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Cyber Research Software Engineer II

Job in Cambridge, Middlesex County, Massachusetts, 02140, USA
Listing for: Prattwhitney
Full Time position
Listed on 2026-02-28
Job specializations:
  • Engineering
    Cybersecurity, Systems Engineer, Software Engineer
Salary/Wage Range or Industry Benchmark: 68900 - 131100 USD Yearly USD 68900.00 131100.00 YEAR
Job Description & How to Apply Below
** Date Posted:
**** Country:
** United States of America
*
* Location:

** US-MA-CAMBRIDGE-BBN
05 ~ 10 & 50 Moulton St ~ MOULTON B5
** Position Role Type:
** Onsite
* * U.S. Citizen, U.S. Person, or Immigration Status Requirements:
** Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
** Security Clearance Type:
** DoD Clearance:
Secret
** Security Clearance Status:
** Active and existing security clearance required on day 1

RTX Corporation is an Aerospace and Defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace Systems, Pratt & Whitney, and Raytheon. Its 185,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity.

The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, VA.RTX BBN Technologies is looking for a Cyber Research Software Engineer to develop systems and software to deter and defeat our Nation’s adversaries. At RTX BBN Technologies, we develop creative cyber solutions for our customers' most critical, mission-focused need.

This role will have the opportunity to create, contribute to, and grow cutting-edge research and development projects and advanced state-of-the-art technology.

Join our elite team of cyberspace experts, where the work is always challenging and can change vastly from one project to the next. One project can take 6 to 18 months, or longer, and consist of small teams requiring close interaction with customers and other team members.
** What You Will Do
*** Perform advanced software development in C, with an emphasis on low-level operations.
* Implement software and systems across a variety of architectures and operating systems.
* Analyze systems to understand how they work and what happens when they break.
* Develop unique networking protocols and communication schemes.
* Operationalize our code by thoroughly testing, documenting, and integrating with sponsor systems.
* Travel up to 15%.
** Qualifications You Must Have
*** Bachelor's Degree in Computer Science, Computer Engineering, Electrical Engineering, Mathematics, or Physics and minimum 2 years prior relevant experience, or an Advanced Degree in a related field.
* Coursework and/or experience designing, developing, modifying, and debugging software or hardware systems or prototypes, with concrete examples of coding projects.
* Programming skills in one or more of: C, C++, Rust, Java, or Python.
* Active and transferable Secret U.S. Government Security Clearance is required on day one.
** Qualifications We Prefer
*** Experience with system architecture design, prototyping, and technical project leadership.
* Experience with assembly language (x86/64, ARM, PPC, MIPS, etc.).
* Understanding of network protocols (TCP/IP stacks, wire-level protocols, RF communications, BGP, etc.).
* Familiarity with security concepts (confidentiality/integrity/availability, authentication/authorization, etc.)
* Reverse engineering skills using tools such as IDA/Ghidra/Binary Ninja.
* Capture the Flag (CTF) experience.
* Strong verbal and written communication skills in relevant technology topics
** What We Offer
** Whether you’re just starting out on your career journey or are an experienced professional, we offer a robust total rewards package with compensation; healthcare, wellness, retirement, and work/life benefits; career development and recognition programs. Some of the benefits we offer include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance and child/adult backup care.
• Relocation Assistance available•         
*** This position is Onsite at our Cambridge, Mass headquarters
***** To help you achieve your goals, BBN will provide:
*** A strong leadership…
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