Systems Engineer I– Algorithms
RTX· Defense· Oct 5, 2026 · 22d ago
Fullerton, CA
In office
Full-time
Mid
$115K–$166K est.
Job description
Date Posted:
2026-10-05 Country:
United States of America Location:
US-CA-FULLERTON-676 ~ 1801 Hughes Dr ~ BLDG 676 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
Are you ready to explore the world of aerospace and defense? Do you want to learn from and collaborate with some of the greatest minds in the industry? At RTX, our internships, co-ops and full-time careers provide an exceptional foundation to work on complex problems, advance your skills and create a safer, more connected world. Discover opportunities to make a difference at RTX.
What You Will Do
The successful candidate must be able to work on individual tasks under limited supervision, or with a team to achieve operational targets and must have the ability to communicate and collaborate with parties within and outside of own job function. Eventually the candidate may be responsible for helping to provide guidance, coaching and training to other employees within their job area.
Test algorithms and models for the JPALS program
Maintain the necessary tools to accomplish sufficient testing
Work on multiple tasks in a software development environment
Conduct support analysis for system trouble shooting and analysis
Improve code quality by participating in code reviews and practice good software habits
Qualifications You Must Have
Bachelor’s degree in Electrical Engineering, Computer Engineering or related Science, Technology, Engineering or Mathematics (STEM) major obtained by start date.
Experience in MATLAB; running existing scripts and making minor updates
Experience with software development principles – configuration control, collaborative development, formal processes
Experience in reading and developing algorithm descriptions, mathematical expressions and derivations, matrix manipulations, outlier analysis, and system level analysis
Experience with trade studies, data analysis, statistical analysis
Experience in performing data analysis and problem solving (e.g. anomaly investigation)
Experience may be obtained through on-the-job experience, research, coursework, or projects.
Qualifications We Prefer
Familiarity with the systems engineering discipline
Familiarity performing complex statistical analysis and/or mathematical modeling
Familiarity performing model driven design
Familiarity with development of solutions to GPS Navigation Systems
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.
Relocation Eligibility
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.
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 62,900 USD - 119,700 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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Benefits
Benefits detected in the listing.
Dental
Vision
401(K)
Paid Time Off
Parental Leave