System Administrator 3

Columbia Technology Partners • Annapolis Junction, MD

1d • Onsite

About The Position

Columbia Technology Partners is seeking a System Administrator 3 to support mission-critical systems in a dynamic and highly technical environment. The selected candidate will be responsible for administering, maintaining, and optimizing enterprise Linux-based infrastructure, implementing automation solutions, supporting cloud and security initiatives, and troubleshooting complex system issues. This role requires deep expertise in Red Hat Linux, infrastructure automation, system integration, and security compliance while ensuring reliable and efficient system operations.

Requirements

• Bachelor's degree in a technical discipline and 15+ years of System Administrator experience supporting programs of similar scope and complexity (or 20 years of SA experience in lieu of a degree).
• Extensive experience administering and troubleshooting Linux environments, including Red Hat Enterprise Linux.
• Hands-on experience with Ansible automation, AWS cloud environments, and Tenable (Nessus) vulnerability management.
• Current DoD 8570 IAT Level II certification and the ability to resolve complex hardware, software, and systems integration issues.
• U.S. Citizenship is required for all applicants.
• Employment is contingent upon successful completion of a security background investigation and polygraph.
• DOD 8570 Certification
• This position requires an active Security Clearance with appropriate Polygraph.

Nice To Haves

• Experience supporting mission-critical enterprise environments with high availability requirements.
• Strong understanding of Service-Oriented Architecture (SOA) concepts and system interdependencies.
• Proven analytical and troubleshooting skills with the ability to diagnose complex technical challenges.
• Ability to work effectively in operational environments requiring shift work, weekend support, and collaboration across technical teams.

Responsibilities

• Administer, maintain, and optimize Linux-based server environments with a focus on Red Hat Enterprise Linux.
• Develop, implement, and maintain infrastructure automation using Ansible.
• Support AWS cloud environments and ensure system performance, availability, and security.
• Perform vulnerability management activities utilizing Tenable (Nessus) and support remediation efforts.
• Troubleshoot and resolve complex hardware, software, application, and integration issues.
• Ensure systems meet required security standards, including compliance with DoD 8570 IAM Level II requirements.
• Support Service-Oriented Architecture (SOA) environments and understand system interdependencies across integrated platforms.
• Participate in operational support activities, including shift work and weekend coverage as required.

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: Senior