Network Administrator

Leidos; Bendigo; On-site; AUD 80,000 - 110,000; Full time

Benefits offered by this job

Life Days

Part-time options

Job sharing

Compressed hours

Headspace access

MeQuilibrium access

On-demand courses

Professional development

Job summary

Leidos Australia seeks multiple experienced Network Administrators to support the GEOSPACES program, delivering secure, high‑compliance network services in a government environment. You will manage critical data networks, configure devices, and respond to incidents to maintain service levels.

You will work in a team that values integrity, collaboration and customer context, with strong focus on secure operations, documentation and continuous improvement.

Qualifications

• Essential: Experience with networking fundamentals including TCP/IP, DNS, DHCP, VLANs and routing protocols such as OSPF and BGP.
• Hands-on experience administering enterprise networking technologies such as Cisco, Juniper, Palo Alto or Fortinet.
• Experience managing and troubleshooting firewalls, network security devices and policies.
• Capability in diagnosing and resolving complex network issues using tools such as Wireshark or SolarWinds.
• Ability to maintain clear and accurate technical documentation covering network configurations and procedures.

Responsibilities

• Manage and maintain network infrastructure, including switches, routers, firewalls and wireless access points, ensuring availability and performance of data and voice networks.
• Provide Level 2 and Level 3 incident response, troubleshooting complex network issues and restoring services with minimal disruption.
• Implement and maintain network security controls, including firewall policies and monitoring to protect against unauthorised access and threats.
• Configure network devices, monitor performance and capacity, identify opportunities for optimisation, and maintain accurate topology and documentation.

Skills

TCP/IP

DNS/DHCP

VLANs & routing

Firewall management

Cisco

Juniper

Palo Alto

Fortinet

Wireshark

SolarWinds

Network documentation

Tools

Cisco

Juniper

Palo Alto

Fortinet

Job description

About Leidos Australia

At Leidos Australia, our work goes beyond a job title. We design, build, operate and support the systems, services and capabilities that help protect and advance the Australian way of life. Backed by a global organisation of more than 40,000 people, our Australian team of around 2,000 has partnered with government, defence and national security customers for more than 30 years. We deliver mission-critical solutions where reliability, trust and purpose matter. Leidos is a destination for people who want their work to have purpose, their contribution to be recognised, and their career to grow without needing to fit a single mould. Meaningful work is supported by benefits, flexibility and career pathways that help you grow while balancing life outside work.

• Flex Your Way - Tailor work to your life with options including Life Days (up to 12 extra days off per year), part-time arrangements, job sharing, and compressed hours.
• Wellbeing That Matters - Free access to Headspace and MeQuilibrium, plus dedicated wellness spaces to support your mental, physical, and emotional wellbeing.
• Learn Without Limits - Access over 120,000 on-demand courses, alongside technical, project management, leadership, and professional development opportunities.
• Work That Makes an Impact - Contribute to nationally significant projects that matter, solve complex challenges, and accelerate your career through unique growth opportunities.
• Build Your Future - Whether you're deepening technical expertise or preparing for leadership, we'll invest in your development every step of the way.
• And Much More - These are just a few of the ways we invest in our people and help them thrive.

About the Team

You’ll join a team where people work with integrity, inclusion, innovation, agility, collaboration and commitment. In practice, that means sharing ownership, solving complex problems together and staying connected to the customer context, the purpose behind the work and how each role contributes to meaningful outcomes.

The Opportunity

Leidos Australia is seeking multiple experienced Network Administrators to join our GEOSPACES program, supporting advanced national security technology in a secure, high-compliance government environment. You’ll help keep mission-essential network services available, secure and performing reliably.

In this role, you will:

• Manage and maintain network infrastructure, including switches, routers, firewalls and wireless access points, supporting the availability and performance of critical data and voice networks.
• Provide Level 2 and Level 3 incident response, troubleshooting complex network and connectivity issues and restoring services with minimal operational disruption.
• Implement and maintain network security controls, including firewall policies and monitoring, to protect services from unauthorised access and cyber threats.
• Configure network devices, monitor performance and capacity, identify opportunities for optimisation, and maintain accurate network topology, configuration and procedural documentation.

About You

You’ll bring practical network administration experience and the technical capability to troubleshoot and maintain enterprise networks in a secure operational environment.

Essential:

• Experience with networking fundamentals including TCP/IP, DNS, DHCP, VLANs and routing protocols such as OSPF and BGP.
• Hands-on experience administering enterprise networking technologies such as Cisco, Juniper, Palo Alto or Fortinet.
• Experience managing and troubleshooting firewalls, network security devices and associated security policies.
• Capability in diagnosing and resolving complex network issues using network analysis and monitoring tools such as Wireshark or SolarWinds.
• Ability to maintain clear and accurate technical documentation covering network configurations, topology and operational procedures.

Advantageous:

• Experience providing Level 2 or Level 3 support within complex, secure or high-availability network environments.
• Experience supporting network performance monitoring, capacity management and optimisation activities.

You don’t need to meet every criterion. If your experience aligns with most of what we’re looking for, we encourage you to apply.

Due to the nature of the role, you must be an Australian Citizen who holds an active TSPV security clearance; accompanied by the ability to be successful for a DISA/OSA. Certain roles may be subject International Traffic in Arms Regulations (ITAR) requirements which may limit persons who hold dual nationality with certain proscribed countries from accessing material, or in the case of dual Australian-U.S citizens, may require the candidate to obtain a U.S. Persons Abroad authorisation from the U.S DDTC.

What to Expect When You Apply

• An initial conversation with our Talent Acquisition team
• An interview with the hiring manager or interview panel
• Any role-specific assessment, technical discussion or customer step required for the position
• We’ll let you know what to expect before each stage, including who you’ll meet and how to prepare.
• If you need any adjustments or support during the process, please let us know.

Original Posting:

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here.

Securing Your Data

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [e-mail].

Commitment and Diversity

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.