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20 principle developer jobs at 16 companies in Lancaster, CA

3w
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Principle Mechanical Engineer
Playa Vista or Santa Monica or Los Angeles
$210k-$235k/yr OnsiteFull Time
Outpost Space
Outpost Space: Building reusable spacecraft for precision Earth return and logistics.
8+ YOEBachelor's in Mechanical/Aerospace/Structural Engineering, 8+ years designing and analyzing full space vehicles, expert-level CAD and FEA experience, materials and manufacturing fluency, and mentorship experience.
ANSYS, FEMAP, NASTRAN, Siemens NX, SolidWorks, Python, MATLAB, CNC
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2mo
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Principle Engineer (Manufacturing); Mechanical
Mojave, California, United States
$161k-$223k/yr OnsiteFull Time
Stratolaunch
Stratolaunch: Provides air-launched hypersonic testbeds for high-speed flight testing.
20+ YOELead manufacturing engineering for electrical/mechanical systems; create work instructions; ensure producibility; liaison with electrical and avionics; manage team.
3D CAD, NX, CATIA, Solidworks, LabVIEW, Jira, MS Office, Oscilloscopes, Multimeters, Power supplies, Signal generators, Test equipment
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1mo
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Front-End/UI Engineer – Egofold (Junior to Mid-Level)
Culver City, California, United States
$100k-$150k/yr HybridFull Time
Snail Games
Snail GamesNasdaq: SNAL: Develops and publishes interactive video game entertainment.
Proficiency with modern front-end frameworks (React, Vue), JavaScript/TypeScript, frontend architecture, UX principles, and experience with real-time or interactive systems.
React, Vue, JavaScript, TypeScript
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1mo
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Entry-Level Engineer
Pleasanton or Sacramento or Millbrae or Sherman Oaks or Los Angeles or Irvine or Temecula or San Diego
$74k-$94k/yr OnsiteFull Time
The Whiting-Turner Contracting Company
The Whiting-Turner Contracting Company: Construction contractor providing engineering and construction services.
0+ YOEBachelor of Science in an engineering discipline; knowledge of engineering principles; ability to read technical specs and manage costs; proficient in MS Office; construction project experience.
Microsoft Project, Primavera, Suretrak, Microsoft Office Suite, Excel, Word
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1mo
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New Grad Civil Engineer I
Los Angeles, California, United States
$76k-$115k/yr OnsiteFull Time
HNTB
HNTB: Infrastructure design and engineering for transportation and public works
Bachelor's degree in Engineering required. Familiarity with engineering principles, Microsoft Office, MicroStation and/or AutoCAD. EIT certification and civil engineering internship experience preferred.
Microsoft Office Suite, MicroStation, AutoCAD
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Industrial Engineer (Level 2)
Palmdale, California, United States
$64k-$112k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
U.S. citizen able to obtain Secret clearance. Bachelor's degree or equivalent experience, experience applying industrial engineering principles, proficiency with data analysis (Microsoft Excel, Tableau), and Lean/Six‑Sigma practices.
Microsoft Excel, Tableau, Microsoft Project, Microsoft Word, Microsoft PowerPoint, Microsoft Access, Microsoft Visio
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3mo
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Lead/Staff Electrical Engineer (Hardware Design)
Hawthorne or Los Angeles
$160k-$220k/yr OnsiteFull Time
Freeform
Freeform: Deploys autonomous AI-powered metal 3D printing factories.
10+ YOEBachelor's degree in electrical or computer engineering; 10+ years hardware design experience; strong first-principles problem solving; prior technical lead experience.
FPGA, GPU, Embedded systems, High-speed data acquisition, Lab equipment
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3mo
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Senior EMI/EMC Test Engineer
Los Angeles, California, United States
$140k-$190k/yr OnsiteFull Time
K2 Space
K2 Space: Develops high-power satellite platforms for heavy-lift launch vehicles.
4+ YOEBachelor’s in Electrical Engineering or related field; 4+ years EMI/EMC experience; strong EMI principles; project management skills.
Python, Altium Designer, PCB design, EMC testing tools, MIL-STD-461
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Product Review Engineer (Associate or Experienced)
Edwards Air Force Base, California, United States
$91k-$151k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
Bachelor's in engineering or related field, apply engineering principles to resolve technical/quality issues, ability to obtain U.S. security clearance, experience with structural repair design preferred.
NX/Unigraphics, CATIA
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Product Review Engineer (Associate or Experienced)
Edwards Air Force Base, California, United States
$91k-$151k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
Bachelor's degree in engineering or related field, apply engineering principles to resolve technical and quality issues, support C-17 flight test program, and obtain U.S. security clearance post-start.
NX/Unigraphics, CATIA
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2w
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Principal Engineer, Digital Workplace Technology Engineering
New York or New Jersey or Los Angeles or United States
$180k-$210k/yr RemoteFull Time
NBCUniversal
NBCUniversalNASDAQ: CMCSA: Produces and distributes entertainment content and theme park experiences.
12+ YOE12+ years in enterprise/platform engineering; deep expertise in Microsoft 365, endpoint management (Intune, JAMF, SCCM), Azure, enterprise AI (Copilot, Power Platform), architecture, SRE principles, and large-scale platform transformations.
Microsoft 365, Microsoft Teams, Microsoft SharePoint, Microsoft OneDrive, Microsoft Exchange Online, Microsoft Entra ID, Microsoft Purview, Microsoft Defender, Microsoft Intune, JAMF, Microsoft SCCM, Microsoft Copilot, Copilot Studio, Microsoft Power Platform, Microsoft Power Apps, Microsoft Power Automate, Microsoft Azure, MLOps, DevOps
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1mo
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KAP 2026-2027 - Transportation Policy Analyst - Reason Foundation
Los Angeles or Washington
$55k-$65k/yr HybridFull Time
Stand Together
Stand Together: Empowers social entrepreneurs to solve society's most pressing problems.
Policy research and data analysis focused on transportation policy; strong analytical skills; experience with data analysis tools; effective written and verbal communication; knowledge of state legislative processes; self-motivated; aligns with libertarian principles.
R, Shiny Apps, Tableau
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Operations Lead - Brentwood Town Center
Los Angeles, California, United States
$22-$26/hr OnsiteFull Time
Alo Yoga
Alo Yoga: Sells yoga apparel and provides wellness and fitness services.
2+ YOE2+ years in a client-centric sales environment; proven leadership, decision-making, communication, and people development skills; high energy and alignment with company principles.
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1mo
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Assistant Clinical Research Coordinator
West Hills, California, United States
$20-$26/hr OnsiteFull Time
Alliance Clinical Network
Alliance Clinical Network: Operates medical research sites for Phase I-IV clinical trials.
High school diploma required; associate degree in a health field preferred. Knowledge of clinical research principles, GCP/HIPAA/FDA/IATA preferred. MA or phlebotomy certification and CPR/BLS preferred. Experience with recruitment, specimen handling, EDC/CTMS and Microsoft Office preferred.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint
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Job Readiness Coordinator
Los Angeles, California, United States
$19-$21/hr OnsiteFull Time
The Midnight Mission
The Midnight Mission: Provides shelter and recovery services for the homeless.
1+ YOECoordinate job rotation program, track client progress, collaborate with education staff, and integrate recovery principles. Associate's degree preferred; 1-2 years program support or workforce development experience; strong organization and reporting skills.
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1w
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Case Manager (CHPLA)
Los Angeles, California, United States
$29/hr FieldFull Time
Heluna Health
Heluna Health: Supports population health through program management and fiscal sponsorship.
Provide field-based intensive case management for ~20 participants using harm-reduction and Housing First principles; enroll and assess participants, develop care plans, link to housing/health/resources, document contacts in CHAMP, and coordinate with partners.
CHAMP, Microsoft Word, Microsoft Outlook, Microsoft Office
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1mo
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Senior Project Manager
Charlotte or Columbia or San Francisco or Los Angeles or Arizona or Illinois or California or United States
$120k-$130k/yr RemoteFull Time
JLL
JLLNYSE: JLL: Global commercial real estate and investment management services.
7+ YOE7+ years in real estate/construction program or project management, experience developing project charters and finance principles, expertise with MEPFS and construction documents, proficiency in Microsoft Visio/Project/PowerPoint/Excel and CAD; bachelor’s degree preferred; PMP/PgMP/Six Sigma/LEED preferred. Must be authorized to work in the U.S.
Microsoft Visio, Microsoft Project, Microsoft PowerPoint, Microsoft Excel, CAD, JLL PDS
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