Senior Facilities Engineer

As a Senior Facilities Engineer, you will join our Hertfordshire team to support our activities within the pharmaceutical manufacturing and research sector.

You will play a key role in ensuring the reliable, compliant, and efficient operation of site-wide building services, utilities, and critical infrastructure across a complex pharmaceutical manufacturing, research, and commercial facility. Reporting to the Engineering Manager and supporting day-to-day operations, you will lead engineering activities, supervise contractors and engineers, and drive continuous improvement initiatives to maintain the highest standards of safety, quality, and regulatory compliance.

• Location:
  Hertfordshire
• On Site:
  Full-time on site
• Clearance:
  Clearable
• Experience Level: Senior (5+ years experience)

• Support the supervision and coordination of engineering teams and specialist contractors delivering planned, reactive, and corrective maintenance activities
• Act as a primary technical contact for HVAC systems and business-critical building infrastructure
• Conduct equipment inspections and audits, identifying improvement opportunities and implementing corrective actions
• Review BMS and HVAC control systems to optimise plant performance and identify energy-saving opportunities
• Monitor equipment reliability and maintenance performance to ensure compliance with maintenance schedules and regulatory requirements
• Act as an Approved Person (Electrical HV/LV and/or Mechanical Pressure Systems) where authorised
• Support fault-finding, root cause investigations, and issue resolution activities
• Manage and supervise small works and engineering projects across the facility
• Coordinate maintenance shutdowns, equipment upgrades, and installation activities with key business stakeholders
• Review and approve maintenance procedures, work permits, and engineering documentation
• Support the development and delivery of training for engineering personnel
• Manage contractors and vendors, ensuring compliance with site policies, safety standards, and GMP requirements
• Prepare reports and presentations detailing equipment performance, maintenance activities, incidents, and resource utilisation
• Ensure all engineering records and documentation comply with statutory, Health & Safety, and GxP requirements
• Support continuous improvement initiatives across engineering operations
• Assess and recommend critical spare parts requirements to support asset reliability
• Participate in the site on-call rota (approximately 1 week in
  6)

• Proven experience leading or supervising engineering teams in a maintenance environment
• Strong knowledge of mechanical and electrical building services and utilities
• Experience working with HVAC systems and critical infrastructure
• Ability to interpret technical drawings, schematics, and engineering documentation
• Experience updating and reviewing risk assessments and safe systems of work
• Knowledge of contractor management and maintenance governance processes
• Experience using Computerised Maintenance Management Systems (CMMS)
• Strong fault-finding and problem-solving skills
• Excellent organisational, communication, and stakeholder management abilities
• Flexible approach with the ability to support occasional out-of-hours activities

• A Bachelor’s or Master’s degree in Engineering
  , or equivalent
  military experience
  .
• Experience with in a pharmaceutical, GMP-regulated, life sciences, healthcare, or similarly regulated environment
• Previous experience in a supervisory or leadership position

• Approved Person authorisation (Electrical HV/LV and/or Mechanical Pressure Systems)
• Experience working within pharmaceutical manufacturing or research facilities
• Knowledge of GxP,…