Sr. Tier II / Configuration Management Network Technician

Leidos LLC; Alice Springs; On-site; AUD 100,000 - 140,000; Full time

Job summary

Leidos is seeking a Tier II / Configuration Management Network Technician to support LAN/WAN devices, maintain configuration baselines, and coordinate network changes. The role emphasizes TS/SCI with poly, DoD 8570 IAT Level 2 compliance, and active involvement across CM stakeholders.

The position focuses on detailed documentation, network mapping, and troubleshooting across Cisco/Juniper environments, with strong emphasis on Layer 1–3 operations and standard change procedures.

Qualifications

• Requires TS/SCI clearance with polygraph.
• Equates to extensive combined experience/education as described (16 years total).
• Compliance with DoD 8570 IAT Level 2.

Responsibilities

• Support the installation and maintenance of LAN/WAN devices.
• Create and maintain up-to-date records of system components (hardware/software).
• Illustrate physical locations and links between items.
• Respond to and resolve incident tickets.
• Draft and implement standard network change requests.
• Coordinate with external Configuration Management stakeholders.
• Coordinate network operations, maintenance, repairs, or upgrades.
• Configure and troubleshoot layer 2 switching (VLANs, Port Security, Thin Configs).
• Maintain network baselines per DISA STIG guidelines.
• Provide network mapping and documentation support to CM team.

Skills

Network troubleshooting

Incident response

Technical documentation

Cross-team coordination

Analytical thinking

Tools

Cisco IOS

Juniper JUNOS

Visio

ServiceNow

Confluence

Network Node Manager (NNM)

Riverbed

Job description

The Digital Modernization Sector at Leidos is seeking a Tier II /Configuration Management Network Technician to help our growing team Primary role: to support computer data communications systems, in providing design specifications, testing and inspections for computer networks; plan and implementing upgrades; analyzing, organizing, and troubleshooting corresponding hardware and software combined solutions through network modeling. Expected to create detailed technical drawings or plans for IT networks, function as support developer and draft engineering designs and drawings from preliminary design concepts. This is an excellent opportunity to develop in one of AT&Ts key engineering organizations supporting deployment of new, innovative, and challenging technologies.

The job duties of the Tier II /Configuration Management Network Technician are as follows:

• Support the installation and maintenance of the client LAN/WAN devices.
• Create and maintain an up-to-date record of all system components (hardware and software).
• Illustrate physical locations and links between each item.
• Respond to and resolve incident tickets.
• Establish and maintain consistency of a system or product performance, functions, and physical attributes with its requirements, design, and operational information.
• Draft and implement standard network change requests.
• Coordinate with external Configuration Management stakeholders across the ecosystem where required.
• Coordinate network operations, maintenance, repairs, or upgrades. (Knowledge of CISCO/Juniper RMA process).
• Layer 1 and Layer 2 network experience (CAT5, SM/MM Fiber, Serial cables, SFP).
• Develop policy for documenting and changing baseline project configuration items.
• Configure and troubleshoot layer 2 switching (VLAN’s, Port Security, Thin Configs).
• Utilize complex network analysis tools to identify and correct problems in the network while maintaining logs and records associated with reported problems or situations.
• Familiar with Layer 3 protocols such as OSPF, BGP, VRRP, HSRP, MPLS, LSP, GRE.
• Familiar with Visio, ServiceNow, and Confluence.
• Support operations from a Configuration Management perspective in their administration of networks including hardware, systems software, applications software, and all configurations.
• Knowledge of Cisco IOS and Juniper JUNOS OS and familiar with pushing network equipment software codes to devices in preparation of software code upgrades.
• Maintain the network configuration baselines to ensure it follows DISA STIG guidelines, providing feedback to Network Engineers in their development of new configurations.
• Documenting and changing baseline project network configuration items.
• Maintain historical Configuration Management records and requisite knowledge in approved shared databases.
• Provide support to the Configuration Management Board, scheduling meetings, developing agendas, enter board related data in databases, install, maintain and troubleshoot problems for Configuration Control Board action items/issues.
• Create/provide drawing, diagraming, and network mapping expertise and support to the Configuration Management Team.
• Manage Configuration Management support to the creation of IT-IA-IM software executables to environments (development, test, staging and production).
• Utilize complex network analysis tools to identify and build network maps for enterprise level services.
• Provide support to the Configuration Control Board (CCB), schedule applicable meetings, develop localized agenda and policy, enter Configuration Management related data in databases, install, maintain and troubleshoot problems for CCB Configuration Management items/issues in relation to your AOR.
• Establish, train, and maintain network drawing standards to serve all contract requirements.
• Ensure final designs comply with regulations and quality standards.
• May have up to 10% COMSEC responsibilities.
• Network Management and Configuration Management tools are: Network Automation (NA) Network Node Manager (NNM). Riverbed. Microsoft Visio ServiceNow

Basic Requirements

Required Clearance: TS/SCI with Poly Candidate must have 16 years of experience that can be a combination of work history and education. This equates to a Doctorate and 8 years, master’s and 10 years, bachelor’s and 12 years, associates and 14 years or HS diploma and 16 years. Compliance with Department of Defense (DoD) 8570 Information Assurance Technical (IAT) Level 2.

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At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

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.

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.