Electrical Site Supervisor

Who we are… Quartzelec is an independent, multi-disciplined service provider, proudly employing over 600 people in the UK and internationally, with a turnover exceeding £90 million. With more than a century of engineering expertise, we specialise in contracting and rotating machine services, including the installation, repair, and life extension of motors and generators. Our trusted reputation and technical capability allow us to deliver critical services across multiple sectors. We empower our teams with responsibility, autonomy and the opportunity to deliver high performance in a safety-focused environment. The Opportunity As an Electrical Site Supervisor , you will ensure the successful delivery of on-site installation and engineering activities across a range of projects. The goal is clear: deliver high-quality work, on time and within budget, while maintaining exceptional safety and compliance standards. You will lead electrical site teams and manage subcontractors — particularly those delivering civils and enabling works — ensuring all interfaces between disciplines are well coordinated. You’ll be responsible for driving productivity, managing resources, and maintaining effective relationships with clients, subcontractors and project stakeholders. Your leadership will help ensure projects are delivered safely, to specification, and aligned with operational and commercial targets. Key Responsibilities • Plan labour and subcontractor requirements in line with project programmes • Coordinate and manage subcontractor activities, including civil and structural works • Ensure subcontractor performance meets safety, quality and programme expectations • Review and approve method statements and risk assessments from all subcontractors • Issue work instructions, drawings and specifications to site teams and subcontractors • Deliver site inductions and toolbox talks, ensuring full compliance with PPE and site discipline • Track progress and productivity across direct and subcontracted workforces • Conduct daily site briefings, reviews and ensure prompt resolution of issues or delays • Requisition, control and optimise materials and plant on site • Verify delivery documentation, process returns, and segregate non-conforming materials • Plan and coordinate plant and equipment in accordance with project staging and risk assessments • Ensure all assets and subcontractor equipment are compliant and safely operated • Maintain accurate site diaries, documentation, permits and progress reports • Support cost control, variation identification and adherence to commercial procedures • Attend client and coordination meetings, providing clear updates and technical input • Promote a culture of quality, accountability and zero-harm safety Qualifications, Experience & Personal Attributes • SSSTS or SMSTS essential • SPEN COMP authorisation preferable • Strong electrical installation and construction site experience • Proven experience supervising both direct labour and subcontractors (including civils) • Excellent knowledge of Health & Safety legislation and safe systems of work • Ability to identify, manage and mitigate on-site risks through proactive leadership • Commercial awareness with the ability to support project budgets and productivity goals • Effective communicator and confident in managing stakeholder relationships • Strong organisational and problem-solving skills • Commitment to quality, customer satisfaction and continuous improvement • Flexible, adaptable and proactive in a dynamic site environment Benefits • Contributory salary sacrifice pension scheme • Life insurance (4x salary) • Enhanced annual leave entitlement, plus bank holidays • Company-funded gym subsidy • Annual vision allowance • Free 24/7 remote GP service • Employee referral programme • Paid maternity and paternity leave • Long service awards • Free Electric/Hybrid charging points Additional benefits: • Access to our dedicated Training Academy and development programmes • Clear career progression opportunities into leadership roles • Corporate perks and employee discounts • Supportive work culture committed to safe and successful delivery Why Quartzelec? Your expertise will help deliver essential engineering and infrastructure projects. You’ll have the autonomy to lead site operations confidently — coordinating electrical and civil disciplines — backed by a company that champions innovation, safety and your professional growth. We may close the vacancy early if a high volume of suitable applications is received. Strictly no agencies please.