Senior Systems Engineer –- Algorithms (ONSITE)

globalhr; Fullerton (CA); On-site; USD 96,000 - 182,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

Three weeks vacation

401(k) with employer matching

Job summary

Collins Aerospace, an RTX company, is seeking a Senior Systems Engineer in Algorithms to support the Joint Precision Approach and Landing System (JPALS) program, developing solutions for GPS navigation systems.

The role requires running and testing MATLAB/Simulink models, documenting equations, performing data analysis, and collaborating with a small team to meet program goals. This is an on-site Fullerton, CA position with security clearance requirements.

Qualifications

• Must have experience with MATLAB/Simulink modeling and data analysis.
• Strong understanding of algorithms and mathematical derivations.
• Experience in model-driven design and software development principles.

Responsibilities

• Develop algorithms, tools and models for the JPALS program.
• Conduct statistical analysis and Monte Carlo simulations.
• Support research, analysis and troubleshooting in a small team.
• Translate technical papers into high-fidelity models and presentations.
• Lead technical discussions with customers and internal teams.

Skills

MATLAB proficiency

Data analysis

Simulink

Algorithms

Software development

Systems engineering

STEM degree

Education

STEM degree

Advanced degree

Tools

Simulink

Code generation

Job description

Date Posted: 2026-08-18

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

Raytheon Company, Managed by Collins Aerospace

Collins Aerospace, an RTX company, 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. We are looking for Senior Systems Engineers in Algorithms to support the Joint Precision Approach and Landing System (JPALS) program in the area development of solutions to GPS Navigation Systems.

This individual will be required to run and test modeling and simulation of algorithmic models using Simulink and MATLAB. The work is highly technical, and the individual must be comfortable with documenting equations, derivation, and generation of plots in MATLAB. The individual must be comfortable with data and statistical analysis. 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.

What You Will Do

• Support the development algorithms, tools and models for the JPALS program
• Conduct statistical analysis, probability theory and Monte Carlo simulations
• Support independent research and analysis
• Work with a small team to conduct analysis for system trouble shooting and analysis
• Understand technical papers and algorithm descriptions and integrate them into high fidelity models
• Lead technical discussion with customers and team presentations

Sign-on Bonus Eligible

Qualifications You Must Have

• Proficient in MATLAB; code optimization and numerical stability
• Proficient in performing data analysis and problem solving (e.g. anomaly investigation)
• Experience performing model driven design using Simulink and auto generated code
• Experience in basic 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
• Understands the systems engineering discipline
• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience

Qualifications We Prefer

• Experience performing complex statistical analysis and/or mathematical modeling
• Experience with development of solutions to GPS Navigation Systems and Global Navigation Satellite Systems (GNSS) theory
• Familiar with requirement development and sell off
• Willingness to travel and do field work

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 illnessinsurance, 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
• And more!

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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As part of our commitment to maintaining a secure hiring process, candidates may be asked to attendselect 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.