Senior Civil Estimator

About Us

For over 65 years, JK Williams has been more than a civil contractor — we’ve been builders of communities, forgers of lasting relationships, and dedicated to establishing a legacy of excellence across Australia’s east coast.

As a proud family-owned business, we know that our greatest asset isn’t the machinery we operate or the infrastructure we deliver — it’s our people. The dedication, expertise, and commitment of our team is what has made us a recognised leader in civil construction and infrastructure, known for innovation, quality, and integrity.

Our rich history hasn’t just shaped who we are — it’s positioned us for an exciting future. And we want the right people alongside us for the journey.

Our Opportunity

We are seeking a Senior Estimator to join our Commercial team. This role plays a key part in securing and shaping our future projects by preparing accurate, competitive and well-structured tenders across subdivision, bulk earthworks and civil infrastructure works.

The position works closely with the Commercial Manager and Project Teams to ensure submissions are commercially sound, compliant and aligned with our operational capability. It requires strong analytical thinking, attention to detail and the ability to work to strict deadlines.

The diverse role includes, but is not limited to:

• Reviewing and assessing tender documentation for completeness and accuracy
• Performing quantity take-offs from drawings and specifications
• Preparing first principles estimates and cost breakdowns
• Sourcing competitive pricing from suppliers and subcontractors
• Preparing and submitting tenders within required timeframes
• Attending site inspections and tender meetings as required
• Supporting project handovers to construction teams
• Analysing risks and identifying opportunities within tender submissions
• Maintaining accurate tender registers and documentation in line with company systems

About You

We are seeking a commercially minded and detail-focused individual who understands civil construction and the tendering process. You will bring strong analytical capability, a proactive mindset and the ability to communicate effectively across all levels of the business.

You will demonstrate the following competencies:

• Degree in Civil Engineering or working towards completion
• Exposure to estimating within a civil construction environment
• Strong understanding of civil construction methodologies
• Ability to prepare estimates using first principles
• High level of competency in Excel and spreadsheet analysis
• Ability to build relationships with suppliers, subcontractors and internal stakeholders
• Strong organisational skills with the ability to prioritise competing deadlines
• Understanding of WHS, environmental and quality requirements in civil construction
• Current Driver’s Licence and White Card

Why JK’s?

We pride ourselves in employing the best experts to become a part of our highly skilled team. At JK Williams you will:

• Work with a team that's recognised by TIME Magazine as one of Australia's best employers for 2025!
• Be rewarded with a competitive salary package and employee benefits.
• Become part of a successful business that offers stability and values its people.
• Gain access to unique training experiences and a high-performing work culture.
• Have access to enviable career advancement opportunities.
• Work life balance.
• Become part of a team that have each other’s backs, do the right thing, stand by their work and have fun!
• Work for a company where you’re not just a number — you’re part of a family that cares about your growth and well-being.

Make the change and apply via the link today!

JK Williams believes in diversity and is committed to providing equal employment opportunities for all applicants. We welcome applicants from all walks of life, including various socio-economic, cultural, LGBTIQ, Aboriginal and Torres Strait Islander backgrounds.