At World Fuel, our employees are the key to our global success.
We are industry leaders due to the innumerable talents of our approximately **** strong professional team.
Our people thrive in an entrepreneurial and culturally-diverse environment, where innovative thinking, collaboration and efficient execution are highly valued.
Our high-performance culture is what allows us to drive sustained growth.
Stronger together, we promote an environment where individuals can thrive.
Defence Sustainment Engineer (Reliability & Supportability)
Location:
Melbourne, Australia
Work Arrangement:
Hybrid (Tuesday-Thursday in office)
Salary:
AUD $115,000-$135,000 plus 10% annual bonus opportunity
Build the Future of Defence Sustainmen
t
World Fuel Government Solutions is seeking a
Defence Sustainment Engineer (Reliability & Supportability)
to support the maintenance, reliability, supportability, and lifecycle management of complex Defence equipment and systems.
This role is ideal for a mechanically-minded engineer who enjoys understanding how equipment is designed, maintained, repaired, sustained, and improved throughout its operational life.
Unlike larger Defence organizations where engineers are often confined to a single specialty, this role provides exposure across sustainment engineering, reliability engineering, maintenance planning, lifecycle management, supportability, systems engineering, and Defence support programs.
You will work closely with experienced engineers, Defence customers, suppliers, and project teams while developing the skills required to become a future sustainment and supportability specialist.
This Is Not a Software or IT Systems Engineering Role
We are seeking engineers who understand complex physical assets and equipment.
Successful candidates typically have experience supporting:
Mechanical equipment
Industrial assets
Vehicles and transportation systems
Rotating equipment
Plant equipment
Marine systems
Defence equipment
Rail assets
Manufacturing systems
What You'll Be Doing




Support Defence Sustainment Activities
Contribute to sustainment and lifecycle engineering activities across Defence programs.
Support Integrated Product Support (IPS) and supportability activities.
Assist with maintenance planning and asset management activities.
Support reliability, maintainability, and supportability engineering initiatives.
Improve Equipment Reliability & Performance
Support investigations into equipment failures, degradation, and maintenance-related issues.
Participate in root cause analysis and problem-solving activities.
Contribute to reliability improvement initiatives.
Assist with maintenance optimization activities.
Develop Technical Documentation
Develop and maintain engineering documentation and sustainment records.
Support preparation of maintenance instructions and technical procedures.
Assist with user manuals, operating instructions, and support publications.
Maintain configuration-controlled engineering documentation.
Support Defence Engineering Programs
Work closely with systems engineers, suppliers, project teams, and Defence stakeholders.
Support engineering change and configuration management activities.
Contribute to continuous improvement initiatives focused on safety, reliability, and operational performance.
What We're Looking For
Required Qualifications
Degree in Mechanical Engineering, Aerospace Engineering, Systems Engineering, Electrical Engineering, or related discipline.
3+ years of engineering experience.
Strong mechanical aptitude and analytical capability.
Strong written and verbal communication skills.
Ability to work effectively within multidisciplinary teams.




Australian Citizen able to obtain and maintain a Defence Security Clearance.
Relevant Experience
Experience in one or more of the following:
Maintenance Engineering
Reliability Engineering
Asset Engineering
Sustainment Engineering
Supportability Engineering
Lifecycle Engineering
Product Support Engineering
Root Cause Analysis
Asset Management
Relevant Industries
We welcome applications from engineers working in:
Defence
Aerospace
Rail
Marine
Oil & Gas
Utilities
Manufacturing
Mining
Transportation
Other asset-intensive industries
What Success Looks Like
Successful engineers in this role are naturally curious about how equipment works, why it fails, and how it can be maintained more effectively.
You will enjoy:
Solving practical engineering problems
Improving equipment reliability and maintainability
Working with complex mechanical systems
Developing supportability solutions
Building Defence sustainment expertise
Why Join World Fuel Government Solutions?
Unlike larger Defence organizations where engineers are often assigned a narrow scope of responsibility, you'll gain experience across:
Sustainment Engineering
Supportability Engineering
Reliability & Maintainability
Asset Management
Systems Engineering
Configuration Management
Technical Publications
Defence Lifecycle Support
Engineers on our team are given significant ownership, visibility, and responsibility early in their careers.
You will work directly with customers, influence engineering decisions, and develop broad technical capability in a highly cooperative and supportive environment.
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World Fuel Services (Australia) Pty Ltd

📌 Defence Sustainment Engineer (Reliability & Supportability) (Melbourne)
🏢 World Fuel Services
📍 Melbourne