Computer Network Architect

Principal Network Engineer – Ft. Meade, MD Leidos is seeking a Principal Network Engineer to join our Defense Enclave Services (DES) team at Ft. Meade, MD. This is an exciting opportunity to use your technical experience and leadership to successfully execute the Defense Information Systems Agency (DISA) migration to the Department of Defense’s Fourth Estate agencies into a Common Use information technology (IT) infrastructure. The team will deliver Network Infrastructure services that support the transition, infrastructure, network operations and management, engineering and innovation, cybersecurity services, and technical refresh for a Single Service Provider (SSP) network environment with all 4th Estate users.

CLEARANCE REQUIREMENT:

Must hold an active Secret security clearance prior to start and be able to obtain a Top Secret. (US Citizenship required) Salary Range: $160,000 to $180,000 Primary Responsibilities Provide subject matter expertise in network design, integration, test, security, and implementation of network services for DISA DoDNet. Provide expert knowledge of network engineering and operations, large‑scale enterprise network solution implementation and transition to Network Operations, and test and evaluation activities. Participate in technical development of staff. Propose new solutions to Network Domain Architects to define and/or continuously improve: Direct STIG‑compliant configuration baselines, versioning, and compliance tracking Evaluate the effectiveness of automation and best practice insertion opportunities Oversee development of SOPs/TTPs Continuous Service Improvements (CSI) System performance tuning and enhancements Create and maintain Engineering Implementation Plans (EIP) Evaluate network bandwidth needs and recommend measures to meet those requirements. Provide expert knowledge of defense‑in‑depth standards, network and security architecture, network topology, IT device integrity, and common security elements. Plan and execute network upgrades and maintenance activities with the appropriate Delivery Operations Managers, NOC Lead, Release Management team and other key stakeholders. Serve as the senior Tier III escalation support engineer for Incident Management activities. Develop and maintain technical documents, analyses, and reports. Actively participate in Root Cause Analysis for Problem Management activities. Able to work in a dynamic, fast‑paced and mission‑focused environment. Basic Qualifications BS degree and 12–15 years of prior relevant experience, or Masters with 10–13 years of prior relevant experience. May possess a Doctorate in a technical domain. Advanced/Professional level vendor certifications (Cisco, Juniper, Aruba, Palo Alto). 10+ years’ experience engineering and troubleshooting networks, including extensive routing and switching experience such as MPLS, VPNs, routing protocols (BGP, OSPF, IS‑IS), switching protocols (Spanning Tree Protocol, VLANs, LLDP), VoIP, multicast protocols and emerging network technologies. In‑depth knowledge of IP network/subnet addressing. Experience presenting to senior customer management, customer stakeholders, and company management. Experience executing circuit cutovers in the DISA environment. Familiarity with the ITIL framework. Ability to travel up to 25%, including OCONUS potential travel. Willingness to work or be called in to work during off‑hours to meet customer mission support requirements. Preferred Qualifications Strongly prefer a CCIE Certification (Enterprise or Routing/Switching) prior to start. Master’s Degree with 15+ years of experience. Previous work experience providing engineering and operational services on DISA‑supported networks. Experience with Aruba ClearPass Policy Manager (CPPM) identity management solution. Demonstrated NET/SEC DevOps experience. ITIL v3/v4 certification/training. Agile certifications or applicable experience. 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. #J-18808-Ljbffr 6AM City, LLC