Building Services Manager

Job Role: Building Services Manager (Mechanical)

Considering making an application for this job Check all the details in this job description, and then click on Apply.
Location: DSTL, Salisbury (On-site)
Job Type: Permanent, Full-Time
Salary: £48,000- £55,000 a year

Mainstay Recruitment are looking for an experienced and proactive Building Services Manager to lead the delivery of mechanical engineering services, statutory compliance, and safe systems of work across a complex, highly regulated estate.

This is a key leadership role responsible for ensuring all contractual obligations are delivered safely, efficiently, and to the highest technical standards, while providing excellent support to the client.

You will combine office-based management with on-site technical leadership, supervising directly employed engineers and specialist contractors. Youll ensure both planned and reactive maintenance activities meet performance, safety, and compliance requirements. Acting as the Qualified Supervisor, you will ensure all works comply with F-Gas, Gas Safe, and OFTEC standards.

Key Responsibilities

Lead inspection, testing, and maintenance of mechanical systems including: HVAC, pressure systems, steam, compressed air, industrial gases, water systems, and LEV equipment
Ensure compliance with statutory regulations and internal governance, including JSP 375
Oversee risk assessments, method statements, permits to work, and contractor controls
Review new installations, refurbishments, and handover documentation prior to service entry
Maintain CAFM systems, asset records, technical drawings, and lifecycle planning data
Collaborate with internal teams, Authorising Engineers, DSTL Estates, DIO representatives, and external auditors
Mentor engineers and Authorised Persons, supporting training, competence, and professional development
Promote and maintain a strong safety-first culture across all activities

About You

Proven experience in a mechanical engineering leadership role within regulated environments (e.g. MOD, healthcare, industrial)
Strong knowledge of mechanical building services and compliance frameworks including: Pressure Systems Regulations, Gas Safe, OFTEC, F-Gas, JSP 375, SFG20, and CDM
Recognised mechanical qualification (NVQ or City & Guilds Level 3 or equivalent)
Previous experience as a Qualified Supervisor or Authorised Person is highly desirable xwzovoh
Excellent leadership, communication, and problem-solving skills
Ability to engage effectively with both technical and non-technical stakeholders

Requirements

Ability to obtain and maintain SC Clearance (essential)
Due to site vetting requirements, applicants must be British Nationals
Full UK driving licence (company vehicle provided)
Participation in an on-call rota required

What We Offer

6% employer-matched pension contribution
25 days annual leave
Company car or car allowance
Single private medical cover
Life assurance (2x annual salary)
One professional subscription per year

To apply for this role, please follow the link on this page or for more information call Mainstay Recruitment and ask for Will.