Senior Systems Administrator — Linux and Cloud

Job overview

The Senior Systems Administrator — Linux and Cloud role is onsite at China Lake, CA, with the listing located in Ridgecrest, CA. Compensation is $38–$40 per hour. Saalex supports Department of Defense tactical training systems and test range capabilities, including naval air warfare test ranges and national defense readiness. The administrator maintains, hardens, automates, and modernizes mission-critical Linux and AWS systems across classified and unclassified environments. The role supports secure, reliable infrastructure and deployment needs for software developers, test engineers, and cyber leads.

What you'll do

• Administer Red Hat Enterprise Linux, CentOS, and Ubuntu environments
• support AWS infrastructure
• automate provisioning and deployments with Ansible, Terraform, or CloudFormation
• apply DISA STIGs and remediate vulnerabilities
• support CI/CD pipelines
• monitor systems and troubleshoot networks
• administer accounts and access controls
• collaborate in Agile/Scrum coordination.

What we're looking for

Skills & competencies

senior systems administrator

linux

aws

cloud systems

devsecops

rhel

ansible

terraform

dod

secret clearance

china lake ca

ridgecrest ca

$38–$40/hr

part-time

Work arrangement

• Weekend coverage required

Benefits & perks

• Full sponsorship for DoD cyber credentials, technical training, and professional development units
• adaptable scheduling around core operational windows.

Why this role

The posting describes a 20–25-hour workweek and alternate Fridays off, while the work-location text says full-time onsite; it also requires active Secret clearance and ability to gain and maintain Top Secret clearance.

About the employer

Saalex is hiring for this role. Industry: Computer Systems Design Services. Sector: 54.