JSM Group Services Ltd.
Site Supervisor
Skills
21 days ago
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Important information
Contract type:
Permanent
Location:
London, UK
Work mode:
Onsite
Published on:
1 October 2026
What they need
THE TEAM
You’ll join JSM’s Power Operations team, delivering power network services for major clients. The team puts safety and good delivery first, and works closely together to solve problems on site. As a Site Supervisor, you’ll run operations at site level, keep work compliant with our safety policies and help every project land well.
SCOPE OF ROLE
You’ll oversee day-to-day site operations on the activities and work streams assigned to you under the contract. You’ll make sure resources, materials, transport, plant and equipment are used efficiently and economically, and that work meets company policy, client specifications and industry standards. Your goal is simple: projects delivered incident-free, on time and within budget.
HOW YOU’LL SUCCEED
Running the site
Make sure teams have the plant, equipment and materials they need to work safely and efficiently
Coordinate deliveries of materials and equipment so they arrive on site when they’re needed
Keep sites clean, organised and safe, meeting all regulatory and client standards
Comply with Local Authority permit conditions and other regulatory requirements
Keep site plans, electrical schematics and utility drawings current and accessible, carrying out site checks as required
Leading on safety
Promote and apply our safety and environmental policies, making sure everyone on site is trained in emergency awareness and procedures
Help deliver site safety briefings, alerts, memos and toolbox talks
Make sure Risk Assessment Method Statements (RAMS) are briefed, understood and followed
Carry out regular safety audits and make sure site-specific risk assessments are reviewed and signed off on every visit
Keep accurate records of site activity and report any incidents
Supporting people and clients
Give team leaders and operatives the operational and technical support they need
Submit timesheets and labour, plant and transport returns accurately and on time
Coordinate with other companies and stakeholders working on the same site
Build strong relationships with clients and stakeholders, and keep clients satisfied
Look for new methods and industry products that could improve how we work
WHAT IT TAKES
- Leadership you can lead, motivate and manage teams to deliver projects successfully
- Technical knowledge solid experience of electrical or power network operations, including managing compliance with safety standards, permits and RAMS
- Communication clear written and verbal communication with clients, colleagues and stakeholders
- Problem-solving you assess situations quickly and find practical ways to keep work on track
- Organisation strong time management across multiple tasks and deadlines
- Adaptability you respond calmly when plans change on site
- Safety awareness: a strong grasp of policy and a proactive approach to keeping sites safe and compliant
Essential
- Experience engaging directly with customers and clients
Desirable
Supervisor accreditation, or equivalent, in power or electrical network operations
Experience of construction or site-based electrical works
OUR VISION
To be an employer of choice
To be the most trusted utility infrastructure services provider
To safely deliver sustainably efficient utility networks
VALUES
Integrity, Respect, Continuous Improvement, Responsibility, Diversity and Inclusiveness, Unity.
WHAT WE OFFER YOU
Private pension scheme
Annual bonus
Health cash plan
Employee Assistance Programme
Discounted gym scheme
Discount, cashback and retail discount schemes
Long service award
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