Role Overview
Leidos is hiring a Senior Network Engineer. This is a full-time role in Bethesda. Part of Leidos's Security hiring, posted yesterday. Full responsibilities, required qualifications, and the apply link are listed in the description below.
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Job Description
Description
Leidos is looking to fill a Network Engineer position to support the National Digital Exploitation & OSINT Center (NDOC). The Network Engineer supports the planning, coordination, and execution of major computer network initiatives.
This is a 100% on-site position. All work must be performed at the customer site in Bethesda at the Intelligence Community Campus.
Primary Responsibilities
- Design, implement, and maintain highly available, scalable, and secure data center and enterprise network architectures, including spine-leaf topologies, virtualized environments, and fabric networks.
- Plan, integrate, and sustain LAN/WAN infrastructure with seamless connectivity between on-premises systems, cloud environments, and external mission networks.
- Configure and maintain Cisco ACI, routers, switches, firewalls, and load balancers in support of mission-critical operations.
- Manage connectivity and performance across servers, storage, hypervisors, and data center interconnects to ensure optimal network throughput and reliability.
- Utilize network monitoring and ITSM tools such as ServiceNow, SolarWinds, NetBox, and PRTG to track network health, availability, and incident resolution metrics.
- Lead troubleshooting and incident resolution for complex network and data center issues, including root cause analysis and recovery planning.
- Develop and execute contingency and continuity plans to ensure network resilience and minimal downtime during outages or maintenance events.
- Oversee network cabling standards, patch management, and structured wiring practices to support consistent data center operations.
- Implement network segmentation, performance tuning, and latency optimization strategies across physical and virtual environments.
- Coordinate closely with IT, Systems Engineering, Cybersecurity, and Application teams to support cross-functional projects and ensure network compliance with security and mission requirements.
- Manage and assign work through ServiceNow ITSM, ensuring incidents and change requests are properly documented and resolved within SLA.
- Provide status reports, incident summaries, and performance metrics to program and executive leadership.
- Lead or support network modernization and data center consolidation initiatives, ensuring projects meet technical, budgetary, and schedule requirements.
- Evaluate and recommend emerging network technologies that improve data center efficiency, scalability, and cybersecurity posture.
- Supervise and mentor network engineers and technicians, providing technical leadership and professional development.
- Assist leadership with planning schedules and ensure proper personnel coverage for support activities.
- Responsible for evaluating resumes for vacancies and serving as a key component during candidate interviews.
- Manage work performance for subordinates, provide periodic feedback, and document performance against employee's goals and corporate guidelines.
- Review and approve timesheets for assigned subordinates in compliance with corporate standards.
- Maintain flexibility to provide after-hours or on-call support in the event of critical outages.
Basic Qualifications
- Proven experience designing, implementing, and maintaining data center network architectures with a focus on scalability, redundancy, and security.
- Hands-on experience with Cisco ACI, Nexus, and Catalyst platforms, including configuration, monitoring, and troubleshooting.
- Strong understanding of TCP/IP, DNS, DHCP, OSPF, BGP, VLANs, HSRP, SNMP, and multicast protocols.
- Proficiency with network monitoring and ITSM tools such as ServiceNow, SolarWinds, and NetBox.
- In-depth knowledge of network security principles, including firewall rules, ACLs, VPNs, and secure remote access.
- Familiarity with network asset lifecycle management, capacity planning, and hardware procurement processes.
- Experience leading teams and managing performance under shifting operational priorities.
- Excellent written and verbal communication skills, with the ability to brief senior leadership and government stakeholders.
- Candidate must meet DoD 8140/8570.11- IAT Level II certification requirements (Security+ CE, CCNA Security, GSEC, or SSCP) with a valid Computing Environment (CE) certification.
Clearance:
- Due to the nature of the government contracts we support, US Citizenship is required.
- TS/SCI with Poly required for Position or TS/SCI and willingness to get a poly.
Education
- Requires a Bachelor’s degree and 8+ years of relevant experience. Additional years of relevant experience may be considered in lieu of a degree
Preferred Qualifications
- Active Cisco Certified Network Associate (CCNA) certification
- CCNP or CCIE certification
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:
June 16, 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.
About 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 $16.7 billion for the fiscal year ended January 3, 2025. 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 at www.leidos.com/careers/pay-benefits.
Securing Your Data
Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.
Commitment to Non-Discrimination
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.
Frequently Asked Questions
How do I apply for the Senior Network Engineer position at Leidos?
Use the Apply button above to submit your application directly to Leidos. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Where is the Senior Network Engineer position at Leidos located?
This position is based in Bethesda. Leidos has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.
What does a Senior Network Engineer at Leidos earn?
Leidos has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Senior Network Engineer role at Leidos posted?
This role was posted on June 16, 2026 (yesterday). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
How much experience does the Senior Network Engineer role at Leidos require?
This is a senior-level position. Most senior roles call for 5+ years of directly relevant experience. Leidos lists their specific requirements in the description below, so review the must-have qualifications closely before applying.
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