Description Leidos has a unique and exciting opportunity to offer a Network Engineer, who would like to expand their knowledge and grow with the Leidos team on the (AFNCR ITS) Air Force National Capital Region IT Services Program. The Network Engineer is responsible for assessing systems, determining problems, providing solutions to issues that arise, designing systems, upgrading systems, maintaining systems and brainstorming possible improvements that can be made to a system in the future.This position is 100% onsite at Joint Base Andrews, MD and requires an active Secret clearance to start.The AFNCR IT Services program provides support services for information systems for Headquarters Air Force (HAF), Air Force District of Washington (AFDW), Office of the Secretary of Defense (OSD), Joint Chiefs of Staff, and other Air Force activities within the AFNCR, missions to include the Pentagon, Joint Base Andrews (JBA), Joint Base Anacostia-Bolling (JBAB), and other locations, leased spaces, and alternate sites. The major support areas required are IT Operations and Maintenance; Plans, Projects, and Engineering (PP&E); and National Military Command Center (NMCC). The senior leaders and national defense missions that are supported require that the AFNCR operations never fail, resulting in a fast-paced, challenging, but also rewarding environment.If this sounds like the kind of environment where you can thrive, keep reading!The Leidos Digital Modernization Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions.Are you ready to make an impact? Begin your journey of a flourishing and meaningful career, share your resume with us today!Primary duties are as follows:Monitor data or infrastructure system networks for various messages, alarms, or issues.Identify issues or problems and resolves as appropriate; escalates when necessary.Troubleshoot problems using scripts and standard, routine procedures; escalates as appropriate.Initiate resolution as appropriate for enterprise level routers and switches.Interface with vendors to ensure appropriate resolution during network outages or periods of reduced performance.Process Authorized Service Interruptions (ASI's) as directed by management.Maintain required security posture on all network equipment in accordance with DoD and local command mandates and requirements, including updates, STIGs, IOS upgrades, and other basic network security requirements.Support special projects and day?to?day operations as needed or assigned by the site leadSupport on-call rotation scheduleBasic Requirements:Bachelor’s degree with a minimum of 8+ years of related experience, additional years of relevant experience may be accepted in lieu of a degree.Currently possess an Active DoD Secret security clearanceActive CompTIA Security + or CCNP Security certificationActive CCNA CertificationExpert knowledge with LAN switching, including Virtual Local Area Networks (VLANs), VLAN Trunk Protocol (VTP), Port Security, Spanning Tree, and Layer 2 and 3 switching configurations.Expert knowledge with Layer 3 routing protocols (EIGRP, OSPF, IS-IS, etc.) and best practices on implementation.Expert knowledge with with L1/L2 network troubleshooting (Unclassified and ClassifiedExpert knowledge of DoD network and application security hardening requirementsExperienced with programming, maintaining, and troubleshooting encryption devices at network points of presence including management via GEM-X or other DoD management tools.Experienced with DoD COMSEC management processes and proceduresPreferred Qualifications:Experienced with Cisco ISE and Cisco DNAKnowledge of Air Force, Pentagon, and/or AFNCRExperienced working at the Pentagon, Joint Base Andrews (JBA), and Joint Base Anacostia-Bolling (JBAB)Required certifications: Active CompTIA Security + or CCNP Security certification / Active CCNA CertificationCome break things (in a good way). Then build them smarter.We're the tech company everyone calls when things get weird. We don’t wear capes (they’re a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for “how it’s always been done.”Original Posting:June 4, 2025For 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 $85,150.00 - $153,925.00The Leidos pay range for this job level is a general guideline onlyand 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.