• Certified IT Administrator (LAN/WAN) Level II

    City of New York (New York, NY)
    …Retirement System seeks a Certified IT Administrator to join their IT Network and Telecommunications unit in the Information Technology division. The individual will ... experienced in the configuration, support, maintenance, and upgrade of Corporate Network components, including VLAN subnetting, VSS and VPC configurations, IPSEC VPN… more
    City of New York (11/26/25)
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  • System Administrator

    Parsons Corporation (Colorado Springs, CO)
    …space domain? We need your help. Our team is looking for a **SysOps Engineer (** **System Administrator).** In this role you will organize, install, and support ... computer systems, including local area networks (LANs), wide area networks (WANs), network segments, intranets, and other data communication systems. The Network more
    Parsons Corporation (11/14/25)
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  • CyberSecurity Threat Detection & Response (Splunk,…

    MUFG (Jersey City, NJ)
    …and management reports + Experience across the following technical concentrations: + Network -Based Security Controls ( Firewall , IPS, WAF, MDS, Proxy, VPN) + ... details. **Job Summary:** As a Threat Detection and Response Engineer you will occupy a crucial position in our...Systems + Web Applications and Traffic + Experience with cloud computing security, network , operating system, database,… more
    MUFG (01/07/26)
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  • Senior Linux Administrator Team Lead

    General Dynamics Information Technology (Falls Church, VA)
    …Systems,Enterprise Systems,Software Updates,System Administration,Technical Issues **Certifications:** Red Hat Certified Engineer (RHCE) | Red Hat - Red Hat, CompTIA ... and usage charts, including CPU usage, disk usage and network uptime for the Linux Servers. + Provide general...Implement, configure, update, and maintain the Linux operating system firewall . + Experience in handling NFS, CIFS, and SMB… more
    General Dynamics Information Technology (10/25/25)
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  • Systems Administrator II Generalist Sr (Windows…

    V2X (Springfield, VA)
    …Senior Systems Administrator II shall work closely with the activity's Senior Systems Administrator, Network Engineer as well as the IT team to ensure that the ... OR Certifications: + CompTIA Security+ ce; or + CompTIA Cloud +; or + GIAC Global Industrial Cybersecurity Professional...for the purpose of satisfying IA/INFOSEC end-point anti-virus, threat, firewall , and web control is a plus. + Familiarity… more
    V2X (11/15/25)
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