Overview PRS Greater London, England, United Kingdom Senior Pump/Mechanical Engineer based in London and the Home Counties. Our client, a privately owned and operated M&E/HVAC contractor, is seeking a highly skilled Commercial Pump Engineer to join the specialist team. The role covers installation, commissioning, maintenance, and repair of a wide range of pump systems in commercial, industrial, and public sector environments across the UK. Responsibilities

Installation & Commissioning: Install, test, and commission commercial and industrial pump systems (e.g., booster sets, circulation pumps, submersible pumps, drainage pumps, fire pumps, vacuum pumps) per specifications, schematics, and UK standards. Preventative Maintenance: Perform planned preventative maintenance (PPM) including inspections, lubrication, vibration analysis, and performance checks to ensure longevity and reliability. Fault Diagnosis & Repair: Diagnose mechanical, electrical, and control faults; perform repairs such as motor replacements, bearing changes, seal replacements, impeller repairs, and control panel troubleshooting. System Optimisation: Identify opportunities to improve pump system efficiency and performance, recommending upgrades or adjustments as needed. Electrical & Control Systems: Work with electrical components, control panels, VSDs, and BMS interfaces related to pump operation. Compliance & Safety: Comply with UK health and safety regulations, relevant British Standards, Water Regulations (WRAS), and industry best practices. Documentation: Maintain detailed records of work performed, including service reports, fault logs, material usage, and time spent on projects. Client & Stakeholder Liaison: Communicate with clients, site managers, facilities teams, and other trades to ensure smooth project delivery and client satisfaction. Emergency Response: Participate in on-call rota for emergency pump breakdowns and respond promptly to minimise disruption. Tool & Equipment Management: Ensure tools, testing equipment, and PPE are maintained, calibrated, and used safely.

Experience

Minimum of 3-5 years of hands-on experience as a Commercial/Industrial Pump Engineer or similar role. Proven experience with a diverse range of pump types and applications in commercial or industrial settings. Experience fault finding on both mechanical and electrical aspects of pump systems. Familiarity with pump control systems, including pressure switches, flow switches, and VSDs.

Skills & Attributes

Technical Expertise: Strong mechanical aptitude with solid electrical diagnostic and repair skills. Hydraulic Knowledge: Understanding of hydraulic principles, pump curves, and system design for fluid transfer. Problem-Solving: Diagnostic capabilities and methodical fault resolution. Attention to Detail: Meticulous approach ensuring precision in all tasks. Communication: Excellent verbal and written communication for technical reporting and client interaction. Autonomy & Teamwork: Ability to work independently and in a team. Organisational Skills: Time management and ability to meet deadlines. Safety Conscious: Commitment to health and safety practices.

Desirable Skills (Advantageous but not essential)

Manufacturer-specific training or certifications for major pump brands. Confined Space entry certification. Working at Height certification. First Aid certification. Experience with PLC or BMS integration for pump control. Competitive salary range £45,000-£55,000 with extensive overtime opportunities. Company vehicle and fuel card. Company pension scheme. Generous annual leave allowance – 33 days. Ongoing training and professional development opportunities. Specialised tools and testing equipment provided. Uniform and PPE provided.

Employment details

Seniority level: Associate Employment type: Full-time

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