Electrical Engineer – Data Centre

China Mobile International UK; Slough; On-site; GBP 65,000 - 90,000; Full time

Job summary

China Mobile International UK is seeking an experienced Electrical Engineer to support the construction, operation and maintenance of our Data Centre facilities in the UK.

The successful candidate will act as a technical authority for electrical systems, working closely with the Facility Management (FM) team and vendors to ensure safe, reliable and efficient operation of critical data centre infrastructure.

Qualifications

• Bachelor's degree in Engineering or related discipline.
• CEng or IEng qualification preferred.
• Ideally 6+ years in data centre electrical operations.
• Junior candidates may be considered with lower experience.

Responsibilities

• Provide technical leadership of the Facility Management team to ensure electrical operations meet standards and SLAs.
• Review and approve MOP, SOP and EOP.
• Conduct audits of maintenance activities for quality and safety compliance.
• Act as SME for complex electrical issues and lead RCA for power incidents.
• Identify SPOFs and oversee risk mitigation measures.
• Advise on high-risk activities including UPS bypass, generator load testing and HV switching.
• Review and authorize electrical system modifications and capacity expansions.
• Support long-term asset lifecycle planning, upgrades and CAPEX.
• Analyse power distribution efficiency and PUE trends.
• Ensure compliance with safety requirements including LOTO and Arc Flash.

Skills

Electrical power engineering

Data centre operations

MS Office

Electrical calculation software

Electrical standards and safety

Education

Bachelor's degree in Engineering (Electrical)

CEng or IEng preferred

Job description

China Mobile International is looking for an experienced Electrical Engineer to support the construction, operation and maintenance of our Data Centre facilities in the UK.

The successful candidate will act as a technical authority for electrical systems, working closely with the Facility Management (FM) team and vendors to ensure safe, reliable and efficient operation of critical data centre infrastructure.

Role Description

• Provide technical leadership and oversight of the Facility Management team, ensuring electrical operations comply with required standards and SLAs.
• Review and approve critical operational documents, including Method of Procedure (MOP), Standard Operating Procedures (SOP) and Emergency Operating Procedures (EOP).
• Conduct regular audits of maintenance activities and operational records to ensure quality and safety compliance.
• Act as the Subject Matter Expert (SME) for complex electrical issues and lead Root Cause Analysis (RCA) for power-related incidents.
• Identify potential Single Points of Failure (SPOF) within electrical systems and oversee appropriate risk mitigation measures.
• Provide onsite technical guidance and final sign-off for high-risk electrical activities, including UPS bypass, generator load testing and HV switching.
• Review and authorise electrical system modifications and capacity expansions, ensuring minimal impact on existing IT loads.
• Support long-term asset lifecycle planning, including equipment upgrades, retrofits and CAPEX planning.
• Analyse power distribution efficiency and PUE trends and support initiatives to improve energy efficiency.
• Ensure electrical systems comply with relevant statutory and safety requirements, including lightning protection, protective relay testing and infrared thermography.
• Promote and enforce electrical safety programmes, including Lockout/Tagout (LOTO) and Arc Flash protection.

Requirements

Education & Professional Qualifications

• Bachelor's degree in Engineering, Electrical Engineering or a related discipline.
• CEng or IEng qualification is preferred.

Experience

• Ideally 6+ years' relevant experience, preferably in data centre operations on the electrical side.
• Candidates with less experience may be considered for a junior position.
• Strong experience in electrical power engineering and critical infrastructure environments.

Technical Skills

• Strong knowledge of electrical power engineering.
• Experience with critical electrical systems and data centre operations.
• Proficiency in Microsoft Word, Excel and PowerPoint.
• Experience with relevant electrical calculation software.
• Knowledge of data centre electrical standards, safety procedures and operational practices.

Personal Skills

• Positive and proactive approach.
• Strong communication, coordination and teamwork skills.
• Ability to work effectively under pressure.
• Strong problem-solving and risk-management skills.

Language

• Good command of English and Chinese.

Knowledge or training in Uptime Institute standards and programmes, such as AOS, AOD, CDCDP and AOP, would be advantageous.