El Segundo, California, United States · On-site
$76k–$144k/yr
Date Posted: 2026-09-09 Country: United States of America Location: US-CA-EL SEGUNDO-R02 ~ 1970 E Imperial Hwy ~ BLDG R02 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active a…
Skills: Systems engineering, RF digital signal processing, Data fusion, Target tracking, Automated resource management
El Segundo, California, United States · On-site
$146k–$239k/yr
Survivability Systems Engineer/Scientist (Lead or Senior) Company: The Boeing Company Boeing Defense, Space, & Security (BDS) is seeking a motivated and talented Survivability Systems Engineer/Scientist (Lead or Senior) …
Skills: Survivability systems engineering, Spacecraft design, Radiation effects analysis, Space environmental effects, Thermal desktop
El Segundo, California, United States · On-site
$180k–$250k/yr
Physical AI will decide the balance of power for the next century. It runs on components built by Original Component Manufacturers at the base of America's most critical supply chains. The bottleneck isn’t workforce, it’…
Skills: Software engineering, Data modeling, ETL, System design, API design
El Segundo, California, United States · On-site
$99k–$162k/yr
ASIC Physical Design Engineer — Synthesis and Timing – (Associate or Experienced) Company: The Boeing Company Boeing Space, Intelligence & Weapons Systems has an exciting opportunity for multiple ASIC Physical Design Eng…
Skills: Synthesis, Static timing analysis, STA, Floor-planning, Timing constraints
El Segundo, California, United States · On-site
$90k–$100k/yr
The Aerospace Corporation is the trusted partner to the nation’s space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development ce…
Skills: Structural dynamics, Finite element analysis, Launch vehicle loads, Spacecraft loads, Data processing
El Segundo, California, United States · On-site
Rainmaker is pioneering a modern cloud seeding system to solve water scarcity and inclement weather problems. We develop and incorporate radar validation, weather-resistant UAS, numerical weather modeling, and sustainabl…
Skills: Mechanical Engineering, Technical Leadership, Hardware Development, UAS, Radar Validation
El Segundo, California, United States · On-site
$120k–$215k/yr
Mission Assurance Engineer, Electrical - Millennium Space Systems Company: Millennium Space Systems Millennium Space Systems, a part of Boeing Defense, Space and Security (BDS), is a fast, agile small satellite company f…
Skills: Mission assurance, Electrical power design, Circuit design, Risk management, Satellite systems
El Segundo, California, United States · On-site
$120k–$140k/yr
The Aerospace Corporation is the trusted partner to the nation’s space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development ce…
Skills: Photovoltaics, Device physics, Semiconductor characterization, Python, MATLAB
El Segundo, California, United States · On-site
Rainmaker is pioneering a modern cloud seeding system to solve water scarcity and inclement weather problems. We develop and incorporate radar validation, weather-resistant UAS, numerical weather modeling, and sustainabl…
Skills: Mechanical Engineering, UAS, Hardware Engineering, Radar Validation, Numerical Weather Modeling
El Segundo, California, United States · On-site
$73k–$97k/yr
Be visionary Teledyne Technologies Incorporated provides enabling technologies for industrial growth markets that require advanced technology and high reliability. These markets include aerospace and defense, factory aut…
Skills: Systems engineering, Python, Avionics, Hardware integration, Software debugging
El Segundo, California, United States · Hybrid
$147k–$216k/yr
Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what’s happening now and shape what’s coming next. Vantor is a place for problem solvers, changemakers, and go-ge…
Skills: Spectrum management, Frequency engineering, Radio communications, Regulatory compliance, DoD policies
El Segundo, California, United States · On-site
$79k–$107k/yr
Entry-Level Systems Engineer (Digital Comm & Networks Sys Engrg) Company: The Boeing Company Boeing Defense, Space & Security is seeking an Entry-level System Engineer to join the Space and Launch Engineering team in El …
Skills: Systems engineering, Digital signal processing, RF systems, Optical communication, FPGA
El Segundo, California, United States · On-site
$146k–$198k/yr
Subject Matter Expert Electronics Design and Analysis Engineer (Electronic Packaging Design) Company: The Boeing Company Boeing Space, Intelligence & Weapons Systems is currently hiring a Subject Matter Expert Level Spac…
Skills: Electronics packaging, Mechanical design, PCB design, Thermal analysis, Structural analysis
Northrop Grumman Mission Systems, Inc.El Segundo, California, United States · On-site
$123k–$213k/yr
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opport…
Skills: Modeling and simulation, Systems engineering, Threat system analysis, System survivability analysis, Mission performance analysis
El Segundo, California, United States · On-site
$105k–$172k/yr
Autonomy Engineer (Mid Career) - Millennium Space Systems Company: Millennium Space Systems Millennium Space Systems, a part of Boeing Defense, Space and Security (BDS), is a fast, agile small satellite company focused o…
Skills: Fault detection, Isolation and response, FDIR, Satellite systems, Autonomy software
El Segundo, California, United States · On-site
$180k–$230k/yr
Space Systems Integration (SSI) is a fast-growing engineering company that provides aerospace solutions to a variety of government and commercial customers. Our employees are forward-thinking, self-directed individuals w…
Skills: Modeling and simulation, Software engineering, MATLAB, Python, Java
El Segundo, California, United States · On-site
$136k–$187k/yr
Title: Enterprise Crypto Security Engineer Belong. Connect. Grow. with KBR! KBR’s National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and …
Skills: Cryptography, Systems engineering, Cybersecurity, Key management, Space systems
El Segundo, California, United States · On-site
$160k–$216k/yr
Senior Software Quality Engineer Company: The Boeing Company Boeing Defense, Space, & Security (BDS) has an exciting opportunity for a Senior Software Quality Engineer to join our Software Quality Engineering team in El …
Skills: Software quality engineering, Process improvement, Auditing, AS9100, AS9115
El Segundo, California, United States · On-site
$99k–$198k/yr
Design-for-Test (DFT) Engineer — ASIC Backend – (Associate, Experienced, or Lead) Company: The Boeing Company Boeing Space, Intelligence & Weapons Systems has an exciting opportunity for multiple Design-for-Test (DFT) En…
Skills: Design-for-Test, ASIC, Verilog, SystemVerilog, TAP/JTAG
El Segundo, California, United States · On-site
$136k–$187k/yr
Title: Enterprise Crypto Security Engineer Belong. Connect. Grow. with KBR! KBR’s National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and …
Skills: Cryptography, Systems Engineering, Cybersecurity, Space Systems, Key Management
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The Systems Engineer will design, implement, and validate algorithms for RF digital signal processing, data fusion, and target tracking. They will also collaborate with cross-functional teams to support modeling, simulation, and integration of next-generation RF technologies.
Candidates must hold a Bachelor’s degree in a STEM field with at least 2 years of relevant experience and proficiency in programming languages like MATLAB or Python. A U.S. citizenship is required to obtain and maintain a DoD Secret security clearance.
U.S. Citizen, U.S. Person, or Immigration Status Requirements:
Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance 

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.
Airborne RF Sensor department is seeking a highly skilled Senior Systems Engineer to support the design, development, integration, and testing of work products within the Advanced Technologies Business Unit. This role will support a variety of programs that are defining, creating, and fielding the next-generation RF technologies and capabilities that are needed by our national defense force to meet and surpass the threats of today and beyond. This position is an onsite role in El Segundo, CA.
What You Will Do:
Qualifications You Must Have:
Qualifications We Prefer:
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 75,800 USD - 144,200 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.
Click on this link to read the Policy and Terms
RTX is comprised of three market-leading businesses – Collins Aerospace, Pratt & Whitney and Raytheon – working as one to answer the biggest questions and solve the hardest problems in aerospace and defense.
Offices: Arlington, VA, US
Based on 1062 listings with disclosed salaries, most technology jobs in El Segundo, CA pay between $95k–$217k per year. Individual offers vary with seniority, company size, and specialization.
There are currently 1,200 open technology positions in El Segundo, CA listed on Clera. New openings are added daily as companies post roles.
Companies currently hiring include The Aerospace Corporation, Boeing, RTX, CHAOS Industries, Varda Space Industries, among others. Browse the listings above to see every active employer.
Yes — 174 of the 1200 open technology positions offer remote or hybrid work (34 remote, 140 hybrid).
Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.
