• Senior Linux Systems Administrator - 10k…

    Leidos (Columbia, MD)
    …Business Area (CABA)** . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical ... **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator** in our **National Security Sector's (NSS) Cyber &… more
    Leidos (09/26/25)
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  • Senior Communication/Navigation Engineer

    Applied Research Solutions (Dayton, OH)
    …This role requires deep knowledge of military and civilian communication networks, network protocols, and information security , combined with the ability to ... (BLOS) data link systems + Assess military and civilian communication networks, network protocols, and Information Protection Security (IPSec) + Review Simple… more
    Applied Research Solutions (10/23/25)
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  • Sr Network Engineer - DNS

    The Hertz Corporation (Oklahoma City, OK)
    **A Day in the Life:** The ** Senior DNS Engineer** will be part of a Global team working on key Technology Infrastructure projects aligned with Global Business ... agreed parameters of time. As part of the Global Network team, you will be the technical lead for...You will be responsible for DNS architecture, design and operations , and DHCP and IPAM overall design. Aligned with… more
    The Hertz Corporation (09/26/25)
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  • Senior Software Developer

    Leidos (Sierra Vista, AZ)
    …to ensure compliance to DoD standards to assist with maintenance of the network security posture. **BASIC QUALIFICATIONS:** + Minimum of a Bachelor's degree ... professional management to support the Army's global wide area network and security infrastructure. You will be...infrastructure. You will be supporting a large and complex network migration and operations for the US… more
    Leidos (10/14/25)
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  • Junior Network Technician

    V2X (Aurora, CO)
    …troubleshooting, and equipment configuration tasks across both Inside Plant (ISP) and network operations environments. Position will be located at Buckley SFB. ... entry-level technical support for the installation, testing, and maintenance of the network infrastructure. This role assists senior technicians and engineers in… more
    V2X (10/16/25)
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  • Senior Hardware/Software Technician

    Chenega Corporation (Washington, DC)
    Senior Hardware/Software Technician Washington, DC Join our Talent Network Senior Hardware/Software Technician Washington, DC C-CDAS-24-014 Are you ready to ... years of IT systems support experience. + IT certifications: CompTIA Certification A+, Network + or Security +. + Secret clearance required. Knowledge, Skills, and… more
    Chenega Corporation (09/03/25)
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  • Senior Cyber Blue Team Lead / Analyst

    Applied Research Associates, Inc. (Fort Belvoir, VA)
    network certification and accreditation processes to include system security authorization agreements + Experience conducting Information Operations Computer ... military) and cyber space operations (eg, computer networks, IA tools use, operations security ). Cyber assessment teams may be deployed to high-threat but… more
    Applied Research Associates, Inc. (09/20/25)
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  • Senior Site Reliability Engineer - CTJ…

    Microsoft Corporation (Reston, VA)
    Are you interested in working on cutting-edge cloud security products Would you like to be part of one of the world's most advanced cyber- security solutions and ... no further than the Microsoft Defender engineering team. We are looking for a Senior Site Reliability Engineer who will be building and delivering cloud solutions to… more
    Microsoft Corporation (09/05/25)
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  • Deloitte Cyber Operational Technology / Industrial…

    Deloitte (Houston, TX)
    …access management + Familiarity with other vendor tools such as Cisco ( network security ), ServiceNow (ticketing and workflow integration), Splunk (SIEM/log ... Deloitte Cyber Operational Technology / Industrial Control Systems (OT/ICS) Senior Consultant Position Summary As an OT/ICS Cybersecurity Architect at Deloitte, you… more
    Deloitte (08/21/25)
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  • Senior SIGINT Systems Administrator…

    CACI International (Beale AFB, CA)
    …will be responsible for resolving IT hardware and software infrastructure (servers, network , security , etc.) issues using systems analysis techniques and ... Senior SIGINT Systems Administrator - Sensor Resource Manager...with IT infrastructure including user systems, servers, storage, and network connectivity. You will also provide system administration for… more
    CACI International (09/13/25)
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