Senior Systems Analyst Job Location: Williamtown (NSW), Melbourne (VIC), Flinders Street (SA) We work in a thriving sector– one that puts us at the forefront of exciting and meaningful work. Every day we push boundaries to produce some of the world's most innovative and ground breaking technology. Individually we all contribute to our success. Collectively we make the impossible possible. Recognised for delivering projects of global and national significance that help keep Australia safe, it is our shared passion that shapes our culture, and our people that make it a great place to work. Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. We embrace flexible work arrangements at BAE Systems Australia, such as working a 9-day fortnight and hybrid working. Role Description We have an exciting opportunity for a motivated and experienced Senior Systems Analyst to join our Business Systems and Infrastructure team. The Business Systems and Infrastructure team provides support and management of the applications and infrastructure that are used to help the Defence Delivery Business to succeed. Reporting to the Business Systems&Infrastructure Manager, you will play a key role in providing technical expertise and customer focussed support for business applications, ensuring their availability, performance and usability. Working in a collaborative team environment, you will contribute to customer-facing system upgrade activities, managing configuration, troubleshooting issues, working with the business and vendors to resolve incidents and deliver enhancements. Core Duties: * Monitor application performance, availability, and reliability, performing routine maintenance and health checks. * Configure, maintain, and enhance business applications to meet evolving business and technical requirements. * Collaborate with external vendors and technology partners to manage escalations, upgrades, patches, and issue resolution. * Support application testing, deployment, release management, and change activities to ensure smooth transitions. * Develop and maintain high-quality documentation, including knowledge base articles, user guides, and support procedures. * Provide guidance and mentorship to junior team members, fostering a collaborative and high-performing team environment. * Ensure business systems remain secure, reliable, and operationally efficient. * Monitor and maintain application service levels, driving continuous improvement in system availability and performance. * Communicate effectively with stakeholders, providing updates on application performance, incidents, risks, and enhancements. * Identify opportunities for process improvement and deliver application enhancements that support business objectives. * Contribute to the successful delivery of application-related projects, including implementation, upgrades, and system integrations. * Partner with business users to understand operational needs and translate requirements into effective application solutions. * Support continuous improvement initiatives by proactively identifying and implementing opportunities to optimise application services. About YOU * Tertiary qualifications in Information Technology, Computer Science, Engineering, or a related discipline. * Demonstrated experience as a Systems Analyst supporting and enhancing ERP, Enterprise Asset Management (EAM), or other complex business-critical applications. * Proven ability to elicit, analyse, and document business requirements, translating them into effective system solutions and functional specifications. * Strong experience delivering business, system, and process analysis within complex enterprise environments and technology projects. * Sound understanding of the Software Development Lifecycle (SDLC), application support frameworks, and change management practices. * Experience managing system enhancements, integrations, upgrades, testing, and deployment activities across multiple stakeholders. * Excellent stakeholder engagement and relationship management skills, with the ability to collaborate effectively across business and technical teams. * Strong documentation skills, including requirements gathering, business process mapping, functional specifications, user stories, and support documentation. * Demonstrated ability to identify and implement process improvements, leveraging technology to drive operational efficiency and business outcomes. * Exceptional communication skills, with the ability to convey technical concepts to both technical and non-technical audiences. * Experience working within the aviation, defence, aerospace, or asset-intensive industries, including exposure to aircraft maintenance systems, will be highly regarded. * NV1 Security Clearance is mandatory for this role. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. We support our veteran community through VetNet Australia, along with initiatives such as Reserve Service Leave, a Veteran Mentoring Program, and partner-supported programs. We welcome applications from all candidates and strongly encourage Aboriginal and Torres Strait Islander peoples to apply. We are proud to be recognised as an employer of choice for women by WORK180 and recipients of the Benchmarcx Top Employer for Candidate Experience Excellence 2026. As members of the Circle Back Initiative, we commit to responding to every applicant. If you require any reasonable adjustments during the recruitment process, please contact our recruitment team to discuss the support you may need. You can also connect with us via Careers and Employment. Security statement Please note, as a defence security clearance is required for this role, applicants must be Australian citizens and either possess or be eligible to obtain and maintain one. Further information regarding security clearances.