Junior Electrical Commissioning Engineer

Calibre; London; On-site; GBP 45,000; Full time

Job summary

An established industry player is seeking a motivated Junior Electrical Commissioning Engineer for a permanent role at a flagship data centre in North West London. This exciting opportunity involves working in a technically complex environment, commissioning cutting-edge Air Handling Units (AHUs) while ensuring compliance with performance standards and health & safety requirements. Full training will be provided, along with opportunities for long-term career growth in a rapidly expanding business. If you're looking for a role that offers both challenge and development, this is the perfect fit for you.

Benefits

25 days holiday plus bank holidays

Pension Scheme & Life Assurance

Cycle to Work Scheme

Long Service Awards

Employee Assistance Programme

Learning & Development Opportunities

Static site-based role with Monday to Friday hours

Qualifications

• Electrical qualification essential with experience in HVAC commissioning.
• Strong understanding of airflow principles and basic electrical measurements.

Responsibilities

• Carry out commissioning tasks on AHUs and HVAC equipment.
• Work collaboratively with senior engineers to deliver the Commissioning Programme.

Skills

Electrical qualification (NVQ, City & Guilds, BTEC)

18th Edition Wiring Regulations

HVAC commissioning experience

Airflow principles

Communication skills

Education

Electrical qualification

Tools

Office 365

RAMS documentation

Job description

Junior Electrical Commissioning Engineer

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Junior Electrical Commissioning Engineer

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Junior Electrical Commissioning Engineer - Static Site (Data Centre), North West London

Salary: £45,000

Calibre Searc are working in partnership with a leading manufacturer in the HVAC sector to recruit a Junior Electrical Commissioning Engineer for a permanent, site-based role at a flagship data centre in North West London (NW10). This is an exceptional opportunity to join a high-performing team, working in a technically complex and critical environment with cutting-edge AHU and ventilation systems.

The role will see you involved in the commissioning of Air Handling Units (AHUs) and associated equipment, ensuring compliance with strict performance standards and health & safety requirements. Full training will be provided on the manufacturer's systems and control platforms, with development opportunities for long-term career growth.

Key Responsibilities

• Carry out commissioning tasks on AHUs and other HVAC equipment in line with defined scripts and procedures.
• Work collaboratively with senior engineers and the Project Manager to deliver the Commissioning Programme on time and within budget.
• Identify and report any risks (resource, financial, or scheduling) to the Project Manager.
• Ensure all commissioning activities comply with health and safety requirements and site protocols.
• Complete test scripts, performance checks, and commissioning documentation in English.
• Conduct airflow measurements and evaluate electrical, pressure, temperature, and humidity metrics.
• Participate in risk assessments and method statement (RAMS) preparation to a high standard.
• Supervise internal or external cleaning teams during deep cleans of AHUs when required.
• Develop strong working relationships with internal teams, general contractors, commissioning authorities (CxA), and other site contractors.
• Support safe working practices including working at height, use of MEWPs, podium steps, and harnesses.
  
  

Position Requirements

• Electrical qualification essential (NVQ, City & Guilds, BTEC or similar).
• 18th Edition Wiring Regulations certification is beneficial.
• Experience in 400V electrical environments is highly desirable.
• Prior experience in HVAC commissioning and understanding of ventilation systems is preferred.
• Strong understanding of airflow principles and basic electrical measurements.
• Comfortable working at height (IPAF, MEWP and harness experience desirable).
• Computer literacy (Office 365, email, documentation systems).
• Excellent communication skills (both verbal and written).
• Ability to create and understand RAMS documentation.
• Valid CSCS card and full UK driving licence required.
• Experience with MODBUS systems and understanding of ASHRAE L1-L5 commissioning stages is a distinct advantage.
• SSSTS or SMSTS certification is a plus, but not essential.
• Must live within or close to the NW10 area.
  
  

In Return You Can Expect

• Competitive salary up to £45,000 depending on experience
• 25 days holiday plus bank holidays
• Pension Scheme & Life Assurance Scheme
• Cycle to Work Scheme
• Long Service Awards
• Employee Assistance Programme & Mental Health Support
• Learning & Development Opportunities including manufacturer training in Germany
• Static site-based role with Monday to Friday hours (with optional overtime)
• Opportunity to grow within a rapidly expanding business and progress to more senior roles
  
  

This is a fantastic opportunity for a motivated Junior Electrical Commissioning Engineer to work on mission-critical infrastructure in a high-growth industry. If you're looking for long-term development within a technically stimulating environment - apply now!

Junior Electrical Commissioning Engineer - North West London

Junior Electrical Commissioning Engineer

Calibre Search promote equality in the workplace and we welcome applications from all suitably skilled or qualified candidates regardless of their sex, race, disability, religion/beliefs, sexual orientation or age. We act as both an employment agency and employment business.

Seniority level

• Seniority level

  Entry level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Engineering and Information Technology

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