Senior Systems Administrator / DevOps Engineer

Columbia Technology Partners•Annapolis Junction, MD

2d•$170 - $210

About The Position

Columbia Technology Partners is seeking a Senior Systems Administrator / DevOps Engineer to support a high-visibility mission environment and software engineering effort focused on transitioning advanced capabilities into a production-ready platform. The role supports critical infrastructure and services in a Kubernetes-based environment and works alongside development and engineering teams in support of mission-focused operations. The position administers, maintains, and optimizes Linux-based systems supporting a classified enterprise environment. The administrator works with developers, engineers, and mission stakeholders to ensure system reliability, security, and scalability while supporting containerized applications and modern infrastructure technologies.

Requirements

10+ years of Linux Systems Administration or Systems Engineering experience in enterprise or mission-focused environments.
Experience administering Red Hat Enterprise Linux (RHEL) and/or CentOS systems within Kubernetes-based environments.
CompTIA Security+ CE certification.
Hands-on experience with Kubernetes and Bash scripting.
U.S. citizenship.
Active Security Clearance with appropriate Polygraph.
Successful completion of a security background investigation and polygraph.
Applicants and employees are subject to random drug testing in accordance with Executive Order 12564.

Nice To Haves

Experience supporting classified or high-security networking environments is strongly preferred.
Red Hat certification.
Python, Ansible, Salt, or VMware experience.
Agile and DevOps methodologies.
Experience with storage, networking, security compliance, authentication services, encryption technologies, and physical server administration.

Responsibilities

Administer and maintain Linux systems, primarily Red Hat Enterprise Linux (RHEL) and CentOS environments.
Support Kubernetes platforms, including container management, orchestration, and related tooling.
Troubleshoot and resolve system, application, networking, and infrastructure issues in a mission-critical environment.
Implement automation and configuration management solutions using technologies such as Bash, Python, Ansible, or Salt.
Support system hardening, security compliance, authentication services, and encryption/key management technologies.
Manage virtualized and physical server infrastructure, storage systems, and networking components.
Collaborate with development, DevOps, and engineering teams to improve operational efficiency and platform reliability.

Benefits

Three medical plans with in-network and out-of-network options.
Vision and dental coverage paid in full by CTP.
401(k) with a 6% company contribution.
Paid time off and customizable leave plans.
Jury duty, bereavement, and military leave.
Up to $10,000 for approved career-related learning, training, education, and/or tuition.
Life and AD&D insurance.
Short-term and long-term disability coverage.
End-of-year profit-sharing bonus.
Tiered referral bonus program with bonuses ranging from $7,000 to $20,000.