Commissioning Manager · On-Site

Location:

Region: Cologne
Country: Germany

Role:

  • Industry: Data Centres
  • Job Type: Contract / Freelance
Working Arrangement: On-Site
Rate: 700 to 1,000 EUR per day

Application Details:

Start Date: ASAP
Expiry Date: 28/09/2026
Job Reference: HCTCSKDO

Commissioning Manager · On-Site

Location: Bedburg, near Cologne, North Rhine-Westphalia, Germany
Contract: 18 months initial, with extensions available up to 3 years
Rate: 700 to 1,000 EUR per day, dependent on experience
Engagement type: Freelance / self-employed (Freiberuflich). EU right to work required.
Start: ASAP
The Role:
An end client is seeking an experienced Commissioning Manager to take ownership of the full commissioning lifecycle on a large-scale data centre construction project in Bedburg, NRW.
This is a direct end client engagement, not a sub-contract position, and the successful candidate will lead commissioning from Level 0 through to Level 5 across the full facility.
The project offers genuine long-term security, with an initial 18 month term and extension options taking the engagement up to three years.
Key Responsibilities:
Own and deliver the commissioning programme across all five levels:
  • Level 0, review of design documentation, commissioning specifications, scripts and method statements
  • Level 1, factory acceptance testing (FAT) of critical plant including UPS, switchgear, generators, chillers and CRAH/CRAC units
  • Level 2, delivery inspection and site acceptance testing (SAT), verification against specification on arrival
  • Level 3, pre-functional checks, component start-up and static testing
  • Level 4, functional performance testing of individual systems and sub-systems
  • Level 5, integrated systems testing (IST), including load bank testing, black building tests, failure
  • mode simulation and full facility load transfer
  • Develop, review and approve commissioning scripts, test procedures and acceptance criteria
  • Produce and maintain the commissioning programme, aligning it with the wider construction schedule and identifying critical path risks early
  • Chair commissioning coordination meetings with the general contractor, MEP subcontractors, vendors and the client operations team
  • Manage the witnessing and sign-off process, ensuring all documentation is complete, traceable and audit-ready
  • Drive the snagging and de-snagging process through to close-out
  • Manage the handover of systems to the client operations and facilities team, including O&M documentation, as-built records and operator training
  • Act as the client's technical authority on commissioning matters, maintaining quality standards and holding contractors to the agreed specification
  • Ensure all commissioning activity is delivered in line with German safety legislation and site EHS requirements, including safe systems of work and permit control on live electrical systems
Essential Requirements:
  • Proven experience leading commissioning on data centre or comparable mission critical projects (semiconductor, pharmaceutical cleanroom, hospital or similar high-availability environments)
  • Demonstrable delivery of a project through the complete Level 0 to Level 5 process, including IST
  • Strong technical grounding in critical MEP systems: MV/LV distribution, UPS, standby generation, busbar, BMS/EPMS, cooling and fire suppression
  • Experience working client side or holding client-side technical authority
  • Ability to manage multiple contractors and vendors simultaneously and hold them to programme
  • Confident producing and reviewing commissioning documentation to an auditable standard
  • Freelance status with the ability to invoice as a self-employed contractor
  • EU right to work (no visa sponsorship available)
  • Willingness to be site based in Bedburg for the duration of the contract
Desirable:
  • German language ability, particularly for contractor and authority-facing communication on site
  • Previous delivery on a hyperscale project in the DACH region
  • Familiarity with German electrical standards and safe working practice (DIN VDE 0105-100, EN 50110, BetrSichV)
  • Experience with commissioning management software and digital sign-off platforms
  • Relevant electrical or mechanical engineering qualification

 

If you are interested in this role, apply below or send your CV to contact@g2recruitment.com

g2 Recruitment are committed to equality of opportunity for all applications from individuals are encouraged regardless of age, disability, sex, gender reassignment, sexual orientation, pregnancy and maternity, race, religion or belief and marriage and civil partnerships or any other characteristic protected by law.

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L&D Team

We are very lucky that g2 recruitment see Learning and Development as a vital part of a consultants journey which is why we have 4 people in the team who you will work very closely with from day 1 in your career. The team are on hand to guide you through your career at all levels and provide extra support working closely with the management team to give all consultants the best chance of success.  

Our Three Pillars of Training

Academy:
Week 1 is a series of remote sessions to learn all things systems, followed by a 1 week academy process which is a mixture of classroom and deskside this will be in one of our UK offices and usually consists of 3-8 other consultants all starting their journey together.

Experienced Modules:
These are a variety of sessions curated by us designed to support consultants as they are progressing through the career ladder, the aim is to ensure consultants at all levels have access to L&D.

Junior Management Programme:
Ran by our head of L&D this programme is designed to support junior managers as they start their management career. This involves things like personal branding, time management and ends in a business plan which is presented to members of the Exec board and senior management team.

Jaz123
Jaz D’Avola
Head of Learning & Development

Jaz joined g2 Recruitment in 2013.

She now leads our Learning and Development programme, transferring the knowledge and wisdom she learnt as a recruiter to the new generation of talent.

Imani
Imani WIlliams
Learning and Development Consultant

Imani joined g2 Recruitment in 2022.

His role involves developing individuals in all areas of the business, varying from inducting and onboarding consultants to working with them 1 to 1 to identify areas of development.  He aids with growth of L&D across the business, watching consultants experience and develop.

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Meghan Mcloughlin
Learning and Development Consultant

Meghan joined g2 in 2023 as an L&D consultant, Working in recruitment for 6 years, her role is to  help consultants at all levels to upskill and focus on development points. This could be anything from sales calls or candidate calls to organisation improvements.

Kane Gray
Systems & Academy Trainer

Kane joined g2 in April 2023 as an Academy & Systems Trainer.

His role involves teaching the consultants that are new to the company the foundations of recruitment and our systems before then helping them to upskill in areas specific to each consultant. Working closely with different consultants and watching them implement the feedback, apply it, and then benefit off the back of it.

Candidates

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Clients

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