Linux Systems Administrator Security Clearance

Position: Linux Systems Administrator with Security Clearance
We are seeking a skilled and proactive Systems Administrator to support cloud initiatives, maintain enterprise applications, and ensure the security and stability of multiple Linux-based environments. This role requires strong technical depth, excellent communication skills, and the ability to work within a structured shift schedule while supporting mission-critical operations.

Key Responsibilities Design, develop, and support cloud-based solutions aligned with customer and program requirements Manage user accounts, permissions, and authentication across multiple systems and environments Maintain program-owned applications such as JIRA, Atlassian Suite, Bitbucket, and Rocket Chat to ensure a collaborative and reliable operational environment Serve as a Subject Matter Expert (SME) for Linux systems, defining network requirements, user metrics, and system documentation Support system development needs through environment configuration and maintenance of PPSM artifacts Perform operating system baseline hardening, patching, and security compliance activities Manage and troubleshoot multiple environments while collaborating with Enterprise Services and security teams Participate in system documentation including VDDs, network diagrams, and data flow diagrams Work within a Panama Day Shift schedule to support continuous operations

Required Qualifications Bachelor’s Degree in Computer Science, IT, Engineering, or related discipline 2–4 years of experience as a Systems Administrator or similar technical role Active CompTIA Security+ certification At least 2 years of hands-on AWS experience (EC2, S3, Reserved Instances, etc.) Strong Linux administration background and familiarity with infrastructure management best practices Experience using Agile collaboration tools such as JIRA, Confluence, and Rocket Chat Ability to create and maintain system engineering documentation (VDDs, network diagrams, data flows) Excellent verbal and written communication skills;

proactive and self-directed work style

Preferred Qualifications Additional AWS experience or exposure to other cloud service providers Understanding of AWS cost optimization and performance tuning

Experience with cloud-based architectures and cross-domain environments Familiarity with automated testing frameworks and system monitoring tools Experience participating in Engineering Review Boards (ERB) and Change Management processes