Network Switching Design Engineer Senior

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

The Leidos team delivers the core backbone of the Navy-Marine Corps Intranet, including cybersecurity services, network operations, service desk, and data transport. Leidos will support the Navy in unifying its shore-based networks and data management to improve capability and service while also saving significant dollars by focusing efforts under one enterprise network.

Leidos is currently seeking a Network Switching Design Engineer Senior to join our team in Camp Lejeune, NC. The Network Switching Design Engineer will assist the Government Lead in the daily engineering duties on systems and with the development and integration of identity and access management requirements.

Other primary responsibilities include, but are not limited to:

• •Perform general Local Area Network (LAN)/Base Area Network (BAN)/Wide Area Network (WAN) administration.
• •Schedule conversions and cutovers. Evaluate and design communication hardware and software, troubleshoot LAN/BAN/WAN and other network related problems.
• •Execute LAN/BAN and Data Center Switching network design, integration, and implementation Develop, update, track, and perform Internet Protocol (IP) scheme and address management.
• •Support engineering and design of Voice over Internet Protocol (VoIP) services; enabling telephone system to interface between data services and the network with unlimited local connection.
• •Enforce Department of Defense (DoD) Unified Capabilities Requirements and monitor security updates in accordance with Government procedures.
• •Operate standard Active Directory (AD) services plus the availability to use Windows Light Directory Access Protocol (LDAP) services for network devices and appliances.
• •Monitor and optimize replication speed of directory services.
• •Oversee Rights Management Services for administrators, users, and groups. Design, Develop and Integrate application networking ports and protocols, Information Assurance (IA), routing and LAN.
• •Perform Integration with Public Key Infrastructure (PKI) certificates and network accounts to support two-factor authentication for all Active Directory (AD) domain account categories and eliminate the need for password-based authentication.
• •Design, Develop and Integrate network switching utilizing LAN, BAN, Trunking, Port Channels and Virtual Local Area Network (VLANs) and network security utilizing VLANs, Access Control Lists (ACLs), and Layer 2 Virtual Private Network (L2 VPNs).
• •Design and integrate multivendor solutions utilizing Cisco, Juniper, Brocade and other vendor technologies. Experience with the performance, design, configuration, and testing of complex large-scale computer networks.

Qualifications needed to be considered:

• •Bachelor's Degree in Computer Science, MIS, Business, or related field; additional experience may be substituted in lieu of degree
• •Minimum of 10 years of related experience
• •Must possess an Information Assurance Technician (IAT) Level II certification
• •US Citizen with an active Secret Security Clearance
• •Must possess Information Technology Infrastructure Library (ITIL) version 3 Foundation certification.
• •Must possess professional-level certifications in one or more technology-related vendor solutions such as Cisco Certified Network Professional (CCNP) Routing and Switching, CCNP Data Center, Juniper Networks Certified Internet Professional (JNCIP), or equivalent Certification, or demonstrate sufficient experience in lieu of certification.

NGEN

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.

Original Posting:

October 23, 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:

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 (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.