Linux System Administrator 2

Columbia Technology Partners • Annapolis Junction, MD

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About The Position

Columbia Technology Partners is seeking a Linux System Administrator 2 to support the day-to-day operations, maintenance, and performance of mission-critical IT systems. This role focuses on administering Linux-based environments while supporting system reliability, troubleshooting, and operational efficiency across enterprise and secure enclave environments.
The Linux System Administrator will work across a range of infrastructure components, collaborating with engineering, cybersecurity, and operations teams to ensure systems are properly configured, maintained, and optimized for performance and security.

Requirements

• 10+ years of experience in Systems Administration, with a strong focus on Linux environments
• Bachelor's degree in a technical field (or additional experience in lieu of degree)
• Strong experience with Linux distributions (e.g., RHEL, CentOS, Ubuntu) and system administration tasks
• Experience with troubleshooting, system monitoring, and performance tuning in enterprise environments
• Familiarity with scripting and automation (e.g., Bash) and configuration management tools (e.g., Ansible)
• Security+ Certification required
• U.S. Citizenship is required for all applicants.
• DoD 8570/8140 compliance (e.g., Security+ CE)
• This position requires an active Security Clearance with appropriate Polygraph.

Responsibilities

• Provide hands-on support for the implementation, maintenance, and troubleshooting of Linux-based systems
• Manage daily system operations, including patching, configuration, and updates across server environments
• Monitor system performance and respond to alerts, outages, and operational issues
• Troubleshoot and resolve issues at both Tier 1 and Tier 2 support levels
• Administer user accounts, permissions, and access controls across Linux systems
• Configure, maintain, and optimize system services, storage, and networking components
• Support system security requirements, including applying patches, maintaining logs, and ensuring compliance with security policies
• Assist with vulnerability remediation and system hardening activities
• Collaborate with cross-functional teams to resolve incidents and improve system performance
• Maintain system documentation, including configurations, procedures, and troubleshooting steps
• Support system upgrades, deployments, and integration activities across environments

Benefits

• Medical: CTP offers 3 superior plans, bringing our employees both in-network and out-of-network options.
• Vision + Dental: Both free to you + paid in full by CTP.
• Retirement: 401k - 6% company contribution
• PTO + Leave: A work life balance is extremely important to our team here at CTP, which is why our paid time off plans are so lucrative. Offering customizable leave plans to meet your needs is just one of our many perks! Jury Duty, Bereavement + Military Leave provided.
• Career Growth: Up to $10,000 provided for approved career-related learning, training, education, and/or tuition.
• Life and AD&D Insurance/Short-Term & Long-Term Disability: More peace of mind, at zero cost to you.
• Profit Sharing Bonus: End of year cash gets added to your bottom-line.
• Referral Bonus Program: Our tiered program provides an incentive with each stage of the hiring process your referral passes. Our bonuses range from $7,000-$20,000, if your referral joins the team.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level