Network Support Technician

Leidos; Sierra Vista (AZ); On-site; USD 59,000 - 107,000; Full time

Job summary

Leidos is seeking a motivated network operations professional to support 24x7 AGUN operations within the Global Cyber Center. You will implement standard network changes, triage and track ITSM tickets, and collaborate with teams to advance modernization and optimization of the Army's global network.

A DoD IAT II certification and Cisco SD-WAN experience are required. Ideal candidates will bring VMware and RHEL experience, strong networking fundamentals, and the ability to work in a fast-paced,

Qualifications

• Bachelor's degree with 2+ years of relevant experience.
• Active DoD IAT Level II certification prior to start.
• Experience supporting Cisco SD-WAN environments.
• Knowledge of SDN concepts.
• Experience with VMware.
• Experience with Red Hat Enterprise Linux.
• Hands-on with InfoVista network performance management tools.
• Experience using ITSM ticketing tools.
• Strong networking fundamentals: LAN/WAN, BGP, TCP/UDP, IPSec, VPNs, SNMP, NTP.

Responsibilities

• Support 24x7x365 AGUN operations and provide updates to GCC to facilitate command and control of AGUN network.
• Execute standard network policy and configuration changes, including remediation activities and pre-approved workflows.
• Manage, triage, track, and update workflows and service tickets within JIRA Service Desk and other ITSM platforms.
• Provide situational awareness and status updates regarding ticket resolution and activities as directed by the GCC.
• Escalate incidents to higher-tier support teams when required.
• Collaborate with stakeholders to perform legacy environment discovery and support network modernization.
• Provide Tier II operational support for the Army's global network infrastructure.
• Analyze network performance and identify optimization strategies for reliability and capacity.
• Troubleshoot and resolve complex network issues across geographically dispersed enterprises.
• Support network migration, integration, and operational sustainment.

Skills

DoD IAT Level II

Cisco SD-WAN

SDN concepts

VMware

RHEL

InfoVista

ITSM

LAN/WAN

BGP

VPNs

Firewalls

SFTP

SSH

SNMP

Education

Bachelor's degree

Tools

JIRA Service Desk

Confluence

GitLab

CI/CD

Salt

Ansible

Terraform

Puppet

Git

NetMon

LiveAction

Job description

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 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.

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.

Active Secret Clearance required to be considered for this position.

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

October 22, 2026

Pay Range

Pay Range $59,150.00 - $106,925.00

About 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 $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

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 at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [e-mail].

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

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.