• Senior Information System Security

    ManTech (Chantilly, VA)
    **MANTECH** seek a motivated, career and customer-oriented **Senior Information System Security Engineer ** to join our team in **Washington, DC, Quantico, ... but are not limited to:** + Define IS and Network Environment security requirements in accordance with applicable cybersecurity requirements. + Design security more
    ManTech (01/01/26)
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  • Information System Security Engineer

    ManTech (Virginia Beach, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Information System Security Engineer (ISSE)** to join our team in **Virginia Beach** **, ... opportunity to work on innovative and mission-critical and national security projects. You will collaborate with a skilled team...accommodation to apply for a position with MANTECH, please email us at ###@mantech.com and provide your name and… more
    ManTech (12/20/25)
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  • Security Infrastructure Engineer

    Leidos (Alexandria, VA)
    **Description** As a Security Engineer on our team, you will operate and maintain network security infrastructure utilized by a team of cybersecurity ... Manage high-priority tasks and outages + Maintain, develop, and improve Security Infrastructure standard operating procedures and tactics, techniques, and procedures… more
    Leidos (11/15/25)
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  • Nucleus Security Engineer

    Leidos (Arlington, VA)
    …This role is critical in helping the organization maintain a strong security posture and comply with industry regulations. **Primary Responsibilities:** + Platform ... on business operations. + Remediation Coordination: Collaborate with IT, security teams, and asset owners to develop and track...or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for… more
    Leidos (11/25/25)
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  • Mainframe Security Engineer

    Ensono (Richmond, VA)
    Mainframe Security EngineerRemote - United StatesJR012476 **Requirements:** + US Citizenship is required. + Must pass a Federal Background Check. **Key ... Responsibilities:** + Administer security for RACF, ACF2, and Top Secret logon IDs,...at any point during the application or interview process, please let your recruiter know or email ###@ensono.com .… more
    Ensono (11/05/25)
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  • Lead Platform Engineer (Network…

    Capital One (Mclean, VA)
    Lead Platform Engineer (Network Infrastructure) Do you love building and pioneering in the technology space? Do you enjoy solving complex technical problems in a ... Network Infrastructure with emerging technologies to join our team. As a Platform Engineer , you'll have the opportunity to be on the forefront of driving a… more
    Capital One (11/04/25)
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  • Systems Engineer , MAJESTIC

    Huntington Ingalls Industries (Springfield, VA)
    …Type: Full Time/Salaried/Exempt Anticipated Salary Range: $71,000.00 - $150,000.00 Security Clearance: TS/SCI Level of Experience: Senior Employee Referral Amount: ... data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities...various levels with salary ranges outlined here: + Systems Engineer 1: $71,000 - $100,000 + Systems Engineer more
    Huntington Ingalls Industries (12/20/25)
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  • Senior Sales Engineer - SLED, Mid Market…

    Proofpoint (Alexandria, VA)
    …solutions the best in the industry + You will become an expert in Email Security Gateways, Advanced Persistent Threats, Attack Protection, Threat Response, Data ... of hands on technical experience, either as a Sales/Systems Engineer , Technical Account Manager, Security Engineer...Data Loss Prevention (DLP), compliance and privacy + Enterprise email solutions such as Exchange, G-Suite, Lotus Domino _or… more
    Proofpoint (12/25/25)
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  • Senior AWS DevOps and Network Engineer

    CGI Technologies and Solutions, Inc. (Fairfax, VA)
    **Senior AWS DevOps and Network Engineer ** **Category:** Project Management **Main location:** United States, Virginia, Fairfax **Position ID:** J1125-0125 ... **Position Description:** We are seeking a highly skilled Senior AWS DevOps and Network Engineer to lead the migration of our PECOS O&M from an on-premises data… more
    CGI Technologies and Solutions, Inc. (11/03/25)
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  • Lead Software Engineer , Back End (TAL, CED…

    Capital One (Mclean, VA)
    Lead Software Engineer , Back End (TAL, CED Management Systems) - Global Payment Network Do you love building and pioneering in the technology space? Do you enjoy ... are passionate about marrying data with emerging technologies. As a Capital One Software Engineer , you'll have the opportunity to be on the forefront of driving a… more
    Capital One (12/19/25)
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