1,982,226open jobs
116,808companies
253,165added this week
Browse all
Salary
$87k – $165k per year
Location
In office (Tewksbury)
Seniority
Senior · 5+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 26, 2026. First seen by Alion on May 12, 2026. RTX scores A on the Alion truth index.

Overview
Company
Impact
Profile match

RTX

RTX is an American aerospace and defense company formed in 2020 by the merger of United Technologies and Raytheon. It operates through three businesses: Collins Aerospace, which makes avionics, aircraft interiors and aerostructures, Pratt & Whitney, which builds commercial and military jet engines, and Raytheon, which produces missiles, air defense systems such as Patriot, radars and sensors. Its customers include airlines, aircraft manufacturers, the United States Department of Defense and allied governments. The company is headquartered in Arlington, Virginia, United States.

Date Posted:

2026-05-12

Country:

United States of America

Location:

US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury Tb3 300 Concord

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

The ability to obtain and maintain a U.S. government issued security clearance is required. 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 after day 1

At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

he Software Product Assurance Center’s Software Security Sensors and Effectors Department is seeking a highly skilled individual to join our software team where you will employ Agile development techniques on embedded targets to continuously develop and deploy critical capabilities to the warfighter. We strive for technical excellence by drawing upon a workforce whose knowledge base and experience covers the complete spectrum of modern computing languages and platforms.

As a senior embedded software engineer, the candidate will be involved with software and firmware design, development, integration, and testing of real-time embedded solutions with application software, with a focus on overall system integrity.

Working side by side with Systems engineering to support generation of design concept and system architectural documentation. Support the decomposition of the architectural documentation in support of the generation and decomposition of requirements needed to support software development activities. The ideal candidate will also participate in Technical Integration Meetings with subcontractors to ensure selected hardware meets hardware and software requirements.

The candidate , working individually or as part of a team will be responsible for applying embedded principles to the design and development of hardened software applications. Software applications are developed using C and C++ on a variety of computing platforms running Linux and other real time operating systems. The candidate will ensure consistency across teams and remove impediments as they arise.

Qualifications You Must Have:

  • Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics and a minimum of 5 years of experience

  • Experience in an Agile and DevSecOps environment developing and maintaining software on an embedded processors/microcontroller. Experience working in a Linux environment with ability to modify and maintain Linux Kernel root file system

  • Experience developing multithreaded applications.

  • Experience building up and maintaining a code base built with CMake and Google Test.

  • The ability to obtain and maintain a US security clearance. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance

Qualifications We Value:

  • Proficiency with RTOS Systems, Linux device drivers, and/or embedded Linux

  • Experience developing and troubleshooting on embedded targets

  • Experience designing, implementing, testing, or deploying real-time embedded software solutions.

  • Willingness to learn new techniques and apply critical thinking and problem-solving skills to diagnose customer issues.

  • Knowledge of modern computer architectures and hardware technologies including: x86, ARM Architectures

  • Field Programmable Gate Arrays (FPGAs)

  • Working knowledge of the Linux Kernel development and device drivers for the Linux Kernel.

  • Experience with bare-metal software development.

  • Experience using version control systems such as Git or Subversion.

  • Demonstrated ability to work closely across other engineering disciplines (Systems Engineering, Hardware Engineering, etc.) to debug system and board level issues using software tools

What We Offer

  • Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.

Learn More & Apply Now!

  • Please consider the following role type definition as you apply for this role. Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

  • This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htm

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 86,800 USD - 165,200 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 to read the Policy and Terms

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
1,982,226 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Backend
Similar stack
Same company
Tewksbury
$140k – $155k per year • In office • Public Trust • 8+ years exp • Bachelor's Degree • Washington
SQL
C#
C#
.NET
Databases
MS SQL
DevOps
Windows Server
Windows
Analytics
ETL/ELT
Microsoft Excel
Apply
$130k – $157k per year • In office • Public Trust • 8+ years exp • Bachelor's Degree • Washington
JavaScript
SQL
C#
C#
ASP.NET Core
Entity Framework Core
Databases
Oracle
Frontend
JQuery
Mobile
MVVM
DevOps
Rest API
GitHub Actions
Windows Server
Windows
Management
Agile
Scrum
Apply
≈ $128k – $235k per year (Estimated) • In office • Full-Time • Niceville
Apply
≈ $96k – $190k per year (Estimated) • In office • Full-Time • Saint Louis
Apply
$130k – $180k per year • Hybrid • College Park
Python
C++
DevOps
CI/CD
Apply
≈ $12k – $30k per year (Estimated) • In office • Full-Time • 8+ years exp • Gurgaon
Python
JavaScript
TypeScript
DevOps
GitHub Actions
CI/CD
Jenkins
Git
Management
Agile
Scrum
QA
Selenium
Playwright
Postman
Rest-Assured
Apply
≈ $16k – $37k per year (Estimated) • In office • 5+ years exp • Hyderabad
Python
JavaScript
Ruby
Ruby
Sinatra
Ruby on Rails
Databases
MySQL
PostgreSQL
Amazon Aurora
Frontend
Vue.js
Sass
DevOps
CI/CD
Jenkins
Git
AWS
Docker
Management
Scrum
Apply
≈ $21k – $56k per year (Estimated) • In office • 7+ years exp • Bengaluru
Python
PowerShell
AI/ML
Copilot
AI Agents
Anomaly Detection
DevOps
Splunk
Terraform
Ansible
GCP
New Relic
Datadog
Dynatrace
Azure
CI/CD
AWS
Platform Engineering
Self-Healing
AIOps
Incident Management
Management
Agile
ITIL
ITSM
Service Desk
Apply
≈ $18k – $35k per year (Estimated) • In office • Full-Time • 3+ years exp • Bachelor's Degree • Gurgaon
SQL
Databases
Snowflake
Analytics
Tableau
A/B Testing
Management
Agile
Apply
≈ $138k – $283k per year (Estimated) • In office • Full-Time • 6+ years exp • Bachelor's Degree • Atlanta
Python
JavaScript
TypeScript
Databases
Pinecone
Qdrant
AI/ML
Cursor
LangGraph
AutoGen
LangChain
Claude
ChatGPT
Claude Code
LlamaIndex
AI Agents
Semantic Kernel
LLM
RAG
Google ADK
LLMOps
AWS Strands Agents
Lovable
Replit
Agentic Workflows
Multi-Agent Systems
DevOps
GCP
Azure
AWS
Docker
Kubernetes
Platform Engineering
Management
Agile
Apply
$132k – $252k per year • Hybrid • Nationals only • Full-Time • 10+ years exp • Bachelor's Degree • Annapolis
MATLAB
DevOps
CI/CD
Jenkins
Grafana
JFrog Artifactory
GitLab
Management
Agile
QA
Robot Framework
SpaceTech
DO-178C
Apply
$37k – $82k per year • In office • Nationals only • Full-Time • Bachelor's Degree • Cedar Rapids
C++
DevOps
Linux
Apply
$108k – $205k per year • In office • Secret • Full-Time • 8+ years exp • Bachelor's Degree • Tucson
Python
Java
C#
C++
Visual Basic
DevOps
Azure DevOps
Azure
Configuration Management
GitHub
Windows
TCP/IP
Management
Agile
UML
Apply
≈ $118k – $253k per year (Estimated) • Remote (location not specified) • TS/SCI • Part-Time • United States
Python
JavaScript
C++
DevOps
CI/CD
AWS
Docker
Kubernetes
Linux
Management
Agile
Apply
$37k – $82k per year • In office • Secret • Internship • Bachelor's Degree • Tewksbury
Python
Java
C++
Ada
MATLAB
DevOps
CI/CD
Jenkins
Git
Bitbucket
Management
Agile
Apply
$37k – $82k per year • In office • Secret • Internship • Bachelor's Degree • Tewksbury
Python
Java
C++
Ada
MATLAB
DevOps
CI/CD
Jenkins
Git
Bitbucket
Management
Agile
Apply
$50k per year • In office • Full-Time • 3+ years exp • Tewksbury
Apply
$46k per year • In office • Contractor • Tewksbury
Apply
$96k – $182k per year • Hybrid • Nationals only • Full-Time • 5+ years exp • Bachelor's Degree • Tewksbury
Apply
$37k – $82k per year • In office • Secret • Internship • Bachelor's Degree • Tewksbury
MATLAB
Apply
See all jobs
This is one of many
1,982,226 more open roles from verified company boards, updated every day.