Midrange Engineer

Senior Midrange Engineer

Leidos Australia delivers IT and airborne solutions that protect and advance the Australian way of life. Our 2000 local experts, backed by our global experience and network of partners, are working to solve the world's toughest challenges in government, intelligence, defence, aviation, border protection and health markets.

Your New Role and Responsibilities

We are seeking a senior midrange engineer to join our digital modernisation division, working in some of the most complex, multi-vendor tech environments, alongside a supportive and collaborative team.

This role requires technical expertise in server administration, particularly in Unix Linux AIX environments, database management, and hardware maintenance. The successful candidate will demonstrate exceptional problem-solving abilities, effective communication skills, and a commitment to continuous learning. If you are passionate about optimising server and database performance and thrive in a collaborative environment, this role offers the opportunity to make a significant impact.

Responsibilities

• Extensive experience managing and troubleshooting Unix-based systems (Linux RHEL, AIX, Solaris), including server configuration, disaster recovery, and performance tuning.
• Strong knowledge of network protocols (TCP/IP, DNS, DHCP), associated tools, and capacity planning for optimal system performance.
• Skilled in database management within Unix/Linux environments, including performance troubleshooting and optimization.
• Proficient with enterprise backup solutions (e.g., IBM Storage Protect), storage technologies, and Infrastructure as Code tools (Ansible, Puppet, Chef).
• Experienced in mentoring junior staff, creating technical documentation, and sharing best practices in problem-solving and system design.

About You

• Delivery experience as a midrange engineer, with strong stakeholder management and high-quality technical documentation skills.
• Certified in RHCSA and/or IBM Certified System Administrator – AIX, with expertise in server administration, virtualisation, and hardware maintenance.
• Skilled in database management and performance optimisation across complex environments.
• Proactive problem-solver with excellent communication skills and a commitment to continuous learning.
• Willingness to participate in on-call support.

Diverse Team Members, Shared Values and a Common Purpose

Providing our customers with smarter solutions takes an incredible team with diversity of thought, experience and perspectives driving innovation. Inclusion is at the heart of our culture and is one of our core values. It's about creating a workplace where everyone can do important work, feels welcome, valued, and respected, and has equal access to opportunities to thrive. Paul Chase – Chief Executive, Leidos Australia.

Leidos Australia is an equal opportunities organisation and is committed to creating a truly inclusive workplace. We welcome and encourage applications from Aboriginal and Torres Strait Islanders, culturally and linguistically diverse people, people with disabilities, veterans, neurodiverse people, and people of all genders, sexualities, and age groups.

Our five Advocacy Groups (Women and Allies Network, Young Professionals, Defence & Emergency Services, Action for Accessibility and Abilities, and Pride+) provide an opportunity for team members to connect and collaborate on shared interests, and work to support and celebrate our diverse community.

Next Steps

• To apply for this role, follow the links or apply via our Careers page.
• Recruitment process - virtual/face to face interview & background checks.
• Applicants may also need to meet International Traffic in Arms Regulations (ITAR) requirements. In certain circumstances this can place limitations on persons who hold dual nationality, permanent residency or are former nationals of certain countries as per ITAR 126.1.
• We are committed to making our recruitment process accessible to all candidates. Please contact our Careers team if you'd like to discuss any additional support during your application or throughout the recruitment process.