Energy and Sustainability Engineer

JLL empowers you to shape a brighter way . Our people at JLL are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented people and empowering them to thrive, grow meaningful careers and to find a place where they belong. Whether you’ve got deep experience in commercial real estate, skilled trades or technology, or you’re looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward.

About JLL   JLL is a leading professional services firm specialising in real estate and investment management, with 20+ years of delivering sustainability services globally. Our Sustainability Operations team provides active energy and sustainability management to commercial real estate clients across Ireland, the UK and EMEA, delivering measurable energy cost reductions through our proprietary JouLLe energy intelligence platform and hands-on operational expertise.

About the Role   This is an exciting opportunity to join JLL's growing Sustainability Operations team in Dublin. As an Energy Engineer you will support the delivery of energy and sustainability programmes across a diverse portfolio of commercial real estate clients. The role combines technical energy management with hands-on operational delivery, data analytics, ISO management system compliance, and Measurement & Verification (M&V) reporting.

You will work closely with Energy & Sustainability Analyst, Data Integration Manager, and senior client stakeholders to drive measurable, guaranteed energy reduction outcomes. The successful candidate will report to the Head of Sustainability and will be primarily based at our Dublin city centre office, with travel to client properties as required. What You'll Do   Energy & Sustainability Programme Delivery   Support the implementation and delivery of energy and sustainability programmes for client sites, regions, and accounts.

Monitor and report on energy consumption, utility costs, bill validation, and KPI performance trends. Perform site-level data collection, analysis, and reporting for energy, water, and waste metrics. Prepare monthly energy variance reports and sustainability performance updates for clients. Maintain and evaluate utility billing data, identifying cost-saving opportunities and anomalies. Support technology installs and BMS integration plans in Client buildings.

Energy Projects & Improvement Initiatives   Conduct energy audits and site assessments to identify efficiency opportunities. Deliver BER Pathway reports. Assist in the development of site energy profiles, surveys, and performance improvement plans. Deliver energy and sustainability improvement projects at operating facilities. Conduct Measurement & Verification (M&V) analysis in accordance with IPMVP protocols.

Model energy savings interventions and their impact on building performance. Contribute to sustainability goals including energy efficiency, zero waste, and carbon reduction strategies. Platform & Data Management   Manage and develop JLL's JouLLe energy monitoring platform, ensuring accurate data acquisition and client-ready reporting. Scrutinise Building Management Systems (BMS) and Asset Management Systems to identify where systems are operating outside optimal parameters.

Analyse energy data trends, develop dashboards, and produce performance summaries using Excel, Power BI, and JouLLe. Onboard new properties into the portfolio management system, maintaining and verifying energy, water, and waste data. Client Engagement & Stakeholder Management   Collaborate with client teams, building managers, and regional sustainability stakeholders on energy initiatives.

Support awareness programmes, training, and communication plans related to energy and environmental standards. Present ene