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# Cyber Capabilities Developer, Principal (TS/SCI w/ Poly)

- **Company:** Parsons Corporation
- **Location:** Annapolis Junction, MD, United States
- **Experience:** Expert
- **Salary:** $148,300.0 - $266,900.0
- **Contract:** Permanent contract
- **Skills:** C (Programming Language), Microsoft Windows, Code Review, Encodings, Memory Management, Hypervisor, Reverse Engineering, Software Construction, Software Engineering, System Programming, Software Troubleshooting, Information Technology
- **Published:** June 2, 2026
- **Apply:** https://dejobs.org/x/x/2AA629619DA44A0FA02DF2992BF73F5E/job/

## About the Role

* Active TS/SCI with Polygraph (current and in-scope).
 * Bachelor's degree in Software Engineering, Computer Science, or related field
 * Additional years of directly related experience may be considered in lieu of a degree.
 * 10+ years of related experience in low-level software development.
 * Strong, hands-on experience with Windows internals , such as:
 * Kernel architecture
 * Driver and device model
 * Memory management
 * Process/thread models
 * Security mechanisms
 * Advanced proficiency in C programming , with a track record of building software that is:
 * High-performance
 * Reliable and maintainable
 * Security-conscious and robust

What Desired Skills You'll Bring:

 * Expert-level reverse engineering experience , including tools, techniques, and methodologies used in low-level analysis.
 * Hypervisor experience , including design and/or development of hypervisors or virtualization-related components.

## Description

* Building high-performance software in C that leverages deep Windows Internals knowledge to support a critical customer mission.
 * Embedding with the mission team on-site , working daily with subject matter experts in C, Windows internals, and related low-level disciplines.
 * Designing, implementing, testing, and refining advanced capabilities with other senior engineers to meet complex and evolving mission needs.
 * Applying reverse engineering and/or vulnerability research skills to uncover system behaviors, identify new approaches, and prototype novel solutions.
 * Troubleshooting and debugging at the system and kernel level , ensuring robustness, security, and performance under demanding conditions.
 * Contributing to a culture of technical excellence by sharing knowledge, mentoring teammates, conducting design/code reviews, and continually sharpening your own skills in C, Windows internals, and low-level engineering.


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