Senior Critical Engineering Manager

Job Description We are looking for a proven leader to manage a large, multi-disciplinary engineering operation for the London Campus as part of the ISS Facilities Management team, ensuring the delivery of a premier workplace environment. The role requires strong governance, visible leadership and excellent client relationship management, with Health & Safety, statutory compliance and the uptime of critical services as core priorities aligned to the ISS technical strategy and delivery model. Key Responsibilities Provide technical leadership across the 1CP site, overseeing Engineering, Fabric and Projects delivery. Lead and manage a team of 30+ engineers, including direct line management of 3-4 managers (BMS Lead, Fabric Lead and Technical Manager). Ensure full compliance with statutory requirements, HASAWA, ISS Safe Systems of Work (SSOW) and engineering standards. Own budget management and P&L responsibility, ensuring financial targets and commercial objectives are achieved. Maintain the operational performance, reliability and uptime of critical plant and systems. Oversee Planned Preventive Maintenance (PPM) delivery in line with schedules, SLAs and contract KPIs. Manage and prioritise a high volume of live projects, ensuring coordinated delivery across engineering and fabric teams. Build and maintain strong, collaborative relationships with clients, internal service lines and external suppliers. Professional and Personal Competencies/Qualifications Clear, strong leadership experience within comparable, complex and critical sites. Demonstrable experience managing large engineering operations. Proven P&L and budget management experience. Very strong client relationship and stakeholder management capability. Critical Engineering management experience. Suitably qualified in an Electrical or Mechanical engineering discipline. Full UK driving licence required for travel to client sites. The Company 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….