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Windows Software Engineer, Senior

PARSONS
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Sep 20, 2026
In a world of possibilities, pursue one with endless opportunities. Imagine Next!At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what’s possible.

Job Description:

Parsons is looking for an amazingly talented SeniorWindowsSoftware Engineer to join our team! In this role you'll be challenged in a way that will keep you on the cutting edge of cyber development. Parsons works on top level cyber development projects for national defense programs - imagine the possibilities to make an impact.

Parsons is especially interested in candidates in Centreville, VA; Herndon, VA; Columbia, MD; Augusta, GA; or San Antonio, TX; but remote candidates will also be considered. Quarterly travel is expected.

What You'll Be Doing:

  • Design and develop innovative software code for new tools and capabilities in areas related to computer security, vulnerability research, reverse engineering, and product development

  • Develop and maintain low-level application and operating system projects related to software protection and host-based personal security tools

  • Review system architecture, and select and implement appropriate development and support tools to ensure product performance, as well as test and debug related software

  • Provide our customers expertise to leverage their existing software and create new capabilities

  • Be involved in quick reaction development with opportunities for customer interaction

  • Collaborate with a team that is focused on developing superior products and encouraging the career growth of its members

  • Be a customer focused self-starter, eager to learn as well as mentor and excel at collaborating in Agile teams

What Required Skills You'll Bring:

  • Bachelor’s degree in Computer Science or related technical field; additional experience may suffice in lieu of degree

  • Minimum 8+ years Software Engineering experience

  • C/C++ proficiency

  • Strong Windows foundation/knowledge - minimum 5+ years of experience

  • Experience with CNO Windows development in the form of tools/implant or exploit development.

  • Experience with Windows VR/RE

  • Experience with Windows APIs (win32, Windows Native)

  • Experience with networking protocol analysis and socket programming on Windows

  • Familiarity with Git

  • Ability to generate accurate documentation for developed software

  • Ability to collaborate and communicate effectively with a remote team

  • U.S. Citizenship is required with ability to obtain a TS/SCI

What Desired Skills You'll Bring:

  • Python proficiency

  • Experience supporting US Government CNO missions

  • Assembly programming and analysis (of any major architecture)

  • Experience working with debuggers and disassemblers

  • Strong understanding of low-level operating system internals and drivers

  • Experience with both kernel and userland debugging

  • Familiarity with modern development environments and practices including CI/CD

  • Active TS/SCI

Security Clearance Requirement:

NoneThis position is part of our Federal Solutions team.The Federal Solutions segment delivers resources to our US government customers that ensure the success of missions around the globe. Our intelligent employees drive the state of the art as they provide services and solutions in the areas of defense, security, intelligence, infrastructure, and environmental. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation's most critical assets, from Earth to cyberspace. Throughout the company, our people are anticipating what’s next to deliver the solutions our customers need now.Salary Range: $112,200.00 - $196,400.00We value our employees and want our employees to take care of their overall wellbeing, which is why we offer best-in-class benefits such as medical, dental, vision, paid time off, 401(k), life insurance, flexible work schedules, and holidays to fit your busy lifestyle!This position will be posted for a minimum of 3 days and will continue to be posted for an average of 30 days until a qualified applicant is selected or the position has been cancelled.Parsons is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status or any other protected status.We truly invest and care about our employee’s wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest-APPLY TODAY!

Parsons is aware of fraudulent recruitment practices. To learn more about recruitment fraud and how to report it, please refer to.

Job ID

R186254|loc1

Security Clearance

TS/SCI
About PARSONS
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