ESD / Sustainability Engineer

Ivory Group; Sydney; Hybrid; AUD 90,000 - 130,000; Full time

Benefits offered by this job

Hybrid work

Professional development support

Career progression

Long-term security

Job summary

Ivory Group is seeking an ESD Engineer in Sydney to deliver high-quality energy and daylight modelling, supporting Green Star submissions and Section J compliance. You will collaborate with architects, engineers and clients across multiple offices, providing strategic advice and detailed technical reports.

Join a multidisciplinary team focused on sustainability, with opportunities to progress, a flexible hybrid work model, and ongoing professional development in a forward‑looking practice.

Qualifications

• Degree in Building Services, Architecture, Sustainability, Environmental Engineering or related discipline.
• Hands-on modelling experience with IES-VE or similar.
• Strong written and verbal communication with clients.

Responsibilities

• Conduct JV3 energy modelling assessments using IES-VE.
• Collaborate with architects, services engineers and clients on project outcomes.
• Undertake energy and daylight modelling to support Green Star submissions.
• Provide strategic advice and prepare clear, well‑considered reports and documentation.
• Prepare Section J compliance assessments.

Skills

Energy modelling

Client communication

Workload management

Sustainable design

Education

Building Services / Architecture / Sustainability degree

Tools

IES-VE

Job description

ABOUT THE COMPANY.

Our client is an established, multi-disciplinary building services consultancy with offices across the east coast. Their portfolio is diverse spanning education, residential, commercial and aged care. Sustainability sits at the heart of the business, with a dedicated ESD team working alongside mechanical, electrical, hydraulic, fire and BIM specialists. With a strong pipeline and steady growth, this is a stable, forward-looking business that invests in its people and offers real opportunities to progress.

ABOUT THE POSITION.

This role suits an ESD Engineer who is passionate about sustainable outcomes and keen to deliver high-quality, strategic advice to clients. You’ll make a genuine impact on the delivery of projects within a respected consultancy, working with colleagues across multiple offices and drawing on expert knowledge to support your continued development.

DUTIES.

• Conduct JV3 energy modelling assessments using IES-VE
• Collaborate with architects, services engineers and clients to align project outcomes
• Undertake energy and daylight modelling to support Green Star submissions
• Provide strategic advice and prepare clear, well-considered reports and documentation
• Prepare Section J compliance assessments

SKILLS AND EXPERIENCE.

• Degree in Building Services, Architecture, Sustainability, Environmental Engineering or related discipline
• Proven experience in a similar role working on Australian projects
• Hands‑on experience in modelling software such as IES‑VE or similar
• Strong written and verbal communication skills, with confidence communicating with clients
• A proactive, detail‑focused approach and the ability to manage your own workload

CULTURE.

The team is collaborative and values quality, accountability and attention to detail. There’s a strong focus on continuous improvement, professional development and career progression, with flexibility and work‑life balance respected.

BENEFITS.

• Flexible and hybrid working arrangements (2 days working from home)
• Support to gain additional accreditations and build your technical credentials
• A close-knit, collaborative team where cultural fit matters as much as technical ability
• Stable project pipeline and long‑term job security
• Clear pathway to senior and lead ESD role