Principal Software Developer

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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.

Work at the forefront of cybersecurity research and development, delivering capabilities to protect national security. Our projects cover the spectrum of security technologies, hardware architectures, and operating systems; if it runs code, we’re interested in its security. We see the impact we have on our nation’s security each day. We refuse any work that isn’t engaging, we ensure our engineers have the tools they need to excel and we recognize superb results.

We’re seeking a candidate to develop embedded software for our commercial product team—securing systems at the lowest levels. Potential candidates should be talented, motivated, and forward-thinking individuals who enjoy systems-level security engineering.

Required Skills Include:

Experience with C/C++ development

Knowledge of OS internals (Linux)

Experience with System and application debugging

Experience with Source version control systems (git, svn)

Familiarity with assembly (x86, x8664) and function calling conventions

Experience leading and delivering software products to commercial and/or government customers

Familiarity with software development methodologies (Agile, Waterfall, Test-Driven, etc)

Experience with bash scripting

Experience with Kernel/Driver development

Experience with source version control system (git, svn)

Desired:

Familiarity with build systems (Make, CMake, etc.)

Familiarity with assembly (non-x86, x8664) and function calling conventions

Experience with building/configurating Linux kernel, Redhat, Yocto Linux

Familiarity with TPM and Secure Boot technologies

Familiarity with Security Concepts (Cryptography, privilege separation, etc)

Familiarity with DOD System Security Engineering and standards (RMF, Cyber Resiliency, Anti-Tamper, etc. )

Familiarity with other Operating Systems (Windows, VxWorks, ThreadX, Green Hills, etc.)

Bachelor’s degree in Science, Technology, Engineering or Mathematics (STEM)

8 years of relevant experience

Our ideal candidate is someone with great technical and problem-solving skills, a motivated personality, and a high degree of creativity!

Security Clearance:

Qualified applicants may be subject to a security investigation and must meet minimum qualifications for access to classified information. U.S. Citizenship is required. Qualified applicants must meet the requirements to obtain and maintain a Secret government security clearance.

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.

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.

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 96,000 USD - 200,000 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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