Nacap is a multi-disciplinary constructor of energy infrastructure that continues to diversify to support Australia’s energy transition. Our purpose is to build energy infrastructure for a better future. We foster a diverse and inclusive workplace where everyone is encouraged to be their authentic selves. As a Work 180 endorsed employer of choice for women, we’re committed to creating a safe, supportive, and empowering environment for all our people.

With continued business growth and the successful award of new projects, we have an exciting opportunity for an experienced Proposals Coordinator to join our team at our Head Office in Doncaster. This is an excellent opportunity to play a key role in supporting the delivery of high-quality, winning proposals while contributing to the ongoing success of our growing business.

Reporting to the Proposals Lead you will be responsible for coordinating and delivering high-quality tender, EOI and prequalification submissions under the overall direction of the Proposals Lead. The role provides advanced proposal writing capability, manages internal contributors and submission schedules, and supports continuous improvement of proposal processes and content.

As a successful candidate, you will demonstrate the following:

Coordinate end-to-end delivery of assigned tenders, EOIs and prequalification’s in consultation with the Proposals Lead.

Develop and manage submission action plans, schedules and contributor inputs.

Write, edit and integrate high-quality, client-focused responses aligned to submission strategy.

Maintain and improve the tender content library, ensuring documentation is current, accurate and reusable.





Review and uplift draft content to ensure consistency, clarity and alignment to win strategy.

Capture and contribute lessons learned and feedback from submissions.

Manage submission document control, registers, addendums and clarifications for assigned bids.

What do you bring?

In addition to the above, we require an individual with;

Minimum 8 years’ experience in proposal coordination and delivery within construction, engineering, infrastructure or professional services environments.

Demonstrated experience coordinating medium to large tenders, EOIs and prequalifications.

Nationally Australian recognised tertiary qualifications in Communications, Estimating, Marketing or equivalent

Advanced proposal writing, editing and content integration capability aligned to submission strategy and evaluation criteria.

Advanced proficiency in Microsoft Word (styles, long documents), PowerPoint and Excel for proposal development and coordination.

Advanced experience using Adobe InDesign and Acrobat to design and format professional, submission‑ready documents.

Experience mentoring or supporting junior team members in a proposals or documentation setting.

Ability to manage submission document control, addendums, clarifications and compliance tracking.

What’s in it for you?

AtNacap,



we’re not just another construction company. Below are some of the many supports and benefits we offer:

Competitive Remuneration:

We value your expertise and contribution.

Generous Leave Benefits:

16 weeks paid parental leave + superannuation, 22 days of annual leave, option to purchase additional leave, extra personal and compassionate leave, and the day off for your birthday!

Generous Employee Referral Program:

Refer talent and earn a bonus.

Discounts Program:

Access everyday savings at over 400 retailers.

Career Growth Opportunities:

Our dynamic industry offersendless possibilities for professional development and advancement. Your growth matters to us.

Flexibility and wellbeing:

We understand the importance of managing work and life.

Novated Leasing:

A cost-effective way to acquire and run the car of your choice.

Free Onsite Parking:

Convenience matters.

Modern Workspace:

Our Head Office is located near the retail hub of Westfield Shopping Centre.

Outstanding Company Culture:

Join a social and supportive environment.

To be eligible to apply, you must have Australian or New Zealand citizenship or permanent residency.

We require final stage applicants to complete a pre-employment medical and drug & alcohol screen prior to commencement.

We encourage Aboriginal and or Torres Strait Islanders people to apply.

Please note: Nacap does not accept any unsolicited resume referrals from Recruitment Agencies. Please do not submit any resumes or associated profiles to any Nacap employees. Should we require additional assistance we will contact our preferred agency partners.

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📌 Proposals Coordinator (Williamstown)
🏢 NACAP
📍 Williamstown