Software Reverse Engineer (TS/SCI)- Senior & Mid

Vexterra Group; Bethesda (MD); On-site; USD 100,000 - 130,000; Full time

Job summary

Vexterra Group is seeking a Senior Software Reverse Engineer in Bethesda, Maryland, to support a Government Customer. You will analyze and reverse-engineer malicious software, prepare detailed reports, and enhance cyber exploitation efforts.

The ideal candidate will have extensive programming experience, particularly in languages like C, C++, and Python, and must hold at least a Bachelor's degree in Computer Science or Engineering with relevant experience. An active TS SCI + CI Polygraph clearance is necessary.

Qualifications

• Minimum of six years of experience in Computer Science for a bachelor's degree.
• Experience in reverse engineering and network security tools.
• Thorough understanding of operating systems and security models.

Responsibilities

• Analyze and reverse-engineer malicious software.
• Produce high-quality technical reports.
• Present findings to both technical and non-technical audiences.

Skills

Computer forensics software

Reverse engineering tools

Network security tools

Programming knowledge in C, C++, Python, Assembly

Security analysis

Education

Bachelor of Science in Computer Science or Engineering

Master of Science in Computer Science or Engineering

PhD in Computer Science or Engineering

Tools

IDA Pro

EnCase

Immunity Debugger

WinDDG

Wireshark

Job description

Senior Software Reverse Engineer

Support a Government Customer in Bethesda, Maryland.

Responsibilities

• Isolate, review, analyze, and reverse-engineer potentially malicious programs.
• Write and produce high‑quality technical reports related to the scope, nature, and characteristics of malicious software suitable for distribution to both technical and non‑technical audiences.
• Work deep within the boot process, kernel, and system internals to devise novel solutions using tools such as IDA Pro, debuggers, and in‑target probes to examine binary behavior.
• Analyze software and firmware using reverse engineering techniques to understand security vulnerabilities, working closely with teammates who value innovation and execution.
• Share knowledge by articulating ideas through papers and presentations to technical staff, management, and customer decision makers.
• Participate in working groups, customer meetings, proposal writing, and conferences.
• Provide detailed understanding of how various attacks work at the memory and register level.
• Perform in‑depth dynamic/static analysis on malicious software (e.g., bots, worms, Trojans) resident on Microsoft Windows and Linux based platforms to provide actionable intelligence and remediation recommendations.
• Analyze, disassemble, and reverse-engineer malicious code; document and transition results in reports, presentations, and technical exchanges.
• Prototype, document, test, and transition malicious code analysis methods and tools appropriate for operational use within the existing framework and design.
• Proactively identify, define, and advocate reverse engineering and analysis processes, approaches, and concepts to enhance technical exploitation efforts.
• Adequately explain, present, demonstrate (when applicable), and document the operational impact of a particular vulnerability.

Education

• Bachelor of Science in Computer Science or Engineering with at least six (6) years of experience.
• Master of Science in Computer Science or Engineering with at least four (4) years of experience.
• PhD in Computer Science or Engineering with at least two (2) years of experience.

Security Clearance

• Active TS SCI + CI Polygraph.

Qualifications

• Two (2) years of experience with computer forensics software packages such as EnCase, FTK, or Sleuth Kit/Autopsy.
• Advanced or expert experience with reverse engineering and network security tools, including IDA Pro, Immunity Debugger, WinDDG, VIM, Emacs, Trace32/JTAG, GDB, make, ctags, Git, Mercurial, and/or Wireshark.
• Expert level programming knowledge/experience with Windows Kernel, C, C++, Python, or Assembly Language and the ability to work in a team environment.
• Advanced or expert level experience in hardware configuration and network/data communications.
• Advanced or expert level experience in software development and scripting.
• Advanced or expert level experience conducting intelligence analysis and writing finished intelligence reports with high quality and minimal revision.
• Thorough understanding of compiler specifics, operating system concepts, security models, and the causes of most vulnerabilities and how to exploit them; preferably experience coding and disassembling software on both Windows and Linux or other BSD and Unix variants.
• Advanced or expert knowledge of the types and techniques of cyber exploitation and attack, including virus, worm, Trojan horse, logic bomb, and sniffer, to identify, quantify, prioritize, and report vulnerabilities in enterprise architecture, networks, communications, applications, and systems.
• Ability to establish defense mechanisms to detect and deflect cyber attacks on networks and communications systems and design and evaluate applications that are secure from known and potential methods of cyber attack.
• Ability to coordinate system implementation activities with key personnel to ensure successful transition from development to implementation and operation, present and defend a position, and communicate with government and contractor team members.
• Experience with virtualization, driver programming, and debugging.
• Previous experience with ethical hacking and/or testing vulnerabilities.
• Advanced or expert experience diagnosing and debugging software systems.