UNIX/LINUX System Engineer - Mid

 The UNIX LINUX System Engineer - Mid provides day-to-day administration of UNIX/Linux server infrastructure supporting the SEC ISS contract, SEC OIT mission operations, and HALSI/HPC service environments. This role maintains secure, stable server operations across physical and virtual environments, including imaging, patching, hardening, and automated deployment activities. The engineer supports ISS server management objectives in the PWS, including operational reliability and alignment with SEC security and compliance requirements. The position partners with senior engineers and operations teams to resolve incidents quickly, maintain service continuity, and maintain required ticketing and change-control records. 

PRIMARY RESPONSIBILITIES 

UNIX/Linux Server Administration 

- Administer UNIX/Linux servers on a daily basis to ensure availability, performance, and operational stability. 

- Maintain server hardware and operating system software across assigned environments. 

- Build and image servers using approved imaging and provisioning tools. 

- Execute routine maintenance activities, including updates, configuration changes, and lifecycle tasks. 

Patching, Hardening, and Compliance 

- Perform regular patching of UNIX/Linux systems to maintain security posture and platform currency. 

- Apply server hardening standards and secure configuration baselines in accordance with SEC policy direction. 

- Perform automated deployments for approved UNIX/Linux server builds and updates. 

- Maintain technical documentation and change-control records to support operational governance and audit readiness. 

Virtualization and Automated Deployment 

- Work primarily in virtualized infrastructure environments supporting UNIX/Linux guest systems. 

- Support repeatable deployment and configuration activities for UNIX/Linux systems using approved enterprise methods. 

- Assist with operational monitoring and system health activities for virtual server environments. 

- Coordinate with platform teams to implement approved infrastructure changes with minimal service disruption. 

Troubleshooting and Operational Support 

- Perform basic troubleshooting and restoration for UNIX/Linux server incidents and service issues. 

- Escalate complex technical issues to Senior Administrators with clear diagnostics and impact details. 

- Update incident, request, and change records in approved ticketing systems. 

- Collaborate across infrastructure and operations teams to improve reliability and reduce repeat incidents. 

REQUIRED QUALIFICATIONS 

-This position is restricted to U.S. citizens only. Applicants must not hold dual citizenship with any other country to be eligible for work under this contract.

-Bachelor's degree in a relevant field (e.g., Information Technology, Computer Science, Engineering). In lieu of degree, additional experience may be required.

-Ability to obtain and maintain SEC Public Trust.

- Minimum 4 years of experience administrating servers and systems, specializing in UNIX/Linux operating systems or additional year of experience can be considered in lieu of degree 

- Must possess