Guidera O’Connor is a leading Australian engineering and construction company delivering complex water infrastructure that communities rely on. With sustained, healthy growth and a strong pipeline, we’re expanding our National Proposals & Marketing Team and seeking a Bid Writer & Coordinator to help elevate the quality, consistency, and persuasiveness of our tender submissions.

Your impact
You’ll be the engine behind compelling, compliant bids, transforming technical inputs into clear, persuasive narratives that differentiate Guidera O’Connor. Working across multi-disciplinary teams, you’ll coordinate bid activities and produce the documentation that showcases our capability, experience, and value to clients.

What you’ll do

• Write persuasive, technically accurate bid content for EOIs, RFTs, and RFQs, aligning to win themes and client drivers.
• Develop high-quality team CVs and project case studies tailored to each opportunity.
• Coordinate bid workflows, including schedules, compliance matrices, document control, reviews, and submission logistics.
• Facilitate inputs from subject matter experts, interview technical leads to extract key proof points and evidence.
• Apply brand voice, structure, and visual standards; collaborate with design on graphics and layouts.
• Support bid strategy—storyboarding, value propositions, and executive summaries.
• Maintain and continuously improve bid content libraries, CV databases, and case study repositories.

What you’ll bring

• Minimum 5+ years in bid writing, proposal coordination, or similar roles.
• Preferred background in engineering design and/or construction (water sector highly advantageous).
• Exceptional technical writing and editing skills with a sharp eye for clarity, logic, and compliance.
• Proven coordination capability in planning, deadlines, version control, and multi-stakeholder engagement.
• Strong grasp of tender processes, governance, and evaluation criteria in the Australian market.
• Proficiency with Microsoft 365 (Word styles, tracked changes, templates) and collaboration tools.

Desirable

• Shipley or equivalent bid/proposal certification
• Adobe Creative Suite proficiency
• Experience crafting win themes, benefits/ROI, and risk/opportunity narratives.
• Visual communication literacy (working with infographics, org charts, timelines).
• Content library management and continuous improvement mindset.

About Guidera O’Connor:

From desalination plants providing clean water to Australian communities, to treatment facilities that return wastewater safely to the environment, Guidera O’Connor designs and delivers tailored solutions that make a real difference to people’s lives.

Guidera O’Connor designs, constructs, and commissions:

• Water treatment plants
• Pumping stations
• Chemical dosing systems
• Filtration
• Odour control
• Desalination plants
• Aquifer storage and recovery
• Reuse systems.

We work with customers across Australia, including:

• Water authorities
• Local government
• Mining and resources companies
• Private asset owners
• Head contractors
• Engineering organisations.

Our business is founded on five guiding principles: Care, Integrity, Passion, Respect, and Future, each of which inform our collaborative, innovative, solutions-focused approach.
More than infrastructure, we deliver value, creating the systems that make safe, clean water possible for people and communities across the country, now and into the future.

Our Benefits:

Guidera O’Connor offers a generous range of benefits to our employees, including:

• Lunch provided each day
• Additional annual leave for service milestones and 15 days personal leave each year
• Excellent employee referral bonus
• Company-funded wellbeing program supporting your health and wellbeing goals
• Paid parental leave and cultural leave
• Fortnightly pay
• Regular recognition and celebration of success

Our commitment to diversity, inclusion, and belonging:

At Guidera O’Connor we respect and value a diverse, inclusive, and belonging workplace.  We strongly encourage applications from people of all genders, ages, and cultures.
We are committed to reconciliation action and strongly encourage applications from Aboriginal and Torres Strait Islander people for all positions.
Further, we are committed to real progress toward gender equity in the engineering and construction
industry and strongly encourage applications from female candidates for all positions. 

We’re an equal opportunity employer. If you meet most, but not all, criteria, we’d still love to hear from you.

Join us!

Please apply online. 
For more information about this opportunity, reach out to our recruitment team at careers@goc.net.au
Please note applications will only be accepted from candidates who have the right to work in Australia.