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Mechanical Site Manager

Job Posted: 25 days ago

Salary: £ 55,000 - 55,000 / Annum
Job Type: Permanent
Location: Southampton, Hampshire, United Kingdom

Expire in: 3 days

Job Description

Axis, part of Axis CLC, is a trusted property services specialist delivering responsive repairs, planned works, refurbishments and voids services. We employ more than 1,500 people and support over 250 clients across London and the South East. Backed by over 110 years of combined experience across the Axis CLC group, we help keep residents safe, properties well maintained and clients fully compliant.

The Mechanical Site Manager is responsible for leading and coordinating the installation of radiators, heating pipework, Heat Interface Units (HIUs) and overseeing electrical rewire activities across social housing properties. The role ensures all works are delivered safely, to specification, and with minimal disruption to residents, while maintaining high standards of quality, compliance, and customer satisfaction.

What You’ll Deliver

As a Mechanical Site Supervisor you will be responsible for;

Site Management & Delivery

Manage day-to-day site activities across multiple occupied and void social housing properties.
	
Supervise mechanical and electrical operatives, subcontractors, and specialist teams.
	
Plan and coordinate radiator replacements, pipework alterations, HIU installations, and associated electrical works.
	
Ensure all resources, materials, equipment, and drawings are available for operatives before works commence.
	
Monitor progress against programme, highlighting risks and implementing corrective actions.

Quality Assurance & Technical Compliance

Ensure installation works comply with:

Mechanical design specifications
	
HIU and heating system manufacturer requirements
	
Gas Safe standards (if applicable)
	
IET Wiring Regulations (BS 7671) for electrical rewires
	
Building Regulations (Parts L, P, G, etc.)
	
Conduct quality inspections at key stages (first fix, installation, commissioning).
	
Approve test results, flushing certificates, HIU commissioning documents, and electrical certification.
	
Identify defects and manage prompt rectification.

Health, Safety & Environmental

Enforce safe working practices in occupied homes, including safeguarding vulnerable residents.
	
Review and brief RAMS to all site operatives and subcontractors.
	
Carry out regular toolbox talks and site safety inspections.
	
Ensure correct use of PPE, tools, and access equipment.
	
Report accidents, near misses, and unsafe conditions immediately.

Resident & Stakeholder Liaison

Coordinate access with residents and Resident Liaison Officers (RLOs).
	
Communicate the scope of works, expected disruption, and reinstatement timescales to tenants.
	
Manage complaints or issues sensitively and professionally.
	
Liaise with client representatives, housing officers, and property managers.

Coordination & Documentation

Attend client progress meetings and provide accurate performance updates.
	
Ensure as-built documents, commissioning sheets, flushing logs, HIU settings, and electrical test certificates are completed and filed.
	
Manage variations and additional works, including scope changes.
	
Maintain site diaries, progress photos, and installation records.

About you

Proven experience managing mechanical installation works within social housing.
	
SSSTS or SMSTS certification.
	
Strong knowledge of radiator systems, HIUs, heating distribution pipework, and domestic plumbing.
	
Experience overseeing electrical rewires (supervisory level).
	
Strong understanding of working in occupied properties, safeguarding, and resident care.
	
Ability to read mechanical and electrical drawings.
	
Good IT skills for reports, digital job management systems, and certification platforms.
	
Strong leadership and communication skills.
	
Calm, decisive, and reliable under pressure.
	
Excellent at building rapport with residents, operatives, and client teams.
	
Proactive in identifying risks, defects, and programme issues.
	
Customer-focused with a solution-driven mindset

What We Offer

Car allowance
	
Pension, medical scheme options and life assurance
	
25 days’ holiday + bank holidays
	
Perkbox (discounts, perks & wellbeing offers)

1 paid volunteer day
	
£2000 refer-a-friend bonus after the referee passes probation
	
Opportunities for development and progression across Axis CLC

Why Axis CLC?

Joining Axis CLC means being part of a national organisation that delivers essential services across housing, education, healthcare, defence and commercial property. You’ll be joining a team that values reliability, quality and social impact, offering long-term stability, meaningful work and genuine opportunities to grow and progress in your career.

Our Commitment to Inclusion

Many faces, one Axis CLC. We value diversity and are proud to be an equal-opportunity employer. If you need any adjustments during the hiring process, please let us know

Before You Apply

Do not include the following in your job application, CV, or cover letter:

Bank details.
National Insurance number.
Date of birth.

You should not be asked for payment or irrelevant information. If you have concerns about a job advert or employer, seek guidance on how to proceed.

Looking for your next career move? Join a top company hiring Mechanical Site Manager job near me in Southampton, Hampshire, United Kingdom! This is your chance to work on exciting projects, grow professionally, and enjoy a rewarding career with competitive pay and excellent benefits. Whether you're an experienced professional or looking to take the next step, this role offers the perfect opportunity to enhance your skills and make an impact. Don’t miss out—apply today via Vita CV and take your career to the next level!