Journeyman Cybersecurity Systems Administrator

Saalex Corp.; California, Northern (MO, KY); Hybrid; USD 95,000 - 110,000; Full time

Benefits offered by this job

Health Care Plan

Retirement Plan

Life Insurance

Paid Time Off

Short Term & Long Term Disability

Training & Development

Wellness Resources

Stock Option Benefit

Job summary

Saalex Corp. in China Lake, CA is seeking a Journeyman Cybersecurity Systems Administrator to support mission systems across Windows and RHEL environments. The role focuses on securing, configuring, and sustaining systems for engineering and testing activities.

You will develop secure baselines, deploy images, perform vulnerability scans, and ensure RMF and DISA STIG compliance, while collaborating with developers, government personnel, and field teams.

Qualifications

• Three+ years in Windows and/or Linux systems administration.
• Experience supporting DoD or similarly regulated environments.
• Ability to troubleshoot, document, and communicate clearly.

Responsibilities

• Administer Windows 10/11, Windows Server, and RHEL 8/9 systems.
• Develop and maintain secure Windows and Linux baseline images.
• Create Windows Answer Files (Unattend.xml) and Linux Kickstart deployment files.
• Install, configure, patch, and troubleshoot operating systems and mission software.
• Execute ACAS and SCAP scans and remediate vulnerabilities.
• Apply and maintain DISA STIGs and support RMF compliance.
• Administer Active Directory, GPO, DNS, DHCP and privileged accounts.
• Support VMware, Hyper‑V, backups, disaster recovery, and lifecycle maintenance.
• Troubleshoot network connectivity, VPNs, routers, switches, and firewalls.
• Develop PowerShell or Bash scripts to automate tasks.
• Document system configurations and support software releases.
• Travel to support laboratory integration, testing, and field activities.

Skills

Windows administration

Linux administration

Troubleshooting

Documentation

Communication

DoD/regulated environment experience

Scripting (PowerShell, Bash, Python)

Education

3-10 years relevant experience with required certifications

BA/BS degree

MA/MS degree

Tools

Active Directory

GPO

DNS

DHCP

VMware

Hyper-V

Unattend.xml

Kickstart

ACAS

SCAP

DISA STIGs

RMF

PowerShell

Bash

Python

Job description

Saalex is seeking a Journeyman Cybersecurity Systems Administrator in China Lake, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test Range Operations and Management, Engineering and Logistics Services, Data Analytics and Business Intelligence Services and Information Technology Services.

Position Type:Full-Time

Salary:$95k-$110k annually (depending on experience)

Work Location:Onsite.

Position Summary:

Saalex Solutions is seeking aCybersecurity Systems Administrator (Journeyman)to support the SSAT Program under the TARIF TSS Contract. The selected candidate will administer, secure, configure, and sustain Windows and Red Hat Enterprise Linux (RHEL) mission systems supporting engineering, software integration, developmental testing, and operational readiness.

The successful candidate will develop secure operating system baselines, deploy standardized system images, support cybersecurity compliance, and collaborate with software developers, systems engineers, and Government personnel to maintain mission-ready computing environments.

Essential Functions:

• Administer Windows 10/11, Windows Server, and RHEL 8/9 systems.
• Develop and maintain secure Windows and Linux baseline images.
• Create Windows Answer Files (Unattend.xml) and Linux Kickstart deployment files.
• Install, configure, patch, and troubleshoot operating systems and mission software.
• Execute ACAS and SCAP scans and remediate vulnerabilities.
• Apply and maintain DISA STIGs and support RMF compliance.
• Administer Active Directory, Group Policy, DNS, DHCP, and privileged user accounts.
• Support VMware, Hyper‑V, backups, disaster recovery, and system lifecycle maintenance.
• Troubleshoot network connectivity, VPNs, routers, switches, and firewalls.
• Develop PowerShell or Bash scripts to automate administration tasks.
• Document system configurations and support engineering integration and software releases.
• Travel as required to support laboratory integration, testing, and field activities.

Required:

• Meet applicableDoD 8140/DCWFrequirements for a privileged systems administrator.
• Three (3) or more years of Windows and/or Linux systems administration experience.
• Experience supporting DoD or similarly regulated computing environments.
• Strong troubleshooting, communication, and documentation skills.

Desired:

• Windows 10/11 and Windows Server experience.
• Red Hat Enterprise Linux (RHEL) experience.
• Active Directory, GPO, DNS, DHCP, IAM experience.
• MDT, WDS, PXE, Windows Answer Files, Kickstart experience.
• VMware or Hyper‑V experience.
• ACAS, SCAP, DISA STIGs, RMF experience.
• PowerShell, Bash, Python (preferred) experience.
• Engineering lab, developmental test, or mission systems experience.
• NAVAIR, NAWCWD, or Test & Evaluation experience.

Education:

• 3-10 years of relevant experience with the required certifications, or 3-5 years of relevant experience with a BA/BS degree, or An MA/MS degree with less than 3 years of experience.

Security Clearance:

• Active Secret clearance required. Requirements to obtain a clearance include US Citizenship, security investigation, etc.

• Health Care Plan (Medical, Dental & Vision)
• Retirement Plan (401k, IRA)
• Life Insurance (Basic, Voluntary & AD&D)
• Paid Time Off (Vacation, Sick & Public Holidays)
• Short Term & Long Term Disability
• Training & Development
• Wellness Resources
• Stock Option Benefit