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Junior Sustainability Engineer

Job in Antrim, Antrim Town, County Antrim, Northern Ireland, UK
Listing for: Hays Construction and Property
Full Time position
Listed on 2026-07-06
Job specializations:
  • Engineering
    Building Services Engineer, Energy Engineer, Civil Engineering, Environmental Engineer
Job Description & How to Apply Below
Location: Antrim

Your new company
A leading MEP consultancy with a strong reputation for delivering innovative, sustainable and energy-efficient building services solutions is seeking a Junior Sustainability Engineer to join its growing team in Antrim.

Your new role
This is an excellent opportunity for a Junior Engineer to develop a career in building sustainability and energy engineering while working on a diverse range of commercial, residential, education and healthcare projects.

Working closely with experienced sustainability professionals, you will develop your skills in energy modelling, building performance analysis and sustainable building design. You'll gain exposure to both new-build and refurbishment projects while supporting the delivery of low-carbon and net zero solutions.

Assisting with domestic and non-domestic energy assessments and EPCs
Supporting dynamic thermal modelling and building performance simulations
Contributing to net zero carbon and passive design strategies
Assisting with daylight and sunlight assessments
Supporting whole life carbon assessments
Working on BREEAM and LEED accreditation projects
Attending client meetings and undertaking site inspections when required
Collaborating with multidisciplinary engineering teams across a range of sectors

You will receive structured training and mentoring, with clear opportunities to progress into a project leadership role as your experience develops.

What you'll need to succeed

Degree qualified in Energy Engineering, Sustainability, Building Services Engineering or a related discipline
Knowledge of Part L and Part F Building Regulations
Strong communication and interpersonal skills
Good IT skills, including Microsoft Office and CAD software
A genuine interest in sustainable building design and energy performance
Ability to work effectively as part of a team
Full UK driving licence What you'll get in return
This is an excellent opportunity to join a well-established consultancy that actively invests in employee development and career progression. In return, you'll receive a competitive salary and benefits package, flexible and hybrid working arrangements, private healthcare, life insurance, critical illness cover and pension.

What you need to do now
If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.
If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.

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