L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for skilled growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

About us

L3Harris Technologies is an agile global aerospace and defence technology innovator, delivering end-to-end solutions that meet customers' mission-critical needs. We provide advanced defence and commercial technologies across the air, land, sea, space and cyber domains.

L3Harris Australia (operating as Integrated Mission Systems Australia) has provided advanced technology solutions to the Australian Defence Force and commercial customers for over 25 years. As a government partner of choice, L3Harris brings speed, innovation and flawless execution together with our commitment to make the world safer and more secure.

Our values of Integrity, Excellence and Respect are at the core of everything we do and inspire our team members around the globe.

About the role

The Systems Engineer supports the creation and review of contracted engineering outputs involved in delivering fixed/deployable underwater range tracking capabilities and associated shore facilities. The Systems Engineer will have to collaborate with the Software, V&V;, Safety, Cyber,



Configuration Management & ILS functions to deliver these artefacts.

Specific to the SEA-1180 program the Senior Systems Engineer takes ownership for the delivery of allocated CDRLs supporting the development and delivery of key sub-systems. There will be occasional local travel to customer's shipbuilding site (Henderson) and the End User Site (Garden Island, WA).

The Systems Engineer will need to be comfortable and confident representing the company by working with system designers/suppliers and the client/customer community to provide timely and accurate engineering advice.

Your remit will be as broad as it is challenging. Key responsibilities may include but not be limited to; support the production and delivery of engineering documentation across the project lifecycle; support the technical solutions (systems definition, design and architecture) through the project/program lifecycle that best optimise cost, schedule and quality; Consideration of design for “X” principles such as design for testing, maintenance and support.

Qualifications and Experience

Demonstrated relevant experience in the Systems Engineering Lifecycle. * Able and willing to obtain and hold an Australian Defence Security Clearance to NV1

Defence industry experience preferred

Degree in Communications/Electrical/Electronics/Systems Engineering or similar

Development of specifications, requirements, design, and test procedures

Knowledge of the operation of communications equipment and systems.





Where the role could take you

At L3Harris, our Systems Engineers are regarded as the organisation's discipline specialists. The provision of training opportunities is a priority as is actively supporting your career and professional development goals. Pathways for this role could see you step into senior technical and leadership roles, or even move over to the project management field. A role with L3Harris is an opportunity to take your career through any number of pathways, whilst also making a lasting impact on Australia's sovereign Defence capability.

What we offer

Working at L3Harris offers various benefits including;

A dynamic and inclusive working environment

Company-paid parking in Fremantle

An additional week of leave per annum plus the option to buy or sell up to 2 weeks additional annual leave

Flexible working arrangements and a commitment to work life balance

Company supported professional development programs

Salary continuance insurance

Novated leasing

Retail Reward programs

Health insurance discounts

Want to explore further?

Contact our Talent Acquisition team by email at for a confidential discussion.

L3Harris respectfully requests no agency submissions at this time.

All applicants must be eligible to obtain and hold an Australian Defence Security Clearance.

Eligibility and clearance process information can be found at;

As an equal opportunities employer, L3Harris is committed to the equal treatment of all current and prospective employees and does not condone discrimination on the basis of age, disability, sex, sexual orientation, pregnancy and maternity, race or ethnicity, religion or belief, gender identity, or marriage and civil partnership.

📌 Senior Systems Engineer (Fremantle)
🏢 L3Harris Technologies
📍 Fremantle