Senior Systems Administrator

Saalex

Camarillo (CA)

On-site

USD 150,000 - 175,000

Full time

14 days+

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Benefits offered by this job

Health Care Plan

Retirement Plan

Life Insurance

Paid Time Off

Disability Insurance

Training & Development

Wellness Resources

Stock Option Plan

Job summary

Saalex is seeking a Senior System Administrator to serve as a senior technical resource across DoD environments, responsible for systems administration, cybersecurity compliance, RMF support, vulnerability management, and enterprise infrastructure across multiple mission-critical systems. The role demands extensive DoD experience and leadership across diverse operating environments.

The position is full-time and onsite at Camarillo/Naval Air Station Point Mugu, CA with a salary range of

Qualifications

Minimum 10 years of systems administration experience.
Active Top Secret clearance with ability to obtain SAP access.
Experience implementing cybersecurity controls, system hardening, patch management, STIG compliance, and vulnerability remediation.
Experience supporting RMF, ATO, continuous monitoring, and enterprise cybersecurity requirements.
Experience with Configuration Control Boards (CCBs), change management, and configuration management documentation.
Strong troubleshooting, analytical, organizational, and communication skills.
Demonstrated ability to lead technical efforts and mentor junior personnel.

Responsibilities

Lead administration, maintenance, and sustainment of Windows and UNIX/Linux systems.
Provide RMF support and system authorization documentation.
Lead patch management, security updates, and lifecycle activities.
Coordinate with IA personnel, engineers, system owners, and government customers.
Provide training and guidance to junior staff and technical teams.
Support cybersecurity inspections, audits, and compliance reviews.

Skills

Windows administration

UNIX/Linux administration

RMF

Vulnerability remediation

Security+

DoD compliance

Mentoring

Troubleshooting

Leadership

CCBs

Education

High School Diploma or GED

CompTIA Security+ certification

Tools

ACAS

eMASS

SCCM

Tenable

Job description

Saalex is seeking a Senior System Administrator in Camarillo/Naval Air Station Point Mugu, CA. The selected candidate will serve as a senior technical resource responsible for systems administration, cybersecurity compliance, RMF support, vulnerability management, configuration management, and enterprise infrastructure support across multiple mission-critical systems. This position requires extensive experience supporting secure DoD environments and the ability to lead technical efforts across diverse operating environments.

Position Type: Full-Time

Salary: $150k - $175k annually (depending on experience)

Work Location: Onsite – NAS Point Mugu, CA

Essential Functions

Lead administration, maintenance, and sustainment of Windows and UNIX/Linux systems supporting mission operations.
Serve as a senior technical advisor for RMF, cybersecurity compliance, and system authorization efforts.
Lead preparation, maintenance, and submission of accreditation packages and RMF documentation.
Implement and oversee security controls, STIG compliance, vulnerability remediation, and continuous monitoring activities.
Review, analyze, and remediate ACAS findings, audit logs, and cybersecurity vulnerabilities.
Lead patch management efforts, security updates, and operating system lifecycle activities.
Manage system resources including availability, capacity, performance, and disaster recovery readiness.
Support planning, installation, testing, and deployment of new hardware, software, and operating system upgrades.
Lead development of system documentation, SOPs, architecture diagrams, inventories, and configuration baselines.
Serve as a voting member and technical contributor to Configuration Control Boards (CCBs) and change management activities.
Review and approve technical changes to ensure compliance with system security and configuration management requirements.
Coordinate with Information Assurance personnel, engineers, system owners, and government customers.
Provide technical leadership, mentoring, and guidance to junior administrators and technical staff.
Support cybersecurity inspections, audits, security assessments, and compliance reviews.
Participate in enterprise IA initiatives supporting department-wide cybersecurity requirements.
Provide training and knowledge transfer to technical teams and end users as required.
Other duties as assigned or required.

Required

Minimum of 10 years of systems administration experience supporting complex Windows and/or UNIX/Linux environments.
CompTIA Security+ or equivalent DoD-approved Information Assurance certification required.
Experience implementing and maintaining cybersecurity controls, system hardening, patch management, STIG compliance, and vulnerability remediation.
Experience supporting RMF, ATO, continuous monitoring, and enterprise cybersecurity requirements.
Experience with Configuration Control Boards (CCBs), change management processes, and configuration management documentation.
Strong troubleshooting, analytical, organizational, and communication skills.
Demonstrated ability to lead technical efforts and mentor junior personnel.

Desired

Experience supporting RMF, ATO, and DoD cybersecurity compliance activities.
Experience with ACAS, eMASS, SCCM, Tenable, or similar cybersecurity tools.
Experience supporting Navy, NAVAIR, or other DoD environments.
Microsoft, Red Hat, Linux+, RHCSA/RHCE, or similar systems administration certifications.

Education

High School Diploma or GED required. Additional technical education or cybersecurity-related coursework preferred.

Security Clearance

Active Top Secret clearance required with the ability to obtain Special Access Program (SAP) access. Requirements to obtain a clearance include US Citizenship, security investigation, etc.