Software Patch Verification Engineer (Cybersecurity)

Location: Linthicum, Maryland, United States; onsite at a customer site

Salary: $132,123–$198,184 USD annually

Company

Builds, deploys, and implements products that address complex challenges and support safer global operations.

What you will do

• Evaluate software and firmware patches through binary patch diffing and root-cause vulnerability analysis.
• Execute formal retests and regression checks to compare expected and observed patched behavior and verify bug closure.
• Reproduce original vulnerability findings and provide verification evidence for system accreditation and reporting.
• Independently confirm patch integrity and that security fixes fully address target vulnerabilities.
• Document analytical findings and assist with integrating AI-assisted software verification tools into security workflows.

Requirements

• Bachelor’s degree in Computer Science, Cybersecurity, Computer Engineering, or a related technical discipline, or equivalent practical experience.
• Demonstrated experience with static and dynamic reverse engineering, binary patch diffing using tools such as BinDiff or Diaphora, and root-cause vulnerability analysis.
• Hands-on proficiency with disassembly tools such as Ghidra, IDA Pro, or Binary Ninja; debuggers such as GDB or WinDbg; and formal retest or regression checks against software fixes.
• Experience benchmarking expected versus observed patched behavior, evaluating patch vulnerability regressions, and compiling verification evidence for accreditation reporting.
• Strong programming and scripting skills in C, C++, and Python within Linux environments.
• Active US Top Secret/SCI security clearance with Polygraph is required.

Nice to have

• Experience applying AI/ML models or LLM frameworks to code analysis, defect detection, or automated patch verification.
• Familiarity with dynamic instrumentation frameworks such as Frida or DynamoRIO, or automated fuzzing engines.
• Knowledge of operating system security mitigations including ASLR, DEP, CFI, and Stack Canaries, and common vulnerability patterns such as CWEs.

Culture & Benefits

• Collaborative environment built around trust, intellectual rigor, and independent judgment.
• Medical, dental, vision, life, and disability insurance.
• Retirement benefits, paid leave, tuition assistance, and professional development.
• Compensation reflects education, experience, skills, geographic location, and contract-specific requirements.