Senior Network Engineer – DoD SD‑WAN & 24/7 Ops (Hybrid)

Leidos; Fort Huachuca (AZ); Hybrid; USD 92,000 - 167,000; Full time

Benefits offered by this job

Competitive compensation

Health and Wellness programs

Income Protection

Paid Leave

Retirement

Job summary

Leidos is seeking a Senior Network Support Engineer to support the Army Global Unified Network (AGUN) program. The role requires a hybrid schedule (3 days onsite at GCC, 2 days remote), an Active Secret clearance, and DoD IAT Level II certification before starting.

You will troubleshoot 24/7/365 network operations, configure Cisco SD‑WAN, manage ITSM tickets, and work with VMware, RHEL, and InfoVista in a mission‑critical environment.

Qualifications

• Bachelor's degree required with 8+ years of relevant experience or master's with 6+ years.
• Active Secret clearance required.
• DoD IAT Level II certification (Security+ or higher) required before starting.
• Hands-on experience supporting Cisco SD-WAN environments.
• Knowledge of SDN, VMware, and Linux(RHEL).
• Experience with InfoVista and ITSM tools (Jira Service Desk).
• Familiarity with LAN/WAN, VPNs, routing, and firewalls.

Responsibilities

• Support global Army network operations to ensure 24/7 availability and security.
• Troubleshoot and resolve complex network incidents and outages.
• Configure and support Cisco SD-WAN and enterprise networking technologies.
• Manage changes, updates, and remediation activities.
• Operate incident tickets using ITSM tools (Jira Service Desk).
• Monitor performance and reliability; propose improvements.
• Collaborate with teams on migrations, integrations, and modernization.

Skills

Troubleshooting

Communication

Teamwork

Cisco SD-WAN

SDN

VMware

RHEL

InfoVista

Security clearance

Education

Bachelor's degree in a relevant field

Master's degree in a related field

DoD IAT Level II certification

Tools

Cisco SD-WAN

VMware

RHEL

InfoVista

Jira Service Desk

Confluence

Job description

Leidos is seeking a Senior Network Support Engineer to support the Army Global Unified Network (AGUN) program. The role requires a hybrid schedule (3 days onsite at GCC, 2 days remote), an Active Secret clearance, and DoD IAT Level II certification before starting.

You will troubleshoot 24/7/365 network operations, configure Cisco SD‑WAN, manage ITSM tickets, and work with VMware, RHEL, and InfoVista in a mission‑critical environment.