Senior Linux Engineer - TS/SCI Poly | Enterprise IT

Shield Consulting Solutions seeks a Senior Linux Systems Administrator to support Tier 1 and Tier 2 incident resolution, and to manage day-to-day IT operations for client/server/storage/network devices. The role emphasizes security compliance, Linux system hardening, and TLS certificate management, with exposure to automation tools like Ansible. The ideal candidate holds active TS/SCI with Poly, a technical bachelor’s degree (or equivalent with 8 years’ substitution), and at least 12 years in