SINIX Experts in Germany
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Meet FRATCH Experts in Germany, who have recently used SINIX
Ernst Höfler
Last position:
Support/Development/Consulting – Process Development, E-Invoicing, XRechnung, ZUGFeRD
- Support and further development of a complex process for creating XML documents for electronic invoices / E-Invoicing (XRechnung, ZUGFeRD)
- Automation of operational processes, process development and optimization
- Development of frontend applications with MS Power Apps
- Porting SQL Server 2016 to SQL Server 2022
- SQL Server database administration
Alex Odesser
Last position:
Contractor at Telefonica Germany GmbH & Co. OHG
- Data-analysis, Preparation, gathering and coordination of business requirements for retrieval of monthly- and long term (CLV – relevant) cost- and revenue-components per contract for a customer–base–grouping project (HUB–Project) for B2C-Postpaid-Controlling
- Concept and Implementation of cost- and revenue-KPIs calculation and corresponding CLV–reports (Oracle, Perl, SVN, MS SQL Server, MS Power BI, Serviceware Performance Analytics)
- Operational support of the HUB-Project – various ad-hoc reports, deployments, job-scheduling etc. (Oracle, SVN, BICSuite–Scheduler, DWSODA etc.)
- Analysis, implementation, retrieval and reporting of various physical and financial KPIs for B2P-Prepaid Business on an existing data-mart (Oracle, Perl)
Tobias Rudolph
Last position:
M&A IT Project Manager / Cross-functional Technical and Integration Manager at Sandoz AG
- Worked for several M&A projects (Eire, Sunshine C, Coral) in the role of IT project manager and cross-functional technical manager / integration manager.
- Preparation and maintenance of project charters, project change requests and project plans.
- Weekly project status report.
- Preparation of decision papers and steering committee slidedecks.
- Risk & issue management.
- Tracking and managing activities, dependencies and deliverables across all functional IT domains.
- Data migration (planning and execution).
David Bleyer
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
Georg Danebrock
Last position:
Senior Project Manager at Apleona GmbH
- Project review, restructuring, and PM for the migration of a total of 12,000 Windows workplace systems (650 applications) from SCCM and Empirum/Matrix42 to MS-Intune after a merger.
- Took over a heavily delayed / not ideally managed project in the role of the "firefighter".
- Completely revised and adjusted/updated the planning of the customer and the involved service provider.
- Introduced planning baselining as well as tracking/mitigation of current risks.
- Introduced an efficient, partially automated planning/reporting interface between MS Project Planning (service provider) and Jira (customer).
- Restructured meetings to increase efficiency and remove redundant appointments.
- Completed the analysis and design phase and created base data for migrations from heterogeneous systems of the two merged companies.
- Started the User Acceptance Test (UAT).
- Technologies: MS Autopilot, Zero Touch.
Pierre Gronau
Last position:
Ansible Automation, Windows Third Level Support at DB InfraGO AG
- PRISMA project
- Ansible automation
- Windows third level support for Windows NT, Windows 2000, Windows 2013, Windows 2016, Windows 2019
Bernhard Müller
Last position:
Leading Red Hat OpenShift Architect at Deutsche Rentenversicherung
- Architecture review and continuation of the architecture of two Red Hat OpenShift 4.16 environments: one for the so-called legacy environment in Berlin, consisting of two availability zones, and the other for a geo-redundant cluster between Berlin and Würzburg with three availability zones each.
- Further development or creation of the detailed designs for the legacy data center and the new DRV data center.
- Architecture of the hub clusters.
- Architecture of the RHACM and RHACS components.
- Architecture of the Red Hat Quay repositories and the connection and replication of existing JFrog Artifactory repositories.
- Creation of the required firewall requests.
- Review of the BSI basic protection checks of the environments and creation of implementation instructions.
- Design and requirements analysis of the Quay image registries.
- Design for the use of Hashicorp Vault as a secret store for the clusters.
- Creation of a backup concept for the Red Hat OpenShift clusters.
- Creation of concepts for the lifecycle of the images in the registries.
- Design of a federated user management based on LDAP/AD for the administrative OpenShift users.
Jürgen Bargmann
Last position:
Database Administrator and Performance Tuning Specialist at ALD Automotive Leasing Deutschland
- Database administration and performance tuning for Oracle databases on AIX 7.1, 7.2 with Oracle 12c and 19c
- Troubleshooting and resolution on RHEL 7
- Automation of operations with UNIX/Linux shell scripts, Perl programs, and PL/SQL
- Planning, preparation, execution, and customer-specific review of changes and upgrades for the LEASMAN and DOXIS applications
- Incident handling including communication with outsourcing service providers and business units
- Data exchange with Data Pump
- Visualization of database content and monitoring results
- Configuration of databases for Debezium and monitoring Debezium activities
- Preparation of Oracle databases for migration to cloud environments
- Implementation and monitoring of NIST requirements in databases
- Automation of release upgrades for the LEASMAN application
- Creation of operations manuals and instructions
- Generation of reports for GDPR information requests
Hellmuth V. Künsberg
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
Christopher Eshemokhai
Last position:
Senior Oracle DBA and WebLogic Administrator, Oracle Business Intelligence for Applications
- Oracle databases 11g, 12c and 19c RAC
- Installation, configuration and deployment of Oracle Fusion Middleware 11g & 12c (WebLogic, SOA, Oracle Forms and Report Server, etc., OBIA)
- Administration of Oracle 11g, 12c, RAC and 19c
- Applying patches
- Installation, configuration and deployment of Tomcat
- Oracle tuning
- The system includes several production, QA, test & development Oracle databases and WebLogic application servers 11g & 12c
Pawel Nabe
Last position:
Subject Mater Expert Linux at TCS Alliance Healthcare
- Updating/upgrading Linux servers to new versions
- Installing Trend Micro on Linux servers
- Creating, presenting and maintaining technical documents
- Refactoring tools
- Platforms: SUSE Linux Enterprise Server (SLES) 10, 11, CentOS, RedHat, Windows 10, PowerShell, Bash, Perl, Trend Micro AV, PuTTY, SSH, VMware
- Project language: English
Discover over 15,000 top freelancers
Statistics of experts using SINIX
Aggregated from the professional profiles of matched freelancers.
Experience
26 years
Position duration
2 years
Positions per freelancer
24
Top business areas
Information Technology, Operations, Project Management
Top industries
Information Technology, Manufacturing, Banking and Finance
Certification focus areas
Information Technology, Project Management, Quality Assurance
Bachelor's degree or higher
67%
Master's degree or higher
50%
Certifications per freelancer
3
Most common languages
German, English, French
Speak two or more languages
100%
Based on our profile pool as of 30 Aug 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 SINIX
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 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
About the technology
SINIX in practice
SINIX is the Unix family many teams still use on older Siemens Nixdorf systems. It shows up in stable business services, terminal-based back ends, and long-lived operations where change must stay controlled. It is often mentioned together with SINIX-N and other Siemens Nixdorf Unix environments.
Typical work
- System upkeep and patch planning
- User, file, and network administration
- Shell scripts for routines and checks
- Migration support toward modern Unix or Linux
- Integration with legacy business applications
Ecosystem knowledge
Strong professionals know the Unix toolset around SINIX: shells, init and service handling, networking, permissions, batch jobs, and storage layout. They also understand how vendor-specific commands, old documentation, and dated release levels affect daily work. That mix matters when a system is still running core processes.
When companies need help
Companies bring in freelance experts when a key SINIX server must stay available, a migration has to be planned safely, or nobody in the team knows the old setup well enough. In Germany, this often comes up in manufacturing, logistics, public sector, and service environments with inherited infrastructure.
What strong specialists deliver
They read configuration cleanly, trace faults without guesswork, and keep changes small and reversible. They document what is still there, what can be replaced, and what must stay. They also help teams compare SINIX, SINIX-N, and Unix System V style setups without confusion.
Good fit for the project
Choose an expert who has handled real legacy operations, not just theory. The right person can work with old hostnames, scripts, network services, and access rules while keeping communication clear for on-site and remote teams. That is what keeps risk low during support and migration work.
Frequently asked questions
Before you brief your next project: the most common questions about SINIX.
SINIX is used to keep legacy Unix systems running in business environments that still depend on them. It is common in older Siemens Nixdorf installations, terminal-based services, and back ends that must remain stable while surrounding tools change. Freelancers usually support operations, fixes, scripting, and migration planning.
SINIX is closely tied to the Unix System V world, so experts often compare it with other classic Unix variants rather than with modern Linux first. The main difference is usually the age of the environment, the vendor-specific details, and the amount of legacy work around it. A good specialist knows how to bridge old commands and current target systems.
Yes, if the system is business critical or poorly documented. SINIX migration work needs someone who can map services, scripts, users, and network dependencies before anything moves. Without that, teams often miss hidden dependencies and create avoidable downtime.
A strong SINIX freelancer usually knows shell scripting, Unix administration, networking, file systems, user and permission handling, and service troubleshooting. Knowledge of Siemens Nixdorf environments and Unix System V style systems is also valuable. Documentation skill matters because many older setups are only partially described.
SINIX support can often be done remotely if secure access exists and the system is well documented. On-site work helps when hardware access, console use, or older local procedures are involved. In Germany, many teams mix both: remote analysis first, then on-site changes when needed.
Look for clear fault isolation, careful change control, and practical experience with live legacy systems. A solid SINIX specialist explains what is known, what is assumed, and what still needs checking before touching production. Good documentation from past work is a strong signal.
SINIX is still relevant wherever older Unix systems continue to run core tasks and cannot be replaced quickly. The need is less about building new systems and more about keeping inherited ones safe, understandable, and maintainable. That makes it important in long-lived operations and migration projects.
Before you bring in a SINIX expert, gather system access details, a list of known services, any scripts or job schedules, and whatever documentation exists. Also note whether the work is support, troubleshooting, or migration. The clearer the starting point, the faster a freelancer can make progress.
The average hourly rate of freelancers in Germany who have used SINIX in their recent projects is 113 €, which corresponds to a daily rate of about 904 € based on an 8-hour working day.
Of the freelancers in Germany who have used SINIX in their recent projects, 67% hold at least a Bachelor's degree and 50% hold at least a Master's degree.
On average, freelancers in Germany who have used SINIX in their recent projects have 26 years of professional experience, with a single engagement typically lasting around 2 years.
The most common languages among freelancers in Germany who have used SINIX in their recent projects are German (100%), English (100%), and French (45%).
The most common industries among freelancers in Germany who have used SINIX in their recent projects are Information Technology (100%), Manufacturing (73%), and Banking and Finance (64%).
The most common business areas among freelancers in Germany who have used SINIX in their recent projects are Information Technology (100%), Operations (91%), and Project Management (82%).
Main locations of FRATCH Experts, who have recently used SINIX
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
