Systems Administrator 3 (On-Call) - Linux/Bash/Python/STE/STN/Docker/Kubernetes

Captivation Software • Annapolis Junction, MD

4d • $130,000 - $270,000

About The Position

Captivation Software is seeking a senior-level Systems Administrator to support a large-scale Linux system. The role covers installation of COTS/GOTS/FOSS software, day-to-day operations, monitoring, and problem resolution across compute, network, memory, and storage components. The administrator will maintain system security integrity, configure network components, and implement operating-system enhancements to improve reliability and performance. This position is open to direct hires only; candidates from third-party staffing or recruiting firms will not be considered.

Requirements

• Currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph; candidates must be U.S. citizens.
• Fifteen years of experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity.
• A bachelor's degree in a technical discipline from an accredited college or university, or five additional years of Systems Administration experience in lieu of the degree.
• Security+ certification.
• Experience using the Linux CLI.
• Experience developing scripts using Bash and Python.
• Experience performing Systems Administration, including installation, configuration, and support of COTS/GOTS/FOSS software in a large-scale Linux cluster environment.
• General technical knowledge of compute, network, memory, and storage system components.
• Experience with Red Hat Satellite systems management solution.
• Familiarity with Splunk for ingesting, indexing, searching, monitoring, and analyzing big data.
• Experience sustaining and supporting large Linux clusters, including day-to-day operations, monitoring, and problem resolution.
• Experience configuring and sustaining VMware ESXi/virtualization environments.
• Experience with Infrastructure as Code principles and automation tools such as SaltStack and Ansible.
• Experience with corporate STE/STN security compliance policies and procedures.
• Experience using system monitoring tools such as HPE One View and Nagios.
• Experience with containerization technologies such as Docker.

Nice To Haves

• Experience with container orchestration technologies such as Kubernetes.
• Experience with distributed file systems such as Weka, CEPH, GPFS, and HDFS.
• Experience with the Atlassian Suite of Tools, such as Jira and Confluence.

Responsibilities

• Install COTS/GOTS/FOSS software in a large-scale Linux system.
• Support day-to-day operations, monitoring, and problem resolution for compute, network, memory, and storage components.
• Maintain system security integrity.
• Configure network components.
• Implement operating-system enhancements to improve reliability and performance.
• Sustain and support large Linux clusters.
• Configure and sustain VMware ESXi/virtualization environments.
• Apply Infrastructure as Code principles and automation tools such as SaltStack and Ansible.
• Use system monitoring tools such as HPE One View and Nagios.

Benefits

• 401(k) contribution of up to 20%, with no matching requirement and vesting from day one.
• $3,600 HSA contribution.
• Six weeks of paid time off.
• Company-paid employee medical, dental, vision, life, short-term disability, long-term disability, and AD&D insurance.
• Above-market hourly rates.

What This Job Offers

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