SDH Experts in Germany
matched in minutes for reliable telecom infrastructureHire experts who plan, configure and troubleshoot Synchronous Digital Hierarchy networks, optical transport systems and carrier-grade monitoring environments. FRATCH precisely matches you with vetted, available freelancers who fit your technical needs and project schedule.
Meet FRATCH Experts in Germany, who have recently used SDH
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
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
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
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
Andreas W.
Last position:
Freelancer at Infrafibre Networks GmbH
- Assessing the current status (planning stage / rollout status) of the so-called inter-polygon routes
- Creating an end-to-end project plan for the individual routes, considering active and passive components and tasks
- Monitoring and controlling the implementation of the plan
- Optimizing the chosen network architecture
- Creating network and splice diagrams
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.
Matthias W.
Last position:
Self-employed at maweos GmbH
Guy Armand B.
Last position:
Project Search at Project Search
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)
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
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
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
Discover over 15,000 top freelancers
Statistics of experts using SDH
Aggregated from the professional profiles of matched freelancers.
Experience
30 years
Position duration
3.5 years
Positions per freelancer
19
Top business areas
Information Technology, Project Management, Operations
Top industries
Telecommunication, Information Technology, Manufacturing
Certification focus areas
Information Technology, Operations, Project Management
Bachelor's degree or higher
86%
Master's degree or higher
57%
Doctorate
29%
Certifications per freelancer
5
Most common languages
German, English, French
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 SDH
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.
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 (83%)
- Information Technology (75%)
- Manufacturing (58%)
- Transportation (50%)
- Aerospace and Defense (42%)
- Automotive (42%)
- Banking and Finance (42%)
- Education (33%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What SDH is
SDH, or Synchronous Digital Hierarchy, is a telecommunications standard for transporting voice, data and video over optical fibre networks. It organizes traffic into synchronized frames and supports multiplexing, protection switching and structured monitoring across carrier infrastructure. SDH is closely related to SONET, the standard widely used in North America.
Where it runs
SDH remains relevant in carrier backbones, metropolitan transport networks, utility communications and industrial infrastructure. It can connect mobile sites, data centres, enterprise locations and legacy voice systems where predictable performance and resilient transport matter. German operators and industrial organizations may retain SDH alongside newer packet-based networks during long migration phases.
Network tasks
- Design STM-based transport paths and ring topologies
- Configure multiplexers, cross-connects and protection mechanisms
- Integrate optical interfaces, timing sources and management systems
- Analyse alarms, signal degradation and synchronization faults
- Plan migrations from SDH to Ethernet or packet transport
SDH specialists also document circuits, validate service continuity and coordinate testing across network sites. Their work often involves vendor-specific equipment, network management software and strict change procedures.
When expertise matters
Companies bring in freelance SDH expertise during network rollouts, maintenance windows, fault investigations and modernization programmes. External support is useful when internal teams need deep knowledge of transmission layers, legacy platforms or complex interconnections. Specialists in Germany can also support on-site commissioning while handling planning and analysis remotely.
Related capabilities
Strong SDH professionals understand optical fibre, transmission engineering, SONET concepts and carrier Ethernet. They may also work with DWDM, IP networking, network timing, service assurance and vendor platforms from established telecommunications suppliers. Knowledge of documentation, testing and operational handover is just as important as configuration skill.
Signs of quality
- Traces faults from service symptoms to physical and transport layers
- Designs protection and restoration without creating hidden dependencies
- Verifies timing, signal quality and end-to-end circuit continuity
- Documents configuration changes in a form operations teams can use
- Explains migration risks clearly to technical and business stakeholders
A capable specialist distinguishes between equipment faults, fibre issues, timing problems and incorrect provisioning. They use controlled tests, clear rollback plans and precise records rather than changing live services without evidence.
Frequently asked questions
Key details about SDH, drawn from the questions we get asked most.
SDH is used to transport voice, data and video through synchronized optical networks. It supports structured multiplexing, resilient ring designs, timing distribution and detailed fault monitoring for carrier, utility and industrial communications.
SDH and SONET solve similar optical transport problems, but they developed around different regional standards and framing conventions. A freelancer should understand both when a network combines international equipment or connects European infrastructure with North American systems.
SDH can remain practical where deterministic circuits, established protection schemes and legacy interfaces are essential. Packet transport is often more flexible for modern data services, so the right choice depends on traffic types, existing equipment, migration risk and operational requirements.
SDH work often requires knowledge of optical fibre, SONET, DWDM, carrier Ethernet and network timing. Experience with network management systems, service assurance, structured cabling and vendor-specific transmission equipment is also valuable.
SDH projects vary from a focused alarm investigation to a multi-site migration. The specialist should have relevant experience with the equipment, topology and operational risk involved, rather than relying on a generic telecommunications background.
SDH planning, configuration review, monitoring and fault analysis can often be performed remotely from Germany. Fibre tests, rack work, equipment replacement and commissioning may require on-site coordination, while clear documentation and secure remote access support collaboration.
SDH quality is best assessed through concrete examples of fault isolation, protection design, migration planning and service validation. Ask how the specialist handles timing faults, degraded optical signals, change control and rollback before granting access to a live network.
SDH project briefs should describe the network topology, equipment vendors, interfaces, services, known alarms and required maintenance window. Include access constraints, documentation standards, on-site expectations and the acceptance tests that will confirm successful delivery.
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 798 € based on an 8-hour working day.
Of the freelancers in Germany who have used SDH in their recent projects, 86% hold at least a Bachelor's degree, 57% hold at least a Master's degree, and 29% 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 (33%).
The most common industries among freelancers in Germany who have used SDH in their recent projects are Telecommunication (83%), Information Technology (75%), and Manufacturing (58%).
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 (83%).
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 Request a free demo
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Philipp Thomaschewski
FRATCH CEO
