Sr. Linux Systems Administrator

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You have been redirected to RTX’s career page as we have recently transitioned from RTX to become a standalone company, which provides us with greater autonomy and opportunities for growth. As a prospective employee of Nightwing, you’ll have the chance to contribute to our continued success and shape the future of our cybersecurity, intelligence, and services offerings.

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 spanets.

NightWing is supporting a U.S. Government customer on a large mission critical development and sustainment program to design, build, deliver, and operate a network operations environment, including introducing new cyber capabilities to address emerging threats.  NightWing is seeking a Sr. Linux Systems Administrator for shift 3 support the design, development, and deployment of advanced cybersecurity capabilities.

Job Responsibilities:

Linux Systems Administrator applies current technologies to the design, development, evaluation and integration of computer information systems and networks to maintain system security.

Works with commercial computer product vendors in the design and evaluation of state-of-the-art secure COTS applications, operating systems, networks and database products and technology.

Provides security engineering and integration services to internal customers.

Involved in a wide range of issues including secure architectures, secure electronic data traffic, network security, information security and privacy.

Develops security systems for any manual or automated systems environments.

Responsible for ensuring the protection of company data against unauthorized disclosure, accidental or intentional loss of data, or unauthorized modification.

This position requires shift work with possible nights and weekends.

Required Skills:

Must have a current Secret clearance with the ability to obtain a TS/SCI clearance.

Must be able to obtain DHS suitability prior to starting employment.

Knowledge of Red Hat version 6 or 7(rhel6/rhel7) with the ability to engineer, install, administer and maintain

Skilled in Linux-related scripting (Bash, Perl, Python, etc.)

Proficiency with configuration management using Ansible or Puppet

Kernel infrastructure understanding in a Linux environment

Experience analyzing and evaluating the security of new and existing IT systems and the procedures to protect information system assets from intentional or inadvertent modification, disclosure, or destruction

Experience analyzing and evaluating the design and operating effectiveness of Information technology and security controls that are in place.

Knowledge and understanding of operating systems, networks and services.

Experience evaluating security solutions to ensure they meet security requirements for processing classified information.

Manage changes to system and assesses the security impact of those changes.

Desired Skills

Experience with Apache web server configuration and management

Management, deployment and troubleshooting of Java and Tomcat applications

Experience and/or familiarity with the following network protection devices: Firewalls, intrusion detection and prevention systems (IDS/IPS), log analysis, malware analysis, network traffic flow and packet analysis

Apache/TomCat/NGINX

Satellite Server

Nagios

Kerberos/LDAP

SSL

IDM/Free IPA

Sourcefire

Required Education: 

Bachelor’s degree in Systems Engineering, Computer Science, Information Systems or related technical field.   Two years of related work experience may be substituted for each year of degree level education

Desired Certifications:

•Red Hat Certified System Administrator (RHCSA)

•Red Hat Certified Engineer (RHCE)

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.

The salary range for this role is 105,000 USD - 221,000 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.

Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX 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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