> Markdown version of [/jobs/ext/259207-senior-systems-administrator](https://www.wearedevelopers.com/jobs/ext/259207-senior-systems-administrator). 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). --- # Senior Systems Administrator - **Company:** TekSynap Corporation - **Location:** Aurora, CO, United States - **Experience:** Expert - **Salary:** $158,000.0 - $190,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Software Documentation, CompTIA Security+, Information Systems, Information Management, Information Technology - **Published:** May 19, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=a3ed9a9498970ae2 ## About the Role * Active TS/SCI + CI Poly clearance * Active CompTIA Security+ * At least one Advanced Platform Certification: + RHCSA + RHCE or Windows equivalent * Minimum 8-12 years of progressively responsible systems administration experience. * Bachelor's degree in Computer Science, Information Systems, Engineering, or related technical discipline (or equivalent experience). * Demonstrated experience supporting enterprise, multi-user environments in DoD or Intelligence Community settings preferred. * Experience operating in classified environments., While performing the duties of this job, the employee is regularly required to use hands to grip, handle, or feel; reach with hands and arms; and talk or hear. The employee is regularly required to stand; walk; sit; climb or balance; and stoop, kneel, crouch, or crawl. The employee is regularly required to lift up to 10 pounds. The employee is frequently required to lift up to 25 pounds; and up to 50 pounds. The vision requirements include close vision, distance vision, peripheral vision, depth perception, and ability to adjust focus. WORK AUTHORIZATION/SECURITY CLEARANCE * U.S. Citizenship * Active TS/SCI + CI Poly clearance ## Description 8 hour shift, Weekends as needed, Evenings as needed, Evening shift, Monday to Friday, The Senior Systems Administrator is expected to be able to accomplish the following: * Monitors and manages system resources, including CPU usage, disk usage, and response times to maintain operating efficiency. * Performs systems security administration functions, including creating user profiles and accounts. * Other duties may include setting up administrator accounts, maintaining system documentation, tuning system performance, installing system wide software and allocating mass storage space. * Interacts with users and evaluates vendor products. * Makes recommendations to purchase hardware and software, coordinates installation and provides backup recovery. * Develops and monitors policies and standards for allocation related to the use of computing resources. * May be assigned responsibility for less experienced staff., We are seeking a Senior Systems Administrator to join our Task Order proposal on the Defense Intelligence Agency's Solutions for the Information Technology Enterprise III (SITE III). The Senior Systems Administrator maintains smooth operation of multi-user computer systems, including coordination with network engineers. TekSynap is a fast-growing high-tech company that understands both the pace of technology today and the need to have a comprehensive well planned information management environment. "Technology moving at the speed of thought" embodies these principles - the need to nimbly utilize the best that information technology offers to meet the business needs of our Federal Government customers. ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Microservices? Monoliths? 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