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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal System Administrator - **Company:** Data Computer Corporation Of America - **Location:** Annapolis Junction, MD, United States - **Salary:** $160,000.0 - $205,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Access, Microsoft Excel, Microsoft Windows, IBM System I, Oracle WebLogic Server, Microsoft Outlook, Unix, CentOS, Cisco Routers, Modems, Novell NetWare, Data Transmissions, Relational Databases, Linux, Video Cards, Perl (Programming Language), Network Interface Controllers, FoxPro, Gecko (Software), HP-UX, Tivoli Management Framework, Networking Hardware, Intrusion Detection and Prevention, Local Area Networks, Linux System Administration, Mainframes, Microsoft Office, Windows Servers, Network Administration, Cisco Nexus Switches, Novell Groupwise, Oracle Databases, Oracle (Applications), HP OpenView, Performance Tuning, Red Hat Enterprise Linux, Ansible, Reduced Instruction Set Computing, SAS (Software), Solaris (Operating System), TCP/IP, VMware VSphere, Lexis, Network Routers, Rhel5, File Transfer Protocol (FTP), Sybase, Vcenter, Performance Monitor, Extreme Programming, Laptops, Hardware Infrastructure, Network Server, Multiplatform, Fedora, Vmware - **Published:** May 19, 2026 - **Apply:** https://www.juju.com/job/00000000g0oonu ## About the Role Proficient in the installation, operation and troubleshooting of Data Communications Equipment, 3270 devices and circuits, including Network hardware and software. Maintain the continuity of point to point analog, digital, LANs; tie line circuits, point to point protocol slip links, routers, utilizing TCP/IP and network management skills in Multi-Platform Unix/Windows Server 2003, NT, XP, 2000 environments, including Red Hat Enterprise Linux (RHEL5.4), Centos 7,8 Linux, VMWare Vcenter Server and Vsphere client, Sun Solaris 9, 10, Dragon Intrusion Detection, Oracle 10 RDBMS. Utilize performance and tuning skills to enhance system fault management. Assist the user community with data and telecommunications problems to maintain network integrity utilizing remote system management. Troubleshoot and resolve all related problems. Tools/Skills: Mainframe Hardware: * IBM 4381, IBM Controllers, Telex Terminals, Hewlett Packard Terminals, HP 3000/Spectrum, Stat Muxes, Datapoint Tape Drives, IBM 3274/3174, NAS 8000, 3299 Stat Mux Mainframe Software: * Jes 3, TSO, IBM's Information Management Systems/Infoman, DOS Power, VTAM, IBM Netview, SAS PC Server Hardware: * IBM Risc 6000 Servers, Compaq 486, Laptops/PCMCIA Modems and Network Cards, New Image 466's, AT &T 3B2/600G Servers, HP Vectra, Sun Ultra 25, 1500, 150 Workstations. Sparkstations 10,20, HP Gecko, NexTStep Cube Servers, Compaq Proliant, Prolinea Servers, DEC Alpha 8400 Servers, Compaq Alpha DS20 Servers, Dec Alpha 8400 Servers, HP E25, H40, T500, HP 9000 Series 800 Servers, Racal Milgo Modems, Practical Peripheral and Hayes Modems, 3Com Etherlink Cards, IBMToken Ring Cards Arcnet Cards, Cogent Network Cards, MicroCrystal 16si Video Cards, Welfleet, Cisco Routers. PC Server Software Operating Systems: * Microsoft Office, Outlook Mail, Novell Groupwise Mail, Microsoft Excel, Microsoft Access, Quattro Pro, Lexis Nexus, Procom Plus, Dynacom for Windows Communications Software, PPP Point to Point Protocol Software, Microsoft Lan Manager, Novell 4.1, Lantastic V4.1 Qemm V6.0, Windows NT40, Windows NT Client, MicroCom Carbon Copy, Foxpro III , Perl, Omni Image, Omni Web Browser, NexTStep 3.3, SAS V6, RedHat Enterprise Linux (RHEL 5.4, Fedora Linux, Sun Solaris 9.0, 10.,HP Glance Performance Tools, HPUX Network Node Manager, HP Openview, Oracle 7 RDBMS, NIS, NIS+, NFS, FTP, UDP, Sybase, Checkpoint, Windows Server 2003, Serena, Weblogic., Fifteen (15) years of experience providing System Administration support and Bachelor's Degree in related technical discipline required. See Appendix B for degree substitutions ## Description Candidate will be responsible for providing Linux System Administration support for the program. 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