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32 systems engineer iii jobs at 23 companies in Menifee, CA

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Principal Systems Engineer (Console System)
Carlsbad or Arden Hills or Maple Grove
$107k-$203k/yr OnsiteFull Time
Boston Scientific
Boston ScientificNYSE: BSX: Developing and manufacturing innovative medical devices for less-invasive treatments.
7+ YOEBachelor's in engineering,7+ years engineering experience,5+ years technical leadership,systems engineering across hardware/software,experience with Class II/III medical devices,requirements and verification expertise.
Jama, DOORS, Requisite Pro, Jira, MATLAB, Python, LabVIEW, Minitab
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1w
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Cloud Systems Engineer III
Santa Ana, California, United States
$123k-$135k/yr HybridFull Time
Orange County's Credit Union
Orange County's Credit Union: Simple Banking, For People, Not Profit.
2+ YOERequires 3+ years of Windows Server administration, 2+ years of cloud infrastructure experience, Linux, Intune, IaC, cloud security, networking, containers, scripting, and California residency near Santa Ana.
Microsoft Windows Server, Active Directory, Group Policy Objects (GPOs), DNS, DHCP, RHEL, CentOS, Ubuntu, Bash, Ansible, AWS, Azure, Microsoft Intune, Azure Active Directory (Entra ID), Terraform, Bicep, ARM, CloudFormation, Git, IAM, RBAC, MFA, VPC, VNet, VPN, ExpressRoute, Direct Connect, AKS, EKS, Kubernetes, Python, PowerShell, CI/CD
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Engineer III - Fluid Systems Division
Irvine, California, United States
$102k-$163k/yr OnsiteFull Time
Fluid Systems Division
Fluid Systems DivisionNYSE: PH: Parker Aerospace division designing and manufacturing fuel, inerting, controls, and gauging systems for commercial and military aircraft.
6+ YOEBachelor's degree in mechanical or applicable engineering, minimum 6 years of engineering or science technical support experience, and knowledge of engineering design, analysis, testing, and fuel tank inerting systems.
Catia, Solidworks, Matlab, Ansys, CFDesign
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3w
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Systems Engineer III - Microsoft Cloud & Infrastructure
Irvine, California, United States
$43-$53/hr OnsiteFull Time
Courser
Courser: Managed IT service provider for cloud and infrastructure support.
7+ YOE7+ years systems engineering/MSP experience supporting Microsoft cloud, Windows Server, identity, backup/DR, and advanced troubleshooting; strong communication and mentoring skills.
Microsoft 365, Windows Server, Entra ID, Exchange Online, SharePoint Online, Microsoft Teams, OneDrive, Azure Virtual Desktop (AVD), Remote Desktop Services (RDS), Microsoft Azure, ConnectWise PSA, IT Glue, Datto, Axcient, Huntress, SentinelOne, PowerShell
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Systems Engineer III - Microsoft Cloud and Infrastructure
Irvine, California, United States
OnsiteFull Time
KME Systems
KME Systems: Private IT partnership platform that invests in and supports managed service providers for small and midsize businesses.
7+ YOE7+ years in systems engineering/MSP environments; advanced Windows Server, Active Directory, Microsoft 365, Entra ID, MFA, Azure, backup/DR, and troubleshooting skills; mentoring and client communication experience.
Microsoft 365, Windows Server, Active Directory, Group Policy, DNS, DHCP, DFS, Exchange Online, SharePoint Online, Microsoft Teams, OneDrive, Entra ID, Azure Virtual Desktop (AVD), Remote Desktop Services (RDS), Datto, Axcient, Huntress, SentinelOne, ConnectWise PSA, IT Glue, PowerShell
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Mechanical Engineer III – Battery Systems Engineering
Carlsbad, California, United States
$130k-$165k/yr OnsiteFull Time
Proper Voltage
Proper Voltage: A developing intelligent battery systems and energy storage solutions for robotics, data centers, and defense.
5+ YOEBachelor's in mechanical engineering,5+ years mechanical engineering experience in battery/EV/energy storage,expert 3D CAD skills,thermal analysis and testing experience,GD&T and DFM knowledge,mentorship ability.
Onshape, SolidWorks, SimScale, ANSYS, SolidWorks Simulation
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Project Engineer III
Lake Forest, California, United States
$100k-$167k/yr HybridFull Time
Panasonic Avionics Corporation
Panasonic Avionics CorporationTokyo Stock Exchange: 6752: Regional hub providing technology, energy, and mobility solutions.
5+ YOE5+ years engineering/project engineering experience (electrical/mechanical/systems preferred) or 9+ years in lieu of degree; Bachelor's in engineering preferred; PMP preferred; ability to travel up to 20%; advanced project management and engineering skills.
Microsoft Office Suite, Microsoft Project, Primavera, Jira, SAFe (Agile), Jama
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Quality Engineer III
Irvine, California, United States
$100k-$120k/yr OnsiteFull Time
Bivar
Bivar: Employee-owned electronics manufacturer making enclosure hardware, LED indication, and LED lighting components for technology designers.
4+ YOEBachelor's in engineering required, 4+ years quality engineering experience, knowledge of quality systems, root cause analysis, ISO, supplier/customer collaboration, and Lean/Six Sigma methodologies.
SPC, Lean Manufacturing, Six Sigma
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Project Engineer III
Carlsbad, California, United States
$116k-$145k/yr OnsiteFull Time
Frontgrade Technologies
Frontgrade Technologies: Provides mission-critical electronics for space and defense applications.
5+ YOEBachelor's in Engineering required (or equivalent experience), minimum 5 years specialized engineering experience (alternatives noted), ability to obtain DoD Secret Clearance, technical leadership and systems integration experience.
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2mo
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Manufacturing Engineer III
Huntington Beach, California, United States
$120k-$127k/yr OnsiteFull Time
BiVACOR
BiVACOR: Clinical-stage medical device developing a total artificial heart for patients with severe biventricular heart failure.
5+ YOEBS in engineering, 5+ years manufacturing engineering experience (medical device or regulated industry), expertise in process development, IQ/OQ/PQ, pFMEA, Lean/Six Sigma, and knowledge of FDA/ISO 13485 quality systems.
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Application Engineer III
Chino, California, United States
$54-$68/hr OnsiteFull Time
EMCOR Services Mesa Energy
EMCOR Services Mesa Energy: Wholly owned EMCOR subsidiary serving commercial clients with HVAC, building automation, chiller, retrofit, energy, and solar services.
8+ YOEBachelor's degree in engineering or equivalent experience; 8+ years automation experience; 6+ years with Niagara AX/N4, Distech, Delta, or similar systems; networking, HVAC, controls, and programming expertise.
BACnet, MODbus, Tridium, Schneider, Delta, Niagara AX/N4, Distech
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Forward Deployed Engineer III, Generative AI, Google Cloud
San Francisco or Atlanta or Boulder or Cambridge or Chicago or Addison or Detroit or Irvine or Kirkland or Los Angeles or Miami or Mountain View or New York or Portland or Reston or San Diego or Seattle or Sunnyvale or Washington D.C.
$174k-$252k/yr OnsiteFull Time
Google
GoogleNASDAQ: GOOG, GOOGL: Global technology specializing in internet-related services and products.
5+ YOE5 years software development; AI systems on cloud; production-grade AI solutions; customer engagement; data pipelines with vector DB/RAG
Python, LangGraph, CrewAI, ADK, RAG, Vector Databases, LLM Metrics, Vertex AI, MCP servers
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Mechanical Design Engineer III
Escondido, California, United States
$84k-$154k/yr OnsiteFull Time
Nikkiso Clean Energy & Industrial Gases Holdings
Nikkiso Clean Energy & Industrial Gases HoldingsTokyo Stock Exchange: 6376: Manufactures pumps, aircraft parts, and dialysis products.
2+ YOEBachelor's degree in Mechanical Engineering with 2 years experience or Master's in Mechanical Engineering; cryogenic/high-pressure system experience; read/develop P&ID; familiarity with P&IDs; pump selection/operations; safety/risk assessment; CAD tools; travel up to 25%.
AutoCAD, Inventor, SolidWorks
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Project Engineer II/III - Automation
Irvine, California, United States
$115k-$170k/yr OnsiteFull Time
Schweitzer Engineering Laboratories
Schweitzer Engineering Laboratories: Manufactures digital systems that protect and automate power grids.
5+ YOEElectrical engineering degree; 5+ years in power systems automation; knowledge of protection, control, and automation; willing to travel 25%+; strong communication and teamwork.
PLCs, IEC-61850, DNP, Modbus, Ethernet, SCADA, Vision
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Sr Engineer III, Algorithm
Irvine, California, United States
$150k-$185k/yr OnsiteFull Time
Masimo
MasimoNasdaq: MASI: Develops noninvasive patient monitoring technologies and consumer audio products.
10+ YOEBachelor’s degree in a technical discipline and 10+ years developing biomedical signal-processing algorithms. Requires MATLAB and C/C++ proficiency, embedded-systems knowledge, analytical skills, and cross-functional leadership.
MATLAB, C, C++, Python
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1w
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Engineer III
Indianapolis or Atlanta or Costa Mesa or California
$118k-$177k/yr HybridFull Time
Elevance Health
Elevance HealthNYSE: ELV: Provides health insurance plans and integrated healthcare services.
3+ YOEBachelor's degree in IT, computer science, or related field and 3+ years of experience on complex technology platforms, applications, or systems; API and secure coding experience preferred.
RESTful APIs, Claude, CoPilot, OpenAPI, Swagger, OWASP, Microsoft Excel
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Technician III
Colton, California, United States
$36-$43/hr OnsiteFull Time
Sunstate Equipment
Sunstate Equipment: Rents construction, industrial, and specialty equipment and tools.
5+ YOERequires 5–7 years as a diesel mechanic, heavy equipment or rental experience, diesel and gas engine and drivetrain expertise, repair skills across hydraulic, electrical, ignition and pneumatic systems, DOT medical card and clean driving record.
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Data Engineer III, Cloud
Fountain Valley, California, United States
$90k-$134k/yr OnsiteFull Time
Mobis Parts America
Mobis Parts America: Automotive aftermarket parts distributor supplying genuine Hyundai, Genesis, and Kia parts and accessories to North American dealers.
4+ YOERequires a bachelor's degree in computer science, information systems, or related field, 4–7 years of data engineering experience, and Azure cloud experience; Power BI and migration experience preferred.
Microsoft Azure, Azure Data Factory (ADF), Azure Data Lake Storage Gen2, Azure SQL Database, Azure Database for PostgreSQL, Azure ExpressRoute, Azure Virtual Networks, Power BI, SQL, Python, PowerShell, T-SQL, PostgreSQL, ETL, ELT, CI/CD
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Principal Mechanical Engineer (Console System)
Carlsbad, California, United States
$107k-$203k/yr OnsiteFull Time
Boston Scientific
Boston ScientificNYSE: BSX: Global medical technology leader providing innovative solutions for patients.
7+ YOEBachelor in mechanical engineering,7+ years developing complex electromechanical medical devices, expertise in GD&T, tolerance and FEA, design controls and regulatory experience for Class II/III devices.
SolidWorks, FEA
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Low Voltage Systems Designer 3
Mira Loma, California, United States
$60-$65/hr OnsiteFull Time
Sciens Building Solutions
Sciens Building Solutions: Provides integrated fire, security, and life safety systems.
5+ YOEFive years of experience designing commercial fire detection systems; NICET III-certified; strong AutoCAD and NFPA 72 knowledge.
AutoCAD
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