Site Technical Supervisor

We are looking for a qualified engineering professional to initially oversee construction and commissioning activities on a new site, ensuring a thorough understanding of the building's systems, infrastructure, and operational requirements before it becomes fully operational., Following mobilisation, the role will transition into a more traditional Hard FM supervisory position, leading a small M&E team across planned and reactive maintenance activities while managing subcontractors, client relationships, compliance, and service performance.

Reporting to the Regional Operations Manager, the Site Technical Supervisor will play a key role in delivering safe, efficient, and compliant technical services while maintaining exceptional customer satisfaction.

Key Responsibilities

Supervise site construction activities and support commissioning works to gain a detailed understanding of building systems and operational requirements.

Lead the delivery of technical services, ensuring operational excellence, contract compliance, and a high standard of customer service.

Act as the primary escalation point for technical and operational issues, ensuring timely and effective resolutions.

Manage Planned Preventative Maintenance (PPM) and reactive maintenance activities across the site, ensuring service levels and statutory obligations are achieved.

Lead and develop a small M&E team, supporting performance management, training, coaching, and ongoing competency development.

Oversee subcontractor performance, ensuring compliance, quality standards, and service expectations are consistently met.

Build and maintain strong client relationships through regular communication, reporting, and proactive issue resolution.

Drive continuous improvement initiatives, operational efficiencies, and opportunities for additional chargeable works and service enhancements.

Qualified engineer with strong technical knowledge of mechanical and electrical building services.

Good understanding of Building Management Systems (BMS).

Previous supervisory or team leadership experience is desirable; strong engineers seeking their first leadership role will also be considered.

Extensive experience within the property, facilities management, or M&E environment.

Strong commitment to health and safety, compliance, and risk management.

Excellent communication and stakeholder management skills, with the ability to engage effectively with clients, suppliers, and internal teams.

Commercially aware with an understanding of operational and financial performance.

Highly proficient in Microsoft Office and operational management systems.

Ability to manage multiple priorities, meet deadlines, and deliver against performance targets and project milestones.

ISS is a world-leading workplace and facility management company, connecting people and places to make the world work better. Working with customers day by day, side by side, we understand every aspect of the user experience.

Through a unique combination of intelligent solutions, high standards and people who care, to help our customers achieve their purpose, whether it's hospitals healing patients, businesses producing the next great innovation, or airports bringing passengers home to their families. ISS is committed to doing business the right way, taking its corporate responsibility very seriously. Our passion is people.

We offer you a challenging and exciting career in an organisation with people at its heart. In ISS, everyone has the opportunity to develop, grow and make a difference. #Becomewhoyouwant, #Bepartofsomethingbigger,

#aplacetobeyou,

#facilitiesmanagement

ISS is proud to be a diverse and inclusive employer.

ISS welcomes all applicants regardless of age, disability, gender identity or gender reassignment, marital or civil partnership status, pregnancy or maternity, race (which includes race, colour, nationality, ethnic or national origin and caste), religion or belief, sex, sexual orientation or educational background.

We are proud to be a Gold Employer Recognition Scheme (ERS) award holder and a signatory of the Armed Forces Covenant, recognising our commitment to supporting veterans, reservists, and military families. Through our Joint Forces Programme, we provide mentoring and support to members of the Armed Forces community and their spouses as they transition into civilian careers.

We are a Disability Confident Committed (Level 2) employer, proudly supporting and promoting inclusive hiring practices in line with the UK government's Disability Confident scheme.

Our passion for inclusivity and diversity makes ISS a more creative, productive and happy place to work.