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60 Agile Defense Systems Engineer Jobs Hiring Near You

Agile Defense

Linux Systems Engineer

Mililani, HI · On-site

About Agile Defense At Agile Defense we know that action defines the outcome and new challenges ... Linux Systems Engineer Location: On-Site, Oahu, HI Clearance Level: Top Secret, SCI, Must Have ...

Agile Defense

System Engineer (MBSE)

Saint Louis, MO · Hybrid

About Agile Defense At Agile Defense we know that action defines the outcome and new challenges ... Utilization of Model-Based Systems Engineering (MBSE) tools such as Cameo, and mathematical ...

Agile Defense

System Engineer (MBSE)

Saint Louis, MO · Hybrid

About Agile Defense At Agile Defense we know that action defines the outcome and new challenges ... Utilization of Model-Based Systems Engineering (MBSE) tools such as Cameo, and mathematical ...

Agile Defense

System Engineer (MBSE)

Saint Louis, MO · On-site

About Agile Defense At Agile Defense we know that action defines the outcome and new challenges ... Utilization of Model-Based Systems Engineering (MBSE) tools such as Cameo, and mathematical ...

Agile Defense

Data Engineer - CDAO

Washington, DC · On-site

$145K - $165K/yr

About Agile Defense At Agile Defense we know that action defines the outcome and new challenges ... Education and Background Typically has a Bachelor's degree in Computer Science, Information Systems ...

Agile Defense

IL · On-site

$130K - $155K/yr

About Agile Defense At Agile Defense we know that action defines the outcome and new challenges ... Education and Background Typically has a Bachelor's degree in Computer Science, Information Systems ...

Agile Defense

Data Engineer - Joint Staff

Washington, DC

$140K - $165K/yr

About Agile Defense At Agile Defense we know that action defines the outcome and new challenges ... Education and Background Typically has a Bachelor's degree in Computer Science, Information Systems ...

Agile Defense

Data Engineer - SPACECOM

Colorado Springs, CO · On-site

$145K - $165K/yr

About Agile Defense At Agile Defense we know that action defines the outcome and new challenges ... Education and Background Typically has a Bachelor's degree in Computer Science, Information Systems ...

Agile Defense

Data Engineer - SPACECOM

Colorado Springs, CO · On-site

$145K - $165K/yr

About Agile Defense At Agile Defense we know that action defines the outcome and new challenges ... Education and Background Typically has a Bachelor's degree in Computer Science, Information Systems ...

Agile Defense

Data Engineer - NORTHCOM

Colorado Springs, CO · On-site

$150K - $170K/yr

About Agile Defense At Agile Defense we know that action defines the outcome and new challenges ... Education and Background Typically has a Bachelor's degree in Computer Science, Information Systems ...

Agile Defense

Network Design Engineer Lead

Mclean, VA · On-site

$102K - $141K/yr

About Agile Defense At Agile Defense we know that action defines the outcome and new challenges ... The Network Design Engineer makes recommendations, if needed, for approval of major systems ...

New

Agile Defense

Data Engineer - SPACECOM

Colorado Springs, CO · On-site

$112K - $135K/yr

About Agile Defense At Agile Defense we know that action defines the outcome and new challenges ... Education and Background Typically has a Bachelor's degree in Computer Science, Information Systems ...

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Infographic showing various Systems Engineer job openings at Agile Defense in the United States as of August 2026, with employment types broken down into 1% Internship, and 99% Full Time. Highlights an 77% Physical, 20% Hybrid, and 3% Remote job distribution.

Linux Systems Engineer

Agile Defense

Mililani, HI • On-site

Full-time

Posted 5 days ago

Job description

About 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 #: 1788
Job Title: Linux Systems Engineer
Location: On-Site, Oahu, HI
Clearance Level: Top Secret, SCI, Must Have Clearance to Start
Required Certification(s): IAT Level III (CISSP/CASP) + Computing Environment (CE), Red Hat Certified System Administrator (RHCSA), One additional specialized certification cloud technology or relevant to the scope of the PWS. 
Job Description

As part of Agile Defense, the successful candidate will provide Linux engineering, systems administration, and cybersecurity services supporting the sustainment of Red Hat Enterprise Linux (RHEL) environments across Army and Military Intelligence (MI) Domain networks. The position will support both on-premises infrastructure and Army Commercial Cloud Service Provider (AC2SP) environments.

The contract services will contribute to the operation, sustainment, cybersecurity, and regulatory compliance of Army JWICS and the MI Domains across the INSCOM G6/GISA global enterprise.

Agile Defense is seeking a Linux Systems Engineer to support a contract providing RHEL services to INSCOM GISA. The successful candidate will have extensive experience deploying, managing, securing, and troubleshooting enterprise Linux environments across distributed, hybrid-cloud, and global enterprise infrastructure.

Linux Systems Administration & Engineering
  • Deploy, configure, maintain, troubleshoot, and secure Linux-based servers
  • Develop, maintain, and enforce standardized RHEL system baselines in accordance with enterprise security requirements, STIGs, and operational standards
  • Deploy and manage RHEL systems throughout their lifecycle, including installation, configuration, upgrades, patching, troubleshooting, and decommissioning.
  • Manage RHEL software packages and repositories using YUM/DNF.
  • Configure and maintain enterprise Linux services, including DNS, DHCP, NFS, and related infrastructure services.
  • Manage user accounts, permissions, authentication, and access controls in accordance with established security policies.
  • Apply and test kernel updates, package upgrades, security patches, and configuration changes in production and development environments.
  • Monitor Linux systems for performance, security, availability, and capacity, proactively identifying and resolving issues.
  • Implement and maintain system backup and disaster recovery procedures.
  • Support the integration and deployment of Linux systems supporting enterprise applications and infrastructure.
Enterprise & Hybrid-Cloud Infrastructure
  • Deploy and manage Linux infrastructure across distributed hybrid-cloud environments.
  • Support enterprise RHEL environments across AWS, on-premises, and geographically distributed infrastructure.
  • Design and implement reliable, scalable, and secure Linux solutions supporting global enterprise operations.
  • Integrate Linux systems with enterprise networking, security, authentication, monitoring, and application services.
  • Troubleshoot complex infrastructure issues spanning Linux, cloud, network, and application environments.
  • Evaluate existing infrastructure and recommend improvements to system reliability, scalability, security, and operational efficiency.
Cybersecurity & Vulnerability Management
  • Perform continuous monitoring of Linux systems using vulnerability scanning tools such as Tenable Nessus.
  • Analyze weekly and monthly vulnerability scan results and identify security vulnerabilities and compliance deficiencies.
  • Mitigate vulnerabilities through system reconfiguration, security patches, security updates, and configuration changes.
  • Harden Linux systems using Security Technical Implementation Guides (STIGs), security baselines, and approved configurations.
  • Support compliance with Risk Management Framework (RMF) and applicable Intelligence Community security requirements.
  • Track, document, and report vulnerability remediation activities.
  • Collaborate with Information Assurance and Cybersecurity teams to ensure Linux systems meet applicable security and compliance requirements.
  • Support security assessments, audits, inspections, and authorization activities.
Automation & Process Improvement
  • Develop and maintain Bash, Python, and other automation scripts to streamline Linux administration and cybersecurity activities.
  • Implement and manage automated patching, configuration management, and vulnerability remediation.
  • Utilize automation and configuration-management technologies such as Ansible, Puppet, and Chef.
  • Identify opportunities to automate repetitive administrative and security tasks.
  • Develop standardized and repeatable processes for Linux deployment, configuration, hardening, patching, and maintenance.
Documentation & Auditing
  • Maintain accurate technical documentation for Linux systems, configurations, architectures, and operational procedures.
  • Document vulnerability findings, remediation activities, configuration changes, and resolutions.
  • Support security audits and compliance assessments by providing technical information and documentation.
  • Maintain documentation necessary to support RMF and Intelligence Community compliance requirements.
Collaboration
  • Work closely with Information Assurance, Cybersecurity, network, and application teams to ensure Linux environments meet operational and security requirements.
  • Collaborate with network administrators and application teams to integrate Linux systems into enterprise solutions.
  • Provide technical expertise and guidance for complex Linux engineering and infrastructure issues.
  • Stay current with Linux, cloud, cybersecurity, and automation technologies and recommend improvements to the enterprise environment.
Education and Background, Years of Experience, & Required Skills
Bachelor s Degree in a technology-related field or 15 years of related experience. Experienced Red Hat Linux Administrator.
Preferred Skills
  • Team leadership and technical execution Professional hands-on experience in systems engineering tools.
  • Written and verbal communication skills.
  • Ability to think critically and problem-solve.
  • Advanced skillset in time management and task prioritization.
Working Conditions
Environmental Conditions 
  • Standard Office Environment 
Strength Demands 
  • Sedentary – 10 lbs. Maximum lifting, occasional lift/carry of small articles. Some occasional walking or standing may be required. Jobs are sedentary if walking and standing are required only occasionally, and all other sedentary criteria are met. 
Physical Requirements 
  • Use Hands / Fingers to Handle or Feel;  Visual acuity to perform job‑related tasks 
Our Core Values
 
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.
 
  • 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.
 
Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.