System Administrator, Level 1 with Security Clearance

System Administrator, Level 1 – Annapolis Junction, MD. Full‑time, Mid Level. Key Responsibilities Administer, maintain, and troubleshoot Linux‑based servers and infrastructure. Support containerized and cloud‑hosted environments. Manage virtualization platforms and enterprise storage solutions. Configure and troubleshoot IP networking, routing, and firewall technologies. Support application deployments, maintenance, and troubleshooting activities. Implement and maintain PKI, TLS certificates, and enterprise cryptographic policies. Perform system patching, hardening, upgrades, and lifecycle management. Support SSP compliance activities and STE/STN requirements. Troubleshoot system, application, network, and infrastructure issues. Develop and maintain technical documentation and operational procedures. Collaborate with engineering, security, and operations teams to support mission requirements. Required Skills and Qualifications Experience administering Linux systems in enterprise environments. Experience supporting cloud and containerized environments. Experience with virtualization and storage management technologies. Experience configuring and troubleshooting IP networking and firewalls. Strong understanding of PKI, TLS, certificates, encryption technologies, and cryptographic policies. Experience supporting enterprise applications and performing system troubleshooting. Understanding of SSP compliance requirements and STE/STN support processes. Strong analytical, troubleshooting, and problem‑solving skills. Ability to work independently and within a team environment. Strong written and verbal communication skills. Education and Experience Five (5) years of experience as a System Administrator supporting programs and contracts of similar scope, type, and complexity is required; a Bachelor’s degree in a technical discipline from an accredited college or university is required. OR Ten (10) years of System Administrator experience supporting programs and contracts of similar scope, type, and complexity may be substituted for a Bachelor’s degree. Must meet DoD 8570 IAT Level II certification. Must possess an active TS SCI with appropriate Polygraph. Benefits Competitive salary. Company‑sponsored health, dental, and vision insurance plans. Company paid long‑term disability, short‑term disability, and life insurance. Employee assistance program. 401(k) profit‑sharing plan with company match. Generous paid time off and holiday package. Paid training and professional development opportunities. Why Join Independent Software Support critical national security missions. Be part of a close‑knit, employee‑first culture where your voice is heard. Expand your skills through ongoing training, mentorship, and career development. Enjoy competitive compensation and a strong focus on work‑life balance. Independent Software is an Equal Opportunity Employer EOE, M/F/D/V. #J-18808-Ljbffr Independent Software