Full job description

Introduction:

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.

Description:

The Opportunity

Due to unprecedented growth; we are now seeking Civil Site Supervisors with proven industry success to join our team and help deliver a range of infrastructure and civil construction projects across the Moreton Bay region. If you’re a hands-on leader with a passion for quality and safety, this is your opportunity to take the next step in your career.

As a Civil Site Supervisor, you’ll be responsible for overseeing daily operations on-site, coordinating teams and subcontractors, and ensuring work is completed safely, on time, and to the highest standards. Key responsibilities include:

Manage and supervise civil construction activities on site

Ensure compliance with safety, environmental, and quality standards

Coordinate and schedule trades, subcontractors, and material deliveries

Monitor project progress and provide daily reporting to Project Managers

Resolve on-site issues promptly to minimise delays

Conduct toolbox talks and site inductions

Manage and mentor civil construction workforce

Skills and Experiences:

What we're looking for:

Proven experience as a Civil Site Supervisor in civil infrastructure, earthworks, roads, or subdivisions

Strong leadership and communication skills reporting in a supportive, hands-on team environment. Based at our Penrith office, working in-office (7am–5pm) Monday to Friday working alongside the Project Management team

What You'll Be Doing

• Support Project Manager(s) with the planning, coordination, and delivery of civil construction projects
• Assist with project scheduling, budgeting, cost tracking, forecasting, and month-end reporting
• Maintain project documentation, registers, day diaries, and contract administration records
• Coordinate with site teams, subcontractors, suppliers, and relevant stakeholders to support project outcomes
• Prepare and process variations, purchase orders, subcontractor agreements, invoices, and progress claims
• Contribute to safety, quality, environmental, and compliance requirements, ensuring project documentation remains up to date
• Provide general project and administrative support across the business while participating in ongoing training and professional development

Skills and Experiences:

What You'll Bring

• Current Driver's Licence (Class C)
• General Construction Induction Card (White Card)
• Bachelor in Civil Engineering (completed)
• Strong written and verbal communication skills
• Solid planning, organising, and problem-solving ability, with confidence reading and interpreting plans
• Working knowledge of OHS, Quality, and Environmental systems
• Computer literacy, particularly Microsoft Excel and Project — experience with IFS software is a plus

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.
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