> Markdown version of [/jobs/ext/2545044-linux-sys-admin-ts-sci-ci-poly-2nd-shift](https://www.wearedevelopers.com/jobs/ext/2545044-linux-sys-admin-ts-sci-ci-poly-2nd-shift). 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). --- # Linux Sys Admin - TS/SCI CI Poly - 2nd shift - **Company:** Insight Global - **Location:** Springfield, VA, United States - **Contract:** Permanent contract - **Skills:** Java (Programming Language), C++ (Programming Language), Data Systems, Linux, Lightweight Directory Access Protocols (LDAP), Network File Systems, Public Key Infrastructure, Red Hat Enterprise Linux, SQL Databases, TCP/IP, Sysadmin, System Availability, Grafana, Splunk - **Published:** August 23, 2026 - **Apply:** https://www.techcareers.com/job.asp?id=3363359293&tx=JL3933FFP&pt=1&aff=0B19D771-A501-4A5E-8338-2A822B784D54&utm_source=Job%20Feed&utm_medium=textkernel&utm_campaign=DE&utm_term=0B19D771-A501-4A5E-8338-2A822B784D54 ## About the Role * Current TS/SCI security clearance. * Current Counter-Intelligence Polygraph (CI Poly) * Ability to work 2nd shift (2pm - 10pm, M-F) * Security+ DoD 8570 certification or higher. * System administration across Linux systems. * Ability to work in an operational environment with attention to detail. * Experience in the Intelligence Community (IC). * Familiarity with dislocated or geographically separated operations. * Experience with LDAP, NFS, TCP/IP, Splunk, Grafana, and NIS/NIS- Experience issuing and managing PKI Certifications * Familiarity with SQL, C++ and Java - Red Hat Enterprise Linux Certifications: RHCT or RHSA Good communication and organizational skills. Ability to contribute to technical documentation. Comfortable performing duties collocated with the customer and other operations center residents. Proven ability in strong customer support. ## Description Seeking a Systems Administrator to join a high-performing team at the heart of an important US government function which helps the nation meet its national security strategy. This is for an on-site system administrator sustaining and maintaining a VM-based data system supporting a high visibility system critical to this agency's day-to-day and contingency operations. This architecturally complex, multi-networked system has many users who demand quick troubleshooting, active workflow management, and restoral operations as needed. The selected candidate will work an Operations and Sustainment team, embedded on-site, with customer presence, for a system considered mission critical by the customer. The system is responsible for successful 24x7x365 operations of the ASP side of the system, with very detailed assistance to the ISP part of the system. This position operates at a customer facility in Springfield, VA, and will coordinate with another locations. This position is 2nd Shift: 2pm - 10pm, M-F) with occasional on-call weekend support as needed. This position requires system admin skills knowledgeable in VM concepts, and the ability to learn a new system and provide requisite feedback. The successful candidate must have multitasking abilities, problem-solving skills, good verbal skills, and most importantly a positive, can-do attitude. The team works in a cross-domain environment with established procedures and controls in a high-stress environment. Responsibilities include, ensuring maximum system availability, maintain a very high visibility system, follow engineering instructions to conduct system updates/upgrades in coordination with the ISP and the support factory, typical system administration functions, conduct VM-based services to ensure system operation, support development/modification of technical documentation, and complete and track lessons learned and metrics. We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/. ## Related Videos - [An Applied Introduction to eBPF with Go](https://www.wearedevelopers.com/videos/1075-an-applied-introduction-to-ebpf-with-go) - [Our journey with Spring Boot in a microservice architecture](https://www.wearedevelopers.com/videos/511-our-journey-with-spring-boot-in-a-microservice-architecture) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Turning Container security up to 11 with Capabilities](https://www.wearedevelopers.com/videos/718-turning-container-security-up-to-11-with-capabilities) - [Cyber Sleuth: Finding Hidden Connections in Cyber Data](https://www.wearedevelopers.com/videos/893-cyber-sleuth-finding-hidden-connections-in-cyber-data) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer)