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Full Stack Software Engineer L3

Los Angeles,CA

1576 Full Stack Software Engineer L3 jobs in Los Angeles,CA

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Principal Software Engineer

Northrop Grumman

El Segundo, CA 90245

~ 23 min OnsiteHealth InsurancePaid Time Off

  • RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: Top Secret
  • On site
  • San Diego, CA, Palmdale, CA, El Segundo, CA or Oklahoma City, OK
  • The candidate should be a self-starter with familiarity working in an Integrated Product Team construct
  • Develop, implement, and maintain modular simulation and modeling software
  • E.g., C++, Python
  • Integrate simulation components with system interfaces, middle-ware, and test harnesses; ensure interoperable data flows and real-time performance
  • Design and execute verification and validation tests, analyze results, identify defects, and implement fixes to ensure model fidelity and accuracy
  • Optimize simulation performance and scalability; profile code, reduce latency, and support CI/CD pipelines for automated builds and deployments
  • Collaborate with systems engineers, testers, and stakeholders to translate requirements into simulation scenarios, produce technical documentation, and support demonstrations
  • Bachelor's Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline and 5 years of related engineering experience; OR a Master's degree in a STEM discipline and 3 years of related engineering experience; OR a PhD in a STEM discipline and 1 year of related engineering experience
  • Demonstrated professional experience developing software in C/C++
  • Demonstrated professional experience with software change control, and change management such as: Atlassian tool suite, GitHub, AND/OR GitLab
  • Demonstrated Professional Experience with the full Software Development Life Cycle (SDLC)
  • Active U.S. Government Top Secret clearance (with a background investigation within the past 5 years or enrolled into Continuous Evaluation.)
  • Ability to obtain and maintain initial Special Access Program (SAP) access via a Program Access Request (PAR). This SAP/PAR must be obtained prior to commencement of employment and must be obtained within a reasonable amount of time as determined by the company to meet its business needs.
  • Ability to obtain and maintain subsequent SAP PARs following commencement of employment to be able to completely support statement of work.
  • The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.
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Senior Associate, Manufacturing Engineer

L3 Harris

Los Angeles, CA 90011

OnsiteBilingual PreferredEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

  • Bachelor's Degree
  • A minimum of 2 years of prior related experience
  • Graduate Degree or equivalent with 0 to 2 years of prior related experience
  • In lieu of a degree, minimum of 6 years of prior related experience
  • Ability to obtain US Secret Security Clearance
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Manufacturing Engineering Intern

DCX-CHOL Enterprises

Los Angeles, CA 90061

Onsite

  • Must be eligible to work in the United States
  • Must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State
  • Ability to lift up to 50 lbs
  • Must be able to communicate effectively in English
  • Currently pursuing a degree in Engineering or a related technical field (Manufacturing, Mechanical, Electrical, Aerospace, or similar)
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Manufacturing Engineer II, Integration & Test

Relativity Space

Long Beach, CA 90805

~ 29 min Onsite

  • Degree in engineering or a related technical field, with 2+ years of hands-on experience building and testing hardware in a manufacturing or integration environment
  • Self-starter who can define and roll out new processes from scratch, working collaboratively with technicians, engineers, and external vendors
  • Proficient in GD&T;, CAD, and basic design or test analysis, with experience in at least two of the following: LOX cleanliness, leak checking, sensor checkouts, tube bending, tool design, crane operations, or subassembly builds
  • Skilled at investigating hardware issues, resolving non-conformances, and driving root cause analysis with corrective actions implemented effectively
  • Familiar with general assembly and test procedures, including tolerance stack-up analysis, structural proof testing, and pressurized leak checks
  • Comfortable interfacing across design, manufacturing, supply chain, and test teams to ensure hardware quality and schedule alignment
  • Own hardware from design release through build, test, and delivery for engine or vehicle systems, taking full responsibility for execution readiness and product quality across subassemblies and integrated systems
  • Develop and release detailed build flows, work instructions, and test procedures to enable repeatable, high-quality execution across first builds and maturing programs
  • Support first article builds in a fast-paced environment, focusing on manufacturability, repeatability, and quality, while developing scalable processes that enable a smooth ramp to higher production rates
  • Provide hands-on floor support during build and test, resolving issues in real time, incorporating technician feedback, and driving continuous improvement across hardware flow and process discipline
  • Coordinate across design, supply chain, production, and test teams to ensure part readiness, tooling availability, schedule alignment, and smooth handoffs between build stages
  • Contribute to the development of long-term manufacturing systems and infrastructure, including tooling strategies, ERP/MES workflows, and production documentation standards
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Manufacturing Engineer

Votaw Precision Technologies, LLC

Santa Fe Springs, CA 90670

$95,000-$125,000/yr
~ 21 min Onsite

  • Bachelor's degree in Manufacturing Engineering, Mechanical Engineering, or related field.
  • 3+ years of experience in a precision machining environment.
  • Experience supporting 3-axis, 4-axis, and 5-axis CNC machining.
  • Strong understanding of metallic materials and machining processes.
  • Experience writing detailed manufacturing work instructions and process documentation.
  • Proficiency reading and interpreting technical drawings and GD&T.;
  • Strong problem-solving and root cause analysis skills.
  • Experience with CAD/CAM software.
  • Familiarity with ERP/MRP systems.
  • Experience in aerospace, defense, medical, or other high-precision industries.
  • Knowledge of lean manufacturing principles.
  • This position requires the use of information or access to hardware subject to the International Traffic in Arms Regulations (ITAR).
  • All applicants must be U.S. persons as defined by ITAR.
  • Sitting for extended periods of time.
  • Dexterity of hands and fingers to operate a computer keyboard, mouse, power tools, and to handle other computer components.
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Product Development & Support Engineer

Howmet Aerospace

Torrance, CA 90505

~ 24 min OnsiteFlexible ScheduleHealth InsurancePaid Time OffRetirement Benefit

  • Bachelor's degree in engineering
  • 5+ years of experience in a technical customer facing role
  • Employees must be legally authorized to work in the United States. Verification of employment eligibility will be required at the time of hire. Visa sponsorship is not available for this position.
  • This position entails access to export-controlled items and employment offers are conditioned upon an applicant's ability to lawfully obtain access to such items.
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Quality Systems Engineer

Curtiss-Wright

Santa Clarita, CA 91350

$94,700-$126,300/yr
~ 48 min OnsitePaid Time OffRetirement Benefit

  • Bachelor of Science degree in Aerospace/Electrical/Mechanical/Software Engineering or technical equivalent
  • 3+yrs experience with the implementation and maintenance of a registered AS9100 QMS applied to both manufacturing and product development
  • IAQG AS9100 certified Lead Auditor, or AATT certification preferred
  • American Society for Quality (CQA), (CQIA) or (CQE) preferred
  • Experience in quality, quality processes, and maintaining documentation systems, specifically in the defense industry, is preferred
  • Proficient with, Agile, SAP, SharePoint Online/Office 365 considered an advantage
  • Strong written and verbal communication skills & excellent attention to detail
  • Strong interpersonal skills to engage with employees, other department managers and senior management
  • Strong computer literacy in MS Office (Excel, PowerPoint, Word, Access, etc.) and ERP systems
  • Strong self-awareness (high EQ) decision-making skills and results -driven to work under deadlines
  • Demonstrated ability to manage multiple assignments simultaneously, set priorities, identify and address problems, meet deadlines, and stay within budget
  • 40 hour work week perspective implied by onsite role at Curtiss-Wright Defense Solutions Santa Clarita site
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Manufacturing Engineer, Production

Hadrian

Los Angeles, CA 90011

OnsiteHealth InsuranceRetirement Benefit

  • Bachelor's degree in Engineering or another related STEM field
  • 4-6 years of engineering experience in a production environment
  • In lieu of a degree, at least 5-6+ years of experience in a high-intensity production environment may be considered
  • Familiarity with machining operations and experience working with very tight tolerances, especially in aerospace manufacturing
  • Comprehensive knowledge of GD&T
  • Familiarity with NPI frameworks (PPAP, FAI, or equivalent)
  • Proven ability to work collaboratively with cross-functional teams
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Cyber System Security Engineer

ManTech

El Segundo, CA 90245

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Manufacturing Engineer Senior- Level 3

Lockheed Martin Corporation

Palmdale, CA 93550

~ 1 hr 10 min OnsiteFlexible ScheduleEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

  • Bachelors degree in STEM required to apply
  • Active Secret security clearance with an investigation within the last 5 years AND the ability to obtain special program access within 3 months of start date with LM.
  • Experience in an engineering discipline
  • Experience in a manufacturing environment working cross functionally with other disciplines including industrial engineering, planning, scheduling, Quality Assurance &/or production operations.
  • Experience in electrical harness design review, fabrication, and installation
  • Experience in supporting shop floor production activities and rapidly resolving constraints to minimize production impact.
  • Experience supporting various projects and coordinating activities related to the full life cycle of projects from conception to delivery.
  • Proficient working in 3D modelling software (CATIA (preferred), Creo, SolidWorks, Nx), product Lifecycle Manager (PLM) programs (e.g. 3DX, Teamcenter, PDM, etc.), and MES (Manufacturing Execution Systems) programs (iBASEt, SAP, etc.).
  • Experience with MRP system or SAP or other Manufacturing Execution System (MES) application
  • Experience with planning functions including Computer Aided Production Planning (CAPP) and Shop Order Maintenance (SOM)
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