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885 principal engineer jobs at 198 companies in Buena Park, CA

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Principal Engineer
Eastvale, California, United States
$155k-$193k/yr OnsiteFull Time
City of Eastvale
City of Eastvale: Municipal government serving Eastvale residents through public safety, planning, infrastructure, recreation, and community services.
4+ YOE3+ MgmtBachelor’s in Civil Engineering, CA Professional Engineer (PE) registration, 4+ years civil engineering experience including public works, and 3 years supervisory experience; experience managing CIP projects and federal funding processes.
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PRINCIPAL ENGINEER
Los Angeles County, California, United States
$13k-$16k/mo OnsiteFull Time
Los Angeles County Department of Public Works
Los Angeles County Department of Public Works: The official government administrative organization for Los Angeles County.
4+ YOE1+ MgmtRequires four years as a registered civil, electrical, mechanical, or structural engineer, including one year at senior engineer level; California registration and Class C driver license or alternative transportation required.
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Principal Engineer
Pasadena, California, United States
$157k-$196k/yr OnsiteFull Time
City of Pasadena
City of Pasadena: Municipal government providing public safety, utilities, transportation, housing, health, library, and community services to Pasadena residents.
Lead water resources engineering division, manage capital projects, regulatory compliance, collaborate with regional agencies, and provide technical leadership for long-term water reliability.
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Lead Principal Engineer
El Segundo, California, United States
$178k-$245k/yr OnsiteFull Time
Infineon Technologies
Infineon TechnologiesFrankfurt Stock Exchange: IFX: Global manufacturer of semiconductor and system solutions.
12+ YOEM.S. in electrical engineering with 12+ years or B.S. with 15+ years in power electronics and DC/DC converters; requires simulation, PCB design, validation, mentoring, and English communication.
GaN, SiC, PCB, simulation tools, PCB design tools
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Principal Engineer
Brea, California, United States
$150k-$180k/yr RemoteFull Time
Curtiss-Wright
Curtiss-WrightNYSE: CW: Engineers and manufactures critical components for aerospace and defense.
10+ YOEMech eng degree with extensive experience in structural/thermal/seismic analysis, FEA (ANSYS), valve/actuator design, and nuclear industry knowledge; PE licensure required.
ANSYS, SolidWorks
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Principal Engineer - Safety & Reliability
Irvine, California, United States
$121k-$211k/yr OnsiteFull Time
Parker Hannifin
Parker HannifinNYSE: PH: Manufacturer of motion and control technologies and systems.
12+ YOEBachelor’s in Engineering; 12+ years in system safety & reliability; SAE ARP4761, MIL-STD-882E knowledge; strong communication; motion control experience preferred.
SAE ARP4761, SAE ARP4754, MIL-STD-882E, RTCA DO-178, RTCA DO-254, RTCA DO-160, ISO-9000/9001, MIL-STD-810, MIL-HDBK-217F, MIL-HDBK-217 Plus, MIL-HDBK-472, MIL-STD-461, MIL-STD-1629
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Waste/Water Principal Engineer
Phoenix or Carrollton or Costa Mesa
$142k-$214k/yr HybridFull Time
Schneider Electric
Schneider ElectricEuronext Paris: SU: Global energy technology leader in management and automation.
5+ YOERequires a four-year or technical degree, 5+ years of relevant experience, wastewater expertise, systems engineering, project leadership, customer-facing communication, and knowledge of electrical and SCADA systems.
Microsoft Office, Microsoft Word, Microsoft Excel, SCADA
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Sr Principal Engineer Digital
Manhattan Beach, California, United States
$156k-$235k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
8+ YOESTEM degree with 4–8+ years digital engineering experience (depending on degree), circuit and board design, unit verification, hardware troubleshooting, teamwork, and strong communication skills; ability to obtain security clearance.
Siemens Mentor Graphics Xpedition, HyperLynx, Electronic design tools
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Sr Principal Engineer Digital
Manhattan Beach, California, United States
$156k-$235k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Global aerospace and defense technology.
8+ YOEBachelor's in STEM with 8+ years (or Master's with 6+, PhD with 4+) in digital/design engineering; experience in circuit/board design, digital communications/signal processing, verification, manufacturing, and lab testing; excellent communication; ability to obtain security clearance.
Siemens Mentor Graphics Xpedition, Siemens EDA HyperLynx
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Principal Platform Engineer
Los Angeles, California, United States
$170k-$190k/yr OnsiteFull Time
First Resonance
First Resonance: Private manufacturing software providing a factory operating system to complex hardware manufacturers.
8+ YOE8+ years software engineering; experience building high-availability backend services; strong distributed systems; leadership of large technical initiatives; excellent written and verbal communication.
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Principal Engineer – Embedded Systems & Security
Irvine, California, United States
$185k-$230k/yr HybridFull Time
Karma Automotive
Karma Automotive: Privately owned American ultra-luxury automaker producing electric and extended-range electric vehicles for luxury buyers.
10+ YOEBachelor’s or Master’s degree in a related field, 10+ years in automotive software architecture or systems engineering, cloud and embedded development expertise, ISO 26262 and ISO 21434 experience, and cybersecurity leadership preferred.
Kubernetes, C, C++, Python, Java, Rust, Go, AUTOSAR, RTOS, CAN, Ethernet, SOME/IP, DDS, MQTT, REST, gRPC, AWS, Azure, Simulink, Model-Based Systems Engineering (MBSE), UDS, DoIP, CI/CD
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Senior Engineer / Principal Engineer
Fountain Valley, California, United States
$155k-$213k/yr OnsiteFull Time
Orange County Water District
Orange County Water District: Public groundwater management agency supplying reliable water through basin management, water reuse, and quality protection for Orange County communities.
6+ YOEBachelor's in engineering and California PE required, CA Class C driver, 6+ years (senior) to 10+ years (principal) professional engineering experience, project management and public works expertise.
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Principal Engineer "Construction Services Group"
San Bernardino, California, United States
$164k-$210k/yr OnsiteFull Time
San Bernardino Municipal Water Department
San Bernardino Municipal Water Department: Municipal water and wastewater utility serving San Bernardino-area residents with potable water, sewer collection, and treatment services.
4+ YOEBachelor's in engineering (required), valid California PE, 4+ years construction/project management experience, obtain SWRCB Distribution and Treatment Grade 2 certificates within 36 months, valid CA Class C driver\u0002s license, on-call availability.
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Principal Engineer, Architecture
Glendale, California, United States
$320k-$380k/yr OnsiteFull Time
Moon
Moon: Independent vertical SaaS serving home-improvement businesses with an AI-powered platform for design, sales, service, and operations.
12+ YOE12+ years engineering experience with staff/principal scope; expertise in distributed systems, data modeling, API design, security; strong mentorship and technical writing skills.
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Managing Principal Engineer - MEP Design Build
Garden Grove, California, United States
$140k-$240k/yr OnsiteFull Time
Southland Industries
Southland Industries: Mechanical, electrical, and plumbing engineering and construction firm.
15+ YOE8+ MgmtLicensed Mechanical or Architectural PE, 15+ years design engineering experience, 8+ years management experience, BS in Mechanical Engineering (MS preferred), mastery of HVAC/plumbing systems, CADD and Microsoft Office skills, strong leadership and client relationship experience.
CADD, Microsoft Excel, Microsoft Office
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Senior Principal Mission Engineer
Chantilly or El Segundo or Colorado Springs
$160k-$210k/yr OnsiteFull Time
OASYS, INC.
OASYS, INC.: Employee-owned technology services contractor providing software, cybersecurity, and systems-engineering solutions to federal government and DoD clients.
15+ YOE15+ years systems engineering experience (Master's+15 or Bachelor's+17) with space and ground systems, modeling/simulation, mission V&V, ERD/RVTM experience, TS/SCI clearance required, strong communication skills.
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Principal Optical Engineer
El Segundo, California, United States
$118k-$225k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
8+ YOEDegree in STEM with 8+ years in optical design/analysis, tolerancing, and CAD; hands-on assembly and test.
Zemax, CodeV, FRED, MATLAB, CREO, CAD
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Principal Civil Engineer- Land Development
Glendora, California, United States
$120k-$145k/yr OnsiteFull Time
City of Glendora
City of Glendora: Municipal government serving Glendora, California, through public safety, utilities, infrastructure, libraries, recreation, and community development.
5+ YOESupervise land development engineering, review plans and permits, manage projects and budgets, prepare reports, present to City Council; requires CA PE, bachelor\u0002s in civil engineering, and five years progressive public works experience.
AutoCAD, ArcView GIS, Geographical Information Systems (GIS), Microsoft Office
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Principal Mechanical Engineer - Launcher Systems
Los Angeles, California, United States
$180k-$230k/yr OnsiteFull Time
HIKINEX
HIKINEX: Integrated remote staffing and business process outsourcing solutions.
10+ YOE10+ years in aerospace/defense mechanical design and system integration; BS in Mechanical Engineering; launcher systems experience; US citizenship and ability to obtain security clearance.
SolidWorks, CAD
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Principal Integration & Test Engineer
Los Angeles, California, United States
$175k-$200k/yr OnsiteFull Time
K2 Space
K2 Space: Building high-power, mass-produced satellite platforms.
8+ YOEBachelor’s in engineering; 8+ years in integration/test/automation; spacecraft testing; environmental testing; Linux; Python or Rust; manage contractual interfaces.
Python, Rust, Linux, Oscilloscope, DMM, PSU, Environmental test equipment, HITL, HWIL, Flatsat
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