Linux System Administrator

2 weeks ago

Hamilton, United States Nightwing Full time

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.

Nightwing is supporting a U.S. Government customer to obtain development, operations and maintenance (O&M), logistics, security and deployment support services necessary to operate and sustain the customer’s Lab environments. Activities must be carried out at the highest levels of service and availability. Nightwing is seeking a Linux administrator with some cloud experience to support this effort. This is a hybrid role requiring candidate to be on site one day a week.

Responsibilities Include:

System Administration: Oversee the day-to-day operations of the customer’s lab environments including installation, configuration, and maintenance of Linux operating systems (e.g., CentOS, Ubuntu, Red Hat).

Performance Monitoring and Optimization: Monitor system performance, troubleshoot issues, and optimize system resources to ensure maximum uptime and efficiency. Implement proactive measures to identify and address potential bottlenecks or performance degradation.

Security Management: Implement and maintain security measures to protect systems from vulnerabilities, unauthorized access, and malware threats.

Backup and Disaster Recovery: Develop and maintain backup and disaster recovery plans for Linux systems.

Patch Management: Manage the patching process for Linux servers, including scheduling, testing, and deploying software updates and security patches in a timely manner. Ensure compliance with patch management policies and procedures.

Automation and Scripting: Develop automation scripts and tools using shell scripting (e.g., Bash), Python, or other scripting languages to streamline system administration tasks, automate repetitive processes, and improve operational efficiency.

Collaboration: Collaborate with cross-functional teams including key stakeholders to support project initiatives and resolve technical issues.

Documentation: Document system configurations, procedures, and troubleshooting steps for knowledge sharing and training purposes.

Technical Support: Provide technical support and troubleshooting assistance to internal users and teams regarding Linux-related issues. Diagnose problems and implement solutions in a timely manner to minimize downtime and disruptions.

Required Skills:

U.S. Citizenship

Must be able to obtain DHS Suitability

Must have a active Secret clearance and obtain a TS/SCI clearance

8+ years of directly relevant experience in Linux System Administrator.

Proficiency in managing and maintaining Linux servers (e.g., Red Hat, CentOS, Ubuntu).

Strong understanding of Linux file systems, permissions, and security.

Hands-on experience with AWS services such as EC2, S3, RDS, VPC, IAM, CloudFormation, and Lambda.

Knowledge of networking concepts and protocols (TCP/IP, DNS, VPN, etc.).

Experience with network troubleshooting and security (firewalls, security groups, NACLs).

Desired Skills:

Experience with shell scripting (Bash, Python, etc.) for automation and task management.

Excellent problem-solving and analytical skills.

Strong communication and interpersonal skills.

Knowledge of U.S. Government IA policies, procedures, standards, guidelines, and objectives.

Required Education

Six (8) or more years of direct experience

Bachelor’s degree in Information Security, Cyber Engineering or a related discipline is required.

Desired Certifications:

Information Security and IT certifications: Splunk, AWS, Cisco, Red Hat, etc.

Syndeo:3393

Previously part of a leading Fortune 100 company and headquartered in Dulles, VA; Nightwing became independent in 2024 but continues to support the nation’s most mission impactful initiatives.

When we formed Nightwing, we brought a deep set of credentials and an unfaltering commitment to the mission. For over four decades, our team has been providing some of the world’s most technically advanced full-spectrum cyber, data operations, systems integration and intelligence support services to the U.S. government on its most important missions.

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.

What We Offer: Whether you’re just starting out on your career journey or are an experienced professional, we offer a robust total rewards package with compensation; healthcare, wellness, retirement and work/life benefits; career development and recognition programs. Some of the benefits we offer include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance and child/adult backup care.

Requires advanced to expert knowledge of work area typically obtained through advanced education combined with experience.

May have broad knowledge of project management. Requires substantial knowledge of RTX projects, programs or

systems in order to provide enhancements within job area. Typically requires: A University Degree or equivalent experience and minimum 8 years

prior relevant experience, or An Advanced Degree in a related field and minimum 5 years experience

Engineering/Other Technical Positions: Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a

minimum of 8 years of prior relevant experience unless prohibited by local laws/regulations.

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.

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