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Classified Systems Administrator

Job in Huntsville, Scott County, Tennessee, 37756, USA
Listing for: The Aerospace Corporation
Full Time position
Listed on 2026-10-04
Job specializations:
  • IT/Tech
    Systems Administrator, Cybersecurity
Salary/Wage Range or Industry Benchmark: 95200 - 142700 USD Yearly USD 95200.00 142700.00 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 (Systems Administration Staff III/IV), 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 in Huntsville, AL.

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, secure, and maintain a diverse infrastructure including:
Windows Server/Desktop, Linux, and Virtualization 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 Systems Administration Staff III:
Active Secret clearance DoD approved 8570 baseline certification such as Security+ or equivalent Minimum 6 or more years of relevant experience with Bachelor’s Degree Proficiency with Windows Server/Active Directory and Windows Desktop Working knowledge of RMF, NIST 800-53, and DISA STIGs Demonstrated ability to remediate vulnerabilities identified by ACAS and SCAP tools

In addition to the above, the minimum requirements for Systems Administration Staff IV include:
Minimum 10 or more years of relevant experience with Bachelor’s Degree or, 8 or more years of relevant experience with Master’s Degree Experience with Red Hat Enterprise Linux, virtualization platforms (Hyper-V, VMWare VSphere) and Cisco networking (IOS, Nexus OS) Experience automating repetitive tasks with scripting or Dev Ops tools Knowledge and experience deploying SPLUNK and other cyber tools

How You Can Stand Out

It would be impressive if you have these:
Advanced degree/certifications An active Top-Secret clearance with SCI eligibility Experience in designing, deploying, and securing complex IT architectures Ability to brief leadership and coordinate with stakeholders on technical solutions Project management skills and experience

We offer a competitive compensation package

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…

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