Cyber Capability Research Engineer (Onsite)

Job description

**Date Posted:**

2025-08-06
**Country:**

United States of America
**Location:**

MA105: BBN Headquarters 10 Moulton Street
, Cambridge, MA, 02138 USA
**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:**

DoD Clearance: Secret

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.

The following position is to join **RTX BBN Technologies:**

RTX BBN Technologies is looking for an experienced **Cyber Capability Research 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.
+ Architect 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**

+ Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM), specifically in Computer Science, Computer Engineering, Electrical Engineering, Mathematics, or Physics and a minimum of 5 years of prior relevant experience unless prohibited by local laws/regulations.

Advanced Degrees would require a minimum 3 years of experience.
+ Minimum 2 years of C Programming experience.
+ Active Secret Security Clearance.

**Qualifications We Prefer**

+ Programming Skills in C++, Rust, Java, Python, or other languages.
+ 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.).
+ OS kernel development experience (e.g., Windows, Linux, MacOS, Android).
+ Reverse engineering skills using tools such as IDA/Ghidra/BinaryNinja.
+ Capture the Flag (CTF) experience.
+ Authored papers and proposals.

**Location**

+ Onsite in Cambridge, Massachusetts
+ Relocation Assistance available.

**Why Join RTX BBN Technologies?**

+ We invent new science by applying cross-discipline techniques in new ways.
+ The Network and Cyber Technologies group anticipates the future of communications from applied physics to fundamental analysis of large application systems.
+ A strong leadership team well-versed in Government Research & Development.
+ A collaborative and collegial environment to push state-of-the-art research.
+ Technically competent pool of research scientists who are willing to mentor, listen, and help you refine your research vision and goals.
+ Business Development, Programmatic, Contracting, Finance, and HR Support.
+ Access, through RTX, opportunities that help transition your research and ultimately see it fielded.

**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.

The salary range for this role is 90,000 USD - 182,000 USD.

The salary range provided is a good faith estimate representative of all experience levels.
RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays.

Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.

Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement.

Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.

This role is a U.S.-based role.

If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted.

However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

_RTX is an Equal Opportunity Employer.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class.

RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act._

**Privacy Policy and Terms:**

Click on this link (http://www.rtx.com/privacy/Job-Applicant-Privacy-Notice) to read the Policy and Terms
Raytheon Technologies is An Equal Opportunity/Affirmative Action Employer.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.

Required Skill Profession

Other General