• IT Systems Administrator

    Diversified (Washington, DC)
    …operations and ensuring uptime across all critical systems. What You'll Do: 1 . System Administration + Install, configure, and maintain physical and virtual servers ... (Windows/Linux). + Monitor system performance and ensure availability and reliability. +...+ Manage user accounts, permissions, and access rights. 2. Network and Infrastructure Support + Support LAN/WAN infrastructure, firewalls,… more
    Diversified (07/21/25)
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  • Portfolio Manager

    CACI International (Sterling, VA)
    …as needed across portfolio of systems + Champion special projects and technical upgrades + Monitor Tier 2 and 3 support ticket queues to promote rapid response ... Teams and ITI2. 1 Operations Shared Services + Serve as Portfolio POC for ITI2. 1 Contractor facilities + Perform and monitor system health checks + Monitor more
    CACI International (08/08/25)
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  • Operations Integrator

    CACI International (Ashburn, VA)
    …of issues and outages. You will interact with product development teams, network services, cybersecurity, and customer service teams to coordinate operations and ... Teams and ASF Operations Shared Services. + Perform and monitor system health checks. + Work with ASF Product...as needed across portfolio of systems. + Assist with Tier 2 and 3 support ticket queues to promote… more
    CACI International (07/29/25)
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  • Senior Cybersecurity Threat Hunter

    ManTech (Herndon, VA)
    …and anomalies from raw events (DNS, DHCP, AD, SE logs), tag events for Tier 1 & 2 monitoring. + Analyze network traffic, system logs, and other data sources ... data and access to its technology and communications systems. + Identify, deter, monitor , and investigate computer and network intrusions. + Provide computer… more
    ManTech (06/03/25)
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  • Director of Business Development, Aerospace…

    ARCO (Columbia, MD)
    …programs, prime contractors (eg, Lockheed Martin, Boeing), and Tier 1 /2 suppliers. + **Opportunity Identification:** Monitor market trends, analyze customer ... by aligning our design-build solutions with the needs of top- tier defense contractors, their suppliers, and government agencies. The...for associates' children up to $28,000 per child + 1 -month paid sabbatical after every five years of employment,… more
    ARCO (06/02/25)
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  • Senior IT Infrastructure & Systems Engineer

    Arena Technical Resources, LLC (Rockville, MD)
    …and deploy virtual machines for development and testing environments. - Monitor and optimize performance of virtual infrastructure and storage arrays. Development ... maintain Fortigate firewalls and VPN access for remote employees. - Manage network infrastructure including VLANs, routing, and DNS/DHCP services. - Ensure secure… more
    Arena Technical Resources, LLC (08/01/25)
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  • Senior Technical Support Engineer, MI - I

    Fujifilm (Washington, DC)
    **Position Overview** The Senior Technical Support Engineer, MI - I ( Tier 1 ) provides highly visible remote technical support across our product lines for HCUS ... Synapse products by remotely troubleshooting and resolving issues, assessing and clearing monitor alarms, and providing our customers with timely responses. + Works… more
    Fujifilm (07/16/25)
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  • Systems Engineer

    Leidos (Chantilly, VA)
    …platforms including Nutanix AHV, KVM (via virsh), and VMware. + Provision, monitor , and decommission virtual machines based on project and operational needs. + ... retention policies, and alert workflows. _Networking & Security_ + Assist with network troubleshooting, including VLANs, routing, NAT, firewall rules, DNS, and DHCP.… more
    Leidos (08/02/25)
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  • Enterprise Security Operations Center (ESOC)…

    SAIC (Washington, DC)
    …Data Engineer + System Administrator + COMSEC Custodian + Cryptographic Technician + Network Operations Center Analyst/ Tier 1 + Information Systems Security ... Nuclear Security Administration (NNSA). These positions will provide services to monitor , detect, and respond to safeguard the Nuclear Security Enterprise (NSE)… more
    SAIC (08/07/25)
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