Cleared Linux System Administrator

Sunnyvale, CA

Posted: 10/17/2025 Industry: Technology Job Number: 25-00962

Job Description

A Global Government Contracting Company is seeking a Cleared Linux System Administrator to join their team in Sunnyvale, CA!

**This role is 100% onsite. Secret clearance is required. Must also have current Sec+ Cert or be able to obtain one within 3-6 months.

Looking for candidates with 5-7+ years of experience
Responsibilities:

Administer, maintain, and optimize Linux systems in physical, virtual, and containerized environments

Automate system provisioning and configuration using Ansible

Deploy, manage, and troubleshoot containerized applications (Docker, Kubernetes, OpenShift)

Ensure system hardening and compliance via STIG and SCAP tools

Manage and support NFS protocols and enterprise storage systems (e.G., NetApp)

Support virtualization platforms (VMware, KVM) and container orchestration (OpenShift/OpenStack)

Collaborate on network troubleshooting and perform basic network configurations

Apply security best practices, including SELinux policies and firewall configuration

Monitor system performance, respond to incidents, and proactively resolve issues

Create and maintain clear documentation for system configurations and procedures



Required Qualifications:

3+ years of Linux system administration experience

Strong experience with Ansible for infrastructure automation

Hands-on experience with Docker and Kubernetes-based container environments

Familiarity with OpenShift or similar enterprise container platforms

Experience with STIG/SCAP compliance tools and methodologies

Solid understanding of NFS and NetApp storage management

Working knowledge of virtualization (VMware, KVM)

Basic networking experience (DNS, routing, VLANs, firewalls)

Proficiency in scripting (Bash preferred)

Understanding of SELinux and firewalld for system security

Security certifications (Security+, CISSP, CEH)

Secret/Top Secret Clearance



Preferred Qualifications:

RHCSA or RHCE certification

Kubernetes or OpenShift certification (CKA, Red Hat OpenShift Admin, etc.)

NetApp Certified Data Administrator (NCDA)

Exposure to CI/CD and Infrastructure-as-Code practices

Experience with cloud platforms (AWS, Azure, GCP)

Kaztronix is an equal opportunity employer and does not discriminate on the basis of race, color, national origin, sex, age, religion, disability, veteran status or any other consideration made unlawful by federal, state or local laws. In addition, all human resource actions in such areas as compensation, employee benefits, transfers, layoffs, training and development are to be administered objectively, without regard to race, color, religion, age, sex, national origin, disability, veteran status or any other consideration made unlawful by federal, state or local laws.

By applying to the position, you acknowledge that your information will be used by Kaztronix in processing your application.

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About Sunnyvale, CA

Ready to kickstart your career in the vibrant Silicon Valley area around Sunnyvale, California? This bustling tech hub offers an unparalleled array of job opportunities in the heart of innovation. Nestled near the stunning Santa Cruz Mountains and boasting easy access to iconic landmarks like the Googleplex and Levi's Stadium, Sunnyvale provides a perfect balance of work and play. Indulge in delicious local cuisine, catch a show at the Mountain View Center for the Performing Arts, or take a stroll through the picturesque Sunnyvale Bay Trail. Don't miss out on the chance to grow your career in this dynamic and enchanting region – explore our job listings today!