Senior Linux Systems Administrator — TS/SCI + Poly

General Dynamics Information Technology, Inc.; Maryland; On-site; USD 202,000 - 274,000; Full time

Benefits offered by this job

401K with company match

Paid time off

Health, dental, vision plans

Flexible work weeks

Disability & life insurance

Job summary

General Dynamics Information Technology, Inc. is seeking a Systems Administrator to support a large-scale Linux system, including installation of COTS/GOTS/FOSS software, daily operations, monitoring, and issue resolution for compute, network, memory, and storage components.

The role emphasizes security, reliability, and performance enhancements. You will need a TS/SCI w/ Polygraph clearance, 15+ years of related experience, and technical training or certification.

Qualifications

• Education: Technical Training, Certification(s) or Degree
• Experience: 15+ years of related experience
• Security clearance required: TS/SCI w/ Polygraph

Responsibilities

• Provide support for a large-scale Linux system including installation of COTS/GOTS/FOSS software, day-to-day operations, monitoring, and problem resolution for all compute, network, memory, and storage components
• Maintain system security integrity and configure network components, along with implementing operating systems enhancements to improve reliability and performance
• Sustainment and support of large Linux clusters including day-to-day operations, monitoring and problem resolution
• Configure and sustain VMware ESXi/Virtualization environments
• Utilize IaC principles and automation tools such as SaltStack and Ansible
• Adhere to corporate STE/STN security compliance policies and procedures
• Monitor systems using tools like HPE One View and Nagios
• Work with containerization technologies such as Docker
• Container orchestration knowledge with Kubernetes (nice-to-have)
• Experience with distributed file systems (Weka, CEPH, GPFS, HDFS) (nice-to-have)
• Experience with Atlassian Jira/Confluence (nice-to-have)

Skills

Bash scripting

Linux CLI

Python programming

COTS implementations

Scripting languages

Linux system administration

VMware ESXi/Virtualization

SaltStack

Ansible

Splunk

Red Hat Satellite

Docker

Kubernetes

Nagios

HPE OneView

Scripting automation

Education

Technical Training, Certification(s) or Degree

Tools

Linux

Jira

Confluence

SaltStack

Ansible

VMware ESXi

Red Hat Satellite

Splunk

Docker

Kubernetes

Job description

General Dynamics Information Technology, Inc. is seeking a Systems Administrator to support a large-scale Linux system, including installation of COTS/GOTS/FOSS software, daily operations, monitoring, and issue resolution for compute, network, memory, and storage components.

The role emphasizes security, reliability, and performance enhancements. You will need a TS/SCI w/ Polygraph clearance, 15+ years of related experience, and technical training or certification.