System Administration L2 - TS/SCI Poly required

We are looking for a Linux / HPC Systems Administrator to support the implementation, troubleshooting, and maintenance of enterprise IT systems, with a primary focus on Linux-based infrastructure and High-Performance Computing (HPC) environments. The ideal candidate will have strong Linux and Unix administration experience, supporting daily system operations, monitoring, troubleshooting, and maintaining complex computing infrastructure.

Key Responsibilities

• Provide support for the implementation, troubleshooting, and maintenance of Linux-based IT systems.

• Manage daily activities related to the configuration and operation of IT systems.

• Provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis, and resolution.

• Assist users with accessing and utilizing IT systems.

• Support day-to-day operations, monitoring, and problem resolution across client/server, storage, network, and computing infrastructure.

• Support hardware and dispatch-related issues, remaining engaged through resolution.

• Escalate technical issues and communicate status updates to agency management and internal customers.

• Configure and manage Linux and Unix operating systems, including installation, maintenance, troubleshooting, and system integrity.

• Install and load operating system software and implement enhancements to improve system reliability and performance.

• Configure and maintain network components supporting enterprise IT environments.

Required Qualifications

• Ten (5) years of experience as a Systems Administrator (SA) supporting programs and contracts of similar scope, type, and complexity.

• Five (5) additional years of Systems Administrator experience may be substituted for a bachelor's degree.

Core Skills

• Linux and Unix system administration.

• High-Performance Computing (HPC) environments.

• Enterprise IT infrastructure and systems operations.

• System monitoring, troubleshooting, and performance optimization.

• Server, storage, and network administration.

• Tier 1 and Tier 2 technical support.

• Operating system installation, configuration, and maintenance.