• Cyber Security Engineer

    Robert Half Technology (Chicago, IL)
    Description We are looking for an experienced Cyber Security Engineer to join our team on a long-term contract basis. In this hybrid role, based in Chicago, ... two days per week to support team operations and security initiatives. * Incorporate security clearance...ability to read and interpret code. * Familiarity with software written in C#. * Expertise in firewall technologies,… more
    Robert Half Technology (12/17/25)
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  • Application Security Engineer

    Steampunk (Mclean, VA)
    **Overview** As a **Web Application Security Engineer ** , you will provide technical expertise and solutions to remediate persistent and challenging ... and vulnerability remediation **Qualifications** **Required:** + Ability to obtain a US government Security Clearance + Master's Degree and 3 years of relevant… more
    Steampunk (12/04/25)
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  • Cyber Security Engineer Technical…

    Lockheed Martin (Littleton, CO)
    …and proactive self\-starter that's accountable and mission focused\. \#LMSpaceCyberEng ** Security Clearance Statement:** This position requires a government ... the execution of Continuous Monitoring Plan maintaining and updating software and hardware assets, perform system and network scanning,... security clearance , you must be a US Citizen for consideration\.… more
    Lockheed Martin (10/04/25)
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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 ... network deployments and data centers + Experience deploying and/or supporting enterprise security software products such as firewalls, IPS, anti-virus solutions,… more
    ManTech (12/13/25)
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  • Cyber Security Engineer - Illumio…

    NANA Regional Corporation (Peterson Air Force Base, CO)
    The Cyber Security Engineer Illumio SME - provides technical implementation, support, and training services for Illumio on NIPR and SIPR networks. Plans and ... by the COR + Must assist in developing or refining network and security procedures + Software Installation & Configuration + Install/reinstall/upgrade the… more
    NANA Regional Corporation (09/25/25)
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  • Tier 3 Application Software Engineer

    SAIC (VA)
    …login issues, app failures, drivers, performance, policy impacts, endpoint security interactions). + Perform advanced root-cause analysis and coordinate with ... US Citizen and able to obtain a DOE Q clearance . Target salary range: $80,001 - $120,000. The estimate...engineering and integration; enterprise IT, including cloud services; cyber; software ; advanced analytics and simulation; and training. We are… more
    SAIC (12/16/25)
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  • Principal/Sr. Principal Algorithm and Modeling…

    Northrop Grumman (Rolling Meadows, IL)
    …special access program and acquiring and maintaining the necessary US Government security clearance per customers' requirements prior to start.** **Basic ... complex models and simulations. A primary task for an engineer doing modeling and simulation is software ...a dynamic environment + Active Secret or Top Secret security clearance Primary Level Salary Range: $105,400.00… more
    Northrop Grumman (10/28/25)
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  • Electronic Security Engineer 3…

    M. C. Dean (Fayetteville, NC)
    …of technical leaders in electrical, engineering, and cybersecurity industries. We are seeking a ** Security Engineer 3** to join our ** Security and Electronic ... complex data center and virtualized compute, storage, and network environments. + Perform security updates to hardware and software to ensure the security more
    M. C. Dean (10/10/25)
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  • Program Security Engineer

    SAIC (Chantilly, VA)
    …analysis, systems engineering & integration and more. This position is for Program Security Engineer for a large, multi-year contract supporting a cutting-edge ... the effectiveness of our staff and our program. Program Security Engineer supports the SETA Program Management...Engineers (ISSE). **Qualifications** . Must possess an active TS/SCI clearance with Polygraph. . At least 4 years experience… more
    SAIC (12/23/25)
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  • Security Engineer

    Leidos (Lorton, VA)
    **Description** The Digital Modernization Sector at Leidos currently has an opening for a Security Engineer to work in our Lorton, VA office. This is an exciting ... to deliver cybersecurity and information assurance services. **Primary Responsibilities** The Security Engineer - Linux / Tenable Compliance is responsible for… more
    Leidos (12/11/25)
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