Demo

System Administrator III

Agile Defense
Scott, IL Other
POSTED ON 11/12/2025 CLOSED ON 12/16/2025

What are the responsibilities and job description for the System Administrator III position at Agile Defense?

At Agile Defense we know that action defines the outcome and new challenges require new solutions. That’s why we always look to the future and embrace change with an unmovable spirit and the courage to build for what comes next.


Our vision is to bring adaptive innovation to support our nation's most important missions through the seamless integration of advanced technologies, elite minds, and unparalleled agility—leveraging a foundation of speed, flexibility, and ingenuity to strengthen and protect our nation’s vital interests.


Requisition #: 1283

Job Title – System Administrator III

Location – Scott AFB

Clearance Level – Secret

Required Certifications – IAT Level II or Greater


Summary 

Looking for a candidate with a strong understanding of automation engineering. Candidate should be familiar with Windows Server 2022, Server 2016, and Red Hat Linux 8.x, including configuring OS settings via automation. Candidate should be familiar with engineering practices and be capable of analyzing requirements and developing a supportable, well documented end product to meet customer needs. Candidate should have a strong background in troubleshooting methodologies and be open to learning new skills.

Strong Background in automation engineering

Automation development experience using VBScript, Bash, SQL, PowerShell, batch, HTA

Strong process and engineering documentation skills

Ability to break down process and developer documentation in to logically automatable steps

AWS Experience a plus

Symantec Altiris and GSS Experience

Windows, Red Hat Linux admin experience

Familiar with automating and troubleshooting DISA STIG implementations

SQL 2008 R2 and higher and/or other DBA experience a plus


Job Duties and Responsibilities

Act as third level support with strong troubleshooting skillset

Provides System Administration for systems, servers, appliances, communications devices and software for AMC’s C2 and Business Systems.

Ensures systems, servers, appliances, communications devices and operating system/application software are properly configured for network operation, are on-line and are available to customers.

Provide Level 3 expertise for AMC’s C2 and Business systems.


Qualifications

Required Certifications

Strong SA experience with RHEL 7.x or greater

Strong BASH scripting skills

Experience with YUM and managing YUM repositories

Experience with automation methodologies

Experience as 3rd level escalation point

Ability to adapt and contribute to standardization methodologies

Capable of designing, testing and delivering solutions to operational support for implementation

Working knowledge of systems administration processes and hardware and software components

Knowledgeable of hardware and software capabilities and limitations supporting the functional system

Detail-oriented with proven analytical and problem-solving skills

Ability to administer highly reliable systems solutions for delivering required business capabilities

Ability to utilize available tools and resources to resolve issues

Ability to clearly and concisely communicate / explain technical information to a broad range of people with varying levels of technical expertise

IAT Level II or Greater


Education, Background, and Years of Experience

Bachelor’s degree in Engineering, Computer Science, Computer Management Information Systems or related field (or equivalent experience).

9 Years experience in System Administration.


Additional Skills and Qualifications

Required Skills

Preferred Skills

Excellent communications skills

Excellent Customer Focus/Satisfaction skills

Strong team/personnel leadership skills

Strong understanding of and ability to demonstrate the Agile Defense Core Values: Happy, Helpful, Honest, Humble, Hungry, Hustle.


Working Conditions

Environmental Conditions

Office environment

Strength Demands

Sedentary

Physical Requirements

Stand or Sit

Repetitive Motion

Use Hands

Stop or Kneel

Talk/Hear

See

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Employees of Agile Defense are our number one priority, and the importance we place on our culture here is fundamental. Our culture is alive and evolving, but it always stays true to its roots. Here, you are valued as a family member, and we believe that we can accomplish great things together. Agile Defense has been highly successful in the past few years due to our employees and the culture we create together. 


What makes us Agile? We call it the 6Hs, the values that define our culture and guide everything we do. Together, these values infuse vibrancy, integrity, and a tireless work ethic into advancing the most important national security and critical civilian missions. It's how we show up every day. It's who we are.


We also believe in supporting our employees by offering a competitive and comprehensive benefits package. To explore the benefits we offer, please visit our website under the Careers section.


Happy - Be Infectious.

Happiness multiplies and creates a positive and connected environment where motivation and satisfaction have an outsized effect on everything we do.


Helpful - Be Supportive.

Being helpful is the foundation of teamwork, resulting in a supportive atmosphere where collaboration flourishes, and collective success is celebrated.


Honest - Be Trustworthy.

Honesty serves as our compass, ensuring transparent communication and ethical conduct, essential to who we are and the complex domains we support.


Humble - Be Grounded.

Success is not achieved alone, humility ensures a culture of mutual respect, encouraging open communication, and a willingness to learn from one another and take on any task.


Hungry - Be Eager.

Our hunger for excellence drives an insatiable appetite for innovation and continuous improvement, propelling us forward in the face of new and unprecedented challenges.


Hustle - Be Driven.

Hustle is reflected in our relentless work ethic, where we are each committed to going above and beyond to advance the mission and achieve success.


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Hourly Wage Estimation for System Administrator III in Scott, IL
$51.00 to $64.00
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