Byrne Civil Group is a growing Central Coast-based civil contractor delivering bulk earthworks, drainage, utilities and infrastructure projects across the Central Coast, Newcastle and Hunter areas. We are seeking an experienced Senior Civil Estimator to join our work-winning team and take a lead role in developing accurate, competitive and well-structured tenders.

Key responsibilities

- Review client documents (drawings, specs, geotech, contracts, digital design files), clarify scope and prepare tender clarifications and assumptions.
- Undertake site visits, assess access, staging, services, traffic and other risks, and capture findings in risk and tender documentation.
- Complete detailed quantity take-offs, build estimates at resource level using internal libraries and previous project data, and confirm mark-up with directors.
- Manage procurement for tenders, including maintaining the Procurement Register, issuing RFQs and evaluating subcontractor and supplier pricing.
- Develop and refine tender programs and methodology, including consideration of traffic and pedestrian management where required.
- Prepare professional tender submissions to client requirements and assist with post-submission follow up and successful handover to delivery teams.
- Contribute to the continuous improvement of Byrne's estimating processes, cost libraries, systems and tendering practices.

Skills and experience

- 5+ years' experience in civil estimating, with demonstrated experience managing and leading competitive tenders.
- Strong background in civil construction, particularly bulk earthworks, drainage, utilities, roadworks and subdivisions.




- Proven ability to independently manage tenders from initial review through to submission, negotiation and handover.
- Strong understanding of civil construction methodologies, sequencing and constructability.
- Advanced ability to read and interpret civil drawings, models, specifications, contracts and geotechnical reports.
- Demonstrated experience in first-principles estimating, detailed quantity take-offs and resource-based pricing.
- Robust commercial acumen, including understanding of margins, procurement, contractual risk and project profitability.
- Proficiency with estimating software such as Benchmark Estimating, with strong Excel skills.
- Excellent negotiation, communication and stakeholder management skills.
- Robust attention to detail with the ability to manage multiple tenders and competing deadlines.
- Relevant qualification in Civil Engineering, Construction Management or a related discipline is desirable, or a strong industry background with extensive estimating experience.
- Current driver's licence and White Card.
- Willingness to attend project sites and client meetings as required.

What we offer

- Permanent full-time role with a well-established civil contractor based on the Central Coast NSW.
- Senior-level role with genuine ownership across the estimating and tendering process.
- Varied and challenging civil projects across the Central Coast, Newcastle and Hunter areas.
- Collaborative and supportive team environment with experienced civil construction professionals.
- Competitive salary package commensurate with experience and expertise.

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📌 Senior Civil Estimator (Gosford)
🏢 Byrne Civil Group
📍 Gosford