Heat Network Compliance Engineer (HNTAS) in London

Kickstart your engineering career in a role that blends hands‑on technical work, real‑world problem‑solving and meaningful impact on the UK’s low‑carbon energy future.

Insite Energy is looking for a motivated and curious Heat Network Compliance Engineer to join our growing team. If you’re eager to apply your engineering knowledge in the field, develop specialist expertise and work directly with clients on innovative heat network projects, this role gives you the perfect platform to grow.

This is a field‑based, client‑facing position where you’ll gain exposure to the full lifecycle of heat network metering, from early scoping and technical surveys through to installation oversight, compliance assurance and ongoing system optimisation.

What you’ll be doing

You’ll become a trusted technical specialist, supporting the compliant and efficient delivery of metering systems across communal and district heat networks. Your work will directly support regulatory frameworks such as the Heat Network (Metering and Billing) Regulations and the upcoming HNTAS scheme.

Your responsibilities will include:

Technical audits

Assessing metering systems, accuracy classes and compliance with UK billing regulations.

RF & communication surveys

Carrying out LoRaWAN signal surveys, validating connectivity and producing coverage heatmaps.

Scoping & design assessments

Reviewing HIU layouts, riser structures and plant rooms to define metering solutions.

Project planning

Supporting installation teams with technical briefs, diagrams and commissioning checks.

Equipment specification

Selecting heat meters, gateways and controllers that meet compliance and integration standards.

Quality assurance

Validating live systems, monitoring meter health and supporting remediation actions.

Client engagement

Representing Insite during site visits, consultations and technical discussions.

Working Hours & Location

• 37.5 hours per week, Monday–Friday.

• UK-wide travel with regular site-based work in London and major cities.

• Hybrid working (London or Peterborough office + home working)
• Occasional overnight stays depending on project locations.

Why this role is a great fit for engineers looking to build their expertise

You’ll gain:

• Structured development in a niche, fast‑growing sector of the energy industry.
• Hands‑on field experience across London and major UK cities.
• Exposure to cutting‑edge technologies including LoRaWAN, M‑Bus and smart metering platforms.
• Mentoring from experienced engineers and opportunities to build specialist expertise.
• A hybrid working model that balances site work, office collaboration and home‑based reporting.

What You’ll Bring

We’re looking for someone who is analytical, proactive and eager to learn. You’ll thrive here if you enjoy solving technical problems and communicating clearly with clients and colleagues.

Essential

• Engineering degree (BEng/BSc) or equivalent experience in mechanical, electrical or building services.
• Ability to produce clear technical reports and documentation.
• Strong communication skills and confidence in client‑facing situations.
• Full UK driving licence and willingness to travel.

Desirable (but not essential)

• Understanding of heat network regulations, Ofgem requirements or HNTAS.
• Familiarity with LoRaWAN, M‑Bus, or smart metering systems.
• Experience with technical audits, CAD outputs or wireless diagnostics.
• Knowledge of heat meter types and configurations.

Ready to Start Your Engineering Journey?

If you’re excited by the idea of combining technical fieldwork, regulatory insight and hands‑on engineering, while helping shape the future of sustainable heat networks, we’d love to hear from you.

Benefits:

• Holiday Allowance: 26 days of holiday per year (including birthday leave) plus English bank and public holidays, plus an additional day of Birthday leave.
• Pension Scheme: Employer pension contribution matched at 4%.
• Employee Assistance Programme (EAP): Free, confidential support available for personal and professional challenges.
• Corporate Social Responsibility (CSR) Programme: “DO RIGHT WITH INSITE” provides up to 2 paid days off per year for volunteering with company-led initiatives. Additional information can be viewed here
• Social Events: Regular company social events, including an annual Summer Party and Christmas Party.
• This benefits package offers a vibrant and supportive work environment, with opportunities for professional growth, work-life balance, and community engagement.

About Insite

Established in 2009, Insite Energy is a dynamic, fast-growing company that provides services to heat network suppliers in the UK. The services provided include metering & billing of residential customers, the installation (and retrofit) of credit billed and pay-as-you-go equipment, and ongoing maintenance and management of the heat network schemes.

We pride ourselves on our commitment to working as one team to put the customer and client first, delivering a reliable, competitive, and professional service. We are tireless in our efforts to be the best at what we do, which is reflected in our Trustpilot rating. With just over 90 current employees, we are small but mighty, delivering more by working together.

At Insite Energy, we embrace diversity and inclusion. We value all backgrounds, identities, and experiences. We’re committed to providing equal opportunities for all and offering reasonable adjustments to ensure accessibility and inclusivity throughout the application process and in the workplace.

Our Values:

Community

Innovation

Excellence

Sustainability