which is highly scalable and meets the requirements of regulatory authorities and the bank's internal security standards.

  • Developed the target concept with involved departments.

  • Defined VPN/DNS naming conventions and network segmentation.

  • Designed the required load balancer system.

  • Created a transfer solution for non-routable IP addresses.

  • Identified application dependencies in the initial design.

  • Coordinated application owners, data protection, information security, and identity managers.

  • Developed a validation POC to test and optimize the cloud migration.

  • Defined development, test, quality, and production environments in the cloud design, considering an agent-based initial architecture.

  • Used existing CMDB systems and adapted the database structure in the target design.

  • Established an Office 365 environment for international collaboration for the migration project (classic Office environment including Power BI, SharePoint, Teams)

Verified expert

Hellmuth V.

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Embedded Software Architect / Team Coordinator

Erlangen
Hellmuth V.

Last position:

Embedded Software Architect / Team Coordinator at Provider of system solutions in the field of electric drives

  • Analysis and inventory of a system consisting of 2 control units
  • Creation and derivation of the static software architecture
  • Optimization and standardization of structures for model-based control
  • Creation of the dynamic software architecture
  • Development of improvement proposals in workshops with the customer
Verified expert

Harry M.

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Project Manager / Interim Manager

Kummerfeld
Harry M.

Last position:

otelcon GmbH

  • Management of national and international ICT projects
  • Project management of large fiber-optic projects
  • Optimization of corporate networks (fiber-optic expansion (FTTX) / LAN / WAN / VPN / VoIP / MPLS)
  • Preparation and execution of WAN and LAN tenders
  • Network rollouts
  • Preparation of specifications and requirements management
  • Leading contract and SLA negotiations (German / English)
  • Vendor management
  • Interim management in the ICT sector
  • Analysis and development of network designs
  • Establishment, management and optimization of operations organizations
  • Construction and renovation of data centers
  • Development, implementation and optimization of business processes (ITIL)
  • Strategy consulting and technology consulting for ICT
  • Preparation of business plans and feasibility studies
  • Team management and personnel management
  • Crisis management
Verified expert

Vladimir M.

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Head of Telecommunications Systems

Berlin
Vladimir M.

Last position:

Head of Telecommunications Systems at Schüßler-Plan Infratec

  • Selection of employees

  • Appointment of team or project leads

  • Managing employees through information, instruction, advice, delegation, and motivation

  • Managing and monitoring task completion

  • Updating and expanding employees' knowledge

  • Acquisition

  • Negotiations with clients, authorities, property planners, and specialist engineers

  • Preparing offers and submitting them to management

  • Preparing and reviewing contracts

  • Ensuring services are delivered on time and invoiced within the deadlines

  • Implementing, enforcing, and contributing to the further development of the quality management system

Verified expert

Matthias W.

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Senior Network and Network Security Expert

Petersaurach
Matthias W.

Last position:

Self-employed at maweos GmbH

Discover over 15,000 top freelancers

Statistics of experts using SDH

Aggregated from the professional profiles of matched freelancers.

Experience

30 years

SDH experts in Germany have 30 years of professional experience on average.

Position duration

3.5 years

SDH experts in Germany stay in a single position for 3.5 years on average.

Positions per freelancer

19

SDH experts in Germany have completed 19 positions on average over the course of their careers.

Top business areas

Information Technology, Project Management, Operations

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

Top industries

Telecommunication, Information Technology, Manufacturing

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

Certification focus areas

Information Technology, Project Management, Operations

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

Bachelor's degree or higher

88%

88% of SDH experts in Germany hold at least a Bachelor's degree.

Master's degree or higher

50%

50% of SDH experts in Germany hold at least a Master's degree.

Doctorate

25%

25% of SDH experts in Germany have a doctorate (PhD).

Certifications per freelancer

5

SDH experts in Germany hold 5 professional certifications on average.

Most common languages

German, English, French

SDH experts in Germany most often speak German, English, and French.

Speak two or more languages

100%

100% of SDH experts in Germany speak two or more languages.

Based on our profile pool as of 29 Oct 2026.

Daily rate distribution

0% 25% 50% 75% 100%
8% of SDH experts in Germany charge less than €480 per day.
17% of SDH experts in Germany charge between €480 and €640 per day.
17% of SDH experts in Germany charge between €640 and €800 per day.
25% of SDH experts in Germany charge between €800 and €960 per day.
33% of SDH experts in Germany charge €960 or more per day.
<€480 €480-​640 €640-​800 €800-​960 €960+

The chart shows how the daily rates of experts in this technology in Germany 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 in Germany using SDH

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

1000
750
500
250
Rate comparison chart
Daily rate avg. 799 €

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 820 €

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 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

SDH experts industry focus

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

  • Telecommunication (85%)
  • Information Technology (77%)
  • Manufacturing (54%)
  • Banking and Finance (46%)
  • Transportation (46%)
  • Aerospace and Defense (38%)
  • Automotive (38%)
  • Energy (38%)

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

About the technology

What SDH is

Synchronous Digital Hierarchy, usually called SDH, is a standardized transmission technology for transporting voice, data and video across carrier-grade optical networks. It organizes digital traffic into synchronous frames and supports predictable bandwidth, fault detection and rapid protection switching. SDH is closely related to SONET, the North American standard used for similar transport systems.

Where it runs

SDH remains present in national and regional telecom infrastructure, mobile backhaul, utility communications, railway networks and enterprise wide-area links. It is used where deterministic transport, strong operational visibility and resilient connectivity matter. In Germany, specialists may work across carrier, transport, energy and industrial environments, often coordinating remote monitoring with on-site access.

Network capabilities

Professionals working with SDH commonly handle:

  • Designing STM-based transport paths and ring topologies
  • Provisioning cross-connects, tributaries and optical interfaces
  • Configuring protection schemes, alarms and synchronization
  • Integrating SDH with Ethernet, IP, SONET and packet transport
  • Testing services with optical and protocol analysis tools

Ecosystem and tooling

SDH work involves multiplexers, add-drop multiplexers, optical line systems and network management platforms from telecom equipment vendors. Relevant standards include ITU-T recommendations for hierarchical rates, framing, synchronization and protection. Adjacent knowledge of DWDM, MPLS, Carrier Ethernet, IP routing, fiber optics and OSS processes helps specialists connect legacy transport with newer packet-based networks.

When expertise matters

Companies usually bring in freelance specialists during network migrations, supplier changes, service rollouts, fault investigations or modernization programs. External expertise is useful when internal teams need to preserve live services while replacing SDH equipment or moving traffic toward Ethernet, MPLS or optical transport. Strong planning reduces outage risk and makes dependencies visible before cutover.

Signs of quality

A strong SDH professional can read network diagrams, trace alarms to physical or logical causes and document every change clearly. Look for experience with live-service operations, protection switching, synchronization faults, optical budgets and structured acceptance testing. The best specialists also explain trade-offs between extending SDH, introducing packet transport or decommissioning parts of the network.

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Frequently asked questions

Key details about SDH, drawn from the questions we get asked most.

SDH is used to transport voice, data and video over reliable optical and electrical transmission paths. It provides structured multiplexing, synchronization, monitoring and protection switching for carrier, utility, transport and enterprise networks.

Synchronous Digital Hierarchy and SONET solve similar transport problems, but they developed around different regional standards and rate hierarchies. A specialist should understand their framing, interoperability options and the equipment already deployed in the target network.

An experienced SDH professional often also understands fiber optics, DWDM, Ethernet transport, MPLS, IP routing and network management systems. Knowledge of synchronization, optical testing and OSS workflows is especially useful during migration or fault work.

The right level depends on the assignment. A simple provisioning task may need focused equipment knowledge, while a live-network migration calls for proven experience with protection schemes, service impact analysis, vendor coordination and rollback planning.

Many SDH tasks, including configuration reviews, alarm analysis, documentation and migration planning, can be completed remotely. Site access is still needed for physical installation, fiber testing, equipment replacement and some acceptance work, so a hybrid setup is often practical in Germany.

A company may retain SDH when deterministic circuits, existing protection, operational familiarity or hard-to-replace equipment remain important. Packet transport can offer greater flexibility, but the decision should consider service requirements, migration risk, synchronization and the condition of the current network.

Ask the SDH specialist to describe a comparable network, the fault-isolation method used and the controls applied during a live change. Good answers cover alarms, synchronization, protection switching, optical measurements, documentation and rollback rather than focusing only on equipment commands.

SDH work can be coordinated remotely when diagrams, inventory data and monitoring access are well prepared. German or English may be appropriate depending on the operations team, site contacts and vendor documentation, while on-site work benefits from clear safety and access procedures.

The average hourly rate of freelancers in Germany who have used SDH in their recent projects is 100 €, which corresponds to a daily rate of about 799 € based on an 8-hour working day.

Of the freelancers in Germany who have used SDH in their recent projects, 88% hold at least a Bachelor's degree, 50% hold at least a Master's degree, and 25% hold a doctorate.

On average, freelancers in Germany who have used SDH in their recent projects have 30 years of professional experience, with a single engagement typically lasting around 3.5 years.

The most common languages among freelancers in Germany who have used SDH in their recent projects are German (100%), English (100%), and French (31%).

The most common industries among freelancers in Germany who have used SDH in their recent projects are Telecommunication (85%), Information Technology (77%), and Manufacturing (54%).

The most common business areas among freelancers in Germany who have used SDH in their recent projects are Information Technology (100%), Project Management (100%), and Operations (85%).

Main locations of FRATCH Experts, who have recently used SDH

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

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Philipp Thomaschewski

FRATCH CEO

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