Senior Systems Administrator

Minimum Clearance Required Secret Job ID 2614937 Location Huntsville, AL, US Date Posted 2026-07-27 Category Information Technology Subcategory Sys Administrator Schedule Full-Time Shift Day Job Travel Yes - 50% of the time Minimum Clearance Required Secret Clearance Level Must Be Able to Obtain TS/SCI Potential for Remote Work ORA_ON_SITE Description SAIC is seeking a Senior Systems Administrator located in Huntsville, AL to support USPACOM to enhance and upgrade a myriad of applications and services, in an enterprise environment. As part of team, you will participate in implementation and maintenance of Cloud and On-Prem IT Infrastructure to support software development in Modeling and Simulation. The Senior Systems Administrator will be responsible for but not limited to the following duties Provide level II and III systems support to Huntsville based software development team. Provide user level testing of the platform prior to deployment of the software. Linux and Windows Administrative duties (RHEL & Ubuntu). Support the maintenance and connectivity of the development platform on a private cloud on prem. Create and manage user and group accounts across enclaves of responsibilities. Respond to and implement Cyber Tasking Orders. Apply patches to systems and conduct regression tests. Apply STIGs and conduct regression tests. Document updates for user manuals and procedures. Required travel of up to 50% with overseas travel from 1 to 3.5 weeks at a time. Qualifications Required Education Bachelor's degree and five (5) years’ experience; additional four (4) years’ experience can be considered in lieu of degree. Required Clearance Must possess an active Secret security clearance with the ability to obtain and maintain a TS/SCI; US Citizenship required. Required Skills Willingness to travel of up to 50% with overseas in support of exercise events. Experience working with operating systems such as RHEL, Ubuntu, Windows 11, Windows Server, ESXi. Must have or obtain a US Passport within 30 days of start. Required Certification Must have a current DoD 8570 IAT level II or higher certification such as Security+ CE, CySA+, CISSP, CASP etc. #J-18808-Ljbffr SAIC