Senior Linux System Administrator

Zachary Piper Solutions; San Diego (CA); Hybrid; USD 100,000 - 130,000; Full time

Benefits offered by this job

Comprehensive benefits (medical,Dental

Vision, 401k w/ ADP, PTO

Holidays

Job summary

Zachary Piper Solutions seeks a Senior Linux System Administrator to support a large Department of Defense program in San Diego, CA. You will install, configure, and maintain Linux servers, monitor performance, and ensure system security.

The role requires strong Linux expertise, the ability to obtain and maintain a Secret or Top Secret clearance, and familiarity with security best practices. A Security+ certification is required.

Qualifications

• Bachelor's degree with 4 years of experience, or Associates with 6 years, or 8 years without a degree.
• Must be able to obtain and maintain an active Secret or Top Secret clearance.
• Strong Linux experience.
• Security+ Certification required.

Responsibilities

• Install, configure, and support LAN/WAN/Internet systems or segments of a network system.
• Monitor network to ensure availability for all users and perform maintenance as needed.
• Assist in network modeling, analysis, planning, and coordination between network and data communications hardware and software.
• Administer network security measures.

Skills

Strong Linux experience

Security+ Certification

Education

Bachelor's degree + 4 years experience

Associates degree + 6 years experience

8 years experience without a degree

Tools

RHEL (Red Hat)

Cisco CCNA

Job description

Zachary Piper Solutions is looking for a Senior Linux System Administrator to join a large DOD program in San Diego, CA.

Essential Duties of the Sr Linux System Administrator:

• Install, configure, and support an organization's local area network (LAN), wide area network (WAN), and Internet systems or a segment of a network system.
• Monitor network to ensure network availability to all system users and may perform necessary maintenance to support network availability.
• May assist in network modeling, analysis, planning, and coordination between network and data communications hardware and software.
• May administer network security measures.

Qualifications of the Sr Linux System Administrator:

• Bachelors degree and 4 years of experience, Associates degree and 6 years of experience, or 8 years of experience without a degree
• Must be able to obtain and maintain an active Secret or Top Secret clearance.
• Strong Linux experience.
• Security+ Certification required.

Compensation for the Sr Linux System Administrator:

• $100,000 - $130,000 (based on experience)
• Comprehensive benefit package; Cigna Medical, Cigna Dental, Vision, 401k w/ ADP, PTO, Sick Leave as required by law, paid holidays

This job opens for applications on 9/23/2026. Applications for this job will be accepted for at least 30 days from the posting date.

#LI-LS3 #LI-ONSITE

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