Company Description BJF Group is a leading multidiscipline Main Contractor based across the UK, specialising in delivering high quality construction projects across various sectors priding ourselves of our reputation for excellence and attention to detail. Within our Facilities Management division, the Southwest Core team plays a crucial role in the day-to-day delivery of reactive and preventative works across a diverse range of properties and systems within our client's sites - as a Commercial Plumber within the team, you will be expected to provide comprehensive repairs and maintenance to a range of both commercial and domestic Plumbing & Heating applications. Position We are seeking a highly competent and experienced Commercial Plumber/Mechanical Engineer to manage, install, maintain, and repair complex plumbing, heating, ventilation, and drainage systems within commercial, industrial, and public sector buildings across the UK. This role requires a blend of hands-on plumbing expertise and technical mechanical engineering knowledge to ensure compliance with stringent UK standards and regulations. Key Responsibilities Installation & Maintenance - Install, maintain, and repair commercial hot and cold water systems, drainage systems, pipework, and mechanical plant (including pumps, calorifiers, booster sets, and pressurisation sets/vessels) Heating & HVAC - Work on commercial heating systems, including boilers, radiators, and associated pipework, and provide support for HVAC (Heating, Ventilation, and Air Conditioning) mechanical components Technical Interpretation - Interpret and work accurately from detailed schematics, blueprints, and engineering drawings to execute installations and repairs to specification System Testing - Conduct commissioning, pressure testing, and fault diagnosis on new and existing plumbing and mechanical systems to ensure operational efficiency and integrity Regulatory Compliance - Ensure all work meets UK standards, including Building Regulations, Water Regulations (WRAS) Health & Safety - Demonstrates occupational competence and safety awareness Mechanical Jointing - Proficiency in pipe jointing techniques (copper soldering, press fitting, threading, Flanges) Fault Finding - Effectively diagnose and resolve complex mechanical and system faults using logical troubleshooting methods Working at Heights - Relevant certification/training (e.g., IPAF/PASMA) Requirements NVQ Level 2/3 in Plumbing and Heating or equivalent trade qualification G3 Unvented Minimum of 3-5 years proven experience working as a commercial/industrial plumber or mechanical maintenance engineer Desirable: ONC/HNC in Mechanical Engineering, Building Services Engineering, or a related discipline BOAS experience or qualification Supervisory or management experience within a construction/M&E environment Excellent technical understanding of commercial fluid mechanics, thermodynamics, and energy efficiency Commercial Plant room installations Strong verbal and written communication skills for technical reporting and client interaction Full, clean UK Driving Licence Rewards Competitive Salary Annual Leave Entitlement: 33 days per annum (inclusive of bank holidays) Group Pension Scheme: Provided by Royal London to save for your future. Free Eyesight test: Specsavers Company Funded Health Cash Plan: helping you spread the cost of essential healthcare like, trips to the dentist. Remote GP Access: speedy access to a GP by telephone or online plus electronic prescriptions 24/7 EAP Service: free advice, counselling and support for you and your family whenever you need it. Discounted Gym Membership at more than 3,000 gyms across the UK. Better BJF Initiative : wellbeing and mental health champions readily available at work. Employee Referral Scheme: recommend a personal connection to us and claim a cash reward for their successful hire. We are an equal opportunities employer, and we welcome applications from all suitably qualified persons regardless of their sex; religious or similar philosophical beliefs; political opinion; race; age; sexual orientation; or, whether they are married or are in a civil partnership; or, whether they are disabled; or whether they have undergone, are undergoing or intend to undergo gender reassignment.