Reverse Engineer

About the role

SIXGEN's mission is to deliver agile, mission-ready cybersecurity solutions that empower government and critical infrastructure organizations to stay ahead of advanced cyber threats. We combine innovation, deep expertise, and cutting-edge capabilities to uncover vulnerabilities, protect vital systems, and ensure operational superiority in an ever-evolving digital landscape.

Position Overview

• Position: Reverse Engineer
• Job Type: Full-time
• Location: Arlington, VA (Five days onsite)

Clearance Requirements

• Active TS/SCI with FSP
• Experience:Senior and Principal levels

What You'll Do

• SIXGEN is actively seeking candidates to provide critical support for a variety of IC, DoD, and DoJ customers.
• We welcome candidates across a range of experience levels, from early-career professionals to seasoned veterans.
• Our reverse engineers should be familiar with both traditional applications and operating systems, as well as embedded systems.

• SIXGEN is embracing AI to enhance the speed and efficiency of our work. You'll have the opportunity to incorporate AI into your workflow, and experiment with new tools and strategies as the space evolves.
• This position may allow hybrid work; however, this is dependent on the project, therefore candidates may be required to be in the office full time.

Key Responsibilities

• Reverse engineering compiled code with IDA Pro or Ghidra from a variety of computing platforms
• Identifying vulnerabilities through reverse engineering
• Developing C/C++ code in the kernel and userland on Linux, Windows, and embedded operating systems
• Developing Python code for server applications and processing of binary data streams
• Reverse engineering embedded system hardware including black box analysis, firmware extraction, and debugging using GDB, JTAG, and other equivalent tools
• Implementing automation for testing our tools, fuzzing, and using AI/ML for reverse engineering

Qualifications

• Intermediate: 3+ years of relevant experience.
• Senior: 6+ years of relevant experience.
• Principal: 10+ years of relevant experience.
• Experience reverse engineering compiled code using IDA Pro or Ghidra.
• Proficiency in C, C++, and Python.
• Experience developing code for Linux, Windows, or embedded operating systems.
• Experience identifying vulnerabilities through reverse engineering.
• Experience with hardware and software reverse engineering.
• U.S. citizenship required.
• Active Top Secret clearance required.

Preferred Qualifications

• Experience reverse engineering embedded systems.
• Experience with black-box analysis and firmware extraction.
• Experience debugging with GDB, JTAG, or equivalent tools.
• Experience with fuzzing and automated testing.
• Experience applying AI or machine learning to reverse-engineering workflows.
• Background supporting IC, DoD, or DoJ customers.

Desired Traits

• Curiosity and passion for solving complex technical challenges.
• Ability to work independently and collaboratively.
• Strong analytical and problem-solving skills.
• Adaptability as tools, technologies, and strategies evolve.

Technologies

• C, C++, and Python
• Git
• IDA Pro and Ghidra
• GDB and JTAG
• Linux and Windows
• Hardware/Software Reverse Engineering

Compensation & Benefits

• At SIXGEN, we are committed to fair and equitable compensation practices. Compensation for this role will be based on experience, qualifications, technical expertise, and overall alignment with the position.
• $225,000-$275,000

Benefits

Additionally, SixGen offers top-tier benefits for full-time employees, including:

• Employer-paid health insurance premiums (medical, dental, vision) for you and your family
• Employer-paid short/long-term disability insurance and basic life/AD&D insurance
• 401(k) with a 4% employer contribution
• Professional development reimbursement options available (training, certification, education, etc.)
• Flexible and remote work policies for most positions
• Flexible PTO and holiday schedule

Our Commitment

We are committed to fostering an inclusive culture that values diversity in our people, reflecting the communities we serve and our customer base. We strive to attract and retain a diverse talent pool and create an environment where everyone is empowered to be their authentic selves at work.