• BlueHalo (Leesburg, VA)
    We are seeking a Principal Digital Signal Processing (DSP) Engineer to lead and support efforts in detecting and classifying Unmanned Aerial Surveillance (UAS) ... algorithms to detect and analyze UAS RF signals. Reverse engineer RF protocols associated with commercial and custom UAS...the ultimate perk. From Space and Directed Energy to Cyber and Intelligence to C4ISR and Air & Missile… more
    Upward (07/14/25)
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  • Principal Cyber Engineer

    Nightwing (Sterling, VA)
    …supports challenging, meaningful work that is vital to our national security, apply today! ** Principal Cyber Engineer ** Cyber Offense and Defense Experts ... (CODEX) is seeking a cyber engineer to join our team to solve real-time cyber challenges, working on site with our end users in their spaces. Applicants will… more
    Nightwing (07/24/25)
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  • Principal Cyber Security…

    ManTech (Chantilly, VA)
    **Mantech** seeks a motivated and customer-focused ** Principal Cyber Security Engineer ** to join our team in **Chantilly, VA** . In this role, you will help ... as applicable **Minimum Qualifications:** . Bachelor's degree, or an additional 4+ years of cyber experience in lieu of a degree . 7+ years of experience in… more
    ManTech (06/28/25)
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  • Principal /Senior Principal

    Northrop Grumman (Chantilly, VA)
    …of your career. Are you interested in defining possible? Northrop Grumman is seeking a Principal Software Engineer /Sr Principal Software Engineer to join ... aviation-related systems to customers around the world. In this role, the Principal Software Engineer /Sr Principal Software Engineer will: + Be capable… more
    Northrop Grumman (05/28/25)
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  • Senior Cyber Network Engineer

    CACI International (Chantilly, VA)
    …Type of Travel: Local * * * **The Opportunity:** Join our team as a Senior Principal Cyber Network Engineer in Chantilly, VA where you will be responsible ... Senior Cyber Network Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type:… more
    CACI International (06/23/25)
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  • XSOAR Cyber Security Engineer

    Motion Recruitment Partners (Washington, DC)
    …Remote** Contract $70/hr - $85/hr **Job Description** A healthcare company is seeking a Principal Cyber Security Engineer to join their dynamic team. You ... XSOAR Cyber Security Engineer Washington DC, District Of Columbia **100%… more
    Motion Recruitment Partners (06/12/25)
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  • Principal Cyber Support Developer

    ManTech (Chantilly, VA)
    ManTech seeks a motivated, career and customer-oriented ** Principal Cyber Support Developer** to join our team in the **Chantilly, VA.** **Responsibilities ... include but are not limited to:** + Integrate, tailor, engineer , design, and maintain cybersecurity relevant features & capabilities using well-known windows and… more
    ManTech (05/30/25)
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  • Principal Network Systems Engineer

    Saliense Consulting (Arlington, VA)
    …of the full benefits package. Saliense is now hiring a Senior Technical Consultant ( Principal Network Systems Engineer ) to join our team in support of our ... be eligible to obtain a Top Secret clearance. The Principal Network Systems Engineer will be responsible...Experience in installation and testing of security patches and cyber security products. + Hands-on experience designing and supporting… more
    Saliense Consulting (07/07/25)
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  • Sr Principal Systems Engineer

    General Dynamics Information Technology (Washington, DC)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** **Senior Principal Systems Engineer - Exchange Messaging - Active Top Secret ... Required** Seize your opportunity to make a personal impact as a **Senior** ** Principal Systems Engineer for Exchange Messaging** with GDIT. We're seeking a… more
    General Dynamics Information Technology (07/07/25)
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  • Sr Principal Systems Engineer

    General Dynamics Information Technology (Washington, DC)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** **Senior Principal Systems Engineer - Linux** Design, deploy, integrate and ... maintain Linux technologies to advance the mission as a **SENIOR PRINCIPAL SYSTEMS ENGINEER ** with GDIT. Your work in the integration of Linux resources into a… more
    General Dynamics Information Technology (07/07/25)
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  • Sr Principal Systems Engineer

    General Dynamics Information Technology (Washington, DC)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** **Sr Principal Systems Engineer - Active Directory - Active Top Secret ... Required** Seize your opportunity to make a personal impact as a **Sr** ** Principal Systems Engineer ** **- ACTIVE DIRECTORY** with GDIT. A career in systems… more
    General Dynamics Information Technology (07/07/25)
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  • Principal Security Engineer , Amazon…

    Amazon (Herndon, VA)
    …customers, and protecting our organization, information, and data. Key job responsibilities Principal Security Engineer 's at Amazon have broad experience solving ... complex and highly exposed cyber security issues, as well as leading teams across...customers when it comes to information security matters. A Principal Security Engineer can answer questions like… more
    Amazon (05/16/25)
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  • Principal Associate, Windows Platform…

    Capital One (Mclean, VA)
    Principal Associate, Windows Platform Engineer Do you...working in an Agile environment + 2+ years of Cyber Security Advisory or Cyber Third Party Risk ... worked. McLean, VA: $127,500 - $145,500 for Senior Platform Engineer Plano, TX: $115,900 - $132,200 for Senior Platform... Plano, TX: $115,900 - $132,200 for Senior Platform Engineer Richmond, VA: $115,900 - $132,200 for Senior Platform… more
    Capital One (07/02/25)
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  • Principal Civil Roadway & Highway…

    Parsons Corporation (Centreville, VA)
    …got what you're looking for. **Job Description:** **Join Parsons Corporation as a Principal -Level Roadway & Highway Design Engineer ** Are you an experienced ... is seeking a dynamic and seasoned professional to join our team as a Principal -Level Roadway & Highway Design Engineer . This is an exciting opportunity for… more
    Parsons Corporation (06/13/25)
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  • Principal Systems Engineer

    Shuvel Digital (Dulles, VA)
    Job Title: Principal Systems Engineer Location: Dulles, VA - Hybrid Duration: Contract Clearance: Active Secret. Must be able to obtain DHS Suitability. Must be ... cyber capabilities to address emerging threats. We are seeking a Principal Systems Engineer to assess, design, and develop automated cloud-based requirements… more
    Shuvel Digital (06/26/25)
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  • Cloud Engineer Senior Principal

    SAIC (Washington, DC)
    **Description** Cloud Engineer - Senior Principal SAIC is seeking a Cloud Engineer Senior Principal role in support of our Department of Transportation ... that the requirement could change to a full five days. As a Cloud engineer , you'll use your experience to architect, build, and design solutions that integrate… more
    SAIC (07/09/25)
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  • Big Data Engineer Principal

    SAIC (Chantilly, VA)
    **Description** SAIC is actively looking for a highly skilled and motivated Principal Data Engineer to become a part of our dynamic team. Within this ... of professionals, including developers, data scientists, cloud engineers, architects, and customers. The Principal Data Engineer will play a crucial role in the… more
    SAIC (07/24/25)
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  • Principal Elasticsearch Systems…

    Leidos (Reston, VA)
    …a new and exciting opportunity for a ** Principal ** **Elasticsearch Systems Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business ... **Join us and make a difference in National Security!** **Job Summary** The Principal Elasticsearch Systems Engineer role provides support across an Agile team… more
    Leidos (07/19/25)
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  • Principal Structural Engineer

    Parsons Corporation (Centreville, VA)
    …Description:** BCC Engineering, a Parsons company is looking for an amazingly talented ** Principal Structural Engineer ** to join our team! **What You'll Be ... Doing:** + May function as discipline Project Engineer on medium to large projects, assuming responsibility for the work of the group. + May plan, direct, and… more
    Parsons Corporation (07/12/25)
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  • Principal Systems Engineer

    SAIC (Chantilly, VA)
    …Intel Business Group, USG Mission and Information Technology Division, is seeking a ** Principal Systems Engineer ** to provide technical expertise and guidance to ... mission solution architecture and interfaces. + Comply with Risk Management (ie, cyber security) Framework to ensure that the program addresses and mitigates… more
    SAIC (06/26/25)
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