• Corporate Enterprise Network Engineer

    TekSynap (Fort Belvoir, VA)
    …hardware configuration, security policy, network management, network protocols and security solutions in support of network functions related to the ... **Responsibilities & Qualifications** **RESPONSIBILITIES** The Senior Corporate Enterprise Network Engineer performs a variety of network engineering task including… more
    TekSynap (12/05/25)
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  • Senior Offensive Cybersecurity Test…

    The Boeing Company (Berkeley, MO)
    …with us. The Boeing Company is seeking a **Senior** **Offensive Cybersecurity Test Engineer ** to support the **Boeing Test & Evaluation** (BT&E) cyber test ... and defenses + Reverse engineering firmware and software to support vulnerability identification + Develop cyber test tools as...One or more of the following Certifications: + Offensive Security Certified Engineer (OSCE) + Offensive … more
    The Boeing Company (01/09/26)
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  • Systems Engineer III - Model Based Systems…

    Sierra Nevada Company, LLC (Plano, TX)
    …encompass design, integration, test, certification, ground/flight training and complete logistics support . IAS tailors solutions to customer cost, performance, ... way of living. Join our team as a Systems Engineer , where you will leverage your expertise to conduct...We provide leading edge technologies and transformative solutions that support our nation's most critical security needs.… more
    Sierra Nevada Company, LLC (01/08/26)
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  • Secret EDR Engineer

    Insight Global (Colorado Springs, CO)
    …such as Elastic Certified Engineer , Elastic Certified Analyst, or Elastic Security Engineer . Strong understanding of SIEM and EDR concepts and hands-on ... operations, platform engineering, and cloud teams to deliver reliable, high-performance security architectures that support critical cybersecurity missions. Lead… more
    Insight Global (01/07/26)
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  • Cyber Integration Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Aurora, CO)
    …Experience using security tools, such as the Enterprise Mission Assurance Support Service (eMASS) system + Experience with space mission systems or terrestrial ... Cyber Integration Engineer The Opportunity: As a Cyber Integration ...will work with your team to provide advice on security control implementation and executing the RMF process for… more
    BOOZ, ALLEN & HAMILTON, INC. (12/28/25)
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  • Cybersecurity Project Engineer

    Nightwing (Sterling, VA)
    …VA Clearance: TS/SCI Poly **This position is CONTINGENT upon contract award** The Cyber Security Project Engineer (CSE) supports the LSA to identify, design, and ... deploy security controls and subsystems to support the...support the on-premises secure multi- tenant infrastructure environment ( CUSTOMER ). The CSE collaborates with the Platform and Operations… more
    Nightwing (12/26/25)
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  • Systems Engineer Intern - Summer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …encompass design, integration, test, certification, ground/flight training and complete logistics support . IAS tailors solutions to customer cost, performance, ... or a related discipline + Basic knowledge of systems engineer principles + Basic knowledge of systems engineer...We provide leading edge technologies and transformative solutions that support our nation's most critical security needs.… more
    Sierra Nevada Company, LLC (12/19/25)
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  • DevSecOps Engineer (N)

    SimIS Inc. (Norfolk, VA)
    …interoperability between current and next-generation platforms. To support our NATO customer , SimIS seeks a DevSecOps Engineer to integrate security ... NATO HQ Supreme Allied Command Transformation (NATO SACT) is seeking contract support to access to leading-edge capabilities necessary to adapt to future threats,… more
    SimIS Inc. (12/17/25)
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  • Test Development Design Engineer II…

    RTX Corporation (Tewksbury, MA)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** DoD Clearance: Secret...world. Raytheon is currently seeking a **Test Equipment Design Engineer (Test Development Engineer II)** to join… more
    RTX Corporation (12/12/25)
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  • Sr Systems Software Engineer

    Sierra Nevada Company, LLC (Plano, TX)
    …encompass design, integration, test, certification, ground/flight training and complete logistics support . IAS tailors solutions to customer cost, performance, ... and rapid innovation. We provide leading edge technologies and transformative solutions that support our nation's most critical security needs. If you are… more
    Sierra Nevada Company, LLC (11/18/25)
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