At Two Six Technologies, we build, deploy, and implement innovative products that solve the world's most complex challenges today. Through unrivaled collaboration and unwavering trust, we push the boundaries of what's possible to empower our team and support our customers in building a safer global future.
Two Six Technologies is looking to add a Principal Systems Software Developer to our team. This role will be responsible for developing and deploying capabilities for our customers. You will also be responsible for productizing prototypes and proofs of concept that are handed off from a team of reverse engineers.
The ideal candidate should be comfortable with ambiguity and forging your own path; our small team setting will provide you the opportunity for outsized impact. While you will receive extensive training, mentorship, and coaching, you must be comfortable pursuing goals independently, as there's no playbook for our innovative research work.
Job Responsibilities & Duties:

• Serve as the primary capability developer on a small, highly motivated team
• Provide oversight to complex technical efforts to ensure on-time and successful delivery
• Maturing proof-of-concept R&D technology to operational fieldable solutions
• Support of scalable and modular design methodology
• Engaging in technical exchanges with transition partners and key stakeholders
• Assist with reverse engineering and debugging of relevant Linux applications

Minimum Qualifications:

• Bachelor's degree in Computer Science, Computer/Electrical Engineering, or related Scientific Domain
• Minimum of 5 years experience designing and/or prototyping applications using an agile software development process
• Minimum of 5 years of experience with one or more of the following modern development languages: Python, C , C , Embedded C
• Minimum of 5 years experience with Operating Systems internals (privilege and user groups, binary memory layout)
• At least 5 years of experience with network sockets programming and expert packet-level understanding of IP, TCP, and other application level protocols.
• Experience tracing code execution in a debugger (WinDbg/GDB)
• Active U.S. Security clearance of Top Secret/SCI level and ability to maintain
• Must be willing to obtain and maintain a Polygraph clearance

Nice to haves:

• Graduate degree in Computer Science, Computer/Electrical Engineering, or related Scientific Domain
• Experience with identifying and analyzing vulnerabilities in complex applications
• Knowledge of memory protection modules (ASLR/DEP, etc.)
• Ability to rapidly find bearings in unfamiliar code bases
• Experience with testing, CI/CD pipelines, and virtual machine test ranges
• Experience with firmware/driver development across Linux, Windows, or embedded systems
• Basic understanding of memory management concepts (Heap, Stack, Virtual Memory, MMU, Physical vs. Virtual)
• Familiarity with reverse engineering x86/ARM binaries or embedded systems

Clearance Requirements:

• Active U.S. Security clearance of Top Secret/SCI level and ability to maintain
• Must be willing to obtain and maintain a Polygraph clearance

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Two Six Technologies is an Equal Opportunity Employer and does not discriminate in employment opportunities or practices based on race (including traits historically associated with race, such as hair texture, hair type and protective hair styles (e.g., braids, twists, locs and twists)), color, religion, national origin, sex (including pregnancy, childbirth or related medical conditions and lactation), sexual orientation, gender identity or expression, age (40 and over), marital status, disability, genetic information, and protected veteran status or any other characteristic protected by applicable federal, state, or local law.
If you are an individual with a disability and would like to request reasonable workplace accommodation for any part of our employment process, please send an email to accomodations@twosixtech.com. Information provided will be kept confidential and used only to the extent required to provide needed reasonable accommodations.
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EOE, including disability/vets.
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