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Classified Systems Administrator

Job in El Segundo, Los Angeles County, California, 90245, USA
Listing for: The Aerospace Corporation
Full Time position
Listed on 2026-06-18
Job specializations:
  • IT/Tech
    Systems Administrator, Cybersecurity
Salary/Wage Range or Industry Benchmark: 95200 USD Yearly USD 95200.00 YEAR
Job Description & How to Apply Below

The Aerospace Corporation is the trusted partner to the nation’s space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space— delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you’ll be part of a special collection of problem solvers, thought leaders, and innovators.

Join us and take your place in space.

Classified Services is responsible for Aerospace’s classified enterprise IT environment. As a Classified Systems Administrator
, you will oversee server and endpoint infrastructure that supports some of the company’s most critical missions. You will join a company that develops cutting edge solutions for our nation’s most complex space enterprise and mission assurance challenges.

The selected candidate will be required to work full-time on-site at our facility in El Segundo, CA.

What You’ll Be Doing

  • Perform all aspects of system administration, including:

    • Installing, configuring, and patching operating systems and applications

    • Managing user accounts, permissions, and group policies

    • Maintaining and monitoring system performance and availability

    • Responding to and resolving incidents, from Tier 1 user support through Tier 3 complex technical issues

  • Administer and improve endpoint protection, backup, and disaster recovery capabilities

  • Develop Power Shell and Ansible scripts to automate administration and compliance tasks

  • Evaluate and remediate security findings from Tenable (ACAS) and SCAP/STIG tools

  • Maintain compliance with RMF, NIST 800-53, and DISA STIG requirements

What You Need to be Successful



Minimum Requirements for the Classified Systems Administrator Staff III in
clude:

  • A minimum of (15) years experience with a High School diploma or equivalent OR (6) or more years of increasingly responsible and relevant professional experience
    with a Bachelor’s degree OR a minimum of (4) or more years of increasingly responsible and relevant professional experience
    with a Master’s degree is required

  • DoD approved 8570/8140 baseline certification such as Security+ or equivalent are required

  • Proficiency with Windows Server/Active Directory & Windows Desktop

  • Working knowledge of RMF, NIST 800-53, and DISA STIGs

  • Demonstrated ability to remediate vulnerabilities identified by ACAS and SCAP tools

  • A current and active
    Active TS/SCI with CI Poly
    security clearance, which is issued by the U.S. government is required. U.S. citizenship is required to obtain a security clearance

In addition to the above, the minimum requirements for Classified
Systems Administrator Staff IV include:

  • Experience with virtualization platforms (Hyper-V, VMWare VSphere)
  • Hands-on containerization experience with tools such as Docker, Podman, and Kubernetes
  • Experience automating repetitive tasks with scripting or Dev Ops tools

How You Can Stand Out

It would be impressive if you have one or more of these:

  • Advanced degree/certifications is preferred

  • Experience with virtualization platforms (Hyper-V, VMWare VSphere) is strongly desired

  • A current and active Special Access Program (SAP) experience and eligibility security clearance, which is issued by the U.S. government, is strongly preferred. U.S. citizenship is required to obtain a security clearance

We offer a competitive compensation package where you’ll be rewarded based on your performance and recognized for the value you bring to our business. The grade-based pay range for this job is listed below. Individual salaries within that range are determined through a wide variety of factors including but not limited to education, experience, knowledge and skills.

(Min - Max)

$95,200.00 - $Pay Basis:
Annual

Leadership Competencies

Our leadership philosophy is simple: every employee, regardless of level and role, can demonstrate leadership. At Aerospace, our commitment is our people. To cultivate our talent and ensure that we have a strong pipeline of future leaders, we want individuals who:

  • Operate Strategically
  • Lead Change
  • Engage with Impact
  • Foster Innovation
  • Deliver…
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