Systems Administrator - Linux

Nightwing; Sterling (VA); On-site; USD 80,000 - 110,000; Full time

Job summary

Nightwing is seeking a highly skilled Systems Administrator to support mission-critical systems in a secure environment. The ideal candidate will have extensive experience with AWS, CI/CD, and Linux administration, working collaboratively within a security-focused team.

This position involves maintaining cloud infrastructure, building CI/CD pipelines, and troubleshooting Linux-related issues. Join us at Nightwing and leverage your skills to shape the future of cybersecurity and intelligence.

Qualifications

• Active TS/SCI clearance with full-scope polygraph.
• Strong hands-on experience with AWS, Kubernetes, CI/CD tools, and Linux systems.
• Ability to work collaboratively with cross-functional teams.

Responsibilities

• Maintain AWS cloud infrastructure for scalability and security.
• Build and maintain CI/CD pipelines for reliable software delivery.
• Implement automated infrastructure monitoring for application reliability.
• Deploy and manage Kubernetes-based cloud environments.
• Partner with teams for secure automated deployments.
• Administer file systems and storage resources.

Skills

AWS

Kubernetes

CI/CD tools

Linux

Collaboration

Education

Technical bachelor’s degree in Computer Science or related field

Job description

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in the intelligence community, defense, civil, and commercial markets.

We are seeking a highly skilled Systems Administrator to support mission-critical systems in a secure environment. The ideal candidate has experience with cloud infrastructure, automation, CI/CD, and Linux administration, and thrives in a fast-paced, collaborative, and security‑focused environment

Key Responsibilities

• Maintain AWS cloud infrastructure using infrastructure-as-code to ensure scalability, reliability, and security
• Build and maintain CI/CD pipelines to support fast and reliable software delivery across multiple applications
• Implement automated infrastructure monitoring to enhance application reliability and system awareness
• Deploy, manage, and troubleshoot Kubernetes-based cloud environments
• Work with ArgoCD and Jenkins to support continuous delivery of applications running in Kubernetes environments
• Partner with development and security teams to automate deployments in a secure and consistent manner
• Develop and manage AWS services including Lambda and CloudFormation
• Create, secure, and maintain user and service accounts, including permission management and enforcement of least‑privilege access
• Administer file systems, volumes, and storage resources to ensure reliable and efficient system operation
• Monitor system performance and health, analyze logs, and identify potential issues or bottlenecks
• Apply patches, updates, and security hardening configurations to maintain system stability and compliance
• Troubleshoot and resolve Linux-related issues impacting availability or performance
• Ensure overall reliability, security, and operational readiness of mission‑critical Linux systems

Mandatory Skills

• Active TS/SCI clearance with full‑scope polygraph
• Technical bachelor’s degree in Computer Science, Engineering, Information Systems, or a related field
• Strong hands‑on experience with AWS, Kubernetes, CI/CD tools, and Linux systems
• Ability to work collaboratively with cross‑functional teams in a secure, mission‑oriented environment

At Nightwing, we value collaboration and teamwork. You’ll have the opportunity to work alongside talented individuals who are passionate about what they do. Together, we’ll leverage our collective expertise to drive innovation, solve complex problems, and deliver exceptional results for our clients.

Thank you for considering joining us as we embark on this new journey and shape the future of cybersecurity and intelligence together as part of the Nightwing team.

Nightwing is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.