System Administrator 3

Columbia Technology Partners • Annapolis Junction, MD

5d

About The Position

Columbia Technology Partners is seeking an experienced System Administrator 3 to provide implementation, troubleshooting, maintenance, and operational support for mission-critical IT systems. The ideal candidate will have extensive experience supporting Linux-based enterprise environments, managing infrastructure components, resolving complex technical issues, and ensuring the availability, reliability, and performance of systems supporting customer operations. This role requires a strong background in Red Hat Enterprise Linux (RHEL) administration, automation using Ansible, and experience supporting STE/STN and Satellite Server environments. The selected candidate will work closely with operations teams, engineers, and end users to maintain system integrity and deliver responsive support across a dynamic mission environment.

Requirements

• Fifteen (15) years of experience as a Systems Administrator supporting programs and contracts of similar scope, type, and complexity; an additional five (5) years of experience may be substituted for a bachelor's degree.
• Bachelor's degree in a technical discipline from an accredited college or university.
• DoD 8570 Information Assurance Technical (IAT) Level I certification or higher.
• Strong hands-on experience administering Red Hat Enterprise Linux (RHEL) environments and leveraging Ansible for automation and configuration management.
• Experience supporting enterprise server infrastructure, including STE/STN systems, Red Hat Satellite Server, system performance optimization, and complex troubleshooting across hardware, software, and networked environments.
• U.S. Citizenship is required for all applicants.
• Employment is contingent upon successful completion of a security background investigation and polygraph.
• DOD 8570 IAT Level I Certification
• This position requires an active Security Clearance with appropriate Polygraph.

Nice To Haves

• Experience supporting large-scale enterprise or mission-focused IT environments.
• Knowledge of Service-Oriented Architecture (SOA) concepts and system interdependencies.
• Experience with infrastructure performance tuning, capacity planning, and system optimization.
• Familiarity with virtualization, enterprise storage solutions, and network infrastructure.
• Experience supporting highly secure government or DoD environments.

Responsibilities

• Provide implementation, troubleshooting, maintenance, and operational support for enterprise IT systems.
• Manage the daily configuration, operation, monitoring, and optimization of system infrastructure.
• Administer and maintain Linux and Windows operating systems, with an emphasis on Red Hat Enterprise Linux (RHEL).
• Utilize Ansible automation tools to streamline system administration and configuration management activities.
• Support and maintain STE/STN and Satellite Server environments.
• Provide Tier 1 and Tier 2 support, including problem identification, diagnosis, escalation, and resolution.
• Analyze and resolve complex issues involving server hardware, software applications, and system integrations.
• Monitor system performance, optimize resource utilization, and conduct capacity planning activities.
• Assist users with access, functionality, and troubleshooting of IT systems and services.
• Support incident response, dispatch operations, and hardware troubleshooting through resolution.
• Maintain system security, integrity, and reliability through proactive administration and enhancements.
• Support system architecture, mission infrastructure design, and hardware integration efforts.
• Collaborate with technical teams and stakeholders to communicate system status and support escalated issues.

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: Offering customizable leave plans to meet your needs.
• 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