Systems Administrator

MANTECH • San Antonio, TX

2d • Onsite

About The Position

MANTECH is seeking a motivated, career- and customer-oriented Systems Administrator to join its team in San Antonio, Texas. The Linux Systems Administrator will support the Linux Orchestration Services (LOS) team, overseeing the design, implementation, and maintenance of mission-critical cloud-compute infrastructure and automation workflows while supporting enterprise Linux solutions.

Requirements

• At least 7 years of relevant Systems Administration experience.
• Experience with multi-platform imaging.
• Linux administration experience.
• Proficiency in systems automation and orchestration using scripting capabilities in Python, Bash, or PowerShell.
• Current DoD 8140 IAT Level II certification upon starting employment, such as Security+ CE, CySA+, CCNA-Security, GICSP, GSEC, CND, or SSCP.
• Experience with PXE and Kickstart configurations to automate across Linux and Windows terminals.
• Active Top Secret/SCI clearance with Polygraph.
• Ability to remain stationary 50% of the time; occasionally move around the office, operate standard office automation equipment, and engage in virtual communication.

Nice To Haves

• Bachelor’s degree in a technical discipline with ten years of Systems Administration experience, or five additional years of Systems Administration experience in lieu of a degree.
• Demonstrated expertise writing, configuring, and deploying Ansible Playbooks, Ansible Automation Platform (AAP), Red Hat Satellite, and Red Hat Image Builder.
• Hands-on experience with cloud and virtualization technologies, including AWS (Lambda), Microsoft Azure, VMware (vSphere), and OpenStack.
• Familiarity with Agile practices using JIRA for backlog and sprint management, and Git version control workflows (GitLab/GitHub).

Responsibilities

• Analyze technical challenges and develop, implement, and maintain sound technical solutions across enterprise environments.
• Design, build, and optimize IT frameworks, cloud-compute infrastructure, and core operating environments.
• Guide IT projects from conception to completion, ensuring compliance with project requirements and enterprise IT architecture.
• Maintain technical knowledge of emerging and existing products, cloud technologies, and systems architectures.
• Collaborate with internal engineering teams, leadership, and external constituents to share knowledge and support mission success.
• Troubleshoot complex system issues, resolve operational incidents, and conduct root cause analysis.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed