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techroles

Senior Software Engineer, Onsite

RTX (Private Posting No Tmp) Open · verified Oct 24, 2026
FULLERTON-675 ~ 1801 Hughes Dr ~ BLDG 675 Full-time Senior Software Engineering

At a glance

Senior Software Engineering role at RTX (Private Posting No Tmp). FULLERTON-675 ~ 1801 Hughes Dr ~ BLDG 675 · full-time · $95,500–$181,700 base.

SalaryStated by RTX (Private Posting No Tmp)
$95,500 – $181,700
Base salary for this role, in USD per year, as published in the posting.
RoleSoftware Engineering
SenioritySenior
LocationFULLERTON-675 ~ 1801 Hughes Dr ~ BLDG 675
EmploymentFull-time
Base pay$95,500–$181,700
PostedSep 25, 2026 · 4w ago
Role brief

techroles summary, based on the employer's posting.

What you'll do

  • Contribute to a software product team building command-and-control applications for mission-critical use
  • Shape software applications through design, coding, testing and ongoing maintenance
  • Work with colleagues across disciplines in an agile development setting
  • Travel to Taiwan for customer and colleague meetings, with trips lasting from two weeks to two months

What you bring

  • A STEM degree and at least five years of relevant experience
  • Programming experience in Java, Python or C++, plus work with Agile methods and Red Hat Linux
  • U.S. citizenship and an active DoD Secret clearance, with the ability to keep it current

Who this fits

This is an onsite senior engineering role based in Fullerton, California. You should be prepared for travel of up to twenty-five percent, including extended business trips to Taiwan. U.S. citizenship and an active Secret clearance are required.

From the employer

Date Posted:

2026-09-25



Country:

United States of America



Location:

US-CA-FULLERTON-675 ~ 1801 Hughes Dr ~ BLDG 675



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 Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring 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. Our team solves tough, meaningful problems that create a safer, more secure world.

Raytheon Software Engineering is looking for a Senior Software Engineer to join the Air C2 (Command and Control) and Battlefield Sensors software department in Fullerton, California.

What You Will Do:

The Air C2 SW product teams develop Command and Control mission critical applications and leverage DevSecOps processes along with best industry practices to meet the threats of today and tomorrow.

  • Perform as a key contributor working as part of a high performing Software Product Team.

  • Participate in software C2 software application design, implementation, test and maintenance.

  • Collaborate in a cross-functional / agile environment

  • Travel up to 25% including short term business trips (between 2 weeks to 2 months, depending on the circumstances) to Taiwan to interface with our customer and other RTX colleagues.

Qualifications you must have:

  • Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience

  • Experience in Java, Python or C++ programming languages.

  • Experience with Agile development methodologies

  • Experience with Red Hat Linux

  • Able to obtain and maintain a U.S. government issued security clearance as and when required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer:

  • Strong communication and collaboration skills, ability to work effectively within large, cross-functional teams.

  • Experience in software engineering in the Command & Control domain

  • Experience with interface development including tactical data links, radar/civilian data sources and weapons control.

  • Experience with Java UI frameworks such as Swing or JavaFX

  • Experience with component-based architecture and microservices.

  • Experience working with a range of infrastructure and platforms

  • Experience with one or more scripting languages

  • Experience with Ada

  • Experience with DOORS

  • Experience with the following toolchain products: Bitbucket, Jenkins, Artifactory, Coverity, Collaborator and JIRA

What We Offer:

  • Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: 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 , 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 95,500 USD - 181,700 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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Opportunity

Software Engineering work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

Software Engineering$90k+

Find me work

By the team behind techroles.

Find me work
Opportunity

Software Engineering work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

Find me work

By the team behind techroles.