Windows Software Engineer, Senior

Posted 4 Days Ago
5 Locations
In-Office or Remote
112K-196K Annually
Senior level
Information Technology • Security • Cybersecurity
The Role
Design and develop Windows security software, vulnerability research tools, reverse-engineering capabilities, and host-based security products. Work with low-level operating system projects, Windows APIs, networking protocols, debugging, testing, and software protection. Collaborate with customers and Agile development teams on rapid-response cyber projects, document solutions, and mentor teammates. The role supports national defense programs and requires U.S. citizenship with the ability to obtain TS/SCI clearance.
Summary Generated by Built In
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 Senior Windows 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.

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:

None

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: $112,200.00 - $196,400.00

We 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 a related technical field, or equivalent additional experience
  • At least 8 years of software engineering experience
  • C and C++ proficiency
  • At least 5 years of Windows experience and strong Windows knowledge
  • Experience with CNO Windows development, including tools, implants, or exploit development
  • Windows vulnerability research and reverse engineering experience
  • Experience with Windows APIs, including Win32 and Windows Native APIs
  • Experience with networking protocol analysis and socket programming on Windows
  • Familiarity with Git
  • Ability to produce accurate software documentation
  • Ability to collaborate and communicate effectively with a remote team
  • U.S. citizenship and ability to obtain TS/SCI clearance
  • Python proficiency
  • Experience supporting U.S. Government CNO missions
  • Assembly programming and analysis experience
  • Experience with debuggers and disassemblers
  • Understanding of low-level operating system internals and drivers
  • Kernel and userland debugging experience
  • Familiarity with modern development practices, including CI/CD
  • Active TS/SCI clearance

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.

  • 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.
  • 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.
  • 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

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The Company
HQ: Centreville, VA
14,420 Employees
Year Founded: 1944

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.

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