Network and Computer Systems Administrator (TS/SCI w/Poly) Parsons CorpNetwork and Computer Systems Administrator (TS/SCI w/Poly)Columbia, MD$88,400–$154,700 / yearIn this role you will get to support the design, development, integration, operation, and maintenance of complex technology systems while applying advanced expertise to solve unusually complex technical challenges. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation''s most critical assets, from Earth to cyberspace.
Director, Software Engineer (Global Payment Network) Capital OneDirector, Software Engineer (Global Payment Network)McLean, VirginiaDirector, Software Engineer (Global Payment Network) s a Capital One Director of Software Engineering, you'll work on everything from customer-facing web and mobile applications using cutting-edge open source frameworks, to highly-available RESTful microservices, to back-end Java based systems and machine learning models using the hottest techniques in Big Data. The Global Payment Network (GPN) Technology organization designs, builds, and operates the mission-critical systems and infrastructure that seamlessly power complex money movement across domestic and international rails.
IT Infrastructure Engineer - Network & Enterprise Systems Taiwan Semiconductor Manufacturing Co LtdIT Infrastructure Engineer - Network & Enterprise SystemsWashington, WA$92,220–$124,664 / yearIn this role, you will assist in maintaining, optimizing, and securing our core infrastructure systems, including wired and wireless Cisco networks, Linux servers, databases, and virtualization platforms. Personal Attributes: Successful candidates will need to be able to work and communicate amiably with engineering, customers, and business partners in a hi-tech, fast-paced, quick-changing work environment.
NewData Engineer 4 - Payment Networks Capital OneData Engineer 4 - Payment NetworksMcLean, VirginiaUtilize programming languages such as Python and Spark, along with open-source relational and NoSQL databases, and cloud-based data warehousing platforms including Databricks and Snowflake. Share your passion for staying on top of trends in data, experimenting with and learning new technologies, participating in internal and external technology communities, and mentoring other members of the data community.
Network Test Engineer - Secret Clearance |Fort Meade, MD Cambridge International Systems, Inc.Network Test Engineer - Secret Clearance |Fort Meade, MDfort meade, MD$114,660–$130,000 / yearTechnical Expertise: Strong experience in… Strong routing protocols and IP network design experience to include: IPSEC, BGP, MPLS/RSVP, OSPF, IS-IS,, Multicast, Layer-2/Layer-3 Virtual Private Network (VPN), Carrier servicing Carrier (CsC). Plans, designs, and evaluates new and existing computer network systems and services, including local area networks, wide area networks, intranets, and the Internet, providing analytical, technical, and administrative support.
Network Operations Engineer Artech LLCNetwork Operations EngineerMcLean, VA$65–$70 / hourWe are seeking a skilled Network Operations Engineer to manage and support a large-scale, global mixed-media network environment that supports mission-critical applications. Analyze alarm data, identify issues, and initiate corrective actions to restore services promptly.
Senior Network Traffic Engineer Procisive LLCSenior Network Traffic EngineerWashington, DC$100,000–$140,000 / yearThis role combines network engineering, infrastructure automation, cloud connectivity, and systems engineering. Network Traffic Engineer to support and improve enterprise network and infrastructure environments.
Network Engineering, Advisor Abile Group, Inc.Network Engineering, AdvisorLandover, MarylandAbile Group, founded in July 2004 to support the Intelligence Community and its contractors across Enterprise Analytics, IT & Systems Engineering, and Program & Project Management, merged with Valiant Solutions in January 2026 - an established provider of cybersecurity technologies and services for Federal Agencies since 2005. With significant experience serving the Federal Government, we remain dedicated to our employees and clients and seek high‑performing professionals who excel at providing guidance, developing solutions, and delivering implementation support that blends industry best practices with client expertise and Abile’s broad technical capabilities.
Senior Network Engineer Resource Management Concepts, Inc.Senior Network EngineerBethesda, MD$175,000–$205,000 / yearYou will serve as the technical authority for secure routed and switched campus networks, cross-domain enclaves, DISA circuits, and tactical-to-strategic integration, ensuring strict alignment with DISA STIGs and NIST cybersecurity controls. Compliance & Hardening: Practical experience using SCAP tools, Nessus/ACAS scanning reports, and STIG Viewer to remediate network findings.
NewNetwork Monitoring Engineer Peraton IncNetwork Monitoring EngineerWashington, DC$112,000–$179,000 / yearBenefits: Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligibility to participate in an attractive bonus plan. We support a secure, worldwide, high-performance communications network comprised of real-time interactive applications allowing complex national and worldwide communications.
Network Engineer 1 | TS/SCI w/ poly security clearance Power3 SolutionsNetwork Engineer 1 | TS/SCI w/ poly security clearanceAnnapolis Junction, MarylandCisco IOS, CatOS, NxOS, filter and access control, Ciscoworks, TACACS+, ASA, FWSM, HP Openview, Cisco routers, Cisco Switches, F5/Cisco load balancers, Infiniband, Juniper, FiberChannel (FC) SAN, and VPN (IPSEC) . Must have datacenter network design and architecture experience to include installation and configuration of Cisco routers, switches, firewalls, and IPSEC virtual private networks.
Manager, Engineering Operations - Technical Support GEICO GENERAL INSURANCE COMPANYManager, Engineering Operations - Technical SupportBethesda, MD$101,475–$189,625 / yearWith an engineering mindset focused on self-service and automation, you will drive efficiency and innovation, ensuring GEICO's technical teams are delivering an elevated experience for GEICO associates. Engineering Mindset Focused on AI, Self-Service & Automation: Champion automation and self-service tools to empower teams and end users to resolve common issues independently.
Principal Risk Specialist (Global Payments Network) Capital One Financial CorpPrincipal Risk Specialist (Global Payments Network)McLean, VA$109,900–$125,400 / yearThe Global Payment Network Business Risk Office Governance team ensures effective governance and risk management across Discover Network, Diners Club International, and PULSE Network, ensuring Network or Participant impacting decisions are effectively challenged, approved, and socialized. Candidates hired to work in other locations will be subject to the pay range associated with that location, and the actual annualized salary amount offered to any candidate at the time of hire will be reflected solely in the candidate's offer letter.
Digital Network Exploitation Analyst (DNEA), Senior Associate TS/SCI w/poly Peraton IncDigital Network Exploitation Analyst (DNEA), Senior Associate TS/SCI w/polyFort Meade, MD$86,000–$138,000 / yearBackground in one or more of the following: systems design, software/hardware engineering, cybersecurity, network security, vulnerability analysis, penetration testing, digital forensics, or network administration. Join a team of elite professionals developing next-generation cybersecurity and intelligence solutions that safeguard our nation's most vital networks.
Computer Network Defense Analyst (CNDA), Advisor TS/SCI w/poly Peraton IncComputer Network Defense Analyst (CNDA), Advisor TS/SCI w/polyFort Meade, MD$135,000–$216,000 / yearD. Relevant experience includes computer/information systems design, software/hardware engineering, network security, vulnerability analysis, penetration testing, digital forensics, information assurance, or systems engineering. Completion of military cyber training programs such as JCAC (Joint Cyber Analysis Course), UCT, NWBC, INWT, or Cyber Defense Operations may be credited toward experience requirements.
Program Manager ManTechProgram ManagerBelcamp, MDNetMod sets forth the work efforts required to provide product technical support services for systems and equipment being produced, fielded, modified or supported by PdM Network Modernization (NetMod) and PdM Mission Network of the Project Manager (PM) Tactical Network (TN) of the Program Executive Office for Command Control and Communications-Tactical (PEO C3T). + Experience with programs delivering relevant products and services such as engineering services, development, field engineering, test and evaluation services, logistic services, post-deployment software support (PDSS), post production software support, and training services.
NewNetwork Security Engineer Valiant Solutions, LLCNetwork Security EngineerSilver Spring, Maryland$130,000–$135,000 / yearFull timeThe engineer owns the Cisco Identity Services Engine deployment end to end, covering 802.1X authentication of Government Furnished Equipment, HSPD-12 credential integration, endpoint posture assessment across Windows and macOS, and TrustSec segmentation, alongside the Cisco Firepower Threat Defense firewall fleet and the remote access VPN. To ensure that employee performance does not suffer in a remote work environment, all employees who telecommute are expected to have a quiet and distraction-free workspace with adequate internet, dedicate their full attention and availability to their job duties during working hours, and maintain a schedule during core business hours that align with those of their coworkers and Valiant's clients.
Network Engineer IQUASAR LLCNetwork EngineerWashington, DCFull timeThe role involves managing both wide area networks (WAN) and local area networks (LAN), ensuring optimal performance, and supporting applications programmers working within the telecommunications environment. Overview: We are seeking a skilled Network Engineer with strong leadership skills to design, configure, test, implement, and maintain our telecommunications infrastructure.
Network Engineer-Architect Antero Technology ServicesNetwork Engineer-ArchitectAnnapolis Junction, MarylandWorking knowledge of network technologies and protocols including Trunking, VTP, Layer 2 & 3 Port-channels, Spanning-Tree, Port-Security, HSRP, EIGRP, OSPF, QoS, BGP, and MPLS, BFD. Antero Technology Services is looking for a proactive person with a TS/SCI clearance to join our Enterprise Infrastructure Engineering Team.
Systems Network Administrator (SNA-2) Leidos Holdings IncSystems Network Administrator (SNA-2)Laurel, MD$92,300–$166,850 / yearThis team is at the forefront of Security Engineering, Computer Network Operations (CNO), Mission Software, SIGINT, and advanced analytics, delivering mission-critical capabilities that directly support national security. 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.