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62 systems engineer iii jobs at 39 companies in El Monte, CA

3mo
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Systems Engineer III (Remote Sensing Systems Architecture)
Seattle or Denver or Huntsville or Reston or Los Angeles
$121k-$169k/yr RemoteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
5+ YOE5+ years in aerospace/defense systems engineering; experience with RF sensing, requirements management, GMTI/AMTI concepts; architecture trade studies; TS/SCI clearance.
DOORS, Jama, MATLAB, STK
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2mo
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Systems Engineer III (Los Angeles, CA, US)
Los Angeles, California, United States
$115k-$130k/yr OnsiteFull Time
Data Analysis Incorporated
Data Analysis Incorporated: Holding providing strategic direction and services for investment, data, and communication firms.
5+ YOEBachelor's degree or equivalent, 5+ years in systems engineering/infrastructure, strong Windows Server, AD, 365, cloud (AWS), virtualization, storage, networking, automation (PowerShell/Python/Terraform/Ansible), security focus.
AWS, PowerShell, Python, Terraform, Ansible, Windows Server, Active Directory, Group Policy, Microsoft 365, VMware, SAN, NAS
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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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1mo
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Staff Cyber Systems Engineer
Annapolis Junction or Roy or San Antonio or Redondo Beach or Huntsville or San Diego or Colorado Springs
$195k-$292k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
8+ YOEExperience implementing cybersecurity within systems engineering (NIST SP 800-160), RMF documentation, DoD 8570 certification (IASAE II/CISSP) with ability to obtain IASAE III, active Secret clearance required; advanced degree plus years of experience or extensive experience in lieu of degree.
DOORS, CAMEO, SonarQube, Fortify, DevSecOps
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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
Courser
Courser: Provides managed IT services through a network of partner companies.
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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1mo
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Data Center Operations Systems Engineer III (Los Angeles)
Vernon, California, United States
$115k-$153k/yr OnsiteFull Time
Lambda
Lambda: AI infrastructure building GPU cloud services and supercomputers for researchers, enterprises, and hyperscalers.
Experience supporting critical data center infrastructure (power, cooling, DCIM, cabling), server hardware troubleshooting, and operational procedures; willingness to travel ~25–30%.
DCIM, JIRA, Zendesk, Linux
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Power Systems Electrical Engineer or Engineering Associate II, III (SG-159-26E) JAO
Whittier, California, United States
$10k-$14k/mo OnsiteFull Time
Los Angeles County Sanitation Districts
Los Angeles County Sanitation Districts: Provides wastewater and solid waste management for Los Angeles.
2+ YOEValid California Class C driver license; engineering degree(s) and/or EIT/PE credentials; 2+ years power systems or engineering experience for associate levels, up to 6+ years for PE; knowledge of power system studies, NEC, controls, and protective device coordination.
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2mo
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Test Engineer II/III
Burbank, California, United States
$95k-$139k/yr OnsiteFull Time
Crane Company
Crane CompanyNYSE: CR: Manufactures engineered components for aerospace and industrial process markets.
3+ YOEBA/BS in engineering required; Level II: 3+ years, Level III: 5+ years relevant experience. Experience with hardware/analog/digital design, automated test systems, LabVIEW/TestStand, C#/Python, NI test equipment, and regulated/manufacturing environments.
LabVIEW, TestStand, C#, Python, Microsoft Visual Studio, SPICE, CAD, National Instruments Test Equipment, ARINC429, CAN, RS232, I2C
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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: Provides in-flight entertainment and connectivity systems for airlines.
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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1mo
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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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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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3mo
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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: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.
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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1w
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Application Engineer III
Chino, California, United States
$54-$68/hr OnsiteFull Time
EMCOR Group
EMCOR GroupNYSE: EME: Provides mechanical and electrical construction and facilities management 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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2mo
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Test Engineer III
Torrance, California, United States
OnsiteFull Time
Mercury Systems
Mercury SystemsNasdaq Global Select Market: MRCY: Public aerospace and defense electronics manufacturer providing secure signal and data processing components, modules, subsystems, and solutions.
4+ YOEBachelor's in engineering or equivalent, 4+ years testing electrical hardware or military systems, PCBA and V&V test development experience, proficiency with LabVIEW/Python/C#/C++/MATLAB, ability to perform functional, environmental, stress, and security testing.
LabVIEW, Python, Bash, C#, C++, MATLAB, Confluence, Microsoft SharePoint, Jama, Jira, BitBucket, oscilloscopes, analyzers, power supplies, meters
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1mo
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Project Engineer III
Burbank, California, United States
$115k/yr OnsiteFull Time
Senior
SeniorLondon Stock Exchange: SNR: Designs and manufactures high-technology components for aerospace and land vehicles.
5+ YOE3+ MgmtB.S. in aerospace or mechanical engineering required (M.S. preferred); 5+ years aerospace experience; 3+ years leading NPD; FAA/EASA certification experience; GD&T per ANSI/ASME Y14.5; experience preparing certification documentation; strong systems and technical leadership skills.
CATIA V5
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Electrical Safety Engineer III
Pasadena, California, United States
$136k-$159k/yr OnsiteFull Time
Jet Propulsion Laboratory
Jet Propulsion Laboratory: Leading robotic space exploration and planetary research for NASA.
6+ YOEBachelor's in Electrical Engineering with power systems emphasis; 6+ years experience (or Master's 4+ years, PhD 2+ years); knowledge of electrical power systems design and NEC/CEC; proficiency with Microsoft 365.
Microsoft 365
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Security Technician III (Security Systems Integration)
San Jose or Canoga Park
$36-$43/hr OnsiteFull Time
Superior Alarm Systems
Superior Alarm Systems: Integrates commercial security, fire alarms, and access control systems.
3+ YOE3+ years security installation experience; able to lead installation teams; high attention to detail; able to lift up to 50 lbs; strong communication.
Microsoft Office, Bluebeam, D-Tools, Outlook, Word, Excel
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2mo
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Field Engineer III
Edwards AFB or Lancaster or Palmdale
$97k-$135k/yr OnsiteFull Time
JT4, LLC
JT4, LLC: Provides engineering and technical support for U.S. military test ranges.
10+ YOEAssociate's degree or equivalent technical/military training and 10+ years' experience in specialty field; ability to obtain security clearance and possess valid state driver's license; strong troubleshooting, systems analysis, and communication skills.
HVAC, UPS, closed circuit video systems, network access control systems
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