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2,805 systems developer jobs at 709 companies in Long Beach, CA

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Lifecycle Systems Engineer
El Segundo or Chantilly or Colorado Springs
$151k-$227k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
10+ YOEBachelor's in engineering or related; 10+ years experience in systems/acquisition engineering; experience with requirements, verification, DoD acquisition, DevSecOps; TS/SCI clearance required.
SysML, Cameo, DOORS, Jira, Confluence, SAFe, Scrum, DevSecOps
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1mo
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Space Systems Engineer
El Segundo, California, United States
$115k-$250k/yr OnsiteFull Time
BTAS
BTAS: Independent defense contractor delivering space systems solutions.
10+ YOESpace systems design, development, and program support; TS/SCI eligibility; 10+ years experience; advanced degree preferred.
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2d
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Lead Software Systems Engineer
Seal Beach, California, United States
$172k-$232k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
5+ YOE5+ MgmtActive U.S. Top Secret/SCI clearance, Bachelor’s degree, 5+ years software development experience (Python, JavaScript, TypeScript), CI/CD and database experience, leadership and systems engineering for space/ground systems.
Python, JavaScript, TypeScript, Angular, JQuery, FastAPI, Postgres, SQL, NoSQL, Java, CI/CD
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2w
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Staff Systems Engineer (C++/Python)
New York or Los Angeles County
$220k-$260k/yr RemoteFull Time
NBCUniversal
NBCUniversalNASDAQ: CMCSA: Produces and distributes entertainment content and theme park experiences.
5+ YOEBachelor's in CS/Engineering/Math, 5+ years industry experience, strong C++ systems development, familiarity with machine learning/computer vision, Git and Unix shell proficiency, experience deploying/testing on cloud and large geospatial datasets.
C++, Python, Git, Mercurial, CMake, Linux, macOS, bash, Unreal Engine
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2d
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Lead Software Systems Engineer
Seal Beach, California, United States
$172k-$232k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
5+ YOEActive U.S. Top Secret/SCI required, Bachelor\u0002s degree or equivalent, 5+ years software development experience for space/ground systems, Python/JavaScript/TypeScript experience, CI/CD and database experience.
Python, JavaScript, Angular, JQuery, TypeScript, Postgres, SQL, NoSQL, Java, FastAPI, CI/CD
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8h
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Senior Photonic Systems Engineer
Los Angeles, California, United States
$110k-$280k/yr OnsiteFull Time
K2 Space
K2 Space: Develops high-power satellite platforms for heavy-lift launch vehicles.
5+ YOEDesign, develop, qualify, and deliver photonic systems for high-volume satellite optical payloads; 5+ years optical systems experience; bachelor’s in relevant technical field; mentoring and vendor management experience.
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4w
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Senior Systems Engineer
Irvine, California, United States
$110k-$183k/yr OnsiteFull Time
Fortive
FortiveNYSE: FTV: Industrial technology conglomerate providing critical instrumentation, software, and safety solutions.
8+ YOEBachelor's degree in engineering or equivalent, minimum 8 years engineering experience in product/systems development, working knowledge of FDA/ISO/QSR, system architecture, requirements management, verification/validation, and travel up to 20%.
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1mo
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Systems Engineer, Mid
El Segundo, California, United States
$62k-$141k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
5+ YOE5+ years systems engineering experience developing/verifying system functional and performance requirements, managing specifications and acceptance reviews (SRR/SFR/PDR/CDR); Bachelor's in Engineering/Math/Physics/CS; Secret clearance required.
Microsoft Teams, KanBan
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4w
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Senior Systems Engineer
Irvine, California, United States
OnsiteFull Time
Fortive
FortiveNYSE: FTV: Manufactures professional instrumentation, industrial tools, and specialized software.
8+ YOEBachelor's in engineering or equivalent, minimum 8 years product/systems development experience, knowledge of FDA/ISO/QSR and design controls, system-level architecture, requirements, V&V, risk and change management, ability to travel up to 20%.
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1w
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Systems Engineer – Carbon Management
Los Angeles, California, United States
$84k-$130k/yr OnsiteFull Time
University of California, Los Angeles
University of California, Los Angeles: A public research university providing higher education and research.
5+ YOEMinimum 5 years post-degree experience, strong technical writing and quantitative analysis, systems thinking, familiarity with TEA/LCA/process design/systems modeling; Master's required, PhD preferred.
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1mo
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Systems Engineer, Senior
El Segundo, California, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
8+ YOERequires 8+ years systems engineering for DoD space ground systems, 5+ years integrating missions, TS/SCI clearance, Bachelor's in Engineering/Math/Physics/CS, Python and MBSE experience, ICD/API development, and Microsoft Office proficiency.
Python, Model-Based Systems Engineering (MBSE), Digital Engineering, Microsoft Teams, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Confluence, Jira
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1mo
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AI Systems Engineer
Santa Monica, California, United States
HybridFull Time, Part Time
M|R Walls
M|R Walls: Designs and builds 3D carved architectural wall products.
Experienced software/AI engineer with Python and API/database integration skills; build AI agents, automations, and workflows using tools like OpenAI, Claude, OpenClaw, Hermes, and Vercel; strong systems-thinking and communication.
Python, APIs, databases, OpenAI, OpenAI APIs, Claude, Claude Code, Codex, MCP servers, OpenClaw, Hermes, Hermes Agent, Vercel, Midjourney, FAL, Flux, Airtable, Make, n8n, GitHub
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3w
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Systems Engineer / Principal Systems Engineer - Integration & Test
Woodland Hills, California, United States
$92k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOESTEM degree with 2+ yrs (Systems) or 5+ yrs (Principal); active U.S. Secret clearance; experience in requirements, test case development, verification & validation; ability to work onsite in Woodland Hills, CA; travel ~10%.
IBM Rational DOORS, JIRA, ClearQuest, ClearCase, Cameo, Agile
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4w
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Systems Engineer
El Segundo, California, United States
$190k-$220k/yr OnsiteFull Time
Space Systems Integration
Space Systems Integration: Provides systems engineering and technical advisory for aerospace missions.
9+ YOESenior systems engineer with extensive space systems integration experience, active Top Secret/SCI clearance (T5/SSBI) and polygraph required. Degree (BS/MS/PhD) plus 9–14+ years experience in DoD/agency space programs, acquisition, and team leadership.
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2mo
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Systems Engineer
El Segundo, California, United States
$134k-$190k/yr OnsiteFull Time
Radiant
Radiant: Designs and manufactures portable, mass-produced nuclear microreactors.
2+ YOEBachelor’s degree in engineering; 2+ years in design/analysis or systems engineering; manufacturing experience; strong communication.
DOORS, Jama, Flow
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3w
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Staff Systems Engineer, Air Vehicle Systems, Active Clearance
Costa Mesa, California, United States
$191k-$253k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
12+ YOEB.S. in engineering field, 12+ years systems engineering experience on UAS/aircraft systems, experience with MBSE/SysML and developing system requirements, active U.S. Secret clearance required.
Model Based Systems Engineering (MBSE), SysML, DoDAF, UAFP, Cameo MagicDraw, Rhapsody, SparxEA, Teamwork Cloud, MIL-HDBK-516C, MIL-STD-882E, ARP-4761, ARP-4754A, DO-178C, DO-254, MIL-STD-881
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4w
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Lead Systems Engineer (38883)
Yorba Linda, California, United States
$128k-$237k/yr OnsiteFull Time
L3Harris Technologies
L3Harris TechnologiesNYSE: LHX: Aerospace and defense providing mission-critical technology solutions.
9+ YOEDevelop and verify system-level requirements, manage traceability (DOORS), define interfaces and architecture, support integration and test, and develop test automation; eligible for US security clearance required.
DOORS, signal analyzer, signal generator, spectrum analyzer
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3mo
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Systems Engineer
Pasadena, California, United States
$115k-$165k/yr HybridFull Time
Giant Magellan Telescope Organization
Giant Magellan Telescope Organization: Constructing the Giant Magellan Telescope for astronomical research.
3+ YOEBS in Physics or Engineering; 3+ years systems engineering for electro-opto-mechanical or large astronomical observatories; experience with integration, testing, documentation, and cross-team coordination; willingness to travel.
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2mo
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Sr Systems Engineer, Process
Long Beach, California, United States
$149k-$182k/yr OnsiteFull Time
Relativity Space
Relativity Space: Designing and manufacturing 3D-printed rockets and launch vehicles.
5+ YOE5+ years of systems engineering; BS in Engineering; proven process development; ability to work with IT/DevOps; lifecycle experience.
MBSE, Scripting, DevOps tools
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3mo
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Systems Engineer
El Segundo, California, United States
$73k-$97k/yr OnsiteFull Time
Teledyne Technologies
Teledyne TechnologiesNYSE: TDY: Manufactures sensors, cameras, and electronics for aerospace and defense.
2+ YOEBachelor’s degree in STEM; 2+ years in systems/aerospace engineering; Python experience; hardware/software debugging in avionics; ISO 9001 experience preferred; U.S. person; strong collaboration and communication.
Python, Networking, TCP/IP, UDP, Wi-Fi, Cellular, Embedded systems
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