Sustainability Engineer Remote or Hybrid (Cork, Dublin, Limerick, Galway) We are hiring a Sustainability Engineer to join our innovative and growing consultancy delivering high-performance, low-carbon building solutions across Ireland and the UK. This is a fantastic opportunity for an early-career engineer with 1 year + of experience to develop their expertise on a wide range of sustainability-driven projects. Reporting to a Senior Energy Engineer, youll support energy strategy, compliance modelling, and sustainable building design across multiple sectors, including commercial, healthcare, and education. If youre passionate about sustainability and eager to grow in a collaborative, flexible environment, please send your CV to Charlie Doyle at c.doyl or call for a confidential discussion. Responsibilities: Support the delivery of energy and sustainability strategies across multiple building projects Produce Part L compliance assessments, DEAP/NEAP calculations, and energy modelling Carry out dynamic thermal modelling (IES VE), daylight and overheating studies Assist in generating Energy & Sustainability Reports for planning submissions Conduct internal daylight, thermal comfort, and overshadowing assessments Contribute to life cycle assessments and embodied carbon studies Work on green building certification processes such as BREEAM, HPI, or LEED Attend site visits and surveys as required Work closely with multidisciplinary teams and clients to deliver energy-efficient solutions Requirements: Degree in Mechanical, Building Services, or Sustainability Engineering 1+ years experience in a sustainability/energy role (preferably in consultancy) Knowledge of Irish/UK building regulations (Part L, TM52, TM59, etc.) Experience with DEAP/NEAP software and dynamic thermal modelling (e.g., IES VE) Familiarity with daylighting, air quality, HVAC systems, and low-energy design principles Full driving licence (for occasional site visits) Progressing toward Engineers Ireland membership or Chartership (desirable) Excellent report writing, communication, and time management skills Benefits: Salary from €35,000 to €45,000 DOE Paid Overtime or Time Off in Lieu Flexitime and Remote/Hybrid Working Options Annual Bonus Scheme Pension Contribution Wellbeing Allowance (€750) & Life-Balance Days Professional Memberships Paid Chartership Support and Educational Assistance Additional Annual Leave after 5 and 10 Years If youre ready to take the next step in your sustainability career, send your CV to Charlie Doyle at c.doyl or call for a confidential discussion. Skills: Sustainability Engineer Energy Engineer