Senior Pre-Commission Cleaning Engineer
Senior Pre-Commission Cleaning Engineer

Senior Pre-Commission Cleaning Engineer

Full-Time 48000 - 72000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Lead pre-commission cleaning on large-scale HVAC projects and ensure system performance.
  • Company: Join a top UK specialist in HVAC commissioning and water treatment.
  • Benefits: Competitive pay, leadership development, and opportunities across the UK and Europe.
  • Why this job: Take charge of exciting projects and grow your career in a dynamic environment.
  • Qualifications: Strong experience in pre-commission cleaning and confident in client interactions.
  • Other info: Enjoy technical autonomy and the chance to progress into commissioning roles.

The predicted salary is between 48000 - 72000 £ per year.

Commissioning Technical Services (CTS) is one of the UK's premier specialists in HVAC Commissioning, Commissioning Management, and Water Treatment. Based in London, we pride ourselves on our professional and high-quality service delivered by a team of highly trained and experienced professionals. We provide exceptional solutions to clients across the UK and internationally. Our focus is on efficiency, expertise, and client satisfaction in every project we undertake. CTS is growing, and we are seeking skilled Pre-Commission Cleaning Engineers to support HVAC system performance across major commercial projects.

If you are already operating at lead-engineer level, we want to hear from you. We're hiring for experienced Pre-Commission Cleaning engineers capable of independent system management.

Regions: London & Home Counties | Central England | West of England | Europe

Role responsibilities:

  • Lead pre-commission cleaning on medium & large-scale projects
  • Manage flushing, chemical dosing, filtration & system validation
  • Produce test results, water quality certificates & close-out packs
  • Liaise with commissioning teams, main contractors & consultants
  • Plan works, oversee junior techs & ensure compliance to BSRIA BG29/ BG50 standards
  • Represent CTS onsite — delivering performance assurance professionally

Ideal candidate profile:

  • Strong experience in Pre-Comm cleaning & water treatment systems
  • Confident with LTHW/CHW flushing, testing & documentation
  • Good client interfacing & leadership capability
  • Able to work independently and manage work fronts efficiently

What we offer:

  • Senior responsibility + technical autonomy
  • Leadership development & future progression into commissioning
  • Competitive pay package + benefits
  • Work across UK regions & European projects

Senior Pre-Commission Cleaning Engineer employer: Commissioning Technical Services

At Commissioning Technical Services (CTS), we are committed to fostering a dynamic work environment that prioritises professional growth and employee satisfaction. As a Senior Pre-Commission Cleaning Engineer, you will enjoy senior responsibility and technical autonomy while working on exciting projects across London and beyond, with ample opportunities for leadership development and progression into commissioning roles. Our competitive pay package and supportive culture make CTS an exceptional employer for those seeking meaningful and rewarding careers in the HVAC industry.
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Contact Detail:

Commissioning Technical Services Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Pre-Commission Cleaning Engineer

✨Tip Number 1

Network like a pro! Reach out to your connections in the HVAC industry and let them know you're on the lookout for opportunities. Attend industry events or webinars to meet potential employers and showcase your expertise.

✨Tip Number 2

Prepare for interviews by brushing up on your technical knowledge and leadership skills. Be ready to discuss your experience with pre-commission cleaning and how you've managed projects in the past. Confidence is key!

✨Tip Number 3

Don’t just apply anywhere—focus on companies that align with your values and career goals. At StudySmarter, we encourage you to check out our website for openings that match your skills and aspirations.

✨Tip Number 4

Follow up after interviews! A quick thank-you email can go a long way in leaving a positive impression. It shows your enthusiasm for the role and keeps you fresh in their minds.

We think you need these skills to ace Senior Pre-Commission Cleaning Engineer

Pre-Commission Cleaning
Water Treatment Systems
Flushing
Chemical Dosing
Filtration
System Validation
Test Result Production
Water Quality Certification
Project Management
BSRIA BG29/BG50 Standards Compliance
Client Interfacing
Leadership Capability
Independent Work Management
Technical Autonomy

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your experience in pre-commission cleaning and water treatment systems. We want to see how your skills align with the role, so don’t be shy about showcasing your achievements!

Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you’re the perfect fit for CTS. Mention specific projects or experiences that demonstrate your leadership and client interfacing skills.

Showcase Your Technical Skills: We’re looking for someone who knows their stuff! Be sure to include any relevant certifications or training related to LTHW/CHW flushing, testing, and documentation. This will help us see your expertise at a glance.

Apply Through Our Website: Don’t forget to apply through our website! It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows you’re keen on joining our team!

How to prepare for a job interview at Commissioning Technical Services

✨Know Your Stuff

Make sure you brush up on your knowledge of pre-commission cleaning and water treatment systems. Be ready to discuss specific techniques like LTHW/CHW flushing and how you’ve managed these processes in past projects.

✨Showcase Your Leadership Skills

Since the role involves overseeing junior techs, be prepared to share examples of how you've led teams in the past. Highlight any experiences where you’ve had to manage work fronts efficiently and ensure compliance with standards like BSRIA BG29/BG50.

✨Prepare for Client Interactions

As client interfacing is key, think about times when you’ve successfully liaised with clients or contractors. Be ready to explain how you build relationships and ensure client satisfaction throughout a project.

✨Demonstrate Your Problem-Solving Skills

Expect questions that assess your ability to handle challenges on-site. Prepare to discuss specific instances where you’ve encountered issues during pre-commission cleaning and how you resolved them effectively.

Senior Pre-Commission Cleaning Engineer
Commissioning Technical Services
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