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 workplace 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 the Role L3Harris is seeking expressions of interest from Systems Engineers across multiple experience levels to support the delivery of complex Defence capability projects.
As a Systems Engineer, you will contribute to the development, integration, verification, and support of advanced Defence systems throughout the system lifecycle.
Depending on your experience and capability level, you may work under guidance on defined work packages, independently manage technical activities, or lead systems engineering efforts across complex projects.
Working within a multidisciplinary engineering environment, you will apply systems engineering principles and processes to ensure technical solutions are compliant, verifiable, supportable, and aligned to customer and operational requirements.
Key Responsibilities Apply systems engineering processes and practices in accordance with organisational procedures and recognised industry standards.
Support and/or lead requirements analysis, decomposition, allocation, traceability,



verification planning, and compliance activities.
Develop and maintain systems engineering artefacts including:Requirements specificationsArchitecture descriptionsInterface Control Documents (ICDs)Verification and validation documentationSystems Engineering Management Plans (SEMPs)Technical reports and trade studies Support and/or lead system architecture development and interface management activities.
Conduct technical analysis, investigations, modelling, trade studies, and option assessments to inform engineering decisions.
Establish and maintain technical baselines, including requirements, design documentation, interfaces, assumptions, risks, and verification evidence.
Support systems integration, verification, validation, test readiness, and customer acceptance activities.
Participate in technical reviews, including requirements, design, verification, validation, and acceptance reviews.
Identify and manage technical risks, issues, assumptions, dependencies, opportunities, and change impacts.
Support configuration management and engineering change control processes.
Collaborate with specialist engineering disciplines including safety, security, cyberworthiness, reliability, maintainability, human factors, EMI/EMC, integrated logistics support, and environmental qualification.
Support Defence certification, assurance, compliance, and acceptance activities.
Communicate effectively with customers, suppliers, stakeholders, and internal project teams.
Contribute to continuous improvement initiatives, engineering governance activities, and quality processes including AS**** compliance.
Senior candidates may provide technical leadership, mentoring, and guidance to junior engineers and project teams.
Qualifications

📌 Expression Of Interest - Senior Systems Engineer (Brisbane)
🏢 L3Harris Technologies
📍 Brisbane