System Administrator - Tier 2 - TS/SCI Poly

Systems Administrator - Tier 2 Company: Think Evolutionary (on behalf of our client) Location: Annapolis Junction, MD Clearance Requirement: TS/SCI with Poly (required) Terms: Full-Time, Exempt (Employed by the Client) Reports To: Program Leadership / Technical Lead Schedule: Standard Business Hours (flexibility may be required based on mission needs) Compensation: $140,000 – $275,000 annually (Level 2) Benefits: Benefits available include medical, dental, vision, 401(k), paid time off (PTO), paid holidays, and more. About Think Evolutionary Think Evolutionary is a strategic talent intelligence consultancy built on over 20 years of leadership in Infrastructure, Innovation, and Impact. We architect resilient teams for mission-critical industries, including Government Contracting, Engineering, and Utilities. By integrating behavioral science through the Predictive Index (PI) and deep technical foresight, we ensure every placement is precision-engineered for long-term growth and organizational evolution. The Opportunity We are partnering with a mission-focused organization to identify a Systems Administrator (SF) — Level 2 supporting a Maryland customer delivering cross domain solutions . This role is designed for a senior systems administrator with strong Linux expertise who can ensure secure, reliable operations across enterprise IT environments—driving troubleshooting, performance, and escalated support in a classified setting. Job Overview The Systems Administrator (Level 2) will support the implementation, troubleshooting, and maintenance of IT systems—particularly Red Hat Enterprise Linux (or derivatives)—and will provide Tier 1 and Tier 2 support, deep troubleshooting, and system performance improvements. The role includes managing system infrastructure, day-to-day operations, monitoring, escalation communications, and configuration of UNIX/Windows operating systems and related components to improve reliability and performance. Key Responsibilities IT Operations, Monitoring & Infrastructure Support (30%) Provide support for implementation, troubleshooting, and maintenance of IT systems. Manage IT system infrastructure and related operational processes. Support day-to-day operations, monitoring, and problem resolution across client/server/storage/network devices and mobile devices. Tier 1 / Tier 2 Support, Troubleshooting & Escalation (30%) Provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis, and resolution. Provide in-depth troubleshooting support for escalated tickets, including detailed analysis and feedback to agency management and internal customers. Support escalation communications and status reporting to agency management and internal customers. Configuration Management & System Reliability (25%) Manage daily activities of configuration and operation of IT systems; assist users in accessing and using IT systems. Configure and manage UNIX and Windows (or applicable) operating systems; install/load OS software; troubleshoot; maintain integrity; configure network components. Implement OS enhancements to improve system reliability and performance. Capacity Planning & Optimization (15%) Optimize system operations and resource utilization; perform system capacity analysis and planning. Support dispatch system and hardware issues and remain involved through resolution. Job Scope This role supports mission-critical IT environments where stability, responsiveness, and secure operations are essential. The Level 2 Systems Administrator is expected to operate with minimal oversight, resolve complex incidents, improve performance and reliability, and provide clear communication to technical teams and government stakeholders in a classified environment. Skills & Experience Minimum Qualifications (Level 2) U.S. Citizenship required. Security Clearance: TS/SCI with Poly (required). Linux experience is required (all levels), including support for Red Hat Enterprise Linux (or derivatives). Education/Experience (Level 2): High School diploma with 15 years of Systems Administrator experience OR Bachelor's degree with 10 years of Systems Administrator experience in programs/contracts of similar scope, type, and complexity. Bachelor's degree in a technical discipline from an accredited college or university is required. Demonstrated ability to provide Tier 1/Tier 2 support, deep troubleshooting, and escalated ticket resolution with high-quality analysis and customer communication. Experience managing infrastructure operations across compute/storage/network components and implementing reliability/performance improvements. Preferred Qualifications Active certification related to Red Hat Enterprise Linux administration; RHCE must be obtained after 6 months of hire (per program requirement). EEO Statement Think Evolutionary is an equal opportunity employer and a strategic partner in fostering diverse, resilient workforces. We are committed to a workplace that values inclusion and equal access to opportunity. Employment decisions are made based on merit and business needs, without regard to race, color, religion, sex, sexual orientation, gender identity, age, national origin, disability, veteran status, or any other characteristic protected by law.