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  1. Home
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  5. Systems Administrator with Security Clearance
COLSA logo

Systems Administrator with Security Clearance

Not Disclosed•Full-TimeOn-site

location_on127, Hatchee Road, Eglin Village, Okaloosa County, Florida, 32542, United States

Apply Now

About the Role

You will join the Advanced Programs Lab (APL) system administration team, providing critical support to the 96th Cyberspace Test Group, 46th Test Squadron, and the Tactical Data Links Test Flight at Eglin AFB. In this position, you will serve as a key member of a specialized team responsible for the functionality and performance of lab hardware and software systems, including offline platform IT and prototype environments.

Your day-to-day work involves a blend of hands-on system administration and strategic security compliance. You will troubleshoot complex desktop and server issues, manage user accounts and file permissions, and perform hardware diagnostic testing on offline equipment. A significant portion of your time will be dedicated to maintaining a high-security posture by executing regular Nessus security scans, applying system patches, and ensuring strict adherence to Defense Information System Agency (DISA) guidelines, USAF security updates, and cybersecurity policies across Windows and Linux operating systems.

Beyond technical execution, you will drive process improvement by developing and documenting standard operating procedures, performing program scripting in PowerShell for system automation, and supporting Defense Test and Evaluation (DT&E) enclave assessments. This role requires a self-starter who thrives in ambiguous environments, capable of collaborating with cross-functional teams to resolve unusual issues and bring energy and curiosity to complex challenges.

About COLSA

At COLSA, people are our most valuable resource, centered at our core value. We invite you to unite your talents with opportunity and be a part of our "Family of Professionals." We foster an employee-centric culture that values initiative, creativity, and a strong work ethic. Learn more about our culture and benefits at COLSA Culture & Benefits.

Hiring Process & Security Requirements

Selected candidates will be subject to a government security investigation and must meet eligibility requirements for access to classified information. U.S. citizenship is required, and applicants must hold an active DoD SECRET security clearance adjudicated within the past five years, with the ability to obtain and maintain a DoD Top Secret security clearance. Experience working in Special Access Programs Facilities (SAP-F) or Sensitive Compartmented Information Facilities (SCIF) is highly valued.

Equal Opportunity Employer

COLSA Corporation is an Equal Opportunity Employer. We consider qualified applicants regardless of race, color, religion, sex, sexual orientation, gender identity, or national origin. Minorities, females, veterans, and individuals with disabilities are encouraged to apply.

Work location

Work model: On-site

location_on

127, Hatchee Road, Eglin Village, Okaloosa County, Florida, 32542, United States

Florida

Key Responsibilities

  • check_circleBuild and support physical and virtual host environments for lab hardware and software systems
  • check_circlePerform hardware diagnostic testing and schedule preventive and corrective maintenance for offline equipment
  • check_circleDocument all maintenance actions, troubleshooting efforts, and repairs using established logs and databases
  • check_circleDevelop and document systems administration standard operating procedures
  • check_circleConduct regular Nessus security scanning, system patching, and vulnerability remediation
  • check_circleEnsure compliance with DISA guidelines, USAF security updates, and cybersecurity policies on Windows and Linux
  • check_circleProvide system administrator support including troubleshooting desktop workstations and managing user accounts
  • check_circleSupport DT&E enclave assessment and authorization in accordance with DoD and AF instructions

Requirements

  • verifiedBachelors Degree in STEM with 3-5 years experience OR Associates Degree in STEM with 7-9 years experience OR High School Diploma with 11-13 years experience
  • verifiedCurrent CompTIA Security+ certification or equivalent
  • verifiedU.S. Citizenship required
  • verifiedActive DoD SECRET security clearance adjudicated within past 5 years
  • verifiedAbility to obtain and maintain Special Access Program (SAP) access
  • verifiedAbility to obtain and maintain DoD Top Secret security clearance
  • verifiedExpertise in RMF controls, STIGs, and SCAP Benchmarks
  • verifiedRecent experience with Microsoft Windows 11, local group policies, patching, and upgrading
  • verifiedExpertise in building Windows systems and troubleshooting IT hardware/software
  • verifiedAbility to travel up to 15%

Nice to Have

Current and active DoD Top Secret security clearance. Basic networking (routing/switching/VLANs/firewalls/protocols) hardware and configuration. Linux OS (RHEL, Ubuntu, Fedora) operation and configuration. Docker/Podman container environment integration. Working in Special Access Programs Facilities (SAP-F) and/or Sensitive Compartmented Information Facility (SCIF).

COLSA cover image
COLSA logo
Company

COLSA

Industry

Defense and Space Manufacturing

Headquarters

Huntsville, Alabama

Open Roles

1

A Family of Professionals

COLSA is a defense and space manufacturing firm headquartered in Huntsville, Alabama. The organization delivers full-scale capabilities spanning cyber and information warfare, rapid prototyping, engineering, uncrewed systems, acquisition, logistics, studies and analysis, data science, and systems and software engineering. These technical services are designed to address complex operational requirements across multiple sectors. The company serves a diverse range of clients including the Defense, Intelligence, Law Enforcement, Space, and Civil markets. By integrating advanced data science with practical engineering solutions, COLSA supports mission-critical projects that require high levels of innovation and reliability. The firm's approach focuses on providing tailored solutions that meet the specific needs of government and commercial entities operating in high-stakes environments. With a strong presence in the Huntsville area, COLSA leverages local expertise in the defense and aerospace industries to drive its operations. The organization maintains a broad footprint in systems engineering and logistics, ensuring that clients receive comprehensive support from initial concept through to deployment and sustainment. This operational model allows the company to adapt quickly to changing mission parameters while maintaining rigorous standards for security and performance.

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Skills, education and keywords

Skills: Windows, Linux, Powershell, Nessus, RMF, Stig, Scap Benchmarks, Windows 11, Local Group Policies, Comp Tia Security+.

Education: Bachelor's Degree in a STEM field with 3-5 years experience; Associate's Degree in a STEM field with 7-9 years experience; High School Diploma with 11-13 years experience.

Frequently asked questions about Systems Administrator with Security Clearance at COLSA

What does a Systems Administrator with Security Clearance at COLSA do?expand_more
A Systems Administrator with Security Clearance at COLSA is responsible for the following: Build and support physical and virtual host environments for lab hardware and software systems; Perform hardware diagnostic testing and schedule preventive and corrective maintenance for offline equipment; Document all maintenance actions, troubleshooting efforts, and repairs using established logs and databases; and Develop and document systems administration standard operating procedures.
What are the requirements for this Systems Administrator with Security Clearance role?expand_more
To qualify for the Systems Administrator with Security Clearance at COLSA position, applicants should have: Bachelors Degree in STEM with 3-5 years experience OR Associates Degree in STEM with 7-9 years experience OR High School Diploma with 11-13 years experience; Current CompTIA Security+ certification or equivalent; U.S. Citizenship required; Active DoD SECRET security clearance adjudicated within past 5 years; Ability to obtain and maintain Special Access Program (SAP) access; and Ability to obtain and maintain DoD Top Secret security clearance.
Where is the Systems Administrator with Security Clearance role at COLSA located?expand_more
Systems Administrator with Security Clearance at COLSA is based in 127, Hatchee Road, Eglin Village, Okaloosa County, Florida, 32542, United States. This is a on-site role.
Is this Systems Administrator with Security Clearance job remote, hybrid, or on-site?expand_more
COLSA has listed this Systems Administrator with Security Clearance role as on-site.
How much experience is required for this Systems Administrator with Security Clearance role?expand_more
Systems Administrator with Security Clearance at COLSA typically requires 3–13 years of relevant experience at the mid level level.
What skills do you need for the Systems Administrator with Security Clearance role at COLSA?expand_more
Key skills for Systems Administrator with Security Clearance at COLSA include Windows; Linux; Powershell; Nessus; RMF; Stig; Scap Benchmarks; and Windows 11.
What education is required for Systems Administrator with Security Clearance at COLSA?expand_more
Educational requirements for this role: Bachelor's Degree in a STEM field with 3-5 years experience; Associate's Degree in a STEM field with 7-9 years experience; and High School Diploma with 11-13 years experience.
What category does the Systems Administrator with Security Clearance role belong to?expand_more
Systems Administrator with Security Clearance at COLSA is part of the it job category on Recrutus.

About COLSA

COLSA is a defense and space manufacturing firm headquartered in Huntsville, Alabama. The organization delivers full-scale capabilities spanning cyber and information warfare, rapid prototyping, engineering, uncrewed systems, acquisition, logistics, studies and analysis, data science, and systems and software engineering. These technical services are designed to address complex operational requirements across multiple sectors.

The company serves a diverse range of clients including the Defense, Intelligence, Law Enforcement, Space, and Civil markets. By integrating advanced data science with practical engineering solutions, COLSA supports mission-critical projects that require high levels of innovation and reliability. The firm's approach focuses on providing tailored solutions that meet the specific needs of government and commercial entities operating in high-stakes environments.

With a strong presence in the Huntsville area, COLSA leverages local expertise in the defense and aerospace industries to drive its operations. The organization maintains a broad footprint in systems engineering and logistics, ensuring that clients receive comprehensive support from initial concept through to deployment and sustainment. This operational model allows the company to adapt quickly to changing mission parameters while maintaining rigorous standards for security and performance.

Browse more roles: All COLSA jobs, it jobs on Recrutus.

Recrutus

Curating the world's most innovative career opportunities. We bridge the gap between visionary talent and industry-leading companies.

Search roles by city, category, skill, or job type — explore verified US employers, salary benchmarks, and remote-friendly teams hiring nationwide.

publiclanguageshare
Job seekers
Browse jobsCompanies hiringRemote jobsJobs by locationJobs by cityJobs by categoryJobs by skillCareer guidesCareer blogSalary insights
Job types
Contractor jobsFull-Time jobsIntern jobsOther jobsPart-Time jobsPer-Diem jobsTemporary jobsVolunteer jobs
Top states
Jobs in TexasJobs in CaliforniaJobs in New YorkJobs in FloridaJobs in North CarolinaJobs in OhioAll states →
Top categories
Healthcare & Nursing jobsLogistics & Warehouse jobsEngineering jobsIT jobsSales jobsHospitality & Catering jobsAccounting & Finance jobs
Popular skills
CDL-A jobsExcel jobsEnglish jobsBLS jobs
Featured employers
Company
About usFAQContactPrivacy policyUS privacy notice

Recrutus helps candidates discover roles that match their skills and helps teams reach qualified applicants faster. Browse by metro, discipline, or work style — from internships to senior leadership.

© 2026 Recrutus. All rights reserved.
Terms of serviceCookie policyAcceptable useDMCA policyEmployer termsCandidate terms
check_circle
Perform program scripting in PowerShell to support system automation and workflow efficiency
View company profilearrow_forwardlanguageWebsitelinkLinkedIn
Quick Overview

Experience

3-13 yrs (Mid Level)

Education

Bachelor's Degree in a STEM field with 3-5 years experience

Job Type

Full-Time

Skills Required

WindowsLinuxPowershellNessusRMFStigScap BenchmarksWindows 11Local Group PoliciesComp Tia Security+
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