> Markdown version of [/jobs/ext/4583498-ia-sys-admin-computer-operator-v](https://www.wearedevelopers.com/jobs/ext/4583498-ia-sys-admin-computer-operator-v). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # IA Sys Admin/Computer Operator V - **Company:** ITSC Secure Solutions - **Location:** Jacksonville, FL, United States - **Contract:** Permanent contract - **Skills:** Network Analysis, Cisco Routers, Configuration Management, Software Documentation, Cyber Security, Information Systems, Computer Networks, System Configuration, Desktop Computing, VMware Servers, Network Security, Windows Servers, Network Planning and Design, Network Monitoring, Red Hat Enterprise Linux, Solaris (Operating System), System Software, Wireshark, VMware Virtualization, Software Troubleshooting, C4i, Firewalls (Computer Science), Information Technology, Vcenter, Patch Management, Splunk, Server Operating Systems & Platforms, Vulnerability Analysis, Vmware - **Published:** November 5, 2026 - **Apply:** https://www.careerbuilder.com/job-details/ia-sys-admin-computer-operator-v-jacksonville-fl--0b88989b-eab7-4497-9c61-7711bbfa26fa ## About the Role Systems Administration/Management, Systems Administration/Management, United States Navy (USN), Vehicle Fleets, Government, Small Business, Technical Delivery, Technical Support, Information Technology & Information Systems, Customer Support/Service, * Active Top Secret Security Clearance * Experience administering Windows Server environments. * Experience with Red Hat Enterprise Linux and/or Solaris environments. * Experience configuring and administering Radiant Mercury (RADMERC). * Experience with Splunk configuration and administration. * Experience with Cisco routers and switches, including configuration, backup, and restoration. * Experience using ACAS vulnerability scanning software. * Experience using Wireshark for network analysis and troubleshooting. * Experience managing VMware vCenter, VMware Server, and VMware Workstation. * Experience with network monitoring tools. * Experience or training using BMC products. * Strong troubleshooting, documentation, and customer support skills. Required Certifications Must possess one of the following certifications at the time of hire: * Security+ * Cloud+ * GSEC * GICSP * SSCP Additionally: * Microsoft Certified Solutions Associate (MCSA) certification must be obtained within six months of hire. ## Description ITSC is seeking a skilled Systems Administrator to support mission-critical Command, Control, Communications, Computers, and Intelligence (C4I) systems for U.S. Naval Forces Southern Command/U.S. Fourth Fleet. This position is responsible for administering secure enterprise systems, maintaining server environments, supporting cybersecurity initiatives, and ensuring the availability and reliability of critical operational networks. Primary Responsibilities * Provide systems administration support for C4I systems, including: * ENMS Lite * DCGS-N Increment 1 Block 2 (SIPR & JWICS) * ADSI v15 * GCCS-J 4.3 U1 * Radiant Mercury (RADMERC) * Video Teleconference (VTC) Systems * Perform 10-15 weekly vulnerability scans and patch management activities in accordance with DoD Information Assurance and Computer Network Defense requirements. * Install, configure, maintain, and upgrade system software and hardware. * Apply vendor updates, software patches, and security enhancements. * Troubleshoot complex technical issues while minimizing mission impact. * Maintain system documentation, configuration management records, and Standard Operating Procedures (SOPs). * Ensure compliance with federal cybersecurity policies and network security standards. Secondary Responsibilities (Backup Network Engineer) * Support operation and maintenance of enterprise network infrastructure, including: * Cisco routers and switches * Firewalls * TACLANE encryptors * Video teleconference systems * Enterprise servers * Assist with network design, engineering, installation, and implementation. * Maintain accountability for more than 150 IT assets supporting USNAVSOUTH/FOURTHFLT.