• Tealeaf Security Engineer

    General Dynamics Information Technology (Falls Church, VA)
    …safe and tomorrow is smarter. Our work depends on a **Tealeaf Security Engineer ** joining our team to analyze design , develop, implement, and support code ... opportunity to make a personal impact as a **Tealeaf Security Engineer ** supporting the United States Postal...on value-added delivery + On-call availability for, cybersecurity issues, network impacting or network outage situations outside… more
    General Dynamics Information Technology (12/17/25)
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  • Information System Security Engineer…

    Amentum (Warrenton, VA)
    …space? If so, look no further. Amentum is seeking a Senior Information System Security Engineer (ISSE) to join our team of passionate individuals in Warrenton, ... The duties and responsibilities of the Senior Information System Security Engineer (ISSE) include, but are not...system security requirements using intimate knowledge of security design best practices for information systems.… more
    Amentum (12/05/25)
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  • Design Engineer Senior

    M. C. Dean (Vienna, VA)
    …limitations lie. + Work with internal teams to assess and resolve all privacy, network security , and scalability concerns for the systems. + Write high quality ... will join forces with more than 5,800 professionals who engineer and deploy automated, secure and resilient power and...Responsibilities + Meet with the customer to understand the security needs and develop requirements and test plans. +… more
    M. C. Dean (11/28/25)
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  • Network Engineer

    TekSynap (Arlington, VA)
    **Responsibilities & Qualifications** TekSynap is seeking a ** Network Engineer ** to design , configure, and secure DoD/JPO networks, ensuring resilient ... compliance. + DoD 8570: IAT Level II (CCNA Security , Security +, or equivalent). + Active Secret...**COMPETENCIES** + DoD networking standards (DISA STIGs, RMF) + Network design & architecture (LAN/WAN, VPNs, SD-WAN)… more
    TekSynap (10/02/25)
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  • Senior Principal Offensive Security…

    Oracle (Richmond, VA)
    **Job Description** Job Description **Offensive Security Engineer ** Oracle Cloud Infrastructure Group The Oracle Cloud Infrastructure (OCI) Offensive Security ... us! Our ideal candidate is a hardworking and hands-on engineer who cares about security and improves...Java, + Tearing apart an undocumented file format or network protocol + Coming up with novel techniques to… more
    Oracle (12/20/25)
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  • Senior Information System Security…

    General Dynamics Information Technology (Reston, VA)
    …enterprise information systems and network architectures as an Information System Security Engineer at GDIT. Here, you'll tailor cutting-edge solutions to ... a wide range of devices. HOW AN INFORMATION SYSTEM SECURITY ENGINEER WILL MAKE AN IMPACT +...+ Works closely with the client during the strategic design process to translate security and business… more
    General Dynamics Information Technology (11/21/25)
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  • Senior Network Engineer

    SAIC (Suffolk, VA)
    **Description** SAIC is looking for a **Top** **Secret cleared Network Engineer ** with experience in US Navy IT networks to support the sustained operation and ... design , analysis, planning, modification and maintenance of the network and network components supporting data, voice...experience can be considered in lieu of degree **Required Security Clearance:** + Top Secret Clearance required with the… more
    SAIC (12/20/25)
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  • Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role supports the ... systems. **Responsibilities include but are not limited to:** + Engineer , design , implement, integrate, and sustain Comply-to-Connect...system security practices, TCP/IP networking, 802.1x, and network security concepts + IAT Level II… more
    ManTech (12/13/25)
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  • Principal Network Engineer

    Leidos (Mclean, VA)
    **Description** **Leidos** has a new and exciting opportunity for a **Principal Network Engineer ** in our **National Security Sector's (NSS) Cyber & ... Business Area (CABA)** . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods… more
    Leidos (10/10/25)
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  • Endpoint Security Engineer Lead…

    Leidos (Arlington, VA)
    …internal team members to ensure that systems are functional, secure, and scalable. The Security Engineer will support the design and development of ... Leidos has an immediate need for a lead Endpoint Security Engineer for a customer on a...and application owners to solve technical problems at the network , system and application levels + Conduct periodic architectural… more
    Leidos (11/25/25)
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