Wide Area Network (WAN) Engineer (2nd Shift)

Leidos LLC; Hampton (VA); On-site; USD 73,000 - 133,000; Full time

Job summary

The Defense Sector at Leidos seeks a cleared WAN Engineer (2nd Shift) to engineer, operate, and sustain long-haul transport and routing across DoD networks. On-site work at Langley AFB with core hours 4:00 PM–12:00 AM, supporting enterprise WAN availability and security.

Responsibilities include maintaining BGP routes, circuit migrations, network documentation, DISA STIG compliance, and RMF/IAVA-related tasks. Travel to CONUS/OCONUS may be required.

Qualifications

• Requires US Citizen with active Top Secret clearance and ability to obtain SCI.
• Bachelor’s or Master’s with relevant enterprise WAN experience in DoD environment.
• DoD 8570/8140 IAT II certification preferred (Security+ CE or equivalent).
• Hands-on experience with BGP, OSFP/EIGRP, MPLS VPNs, QoS, IPv4/IPv6 dual‑stack.

Responsibilities

• Maintain enterprise WAN routing architecture and BGP policies.
• Execute circuit installations, migrations, and site cutovers with rollback plans.
• Develop routing policy standards and topologies with documentation.
• Apply DISA STIGs, RMF, IAVA remediation, and support POA&M closures.
• Coordinate maintenance with DISA/NOC/SOC and transport providers.
• Monitor WAN health using SolarWinds, NetFlow, SNMP; produce capacity analyses.
• Manage Type 1 encryptors and key management for secure enclave connectivity.

Skills

BGP routing

OSPF/EIGRP

MPLS VPNs

Wireshark

NetFlow

SNMP

CCNP Enterprise

Security+ CE

Education

Bachelor’s degree + 4+ years

Master’s degree + 2+ years

DoD 8570/8140 IAT II

Tools

Cisco IOS-XE/IOS-XR/NX-OS

Juniper Junos

SolarWinds

NetFlow tooling

Job description

The Defense Sector at Leidos isseekinga cleared Wide Area Network (WAN) Engineer (2nd Shift) to engineer,operate, and sustain long‑haul transport and routing infrastructure across Department of Defense (DoD/DoW) networks. This individualassistsinroutingtroubleshootingfor the enterprise WAN– working the watch floor to resolve issues with theEnterpriseWANand is accountable for the availability, performance, and STIG compliance of circuits supporting operational mission traffic worldwide. This position requires daily on‑site work at Langley, AFB. The core hours for this position are considered 4:00PM to 12:00AM.

Roles and Responsibilities:

• Maintain BGP routing architecture across the enterprise WAN, including peering relationships, autonomous system boundaries, and route policy enforcement.
• Execute circuit installations, migrations, bandwidth upgrades, and site cutovers with documented rollback plans and minimal mission impact.
• Develop andmaintainrouting policy standards, IP address and ASN allocation plans, and authoritative network documentation including logical and physical topology diagrams.
• Apply DISA STIGs to routing and transport devices, remediate IAVA findings, and support RMF assessment and authorization artifacts and POA&M closure.
• Coordinate with DISA, NOC/SOC teams, transport providers, and site network personnel to schedule andvalidatemaintenance actions and outage restoration.
• Monitor WAN health and capacity using SolarWinds, NetFlow, and SNMP-based tooling; produce trend analysis and capacity recommendations for government leadership.
• Manage Type 1 encryptor configuration and key management coordination in support of secure enclave connectivity.

Required Qualifications:

• Clearance: US Citizen with at least an active Top Secret clearance and the ability to obtain a SCI prior to your start date.
• Education: Bachelor’s degree with 4+ years of experience or a Master’s degree with 2+ years of experience. Additional experience may be considered in lieu of a degree.
• Certifications: DoD 8570/8140 IAT Level II certification (Security+ CE or equivalent) plus an active CCNP Enterprise, JNCIP-SP, or equivalent routing certification preferred.
• Experience: 4+ years of hands‑on enterprise WAN engineering and operations experience, with demonstrated ownership of multi‑site routed transport in a DoD environment.
• BGP Expertise: Configuration and troubleshooting of eBGP and iBGP, including route reflectors, confederations, and full‑mesh peering designs. Ability to tune BGP routing policy using route maps, prefix lists, AS-path filters, communities, local preference, MED, and AS-path prepending.
• Experience establishing and sustaining BGP peering with DISA/DISN service delivery nodes and commercial transport providers.
• Working knowledge of BGP convergence tuning, dampening, BFD, and route leak/hijack mitigation.
• Routing & Transport: Proficiency with OSPF, EIGRP, MPLS L2/L3 VPNs, VRFs, QoS policy for voice and mission traffic, and IPv4/IPv6 dual‑stack operations.
• Platforms: Hands‑on administration of Cisco (IOS‑XE/IOS‑XR/NX‑OS) and Juniper (Junos) routing platforms in an operational production network.
• Encryption & Circuits: Experience with Type 1 inline network encryptors (TACLANE/KG‑175, HAIPE) and with DISA circuit lifecycle actions (TSR/TSO, DISA Direct/SNAP).
• Compliance: Working knowledge of DISA STIGs, RMF, IAVA remediation, and change control under DoD configuration management processes.
• Troubleshooting: Demonstrated packet‑level analysis skill using Wireshark/tcpdump, SPAN/TAP captures, and NetFlow to isolate faults across provider and government segments.
• Shift Flexibility: Willingness to work evening and rotational shifts (e.g., 3:00PM-11:00PM), including weekends and holidays occasional CONUS/OCONUS travel may be required.

Preferred Qualifications:

• Advanced Certification:CCIE Enterprise Infrastructure or Service Provider, JNCIE-SP, or DoD 8570/8140 IAT Level III (CASP+ or CISSP).
• Segment Routing & MPLS-TE:Experience with segment routing, MPLS traffic engineering, or EVPN in a large-scale transport core.
• SD-WAN:Hands‑on experience with Cisco SD‑WANor Juniper SDWANor comparable overlay transport in aDoD/DoWdeployment.
• Automation:Proficiencywith Python, Ansible, for configuration deployment, compliance auditing, and network state validation.
• DoD Enterprise Services:Familiarity with JRSS, DODIN operations, and DoD boundary/CDS architectures.
• Optical Transport:Working knowledge of DWDM, SONET/SDH, and carrier Ethernet handoffs supporting long‑haul circuits.

DABAOPP1 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.

Pay Range:

Original Posting: September 2, 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 $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 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 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 [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: September 2, 2026