To our valued Leidos candidates:

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Job #: R-00115399
Location: Suitland, MD
Category: Network Administration and Ops
Schedule (FT/PT): Full Time
Travel Required: No
Shift: Day
Remote Type: No Remote
Clearance: Top Secret/SCI
Referral Eligibility: Eligible
Referral Bonus Amount: $5,000
Group: Defense

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Looking for an opportunity to make an impact?
Are you looking for a dynamic job opportunity as a Network Security Engineer? Your search ends here! Leidos Defense Group is seeking a talented individual to join our team at the National Maritime Intelligence Center in Suitland, MD. As the Network Engineer for a single specialized network enclave comprising approximately 14-16 small CISCO network devices, you'll be responsible for the network infrastructure administration, including the design, installation, operation, application of security policies, incident review and remediation, vulnerability scanning, and remediation, and the documentation of current physical and logical topographies and any future changes. This enclave supports two functional customer systems, each consisting of server, database, and workstation-type hosts. If you're looking for a challenging and rewarding role, this is the perfect opportunity! Take the first step towards growing your career with us - apply today!

Great News! Program is now offering additional Paid Time Off or a Sign-on Bonus!

What Will You Do

  • Lead recommendations to improve reliability, performance, or cost effectiveness based on observations of the network environment and make/implement recommendations to the government for improvement in the operating and/or security environment.

  • Coordinate with the functional customers on system requirements and support any installations associated with upgrades and document any changes in network topology as well as coordinate outages with functional customers and communicate with government leadership and other agencies (both internal and external) regarding matters that could significantly impact mission systems.

  • Review Information Assurance Vulnerability Alerts/Bulletins (IAVA/B) related to CISCO products to develop, and implement remediation plans, and perform physical patching and software (CISCO IOS) patching as required.

  • Isolate and resolve network problems associated with the operating system of the CISCO devices within the enclave and develop and maintain Standard Operating Procedures (SOP) for routine and non-routine procedures that assist in the management of the network.

  • Perform required re-accreditation actions such as DISA STIG review, IOS upgrades, vulnerability scan remediation, and document various required lists (PPSM, H/W, and S/W) during the network’s accreditation cycle.

  • Develop technical refresh plans for the network devices that make up the network enclave based on End of Support (EOS) date and provide cost estimates and implementation plan to the government program manager.

What Sets You Apart

  • A Bachelor's degree with (3) or more years of related work experience; additional experience may be considered in lieu of a degree. 

  • Demonstrated experience with practical engineering and design experience in DoD communication systems and networks.

  • Proficiency in configuring CISCO devices using: EIGRP, BGP, SNMP, TCP/IP, OSPF, Spanning Tree, ARP, dot1Q, VLANs, VPN, GRE, IPSEC, subnetting, NAT, access control lists, and various other routing and networking protocols and remediating findings from vulnerability scans. 

  • A current DoD Top Secret/SCI level of clearance

Certifications Required

  • Active IAT Level II DoD Approved 8570 Baseline Certification (e.g., CompTIA Security+)

  • Current CISCO Certified Network Associate (CCNA) or equivalent

Preferred Qualifications (nice to have)

  • Certified Ethical Hacker (CEH) certification


Pay Range:

Pay Range $66,300.00 - $119,850.00

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 a Fortune 500® technology, engineering, and science solutions and services leader working to solve the world’s toughest challenges in the defense, intelligence, civil, and health markets. The company’s 46,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $14.4 billion for the fiscal year ended December 30, 2022.  For more information, visit

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

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 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 [email protected].

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 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.

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