• Senior Information System Security Officer

    ManTech (Quantico, VA)
    ManTech seeks a motivated, career and customer-oriented **Senior Information System Security Officer (ISSO)** to join our team in **Quantico, Virginia.** ... IS; ensure that selected security controls are implemented and operating as intended during all phases of the IS...during all phases of the IS lifecycle; ensure that system security documentation is developed, maintained, reviewed, and updated… more
    ManTech (05/28/25)
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  • Mid System Administrator

    Parsons Corporation (Quantico, VA)
    …smooth operation of multi-user computer systems , including coordination with network engineers. + Monitors and manages system resources, including CPU ... Description:** Parsons is looking for an amazingly talented **Mid System Administrator** to join our team! **What You'll Be...usage, disk usage, and response times to maintain operating efficiency. + Performs systems security administration… more
    Parsons Corporation (05/17/25)
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  • Systems Administrator 2 (Bluemont, VA)

    William C Brown Inc (Springfield, VA)
    …Integration environments + Experience with installation and configuration of various operating systems including: Microsoft Windows Server 2008R2/2012R2, Windows ... Systems Administrator 2 (Bluemont, VA) EOE Statement We...with both NetApp Data Ontap Cluster Mode and 7-mode operating system version 8.2 or later. Experience… more
    William C Brown Inc (04/25/25)
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  • Security Incident Response Engineer, AWS, AWS…

    Amazon (Arlington, VA)
    …We value broad and deep technical knowledge, specifically in the fields of operating system security, network security, cryptography, software security, ... or more of demonstrated experience with a focus in areas such as systems , network , and/or application security. - 3+ years of experience on a Security Operations… more
    Amazon (06/21/25)
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  • System Development Engineer, ADC - Route 53

    Amazon (Arlington, VA)
    …Professional), and knowledge of systems engineering fundamentals (networking, storage, operating systems ) - Current, active US Government Security Clearance ... at Amazon. On a typical day, a Route 53 System Development Engineer manages and monitors systems ...You'll join a diverse team of software, hardware, and network engineers, supply chain specialists, security experts, operations managers,… more
    Amazon (06/25/25)
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  • Information Systems Security Manager (ISSM)…

    Optiv (Herndon, VA)
    …Prisma Access, Tenable, XSIAM, or other cybersecurity tools. + Proficient across multiple operating systems such as Microsoft Windows, ESXi, Apple MacOS, and ... hired in the Washington, DC metropolitan area._ The Information Systems Security Manager (ISSM) will perform duties for the...unclassified and classified, will own and manage the information system security program for Optiv + ClearShark and will… more
    Optiv (06/28/25)
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  • Systems Administrator, Junior

    Leidos (Chantilly, VA)
    …+ Provide helpdesk support, troubleshooting user issues with operating systems , applications, and peripherals. + Monitor system performance and assist ... the Leidos National Security Sector is seeking a skilled Systems Administrator, Junior to join a new cyber security...to grow their skills in networking, cloud computing, and system administration. + Work closely with senior IT staff… more
    Leidos (06/28/25)
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  • Systems Engineer/Mission Planning Operator

    RTX Corporation (Springfield, VA)
    … Network (LAN/WAN) architecture, protocols, and equipment. + Windows and Linux operating system . + Mathematical modeling algorithms. + ECLIPSE (TM) , EQUINOX ... a safer, more secure world. Raytheon, an RTX Company, operating and sustaining Ground Systems (GS), which...C2O, you will be responsible for understanding the entire system , to include Space/Ground links, Ground Station support equipment,… more
    RTX Corporation (07/15/25)
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  • Desktop Support

    System One (Vienna, VA)
    …* Experience with troubleshooting issues on Microsoft Windows 10 and 11 operating systems * Experience with Microsoft M365 productivity software (including, ... to end-users by troubleshooting hardware and software issues related to desktop systems 1. Proficiency in desktop support tools and techniques 2. Strong… more
    System One (07/11/25)
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  • Data Communication System Programmer (z/OS)

    Fiserv (Richmond, VA)
    …and performance objectives, as required by customers and management are maintained for operating systems and for system software components + Provide ... global scale, come make a difference at Fiserv. **Job Title** Data Communication System Programmer (z/OS) **What does a successful Data Communication System … more
    Fiserv (05/18/25)
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