Network Migration Engineer-Mid Level

00100 LEIDOS, INC.; United States; Remote; USD 73,000 - 133,000; Full time

Benefits offered by this job

Health and Wellness programs

Paid Leave and Retirement

Flexible remote work

Job summary

Leidos is seeking a Mid-Level Network Migration Engineer to support the Army Global Unified Network (AGUN) program. This remote role involves migrations, routing, SD-WAN, and security, with DoD clearance and DoD STIG compliance.

You’ll work with senior engineers on mission-critical infrastructure, traveling up to 10% as needed. The position requires a Bachelor's in a related field or equivalent experience, and active DoD Secret clearance.

Qualifications

• Active DoD Secret clearance and U.S. citizenship
• Bachelor's degree or 8–12 years of relevant experience in networking
• DoD 8570/8140 IAT Level II certification and CE approval
• Strong hands-on enterprise routing, switching, and troubleshooting
• Experience with LAN/WAN, BGP, VPNs, MPLS, IPSec, and firewalls
• Experience with at least two network management platforms and multiple vendor devices
• Experience with DoD STIGs and network hardening
• Willingness to travel up to 10% and work non-standard shifts

Responsibilities

• Support network migration and routing/switching across the Army's global network
• Assist with migration planning, testing, and post-migration validation
• Support SD-WAN, MPLS, VPN, and enterprise LAN/WAN connectivity
• Configure routing protocols, VRFs, and network segmentation
• Perform device upgrades, patching, and configuration changes
• Troubleshoot connectivity, performance, and security issues
• Collaborate with engineering and cyber teams on complex issues
• Produce network diagrams and technical documentation

Skills

Security clearance

Networking expertise

Routing and switching

SD-WAN

MPLS

DoD cybersecurity

Troubleshooting

Education

Bachelor's degree in a related technical field

Tools

Palo Alto Panorama

Cisco Prime

Cisco DNA

Junos Space

Job description

Network Migration Engineer – Mid-Level Program: Army Global Unified Network (AGUN)

Location: Remote | Up to 10% Travel, Please be advised that during the interview, you will be required to keep your camera on, and your interviewer will be taking your picture for identification purposes, if an offer letter is extended to you.

Clearance Required: Active Secret citizenship: U.S. Citizenship Required.

Help Modernize the U.S. Army's Global Network! Leidos has an immediate opening for a Mid-Level Network Migration Engineer to support the Army Global Unified Network (AGUN) program. This is an exciting opportunity to help modernize and secure the Army's global enterprise network, supporting critical communications and mission operations worldwide. In this remote role, you’ll work with experienced network engineers and technical teams to support network migrations, routing and switching, SD-WAN connectivity, troubleshooting, and infrastructure modernization. We’re looking for someone with strong hands‑on networking experience who enjoys solving technical challenges, working with advanced technologies, and supporting mission‑critical infrastructure.

What You’ll Do

• Support network migration, routing, and switching activities across the Army's global network.
• Assist with migration planning, implementation, testing, troubleshooting, and post-migration validation.
• Support SD-WAN, MPLS, VPN, and enterprise LAN/WAN connectivity.
• Configure and troubleshoot routing protocols, VRFs, routing tables, and network segmentation.
• Perform network device upgrades, patching, configuration changes, and hardware refresh activities.
• Troubleshoot network connectivity, performance, and security issues.
• Work with engineering teams to assess legacy network environments and support modernization efforts.
• Support DoD security requirements, including STIG implementation and network hardening.
• Coordinate with stakeholders during network migrations, testing, and acceptance activities.
• Develop and maintain network diagrams, configuration documentation, test records, and operational procedures.
• Support migration readiness checklists, issue resolution, and technical handoffs.
• Collaborate with senior engineers and cybersecurity teams to resolve complex technical issues.
• Work independently on assigned engineering tasks while escalating advanced issues when needed.

What We’re Looking For

• Active DoD Secret security clearance and U.S. citizenship.
• Bachelor's degree in a related technical field with 4–8 years of relevant experience, or approximately 8–12 years of relevant experience without a degree.
• DoD 8570/8140 IAT Level II certification (such as Security+) and an approved Computing Environment (CE) certification.
• Strong hands‑on experience with enterprise routing, switching, and network troubleshooting.
• Knowledge of LAN/WAN, BGP, TCP/UDP, IPSec, VPNs, Layer 2/Layer 3 routing, MPLS, and firewalls.
• Experience with network device patching, upgrades, configuration management, and lifecycle maintenance.
• Experience with at least one network management platform, such as: Palo Alto Panorama Cisco Prime Cisco DNA Junos Space.
• Hands‑on experience with at least two of the following: Cisco Juniper Palo Alto Dell Networking Remote Access VPN (RAVPN) GlobalProtect AppGate.
• Experience implementing DoD STIGs and network security hardening.
• Familiarity with SFTP, SSH, SCP, SNMP, and NTP.
• Strong troubleshooting, communication, and customer‑facing skills.
• Ability to work independently and collaborate with geographically dispersed teams.
• Flexibility to work non‑standard shifts to support migration activities.
• Willingness to travel up to 10%.

Preferred Qualifications

• Experience supporting U.S. Army, DISA, or other DoD enterprise networks.
• CCNA, CCNP, or equivalent networking certification.
• Experience with network migrations, modernisation, or infrastructure transformation.
• Hands‑on experience with Cisco SD‑WAN.
• Experience with Palo Alto Next‑Generation Firewalls (NGFW).
• Familiarity with virtualized network infrastructure.
• Knowledge of Git, GitLab CI/CD, Ansible, Terraform, or Puppet.
• Basic Python scripting experience for network automation.
• Experience supporting large, geographically dispersed networks.
• Familiarity with DoD cybersecurity standards and compliance requirements.
• Experience creating network diagrams, configuration records, and technical documentation.

Why Join Leidos?

At Leidos, you’ll work on a mission that directly supports the U.S. Army’s ability to communicate and operate around the world. You’ll gain exposure to complex enterprise networking technologies, collaborate with experienced engineers, and play an important role in modernizing critical military infrastructure. If you’re a cleared Network Engineer with strong routing and switching experience who wants to contribute to a large‑scale network modernization effort, we’d like to hear from you! Join Leidos and help build the future of the Army's global network.

Pay and Benefits

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.

• Competitive compensation
• Health and Wellness programs
• Income Protection
• Paid Leave and Retirement

More details are available here.

Leidos is an industry and technology leader serving government and commercial customers.

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 www.Leidos.com.

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.

Original Posting: November 14, 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.