Senior Information Systems Engineer - Onsite El Segundo, CA
El Segundo, California, United States · On-site
$96k–$182k/yr
Senior$200K raised
Date Posted: 2026-08-18 Country: United States of America Location: US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Activ…
Skills: Linux systems administration, Cybersecurity compliance, Networking fundamentals, TCP/IP, DNS
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: Space Domain Awareness, Mission Analysis, Modeling and Simulation, Python, MATLAB
Northrop Grumman Mission Systems, Inc.
Principal / Sr. Principal Project Management
El Segundo, California, United States · Hybrid
$94k–$176k/yr
Senior
RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opportunities …
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: No CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opportu…
Company Overview ImmunityBio is a vertically integrated commercial stage biotechnology company developing next-generation therapies that bolster the natural immune system to defeat cancers and infectious diseases. The Co…
Technical Product Manager - Generative AI Initiatives - Legal Direct Location: El Segundo, CA (Onsite) About the Role: We are seeking a dynamic Technical Product Manager with a strong foundation in building commercial we…
Skills: Generative AI, Large language models, Product management, Data analysis, Prompt engineering
Supply Reliability Engineer - Millennium Space Systems
El Segundo, California, United States · On-site
$107k–$193k/yr
Senior$39B raised
Supply Reliability Engineer - Millennium Space Systems Company: Millennium Space Systems Millennium Space Systems, A Boeing Company, delivers affordable, high-performance space systems for exacting customers. At Millenni…
Skills: Quality Engineering, Root Cause Analysis, AS9100, Process Auditing, Statistical Analysis
Sr Manager IT - Partner Strategy & Vendor Management
El Segundo, California, United States · On-site
$165k–$200k/yr
Senior+$600M raised
Company Description CREATIVITY IS OUR SUPERPOWER. It’s our heritage and it’s also our future. Because we don’t just make toys. We create innovative products and experiences that inspire fans, entertain audiences and deve…
A New Paradigm For Space Operations. Who We Are: Space Kinetic is a dual use space technology startup building a completely new architecture for space operations – one that brings the advantages of proliferated drone tec…
Skills: Structural Analysis, Finite Element Analysis, Stress Analysis, Structural Dynamics, Loads Development
We’re on a mission to make the skies safe and accessible for everyone. Our technology gives pilots greater control by simplifying the management of any aircraft during standard flight operations, inclement weather, and e…
Skills: Avionics systems, Electromechanical actuation, Systems testing, Integration testing, Test procedure development
Mobile Business Intelligence Analyst, Mattel Games Studio
El Segundo, California, United States · On-site
$94k–$118k/yr
Mid level$600M raised
Company Description CREATIVITY IS OUR SUPERPOWER. It’s our heritage and it’s also our future. Because we don’t just make toys. We create innovative products and experiences that inspire fans, entertain audiences and deve…
Sr. Scientist, Synthetic Chemistry El SEGUNDO, CA | FULL-TIME Onsite Defense, aerospace and other high-performance applications demand new material solutions stronger, lighter, more resilient tested and delivered faster …
CHAOS Industries is redefining modern defense with omniscient systems purpose-built for today’s realities. Designed and built by top U.S. military veterans and Silicon Valley innovators, CHAOS Industries’ products are po…
CHAOS Industries is redefining modern defense with omniscient systems purpose-built for today’s realities. Designed and built by top U.S. military veterans and Silicon Valley innovators, CHAOS Industries’ products are po…
Skills: Mechanical engineering, CAD, SolidWorks, System integration, Prototyping
Northrop Grumman Mission Systems, Inc.
Principal or Sr. Principal Aeronautical Engineer - Air Vehicle Configuration Design and Integration
El Segundo, California, United States · On-site
$114k–$213k/yr
Senior
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opportunit…
Date Posted: 2026-08-17 Country: United States of America Location: US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The a…
Principal or Sr. Principal Aeronautical Engineer - Air Vehicle Configuration Design and Integration
El Segundo, California, United States · On-site
$114k–$213k/yr
Senior$3.7B raised
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opportunit…
Date Posted: 2026-08-17 Country: United States of America Location: US-CA-EL SEGUNDO-R01 ~ 2000 E Imperial Hwy ~ BLDG R01 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active a…
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: Electrical power engineering, Power distribution, Systems engineering, Facility engineering, Root cause analysis
Aerospace Vehicle Technician Senior 1st Shift - Millennium Space Systems
El Segundo, California, United States · On-site
$29/hr–$47/hr
Mid level$39B raised
Aerospace Vehicle Technician Senior 1st Shift - 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 co…
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$96k–$182k/yr
Full-time
bachelor degree
Medical, Dental, Vision, Life insurance, Short-term disability, Long-term disability
Posted 25d ago
~40 hrs/week
Responsibilities
Provide cybersecurity compliance guidance for test equipment and support flight test capabilities. Troubleshoot production and development systems to ensure connectivity, functionality, and test integrity.
Requirements
Requires a bachelor's degree in a STEM field and at least five years of relevant experience. Candidates must possess an active DoD Secret security clearance and U.S. citizenship.
Full job description
Date Posted:
2026-08-18


Country:
United States of America


Location:
US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01


Position Role Type:
Onsite


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 


Security Clearance Type:
DoD Clearance: Secret


Security Clearance Status:
Active and existing security clearance required on day 1
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.
Raytheon brings 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. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world.
Join us and help shape the future of aerospace and defense.
What You Will Do
Provide Cybersecurity compliance guidance to engineering for production and procurement of Test Equipment (TE)
Support Flight Test capabilities and processes for Raytheon test systems
Develop Cybersecurity Compliant TE (Linux, IOS, Windows)
Install software packages/updates to enhance operations and testing of production hardware
Troubleshoot production and development TE to ensure connectivity, functionality, compliance, and test integrity
Collaborate with Digital Technologies to integrate TE into controlled networks or enterprises
Collaborate with Cybersecurity to ensure TE compliance (using tools such as Nessus, Splunk, Ivanti, and locally procured software
Collaborate with engineering to ensure changes do not affect the availability or test integrity on the TE
Support all reviews required prior for implementation of any changes to the TE
This position is 100% ONSITE in El Segundo, California
Qualifications You Must Have
Bachelor’s Degree in Science, Technology, Engineering, or Mathematics (STEM)
Minimum of five (5) years of relevant experience OR an advanced degree in STEM and a minimum of 3 years relevant experience
Minimum 3 years of Linux systems administration experience
Networking fundamentals such as TCP/IP, DNS, DHCP, routing, and/or firewalls such as iptables/firewalld
Package management such as yum/dnf, apt and/or repository management
Experience with user account management, software installation and or technical customer support
U.S. Citizen with current DoD Government issued Secret security clearance day one
Qualifications We Prefer
Certifications: DoD 8570.01M IAT II certified credentials (Security+, CISM, etc.), or ability to obtain within 6 months of start
Systems Engineering Experience: Systems Engineer managing Operational Technology (OT) experience and/or test systems in a production environment
OS & Systems Administration: Experience with Windows and Linux (desktop and server), including networking administration and user/permissions management such as AD integration, sudo, SELinux/AppArmor basics
Security & Hardening Practices: Experience with backup/recovery procedures, baseline hardening such as CIS benchmarks, STIGs, and vulnerability scanning tools such as Nessus, OpenSCAP
Automation/Configuration Management: Experience with configuration management tools (e.g., Ansible), including writing and maintaining playbooks for patch management and routine configuration
Troubleshooting & Communication: Troubleshooting skills across Windows/Linux systems, customer service orientation, and oral/written technical communication with independent problem-solving ability
What We Offer
Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.
This position offers relocation.
Learn More & Apply Now!
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.
This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), 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.
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
Advanced sensorsaerospaceaerostructuresavionicsair and missile defense systemsaircraft engines and auxiliary power unitscommand and control systemscyber and software solutionsdefensedigital
How much do Technology jobs in El Segundo, CA pay?
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.
How many Technology jobs are open in El Segundo, CA right now?
There are currently 1,200 open technology positions in El Segundo, CA listed on Clera. New openings are added daily as companies post roles.
Which companies are hiring for Technology roles in El Segundo, CA?
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.
Are there remote or hybrid Technology jobs in El Segundo, CA?
Yes — 178 of the 1200 open technology positions offer remote or hybrid work (34 remote, 144 hybrid).
How do I apply for Technology jobs in El Segundo, CA?
Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.