Applications Administrator for Linux at MSM Technology, LLC
Alexandria, Virginia, United States -
Full Time


Start Date

Immediate

Expiry Date

13 Jun, 26

Salary

0.0

Posted On

15 Mar, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

No

Skills

Linux, Red Hat Enterprise Linux, Application Administration, GOTS, COTS, Tomcat, Troubleshooting, System Stability, Security Monitoring, Patching, Debugging, Event Logging, ITIL, Disaster Recovery, Incident Management, Whitelisting

Industry

IT Services and IT Consulting

Description
Description Job Summary: The Applications Administrator for Linux will serve as a Subject Matter Expert (SME) responsible for the complete lifecycle management of Government and Commercial Off-the-Shelf (GOTS/COTS) applications, with a focus on those hosted on the Red Hat Enterprise Linux platform. This role is critical for ensuring the stability, performance, and security of the Agency’s mission-essential applications . Core Responsibilities: Perform comprehensive application administration for Linux/Unix hosted applications, including installation, testing, deployment, debugging, patching, event logging, and updates for software like Tomcat application server. Serve as the SME for all supported applications, troubleshooting application concerns, responding to user inquiries, and providing expert technical support and guidance to Agency users and IT managers. Configure user access, monitor system stability and security, and manage and sustain application-side operations to support the Agency’s business-critical and development activities. Perform routine application maintenance, review error logs to identify and resolve reported errors, and coordinate with infrastructure teams (network, system, and database administrators) to support application server environments. Support application and website monitoring during core business hours and provide on-call support for mission-critical incidents at all other times, responding to production outages and performing root cause analysis. Coordinate and support all software upgrades, disaster recovery tests, and the implementation of new technologies for applications and systems related to these tasks. Support incident management by applying ITIL best practices to restore normal operations, minimize business impact, and prevent future outages. Assist with setting up external connections, managing whitelisting activities, and validating port and protocol requests as needed for application support. Requirements Must have Government IT Contracting experience. Must have either: A minimum bachelor’s degree in a relevant field or A Red Hat Linux Certified System Administrator certification. Requires 5 years of experience in of current experience in the field. Preferred: Red Hat Linux Certified System Administrator certification
Responsibilities
The Applications Administrator for Linux will manage the complete lifecycle of Government and Commercial Off-the-Shelf applications hosted on Red Hat Enterprise Linux, focusing on installation, testing, deployment, patching, and updates. This role involves serving as the Subject Matter Expert for supported applications, providing technical support, monitoring stability and security, and coordinating maintenance and upgrades.
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