[Hiring] Senior Network Engineer @Leidos

Role Description

Leidos is seeking a Senior Network Engineer to support Federal Civil customer in the Washington, DC metropolitan area.

This position is remote; however, prefer candidates that are within driving distance to the Washington, DC area.

The Senior Network Engineer will serve as a senior technical contributor responsible for designing, implementing, optimizing, and sustaining complex network solutions spanning on-premises infrastructure and hybrid cloud environments. The position requires technical expertise, independent problem-solving, and the ability to develop effective solutions to complex network challenges involving multiple technologies and technical disciplines. The successful candidate will collaborate with customer stakeholders, engineering teams, cybersecurity professionals, and program leadership to maintain network availability, performance, and security while supporting infrastructure modernization and evolving mission requirements. This role also provides technical guidance to other engineers and contributes to network architecture, engineering standards, and continuous operational improvement.

Qualifications

• Bachelor's degree in Information Technology, Computer Science, Engineering, or a related technical field with 8+ years of relevant network engineering experience; additional education and experience equivalencies may be considered.
• Advanced hands-on experience designing, implementing, administering, and troubleshooting complex enterprise network infrastructure in production environments.
• Expert-level knowledge of enterprise routing and switching technologies, including BGP, OSPF, VLANs, VRFs, and network redundancy and failover.
• Demonstrated experience developing and implementing technical solutions to complex network problems involving multiple systems, technologies, or engineering disciplines.
• Hands-on experience configuring, maintaining, and troubleshooting enterprise network security infrastructure, including firewalls, access control policies, and VPN connectivity.
• Experience supporting Cisco and/or Juniper enterprise networking platforms in complex, multi-vendor environments.
• Experience designing, implementing, or supporting hybrid cloud network connectivity between on-premises infrastructure and AWS environments.
• Demonstrated experience independently leading complex network troubleshooting, root cause analysis, and corrective action efforts.
• Experience planning and executing network infrastructure changes, upgrades, and security remediation activities in production environments.
• Demonstrated ability to develop technical recommendations, communicate complex technical information, and collaborate with customer stakeholders, engineering teams, vendors, and service providers.
• Experience producing and maintaining network diagrams, technical documentation, configuration standards, and implementation procedures.
• Strong communication skills, with experience collaborating directly with customers, vendors, and ISPs to support network design, troubleshooting, and issue resolution.
• Hands-on experience with Juniper EX/QFX & Junos OS, Cisco ISR & IOS devices, ASA, Firepower & FMC.
• Demonstrated experience with routing/switching protocols (e.g., BGP, OSPF, VRF) and core infrastructure services.
• Hands-on experience managing AWS network infrastructure and hybrid cloud connectivity (e.g., VPC, direct-connect, transit gateways, load balancers) between on-prem and cloud environments.
• Experience with remote access VPN solutions, including Cisco AnyConnect/Secure Client configuration and support.
• Experience with virtual computing/virtualization platforms (e.g., VMware/vSphere) as they relate to network design and connectivity.
• Experience with wireless infrastructure and NAC solutions (e.g., Cisco ISE).
• Experience with Cisco CUCM/UC voice solutions.
• Able to obtain a baseline 8140 certification [(IAT Level II) CCNA-Security, CySA+, GICSP, GSEC, Security+ CE, CND, SSCP] within 90 days.

Requirements

• Must have or able to obtain a Public Trust clearance; Must be a US Citizen.

Benefits

• Pay Range $92,300.00 - $166,850.00
• 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 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.

Company Description

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.