Contract Administrator, Site/Civil Engineer | 3+ Years Experience in Contract Administration (Construction, Rail, or Infrastructure)

SJM Rail Signalling Pty Ltd; Inner West; On-site; AUD 110,000 - 120,000; Full time

Job summary

SJM Rail Signalling Pty Ltd in Balmain and across NSW is seeking a Contract Administrator to join the commercial team, supporting multiple infrastructure projects. This hands-on role works with Project Managers and leadership to ensure strong contract management, cost control, and favourable commercial outcomes.

The ideal candidate holds a degree in construction management, business, or law, with 3+ years in contract administration within rail or infrastructure.

Qualifications

• Essential degree in construction management, business, law, or related discipline.
• 3+ years experience in contract administration (construction, rail, or infrastructure).
• Strong attention to detail and organisational skills.
• Confident communicator able to work across multiple stakeholders.
• Proactive, reliable, and solutions-focused.

Responsibilities

• Administer contracts, subcontracts, purchase orders, and service agreements.
• Manage contract correspondence, notices, and compliance tracking.
• Maintain registers including variations, claims, and obligations.
• Support progress claims, variation assessments, and cost tracking.
• Validate subcontractor claims and supplier invoices.
• Manage tendering and procurement of trade packages.
• Assist with procurement and subcontractor onboarding.
• Prepare commercial reports and support monthly cost reporting.
• Maintain audit-ready documentation in line with company systems.
• Liaise with internal teams to support project delivery outcomes.

Skills

Contract administration

Stakeholder communication

Detail orientation

Organisational skills

Proactive problem-solving

Education

Construction Management

Business

Law

Job description

Salary range: 110,000 - 120,000 AUD (Australian Dollars only)

Location: Balmain and various sites

Full-time role

SJM Rail is a growing rail signalling and infrastructure business delivering works across multiple major projects and network operators throughout NSW.

We pride ourselves on high standards, strong commercial discipline, and a fast-paced delivery environment.

About the Role

We are seeking a Contract Administrator to join our commercial team, supporting the delivery of multiple infrastructure projects across the business.

This is a hands-on role working closely with Project Managers and leadership to ensure strong contract management, cost control, and commercial outcomes.

Key Responsibilities

• Administer contracts, subcontracts, purchase orders, and service agreements
• Manage contract correspondence, notices, and compliance tracking
• Maintain registers including variations, claims, and obligations
• Support progress claims, variation assessments, and cost tracking
• Validate subcontractor claims and supplier invoices
• Manage tendering and procurement of trade packages
• Assist with procurement and subcontractor onboarding
• Prepare commercial reports and support monthly cost reporting
• Maintain accurate, audit-ready documentation in line with company systems
• Liaise with internal teams and support project delivery outcomes

About You

• Degree in Construction Management, Business, Law, or related discipline (essential)
• 3+ years experience in contract administration (construction, rail, or infrastructure)
• Strong attention to detail and organisational skills
• Confident communicator able to work across multiple stakeholders
• Proactive, reliable, and solutions-focused

What We Offer

• Competitive salary package
• Exposure to multiple major infrastructure projects
• Opportunity to grow within a fast-paced, high-performing business
• Supportive team environment with strong leadership