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Added 11 days ago
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Principal Architect
Cognizant
Lincoln, NE
- $116,100 to $175,000 USD / year
As a Principal Architect, you will make an impact by translating complex client requirements into scalable, high-performing engineering solutions and driving the modernization of enterprise…
Added 11 days ago
C
Principal Architect
Cognizant
Jefferson City, MO
- $116,100 to $175,000 USD / year
As a Principal Architect, you will make an impact by translating complex client requirements into scalable, high-performing engineering solutions and driving the modernization of enterprise…
Added 11 days ago
C
Principal Architect
Cognizant
Topeka, KS
- $116,100 to $175,000 USD / year
As a Principal Architect, you will make an impact by translating complex client requirements into scalable, high-performing engineering solutions and driving the modernization of enterprise…
Added 11 days ago
Sr Principal Software Engineer secret clearance
Northrop Grumman
Newport News
Northrop Grumman is seeking Sr Principal Software Engineers for the GCCS-J program.
Added 11 days ago
Test Conductor/ Principal Test Conductor
Northrop Grumman
San Diego
Northrop Grumman Aeronautics Systems has an opening for a Test Conductor/ Principal Test Conductor to join the team of qualified individuals. Position is located in San Diego, CA.
Added 11 days ago
Sr Principal Engineer Systems (26-465)
Northrop Grumman
Huntsville
Northrop Grumman Space Systems - Missile Defense Integration offers an excellent opportunity for a Sr Principal Engineer Systems (26-465) to join our team of skilled and diverse…
Added 11 days ago
Principal Software Engineer - Online Experience (Remote)
HOME DEPOT MANAGEMENT COMPANY, LLC
Remote, United States
The Software Engineer Principal helps shape the architecture behind the customer-facing experiences on homedepot.com, supporting four product teams in our Online Experiences portfolio:…
Added 11 days ago
C
Principal Architect
Cognizant
Saint Paul, MN
- $116,100 to $175,000 USD / year
As a Principal Architect, you will make an impact by translating complex client requirements into scalable, high-performing engineering solutions and driving the modernization of enterprise…
Added 11 days ago
C
Principal Architect
Cognizant
Concord, NH
- $116,100 to $175,000 USD / year
As a Principal Architect, you will make an impact by translating complex client requirements into scalable, high-performing engineering solutions and driving the modernization of enterprise…
Added 11 days ago
C
Principal Architect
Cognizant
Honolulu, HI
- $116,100 to $175,000 USD / year
As a Principal Architect, you will make an impact by translating complex client requirements into scalable, high-performing engineering solutions and driving the modernization of enterprise…
Added 11 days ago
C
Principal Architect
Cognizant
Columbia, SC
- $116,100 to $175,000 USD / year
As a Principal Architect, you will make an impact by translating complex client requirements into scalable, high-performing engineering solutions and driving the modernization of enterprise…
Added 11 days ago
C
Principal Architect
Cognizant
Bismarck, ND
- $116,100 to $175,000 USD / year
As a Principal Architect, you will make an impact by translating complex client requirements into scalable, high-performing engineering solutions and driving the modernization of enterprise…
Added 11 days ago
Principal Software Development Engineer (Java/Angular)
CVS Health
Remote, United States
We are seeking a highly experienced and innovative Principal (Director Level) Software Development Engineer to lead the application architecture, design, development, delivery of…
Added 11 days ago
C
Principal Architect
Cognizant
Springfield, IL
- $116,100 to $175,000 USD / year
As a Principal Architect, you will make an impact by translating complex client requirements into scalable, high-performing engineering solutions and driving the modernization of enterprise…
Added 11 days ago
Principal Staff Software Engineer - Data Lake Infrastructure
LinkedIn
Mountain View, CA
We are seeking a Principal Technical Lead to drive the technical vision and execution for OpenHouse and LinkedIn's data lake technologies. You will set architectural direction, lead complex…
Added 11 days ago
Principal Ground Integration Engineer, Top Secret Clearance
K2 Space
Los Angeles, CA
Proficiency in one or more programming languages such as Python, C#.NET, Go, Java, or similar
Added 11 days ago
O
Principal Application Software Engineer
Oracle
United States
- $99,600 to $209,500 USD / year
Hands on experience writing code with modern procedural programming languages such as Java and Python.
Added 11 days ago
Sr Principal Software Engineer secret clearance
CORP-Corporate Office
United States
Northrop Grumman is seeking Sr Principal Software Engineers for the GCCS-J program.
Added 11 days ago
Test Conductor/ Principal Test Conductor
CORP-Corporate Office
United States
Northrop Grumman Aeronautics Systems has an opening for a Test Conductor/ Principal Test Conductor to join the team of qualified individuals. Position is located in San Diego, CA.
Added 11 days ago
Full Stack Software Engineer
Manulife
Boston, MA
Develop reliable, scalable, and secure backend services using Go, C#, and/or Java .
Added 11 days ago
C
Principal Architect
Cognizant
Boston, MA
- $116,100 to $175,000 USD / year
As a Principal Architect, you will make an impact by translating complex client requirements into scalable, high-performing engineering solutions and driving the modernization of enterprise…
Added 11 days ago
Principal Software Engineer - Online Experience (Remote)
The Home Depot
Remote, United States
The Software Engineer Principal helps shape the architecture behind the customer-facing experiences on homedepot.com, supporting four product teams in our Online Experiences portfolio:…
Added 11 days ago
C
Principal Architect
Cognizant
Helena, MT
- $116,100 to $175,000 USD / year
As a Principal Architect, you will make an impact by translating complex client requirements into scalable, high-performing engineering solutions and driving the modernization of enterprise…
Added 11 days ago
Principal Software Developer
Leidos
Gaithersburg, MD
Leidos is seeking a Principal Software DevOps Developer to join a high performing team leading the digital modernization of the Federal Aviation Administration’s (FAA) Terminal Flight Data…
Added 11 days ago
C
Principal Architect
Cognizant
Annapolis, MD
- $116,100 to $175,000 USD / year
As a Principal Architect, you will make an impact by translating complex client requirements into scalable, high-performing engineering solutions and driving the modernization of enterprise…

RTX

Principal Software Engineer – Front-end Developer

United States

The salary range for this role is 118,300 USD - 224,900 USD.

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Job details

Pay: The salary range for this role is 118,300 USD - 224,900 USD.
Experience: Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience.
Posting language: English
Posted: Oct 27, 2026

Original job description

Date Posted:

2026-10-27

Country:

United States of America

Location:

US-CA-SAN JOSE-826 ~ 200 Holger Way ~ BLDG 826

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:

TS/SCI with Polygraph

Security Clearance Status:

Active and existing security clearance required after day 1

Raytheon Company managed by Collins Aerospace

At RTX, the world's 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.

Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.

Applied Signal Technology (AST) is seeking a Principal Software Engineer with specialization in front-end development who strives for excellence and has passion to be part of a team that strengthens our nation and improves the security of our world.

AST provides trusted strategic and tactical SIGINT solutions that secure the interests of the U.S. and its partners. AST’s work in areas such as high-capacity broadband communications, signal processing and analysis, tactical SIGINT, and wireless communications continually challenge our extraordinary engineers to resolve problems and make the world a safer place. AST’s work environment is passionate, highly collaborative and provides engineers with the freedom to strengthen and expand their skills, explore new and creative ideas, and work closely with our nation’s finest service members all while embracing integrity, innovation, and work-life balance.

This is an ONSITE position at the San Jose, CA location. To learn more about AST, please click the link below. Applied Signal Technology: WHO WE ARE

What You Will Do:

Apply your front-end development expertise to help create complex, innovative, and mission‑critical signals intelligence solutions. Key responsibilities include:
Contribute to the requirements definition, design, development, and testing of software, including new features and enhancements to existing applications and systems.
Collaborate closely with project managers, engineers, and cross‑functional teams to deliver high‑quality software capabilities.
Follow established development practices and processes to ensure proper configuration management and maintainability of software products.
Support the continual improvement of the software development environment, including DevOps practices, tools, and workflows within Engineering.
Travel: Up to 25% domestic to other AST sites and customer locations

Qualifications You Must Have:

Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience.
Extensive experience developing in modern programming languages such as Python, Java, or C++ within a Linux environment.
Strong experience building complex web applications using the Angular framework and related technologies (TypeScript, JavaScript, DevExtreme, Cytoscape, Leaflet, etc.).
Working knowledge and proficiency in integrating with back‑end server‑side technologies, including application servers and databases such as Neo4j, PostgreSQL, and InfluxDB, as well as RESTful or similar web services.
Proficiency with common data formats such as JSON and XML.
Ability to obtain and maintain a U.S. government issued Top Secret SCI (TS/SCI) security clearance.
U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer:

Experience with microservices architecture, distributed systems, containerized deployments, and modern cloud technologies.
Experience with RESTful APIs, messaging technologies such as Kafka or RabbitMQ, and event‑driven architectures.
Experience with Agile/Scrum methodologies, DevOps practices, and test automation frameworks or tools.
Proficiency with one or more scripting languages (Python, JavaScript, Bash, Perl, etc.).
Experience using configuration management and defect‑tracking tools (e.g., Git, JIRA).
Experience maintaining and working with complex build processes (e.g., Makefiles, CMake).
Working knowledge of telecommunications systems concepts, computer network models, and protocol suites such as OSI, SS7, TCP/IP, and UMTS, including routing protocols (EIGRP, IS‑IS, OSPF, BGP).
Familiarity with telecommunications network infrastructure (routers, switches, etc.) and with network reconnaissance tools and techniques.
Active and transferable U.S. government issued Top Secret SCI (TS/SCI) security clearance with Poly

What We Offer

Medical, dental, and vision insurance
Three weeks of vacation for newly hired employees
Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option
Tuition reimbursement program
Student Loan Repayment Program
Life insurance and disability coverage
Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection
Birth, adoption, parental leave benefits
Ovia Health, fertility, and family planning
Adoption Assistance
Autism Benefit
Employee Assistance Plan, including up to 10 free counseling sessions
Healthy You Incentives, wellness rewards program
Doctor on Demand, virtual doctor visits
Bright Horizons, child and elder care services
Teladoc Medical Experts, second opinion program
Eligible for relocation
And More!

Learn More & Apply Now! Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions - whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today.

Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as:

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.

#AST

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 118,300 USD - 224,900 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.

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