Project Manager Cleanroom Technology (m/f/d)
Kretz + Wahl Gebäudetechnik GmbH & Co. KG · Fernwald-Steinbach

Helping Shape a More Sustainable Future
For over 45 years, we have been developing, manufacturing, and installing cutting-edge technologies in ventilation, air conditioning, and cleanroom systems. At Kretz + Wahl, you’ll work in a thriving, forward-looking industry and create sustainable solutions for people and the environment. Join a team that is actively shaping the energy transition with innovation and agility.
As an established, medium-sized company, we offer you long-term career prospects and meaningful projects that make a positive contribution to society. Whether on the construction site, in the office, or in customer service: with us, you’ll benefit from a supportive work environment with flat hierarchies and quick decision-making processes. Here, you’ll have the chance to contribute your ideas and work with us to build a more sustainable future.
Your Responsibilities with Us
- Reviewing design documents for feasibility
- Preparing for and participating in contract award meetings in collaboration with the purchasing department, taking project deadlines into account
- Preparing purchase requisitions / creating parts lists for orders
- Preparing for product sampling and certification processes
- Handling contract-related correspondence with customers
- Leading the project team, as well as subcontractors, including ELT and MSR technology trades
- Technical design in the field of cleanroom technology
- Adherence to relevant technical regulations
- Reviewing installation drawings before submission to the customer
- Reviewing overall project schedules
- Participating in construction meetings and coordination discussions on construction sites and at customer locations
- Coordination with other building services trades
- Reviewing subcontractor invoices
- Timely preparation of quantity survey documents, payment requests, and final invoices
- Preparing change orders in collaboration with Purchasing
- Conducting and preparing commissioning and acceptance procedures
- Preparing operating and maintenance manuals
- Preparing defect rectification plans
Requirements
- Bachelor’s degree, technical certification, or comparable qualification
- Practical experience in specialized construction management of HVAC systems and instrumentation in the field of cleanroom technology
- Proficiency in MS Office
- Independent, structured work style
- Strong communication skills, ability to work in a team, and a sense of responsibility
- Reliability, flexibility, and an open, authentic, and customer-oriented demeanor
- Commitment, initiative, and organizational skills
Here are the benefits you can expect
- Flexible work schedules: Flexible hours and the option to work from home give you the freedom to achieve an optimal work-life balance.
- Salary & Benefits: We offer a company pension plan, a free gym membership, and many other corporate benefits.
- Professional and Personal Development: Through specialized training, we support you in developing the relevant hard and soft skills for your field or your individual career path—all the way up to a leadership role.
- Mobility that suits you: Take advantage of our attractive mobility options, such as JobRad or company cars, for more freedom on four wheels.
- Strong teamwork: Joint company events, flat hierarchies, and a positive culture of learning from mistakes shape our supportive work environment.
- Sustainability with responsibility: With us, you’ll work on meaningful client projects that make a positive contribution to the environment and society.
You can easily apply via email to bewerbung@kretz-wahl.de or through our online form on our website. We look forward to receiving your resume, references, and a cover letter—please include your salary expectations and your earliest start date.