Role Overview We are seeking an experienced and technically capable Lead Mechanical Technician (LMech) to oversee the safe, efficient, and compliant delivery of planned preventative and reactive maintenance within a critical environment.
This is a hands-on supervisory role that combines leadership responsibility with active involvement in day-to-day engineering operations. The successful candidate will lead on-site mechanical activities, supervise internal technicians and specialist subcontractors, participate in a shift rota, and support site leadership in maintaining high standards of safety, reliability, and technical performance across all mechanical systems.
Key Responsibilities Operational Leadership
Act as Deputy to the Technical Services Supervisor (TSS) when required
Participate in emergency escalation procedures and provide out-of-hours technical support
Ensure strict compliance with Safe Systems of Work, including RAMS, LOTO, and Permit-to-Work processes
Maintain required site certifications and operate as an Authorised Person (AP) where appointed
Lead by example, promoting a strong culture of safety, professionalism, and technical excellenceMaintenance & Engineering
Oversee and carry out routine, reactive, and emergency maintenance across mechanical and critical infrastructure systems
Diagnose, rectify, and escalate mechanical faults to minimise operational impact
Coordinate maintenance activities with the Helpdesk/DigiHub and liaise with end users to ensure timely access
Ensure all self-delivered and subcontracted works meet engineering standards and industry best practice
Support minor projects, plant upgrades, and asset replacement activitiesTeam & Stakeholder Management
Allocate internal and subcontractor resources effectively to meet service levels and operational deadlines
Foster a team culture focused on safety, sustainability, and continuous improvement
Build strong working relationships with clients, engineers, and external suppliers
Mentor technicians and apprentices, supporting skills development and performance improvementReporting & Compliance
Provide regular operational updates to the Technical Services Supervisor, highlighting progress, risks, and resource requirements
Ensure all maintenance activities are accurately recorded within the CMMS
Maintain full compliance with statutory regulations, site procedures, and internal engineering standards
Complete mandatory training and ensure technical competencies remain currentRequired Qualifications & Experience Education & Training
NVQ Level 3 (or equivalent) in Mechanical Engineering or a related discipline
Authorised Person (AP) certification (desirable)Experience
Minimum 5 years’ hands-on experience in mechanical maintenance
Experience working within a critical or high-reliability environment (highly desirable)Technical Skills
Strong fault-finding and diagnostic capability across mechanical systems
Sound knowledge of engineering standards, statutory compliance, and industry best practiceIT & Systems
Competent with Microsoft Office applications
Experience using CMMS platforms for asset management and task trackingProfessional Attributes
Self-motivated with the ability to manage competing priorities in a fast-paced environment
Excellent communication and interpersonal skills
Strong commitment to health & safety, operational excellence, and continuous professional developmentThis role offers an excellent opportunity for a skilled mechanical professional to step into a leadership position within a critical environment, providing responsibility, technical challenge, and long-term career development