Job Description

Linux Systems Administrator I – TS/SCI with Full Scope Polygraph

Location: Annapolis Junction, MD
Clearance Required: TS/SCI with Full Scope Polygraph

EMTAK is seeking a Linux Systems Administrator I to support a mission-critical Intelligence Community program. This is an excellent opportunity for an early-career Linux administrator who wants to work in a fast-paced, highly technical environment supporting enterprise infrastructure and mission operations.

The ideal candidate will have a solid foundation in Linux systems administration, excellent troubleshooting skills, and the desire to expand their expertise while supporting secure enterprise environments.

Ten (5) years experience as a SA in programs and contracts of similar scope, type, and complexity is required. Bachelor’s degree in a technical discipline from an accredited

college or university is required. Five (5) years of additional SA experience may be substituted for a bachelor’s degree. Certifications: Compliance with DoD 8570.01-M with a minimum certification of IAT Level II (SEC+, CCNA)

Responsibilities

• Administer, maintain, and troubleshoot Linux-based systems in a classified environment.
• Install, configure, upgrade, and maintain servers, workstations, and laptops running CentOS, Rocky Linux, and Red Hat Enterprise Linux (RHEL).
• Perform hardware installation, system imaging, software deployments, and operating system upgrades.
• Support secure data transfers and Customer Secure the Enterprise (STE) activities.
• Monitor system performance, identify issues, and resolve hardware and software problems.
• Create and maintain system documentation and standard operating procedures.
• Collaborate with systems engineers, network administrators, cybersecurity personnel, and customer representatives to ensure mission success.
• Maintain compliance with security policies, configuration management, and operational procedures.

Required Qualifications

• Active TS/SCI with Full Scope Polygraph.
• 2+ years of Linux Systems Administration experience.
• Experience administering Linux systems including CentOS, Rocky Linux, or Red Hat Enterprise Linux (RHEL).
• Experience installing, configuring, upgrading, and maintaining servers, workstations, and laptops.
• Experience with hardware installation and troubleshooting.
• Familiarity with Customer Secure the Enterprise (STE) tasks.
• Experience supporting secure customer data transfer processes.
• Strong troubleshooting and problem-solving skills.
• Ability to work independently and as part of a collaborative team.

Desired Qualifications

• Experience with automation tools such as Ansible.
• PXE boot and system imaging experience.
• Experience building and managing virtual machines using Proxmox.
• Identity Management (IdM) and LDAP integration experience.
• Red Hat Certified System Administrator (RHCSA) certification.
• Experience configuring and troubleshooting Transport Layer Security (TLS).
• Windows 10/11 administration experience.
• Linux networking experience.
• VMware virtualization experience.
• Security+ or other DoD 8570/8140 certification.

Why Join EMTAK?

At EMTAK, you'll join a small, agile team supporting some of the Intelligence Community's most challenging missions. We offer competitive compensation, outstanding benefits, career growth opportunities, and the chance to work alongside experienced professionals solving real-world national security challenges.

If you're looking to grow your Linux administration career while supporting meaningful mission work, we'd love to hear from you.