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 Principal Software 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. Candidates in Centreville, VA; Herndon, VA; Columbia, MD; Augusta, GA; or San Antonio, TX will 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 10+ years Software Engineering experience
C/C++ proficiency
Strong Windows foundation/knowledge
Familiarity with Git
Ability to generate accurate documentation for developed software
Ability to collaborate and communicate effectively with a remote team
Active TS/SCI is required
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
Experience with Windows APIs (win32, Windows Native)
Experience with networking protocol analysis and socket programming on Windows
Familiarity with modern development environments and practices including CI/CD
Security Clearance Requirement:
An active Top Secret SCI security clearance is required for this position.This 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: $125,100.00 - $225,200.00We 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 https://www.parsons.com/fraudulent-recruitment/.
Skills Required
- Bachelor's degree in Computer Science or related technical field (or equivalent experience)
- Minimum 10+ years Software Engineering experience
- C/C++ proficiency
- Strong Windows foundation/knowledge
- Familiarity with Git
- Ability to generate accurate documentation for developed software
- Ability to collaborate and communicate effectively with a remote team
- Active Top Secret/SCI security clearance
- Python proficiency
- Experience supporting US Government CNO missions
- Assembly programming and analysis
- Experience working with debuggers and disassemblers
- Strong understanding of low-level operating system internals and drivers
- Experience with both kernel and userland debugging
- Experience with Windows APIs (win32, Windows Native)
- Experience with networking protocol analysis and socket programming on Windows
- Familiarity with modern development environments and practices including CI/CD
Parsons Corporation Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Parsons Corporation and has not been reviewed or approved by Parsons Corporation.
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Retirement Support — Retirement programs are framed as a major value driver, with an ESOP alongside a 401(k) match and additional stock-purchase options contributing meaningfully to total rewards. This structure is positioned as especially attractive for employees who value long-term wealth-building over immediate cash.
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Healthcare Strength — Health coverage is described as broad and choice-rich, with multiple plan types (PPO, HDHP, and some HMO networks) plus dental, vision, EAP, and wellness resources. The availability of different plan designs and national-carrier coverage supports varied employee needs.
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Leave & Time Off Breadth — Time-off offerings are portrayed as competitive, including PTO, holidays, flexible schedules such as a 9/80 option for eligible roles, and floating holidays in the U.S. Paid parental leave of 160 hours is also highlighted as a meaningful component of the overall package.
Parsons Corporation Insights
What We Do
Parsons is a digitally enabled solutions provider with a focus on making the world safer, smarter, healthier, more sustainable, and more connected. Founded in 1944, Parsons primarily serves the defense, security, and infrastructure markets. Uniquely qualified to deliver cyber/converged security, technology-based intellectual property, and other innovative services, the corporation delivers state-of-the-art solutions to federal, regional, and local government agencies as well as to private industrial customers worldwide. Parsons has a reputation for inclusion and diversity and has been named to the Ethisphere Institute’s list of World’s Most Ethical Companies for 10 consecutive years. Parsons facilitates a culture of innovation by encouraging collaboration among its employees and providing opportunities for career growth. With offices around the globe, people of varied talents and backgrounds, and a wide range of exciting projects, the possibilities at Parsons are endless. For more about Parsons, visit www.parsons.com. Mission: Delivering innovative infrastructure, defense, and security solutions to enable a more sustainable, safer, smarter, and more connected world.
