Principal Energy Consultant

JR United Kingdom; Guildford; Hybrid; GBP 50,000 - 65,000; Full time

Job summary

A leading Sustainability Consultancy seeks a Principal Energy Consultant to lead advanced energy modelling services. The role focuses on delivering high-quality modelling, mentoring staff, and contributing to sustainability initiatives across various sectors. Join a supportive culture with opportunities for career growth and outstanding benefits.

Benefits

Career Growth & Development

Supportive & Collaborative Culture

Work-Life Balance & Benefits

Uncapped Bonus

Qualifications

• 5+ years' experience in energy modelling and sustainable building design.
• Proficient in IES VE and ApacheHVAC; strong knowledge of NABERS and TM54.
• EPC certification and/or CIBSE Low Carbon Consultant.

Responsibilities

• Lead advanced modelling projects using IES VE, including NABERS, TM54, and LEED.
• Deliver compliance modelling, thermal comfort, and overheating assessments.
• Mentor junior staff and develop internal modelling best practices.

Skills

Energy modelling

Sustainable building design

Communication

Organisation

Project management

Education

Degree in engineering, physics, or related field

Tools

IES Virtual Environment

ApacheHVAC

Job description

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Principal Energy Consultant – Advanced Modelling

Location: Central London (Hybrid)

Salary: £50k - £65k (Dependent on Experience)

A reputable and independent Sustainability Consultancy are looking for a Principal Energy Consultant to lead and develop advanced energy modelling services for them. This role involves delivering high-quality energy modelling using IES Virtual Environment (especially ApacheHVAC), with a strong focus on NABERS Design for Performance, CIBSE TM54, LEED, and other advanced modelling approaches.

Key Responsibilities:

• Lead advanced modelling projects using IES VE, including NABERS, TM54, and LEED.
• Deliver compliance modelling (Part L, EPC), thermal comfort, daylighting, and overheating assessments.
• Develop internal modelling best practices and mentor junior staff.
• Prepare reports, QA modelling outputs, and clearly present technical concepts to diverse audiences.
• Oversee project delivery including resourcing, budgeting, and client communication.
• Contribute to proposals, client pitches, and business development.
• Promote sustainability through industry engagement and through leadership.

Requirements:

• Degree in engineering, physics, or a related field.
• 5+ years' experience in energy modelling and sustainable building design.
• Proficient in IES VE and ApacheHVAC; strong knowledge of NABERS and TM54.
• Experience with HVAC systems, low-carbon design, and UK energy policy.
• Strong communication, organisation, and project management skills.
• EPC certification and/or CIBSE Low Carbon Consultant.
• NABERS In-Use certified or completed ApacheHVAC training.

Why Join Them:

• Exciting, High-Impact Work – Work on industry-leading sustainability projects across various sectors, including Workplace, Residential, Industrial, and Education.
• Career Growth & Development – Regular performance reviews, strong mentorship, and clear progression paths.
• Supportive & Collaborative Culture – Work in a flat organisation with direct access to leadership.
• Work-Life Balance & Benefits – Hybrid working (2 days WFH), extra 12 days off per year if targets are met each month, and a competitive benefits package.
• Uncapped Bonus – Your hard work is rewarded with an annual bonus, with no earning limit.

If you're passionate about sustainability and want to lead cutting-edge energy modelling work, please feel free to apply to this opportunity.