Job description
The Contracts department oversees the delivery and execution of projects from initial mobilisation through to completion and handover. Acting as the bridge between design, commercial, and on-site teams, the department ensures that all contractual obligations are met while maintaining high standards of quality, safety, and efficiency. With a focus on planning, resource coordination, and problem-solving, the Contracts team plays a key role in ensuring our projects are delivered on time, within scope, and to the satisfaction of our clients.
Role Overview
The opportunity has arisen to join an industry leader in UK's Building Services sector. Alternative Heat design, develop and deliver a wide range of offsite-prefabricated, innovative, and sustainable building service solutions throughout the UK & Europe.
We specialise in the design, supply, and installation of a wide range of prefabricated energy solutions shipped throughout the UK & Europe. We also offer turnkey design, build, and operate solutions for commercial energy centres and large-scale district heating solutions and have experience with successfully procuring and delivering many similar packages to a wide range of public bodies throughout UK & Europe.
Due to continued growth, we are looking to integrate an Site Supervisor to support our growing team.
Job Title | Site Supervisor
Location | Vaasa, Finland
Hours | 7:00am - 6pm Monday to Thursday 7:00am - 4pm Friday 7.00am - 3pm Saturday (during rotation)
Salary | Competitive Depending on Experience
Responsible to | Project Manager
What You'll be Doing
The role is responsible for overseeing installation and assembly operations, ensuring engineers and assembly teams work safely, efficiently and in line with programme schedules, quality standards and target dates. Duties include planning and allocating resources, monitoring productivity and KPIs, providing hands-on support, and leading, coaching and developing the team. The role also drives continuous improvement initiatives, works closely with engineering, quality, supply chain and Health & Safety teams to resolve issues and improve workflow, and ensures compliance with site safety requirements, including inductions, toolbox talks, inspections, RAMS, permits and daily documentation. Responsibilities also include coordinating on-site meetings, managing subcontractors, overseeing materials and equipment, ensuring all resources are available and maintained, and completing accurate daily reporting, handovers and end-of-shift procedures.
About this role
About Alternative Heat
Company Overview
Alternative Heat Limited
HeadquartersBanbridge, United Kingdom
Founded2005
SizeApproximately 200 employees (source: endole.co.uk). Revenue of £46.9 million in FY 2024 (source: endole.co.uk).
What They Do
Alternative Heat focuses on offsite prefabricated mechanical, electrical, and plumbing (MEP) systems, specializing in decarbonization solutions through modern construction methods. With over 19 years of experience, the company has established itself as a market leader in commercial offsite fabrication, providing a range of services including design, fabrication, supply, installation, and commissioning of bespoke modular MEP solutions (source: growjo.com). Their offerings include renewable heating systems such as biomass boilers, ground source heat pumps, air source heat pumps, and solar panels, catering to domestic, commercial, and industrial applications. As an MCS-registered supplier, they ensure high standards in their products and services (source: zoominfo.com). The company operates from facilities equipped with advanced technology and ample workshop space, supported by a skilled workforce including design engineers and CAD technicians (source: growjo.com). Their target markets span the public and private sectors across the UK, Ireland, and Europe, focusing on scalable, high-quality turnkey projects that align with carbon reduction and net zero goals (source: youtube.com).
Projects & Track Record
Alternative Heat has built a robust portfolio of turnkey projects in the decarbonization and off-site modular MEP sectors, delivering solutions across Ireland, the UK, and Europe. While specific project names, capacities, or costs are not detailed in available records, the company emphasizes its commitment to continuous improvement and best-in-class delivery for both new and repeat clients (source: youtube.com). Their operations are supported by established supply chains and regional offices, including a significant operations hub in Scotland, which enhances their geographic reach (source: growjo.com). The company’s focus on prefabricated solutions positions it well for growth, as it serves clients pursuing net zero initiatives (source: youtube.com). However, detailed information on specific completed projects, such as named installations with MW capacities, is limited in the public domain, which restricts the ability to provide a comprehensive track record (source: rocketreach.co).
Recent Developments
In the financial year ending 31 March 2024, Alternative Heat reported a significant turnover increase to £46.9 million, marking a 48% rise from the previous year (source: endole.co.uk). Employee growth has also been notable, with numbers reaching approximately 206, reflecting a 37% increase (source: endole.co.uk). A promotional video released on 17 July 2025 highlighted the company's role in decarbonization and modular MEP, showcasing their scalable solutions and European reach (source: youtube.com). Corporate filings have included full accounts submitted for the year ending 31 March 2023, with updates on confirmation statements and changes in significant control details (source: endole.co.uk). However, there have been no major contracts, acquisitions, or awards reported in the last two years, indicating a focus on internal growth and operational stability (source: endole.co.uk).
Working There
Alternative Heat offers a variety of roles across multiple departments, including procurement, HR, finance, operations, health and safety, and legal, with department heads overseeing specialized teams (source: growjo.com). The company is led by Managing Director Connel McMullan, and hiring primarily occurs at their Banbridge headquarters and prefabrication sites, with a focus on regional opportunities in Scotland (source: rocketreach.co). The culture at Alternative Heat emphasizes expertise, innovation, and continuous improvement, with a commitment to safety and client satisfaction driving their operational ethos (source: growjo.com). While specific employee benefits are not documented, the company’s investment in facilities and technology has contributed to significant annual growth rates ranging from 26% to 37% (source: youtube.com).
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