Systems Administrator - Level III

WELCOME TO COMPTECH

Good people. Dedicated People. Hard-working people.

CompTech is a service-oriented program management and technical company working to build lasting relationships with small and large companies, municipalities, and Government agencies. Headquartered in Dayton, OH, our clients nationwide are provided with services in client-focused practice areas resulting in solutions to organizational challenges.

Job Description

Job Title: Systems Administrator – Level III

Location: Fort Hood, TX (on-site)

Supporting: The Defense Health Agency (DHA) **Secret Security Clearance**

Overview

CompTech Computer Technologies is seeking an experienced System Administrator – Level III to provide advanced systems administration and infrastructure support in support of the Defense Health Agency (DHA). This position is responsible for the operation, administration, maintenance, security, and optimization of enterprise computer systems, servers, networks, and associated infrastructure. The ideal candidate will bring strong hands-on systems administration experience, advanced troubleshooting capabilities, and demonstrated experience with server management, user and access administration, security, backup and recovery, scripting, and automation. This individual will also be responsible for developing comprehensive technical documentation to support reliable and repeatable infrastructure operations.

Work Scope

Key responsibilities include

• Administer, maintain, monitor, and support enterprise computer systems, servers, networks, and related infrastructure.
• Perform server management, network management, user account management, security management, and backup and recovery activities.
• Ensure users have secure, reliable, and appropriate access to systems and resources.
• Configure, maintain, troubleshoot, and optimize server operating systems and associated infrastructure platforms.
• Monitor system performance, availability, capacity, and overall health and proactively address potential issues.
• Perform advanced troubleshooting of complex server, operating system, network, application, access, and infrastructure-related problems.
• Identify root causes of system issues and implement appropriate corrective actions.
• Perform system optimization to improve performance, reliability, availability, and operational efficiency.
• Manage user accounts, permissions, access controls, and other identity-related administrative functions.
• Support security configuration and administration in accordance with established Government and organizational security requirements.
• Perform and validate system backups and support restoration and disaster-recovery activities as required.
• Develop and implement automation and scripts using common scripting languages to improve system administration, monitoring, maintenance, and operational processes.
• Identify manual or repetitive administrative processes that can be automated to improve efficiency and reduce operational risk.
• Develop, maintain, and update Standard Operating Procedures (SOPs), maintenance guides, technical documentation, and knowledge-base articles for supported infrastructure platforms.
• Document system configurations, troubleshooting procedures, maintenance activities, and technical resolutions.
• Coordinate with network, cybersecurity, application, database, service desk, and other infrastructure teams to resolve complex technical issues.
• Support system upgrades, patches, configuration changes, and other infrastructure maintenance activities.
• Follow applicable change-management, incident-management, security, and configuration-management procedures.
• Provide advanced technical guidance and knowledge sharing to other IT personnel as appropriate.

Experience, Education, and Certification Requirements:

Experience

• Six (6) years of progressive experience in systems administration or a related IT infrastructure discipline demonstrating advanced proficiency.
• Demonstrated hands-on experience administering and maintaining enterprise servers and infrastructure.