Job Description

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Credwell is seeking an experienced Senior ESD Consultant to lead the delivery of sustainability consulting projects and contribute to the continued growth of our Energy & Sustainability team.

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This is an excellent opportunity for a technically strong and commercially minded professional looking to combine project leadership, client engagement, mentoring, and business development within a respected multidisciplinary consultancy. We are looking for someone who is passionate about sustainable building outcomes and delivering practical, high-quality advice that helps clients achieve compliance and sustainability objectives.

The Role n

You will:

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Lead the delivery of ESD consulting projects across commercial, residential, healthcare, education, industrial, and mixed-use developments.

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Prepare and review BASIX Certificates, Section J DTS Assessments, J1V3 Performance Solutions, NatHERS Modelling, NABERS assessments, Green Star submissions, Hygrothermal Modelling, and embodied carbon assessments.

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Provide expert advice relating to NCC energy efficiency requirements, sustainability compliance, and building performance outcomes.

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Liaise directly with clients, architects, developers, certifiers, builders, and regulatory authorities.

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Conduct sustainability audits and site inspections to verify compliance and identify opportunities for improvement.

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Lead client meetings, presentations, and technical workshops.

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Mentor and develop junior consultants while promoting technical excellence and quality outcomes.

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Contribute to fee proposals, business development activities, and the ongoing growth of Credwell's Sustainability and ESD capability.

About You n

Degree qualified in Sustainability, Environmental Engineering, Building Services Engineering, Architecture, Building Science, or a related discipline.

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5+ years' experience in ESD or sustainability consulting.

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NatHERS Accredited Assessor and NABERS Accredited Professional

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Strong experience delivering BASIX, Section J DTS, J1V3, NatHERS, NABERS, and Green Star projects.

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Experience using BERS Pro, HERO, IES VE, or similar industry software.

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Strong understanding of the NCC, energy efficiency requirements, and sustainability rating tools.

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Proven ability to manage multiple projects and build strong client relationships.

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Excellent communication, stakeholder engagement, and report writing skills.

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Demonstrated experience mentoring and developing junior consultants.

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Other Industry accreditation such as Green Star Accredited Skilled, or equivalent highly regarded.

Why Join Credwell? n

At Credwell, you'll have the opportunity to help shape the future of our growing Energy & Sustainability team within a respected multidisciplinary consultancy. We combine the agility of a growing business with the support of established experts across building regulations, certification, advisory, and engineering services.

What We Offer n

Opportunity to influence and contribute to the growth of Credwell's Energy & Sustainability service line.

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Diverse portfolio of complex and high-profile projects across multiple sectors.

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Collaborative multidisciplinary environment with direct access to decision-makers.

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Flexible and hybrid working arrangements.

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Fortnightly rostered day off.

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Additional 5 days annual leave.

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Competitive remuneration package and performance-based incentives.

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Clear pathway to senior leadership and career development.

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Ongoing professional development and support for industry accreditations.

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Strong team culture focused on excellence, innovation, and client outcomes.

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If you're an ambitious sustainability professional looking to make a genuine impact and help shape the future of sustainable building design at Credwell, we'd love to hear from you.

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📌 Senior ESD Consultant (Sydney)
🏢 Credwell
📍 Sydney