• Full Stack Infrastructure and Monitoring…

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber, data operations , systems integration and intelligence mission support services to meet our customers' ... most demanding challenges. Our capabilities include cyber space operations , cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance,… more
    Nightwing (01/07/26)
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  • CCSS Principal Systems Engineer - WHCA…

    RTX Corporation (Springfield, VA)
    …world. Raytheon Field Engineering is anticipating an opportunity for a Principal Systems Engineer . This role is suited for a motivated individual with an extended ... engineering services on a full-time basis to directly support projects, procurements, and operations and maintenance to meet WHSVN C2 secure voice mission. + Support… more
    RTX Corporation (11/13/25)
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  • Senior Cyber Risk Manager (Splunk Engineer

    The MITRE Corporation (Mclean, VA)
    …the government create lasting impact in fields as diverse as cybersecurity , healthcare, aviation, defense, and enterprise transformation. We're making a difference ... Division (R300) is looking to fill a Senior Information Systems Security Engineer position, with a focus on classified environments. The selected candidate will… more
    The MITRE Corporation (11/08/25)
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  • Systems Engineer (Test Tool Development…

    KBR (Springfield, VA)
    …Innovative Projects: KBR's work is at the forefront of engineering, logistics, operations , science, program management, mission IT and cybersecurity solutions. + ... Title: Systems Engineer (Test Tool Development and Automation) Belong. Connect....Junit, JMeter, RSpec, and/or Cucumber + Technical understanding of cybersecurity attack techniques and associated mitigation techniques. Preferred Education,… more
    KBR (12/11/25)
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  • Information Systems Security Engineer

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber, data operations , systems integration and intelligence mission support services to meet our customers' ... most demanding challenges. Our capabilities include cyber space operations , cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance,… more
    Nightwing (12/30/25)
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  • Senior Splunk Cyber Security Engineer

    ManTech (Chantilly, VA)
    …role, you will support a mission-critical initiative and contribute directly to cybersecurity operations through the administration and engineering of a large ... a motivated, career, and customer-oriented **Senior Splunk Cyber Security Engineer ** to join our team in **Chantilly, VA.** In...Qualifications:** + Bachelor's degree, or 4+ additional years of cybersecurity experience in lieu of a degree + 5+… more
    ManTech (12/30/25)
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  • Sr. Splunk Engineer - TS/SCI with CI Poly…

    Optiv (Herndon, VA)
    Optiv + ClearShark is looking for a highly skilled Sr. Splunk Engineer (Federal Managed and Advanced Services) to join our cybersecurity team. The ideal ... managing, and optimizing the Splunk platform to automate and orchestrate security operations . This role requires expertise in developing custom playbooks for various… more
    Optiv (11/13/25)
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  • (USA) Network Engineer III, Information…

    Walmart (Herndon, VA)
    **Position Summary ** The Network Engineer III, Information Security, plays a critical role in designing, implementing, and maintaining secure network ... controls to safeguard information systems. Collaborating across teams, the engineer supports issue resolution and continuous improvement initiatives, contributing to… more
    Walmart (01/15/26)
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  • Mechanical Engineer w/OCONUS Travel

    Nightwing (Sterling, VA)
    …by ensuring all phases of a facility's life cycle from design to operations and maintenance (O&M). Mechanical engineer will work with Electrical engineering ... Nightwing provides technically advanced full-spectrum cyber, data operations , systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (12/05/25)
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  • Trellix (McAfee) Systems Engineer (SME)

    BAE Systems (Herndon, VA)
    …Engineering experience with the following: + Demonstrated technical proficiency in cybersecurity operations , cybersecurity engineering, systems engineering ... our future and protect our freedom. Seeking a Windows Engineer with a minimum of 16 years' experience and...**Required Education, Experience, & Skills** Seeking a Windows Systems Engineer with a minimum of 16 years' experience, a… more
    BAE Systems (01/17/26)
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