Principal System Administrator

RTX•Fullerton, CA

1d•Hybrid

About The Position

Principal System Administrators based in Fullerton, CA internally known as Principal Analyst, infrastructure Workplace Services, collaborate with a great team to support exciting, critical programs with classified information system capabilities. Success in this role means you can develop, implement and maintain secure, cost-efficient environments across various classified programs. Program teams rely on your collaboration and guidance to define computing requirements and create end-to-end solutions to solve complex IT infrastructure problems.

Requirements

Typically requires bachelor’s degree and minimum of 5 years of prior relevant experience or a master’s degree and minimum of 3 years of prior relevant experience
Active and transferable U.S. government issued Secret security clearance is required prior to start date.
U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
Must have Windows and/or Linux experience.
Experience with VMware is required.

Nice To Haves

Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification and an Operating System Certification).
Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF.
Experience with data storage, NAS, and SAN technologies and solutions.
Experience with using Information Technology project lifecycle management processes.
Experience using VMWare vCenter, vSphere, and ESX and/or other virtual computing methods.
Experience supporting engineers in software, simulations, and hardware development.
Experience with Microsoft WSUS, SMECP, and/or Exchange.
High Performance Computing (HPC) experience in a Linux environment.
Scripting Experience.

Responsibilities

Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment.
Experience with Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and server replication methods.
Working as a team member in a fast-paced technological environment.
Use troubleshooting techniques to resolve technical problems of a moderate to high scope and complexity to include the integration of hardware and operating systems (OS).
Experience with data RAID, data backup uses and technologies.
Install and configure software applications requested by end users.
Work with Cybersecurity professionals to maintain security requirements and provide documentation and training on advanced IT processes and procedures and other tasks as assigned.
Must be able to obtain Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification) within 6 months of start date.
Must be able to develop solutions and documentation to solve a variety of technical problems.
Systems are operational 24x7 and occasionally require work effort beyond standard work hours.