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Posted 24 July, 2026

Senior Mechanical Engineer and Team Lead

L3Harris Technologies
Brisbane,04,AU Full Time
Reference: 176_391614_97563771040

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 professional 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.

Please apply as an expression of interest.

About the role

This position encompasses both management and technical/design responsibilities. Itis responsible forthe supervision of a smallteamand duties are notionally split at approximately 70% technical/design and 30% management. Responsibilities in both aspects of the role are articulated separately below.

This posting is an expression of interest only. By applying, you will be joining our talent pool for consideration as suitable opportunities become available.


What the role will involve

The responsibilities of your role will include the following:


Team Leadership & Supervision

  • Lead,mentorand support a small team of Mechanical Engineers, driving delivery and technical excellence.

  • Manage team priorities, workload and resource allocation, escalating issues whererequired.

  • Provide performance feedback, support careerdevelopmentandassistwith recruitment and onboarding activities.

  • Promote adherence to quality processes, risk managementpracticesand continuous improvement initiatives.


Mechanical Engineering

  • Design and develop mechanical packaging solutions for microwave subsystems, including form-factor and environmentally constrained applications.

  • Produce 3D CAD models, engineering drawings, assemblydocumentationand bills of materials.

  • Conduct thermal,structuraland dynamic analyses using engineering calculations and simulation tools.

  • Support product qualification activities, including vibration,shockand environmental testing.

  • Ensure designs meet performance, reliability,manufacturabilityand costobjectives.


Project & Stakeholder Support

  • Manage technical risks, provide clear technicalreportingand support project delivery within schedule and budget constraints.

  • Work closely with Manufacturing,Procurementand external suppliers to support prototype and production activities.

  • Contribute to bids, proposals, R&Dinitiativesand technology roadmap discussions.

  • Provide engineering support to manufacturing and drive improvements in product quality,efficiencyand customer satisfaction.

  • Ensure compliance with AS9100, securityrequirementsand export control regulations.


Whatyou'llbring

The role requires the following experience and skills:

  • Degree qualified (or equivalent) in Mechanical/Mechatronics Engineering.

  • 6+years'priorrelevant experience in a similar role.

  • Eligible for registration with the Board of Professional Engineers of Queensland (RPEQ).

  • Experience with modelling software packages, such asSolidworks, for thermal analysis, solid part modelling, dynamic analysis, etc.

  • Experience with drawing software such asAutocadand/or DraftSight.

  • Ability to leadsmalldesign team.

  • Ability to work independently or as part of a multidisciplinary team.

  • Outstanding time management skills.

  • Ability to deal with customers and present design details during customer reviews.

  • Hold Australian Government Security Clearance NV1 (minimum).


Desirable:

  • Expert knowledge ofSolidworks, for thermal analysis, solid part modelling, dynamicanalysis, etc.

  • Experience inworking with customers to understand project requirements and generate specifications.

  • Experience with designing forand testing EMI/EMC compliance.

  • Experience with design for manufacture and developing assembly and test documentation for operation in a production environment.

  • Experience with a production environment.


AboutL3HarrisAustralia


L3Harris inEight MilePlains isThe CentreofExcellence for Electronic Warfareand ishome to world-leading design, manufacture and integrationexpertiseand the sustainment of high-reliability electronic warfare components.Ourhighly skilled workforce design and develop Australia's sovereign defence capabilitiessuch as thenext-generation space, airborne and cyber capabilities for the Australian warfighter.


A few of ouremployeebenefits are
:

  • Anadditionalweek of leave per annum plus theoptionto buy or sell up to 2weeksadditionalannual leave.

  • Salary continuance insurance (SCI pays 75% of your base salary and bonus for up to2 years)

  • Flexible working hours and patterns depending on location

  • Discounted private health insurance

  • Life & Total Permanent Disability Cover

  • Novated Car Leasing

  • Company supported professional development programs

  • Company paidparking

  • Retail Reward programs

  • Half day finish on Fridays


Important toknow

Due to the nature of our work many our roles require an Australiancitizenshipandwill require the successful candidate to successfully apply and hold an Australian Defence Security Clearance and/or be assessed to work with ITAR information.Please answer the pre-screening questions upon applying for this assessment.

For more information or a confidential discussion, please contact our Talent Acquisition teamat[email protected]

L3Harris respectfully requests no agency submissions at this time.

#SupervisorMechanicalEngineer

#LI-RT1

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.

Employment Type: Full-Time

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