Network Support Technician-Journeyman

The AGUN program is a highly demanding mission requiring expert technical and professional support to sustain the Army's global wide area network and security infrastructure. The selected candidate will support network migration, operations, and maintenance activities while ensuring the availability, performance, and security of the Army's enterprise network. This role includes resolving service tickets, implementing approved network changes, supporting operational workflows, and collaborating with technical teams to maintain and improve network performance across a global environment. Primary Responsibilities Support 24x7x365 AGUN operations and provide updates to the Global Cyber Center (GCC) to facilitate command and control of the AGUN network. Execute standard network policy and configuration changes, including common remediation activities and pre-approved operational workflows. Manage, triage, track, and update workflows and service tickets within JIRA Service Desk and other IT Service Management (ITSM) ticketing platforms. Provide situational awareness and status updates regarding ticket resolution and operational activities as directed by the GCC. Escalate incidents and service requests to higher-tier support teams when required. Collaborate with stakeholders and technical teams to perform legacy environment discovery, assess current capabilities, and support network modernization initiatives. Provide Tier II operational support for the Army's global network infrastructure. Analyze network performance and identify optimization strategies to improve capacity, reliability, and operational effectiveness. Assist in troubleshooting and resolving complex network issues across geographically dispersed enterprise environments. Support network migration, integration, and operational sustainment activities. Basic Qualifications Bachelor's degree with 4+ years of relevant experience, or Master's degree with 2+ years of relevant experience. Additional directly applicable experience may be considered in lieu of a degree. Active DoD IAT Level II certification (e.g., Security+) or higher prior to start date. Demonstrated experience supporting Cisco SD-WAN environments. Knowledge of Software Defined Networking (SDN) concepts and technologies. Experience with virtualization technologies, including VMware. Experience supporting Red Hat Enterprise Linux environments. Hands-on experience with InfoVista network performance management tools. Experience working with two or more of the following network technologies: Cisco DNA Center / Prime Juniper Networks Palo Alto Networks Dell Networking Junos Space AppGate Experience utilizing IT Service Management (ITSM) ticketing tools. Strong understanding of networking concepts, protocols, and technologies, including: LAN/WAN BGP TCP/UDP IPSec VPNs Layer 2/Layer 3 Routing Firewalls SFTP SSH SCP SNMP NTP Demonstrated ability to troubleshoot and resolve complex network issues in a team-oriented environment. Strong written and verbal communication skills. Preferred Qualifications Cisco Certified Network Professional (CCNP) certification or equivalent. Experience with Linux shell scripting. Experience with GitLab source control and CI/CD pipeline development. Experience using JIRA and Confluence. Experience with NetSecOps technologies, including Salt, Git, Ansible, Terraform, Puppet, and network element management tools. Experience with Network Performance Management solutions, including SNMP, NETMON, and LiveAction. Experience with two or more of the following technologies: NetFlow Elastic Kafka Grafana Prometheus Nexus Repository Experience designing, optimizing, and supporting complex geographically dispersed enterprise networks. Knowledge of U.S. Army network security requirements and enterprise network infrastructure operations. If you're looking for comfort, keep scrolling. 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. Original Posting: June 12, 2026 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: Pay Range $73,450.00 - $132,775.00 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. Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. For more information, visit 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 View email address on click.appcast.io. 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.