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234 operating systems engineer jobs at 122 companies in Chino Hills, CA

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Operating Engineer
Los Angeles, California, United States
$47-$55/hr OnsiteFull Time
Cushman & Wakefield
Cushman & WakefieldNYSE: CWK: Global commercial real estate and property services firm.
5+ YOE5+ years in operating mechanical, electrical, and plumbing systems; HS diploma or GED; trade licenses; driver license; experience in commercial properties; knowledge of energy management systems.
Outlook, Excel, Word, Energy management systems, HVAC, Boilers, Pumps, Refrigeration
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Operating Engineer-Plant
Los Angeles, California, United States
$40-$47/hr OnsiteFull Time
Kaiser Permanente
Kaiser Permanente: Provides integrated medical care and health insurance plans.
3+ YOE3+ years plant operations and maintenance experience; associate degree in engineering/technical discipline; steam engineer license or 500 HP license, universal chlorofluorocarbons certificate, valid driver's license; ability to operate and maintain boilers, HVAC, plumbing, electrical and automation systems.
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Operating Engineer
Los Angeles, California, United States
$41/hr OnsiteFull Time
Marriott International
Marriott InternationalNASDAQ: MAR: Operates and franchises a global network of hotels and resorts.
Perform preventive and corrective maintenance on HVAC, electrical, plumbing, kitchen and building systems; driver’s license required; some general maintenance experience preferred.
Lockout/Tagout
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Operating Engineer
Costa Mesa, California, United States
$44-$47/hr OnsiteFull Time
JLL
JLLNYSE: JLL: Global commercial real estate and investment management services.
5+ YOEHigh school diploma/GED, two years of trades schooling, universal CFC technician certification, valid driver's license, U.S. citizenship, and 5+ years maintaining commercial HVAC, plumbing, or electrical systems.
Building Automation Systems (BAS), CMMS, PM software, Microsoft Office, Slack, Zoom, iPad, Job Hazard Assessments, RTU
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Systems Engineer (Esports)
Los Angeles, California, United States
$149k-$208k/yr OnsiteFull Time
Riot Games
Riot Games: Developing and publishing competitive multiplayer video games.
5+ YOE5+ years in systems/support/infrastructure engineering; experience with Ansible, Terraform, Jenkins, virtualization, containerization, imaging/deployment tools, Linux/Windows, scripting, Git, and cloud platforms; able to reduce operational toil and support global events.
Ansible, Terraform, Jenkins, VMware, Hyper-V, Proxmox, AHV, Docker, FOG, SCCM, Autopilot, Linux, Windows, PowerShell, Bash, Git, AWS, Azure
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Senior Systems Engineer
El Segundo, California, United States
$180k-$220k/yr OnsiteFull Time
Modern Technology Solutions, Inc.
Modern Technology Solutions, Inc.: Provides engineering, technology, and cybersecurity services for national security.
Active TS/SCI clearance and U.S. citizenship required; MA/MS in technical field (or BS with 12+ years); deep experience in classified space control systems engineering, requirements, configuration control, DR boards, ACAT-like reviews, and SAPF/SCIF operations.
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Sr. Systems Engineer
Los Angeles, California, United States
$88k-$131k/yr HybridFull Time
Green Dot
Green DotNYSE: GDOT: Provides mobile banking and payment solutions to consumers and businesses.
5+ YOE5+ years systems engineering experience; expertise with Kubernetes, Linux, cloud operations (Azure preferred); automation with Git Ops, Ansible, Terraform, Claude AI; monitoring with Datadog/Prometheus; scripting in Python/Bash/PowerShell; security/compliance (PCI DSS, SOC 2); on-call participation.
Kubernetes, Linux, Azure, Git Ops, Ansible, Terraform, Claude AI, Datadog, Prometheus, Python, Bash, PowerShell
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Chief Space Systems Engineer
El Segundo, California, United States
OnsiteFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
16+ YOEBSc + 18 years (or MS + 16 years) experience in space vehicle/payload development, integration, and operations; lead systems engineering teams; apply systems engineering to SV/payload I&T; TS/SCI clearance and polygraph required.
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Systems Process Engineer
El Segundo, California, United States
$87k-$198k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
5+ YOE5+ years systems engineering experience on national security space programs, 3+ years systems integration or software deployment experience, Secret clearance, Bachelor's in engineering/math/CS/physics required.
Microsoft Excel, Microsoft PowerPoint, Microsoft Word, Atlassian Jira, Atlassian Confluence
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Power Systems Engineer
Irvine, California, United States
$65k-$108k/yr HybridFull Time
ETAP
ETAP: Electrical power system modeling and analysis software solutions.
1.5+ YOE1.5+ years in electric utility transmission/distribution design or operations; power system analysis software experience; GIS/CAD familiarity; programming/AI for automation; strong written/spoken communication; US work authorization; BS in Electrical Engineering; PE license in CA preferred.
Revit, AutoCAD, ETAP, SKM, EMTP-RV, PSCAD, CYME, PSLF, GIS, MEP, CAD
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Operating Engineer, Temp-to-hire
Los Angeles, California, United States
$37/hr OnsiteFull Time, Temporary
Academy of Motion Picture Arts and Sciences
Academy of Motion Picture Arts and Sciences: Hosts film awards and operates a cinema history museum.
2+ YOE2+ years maintaining commercial/industrial building systems; associate degree or equivalent in HVAC/mechanical/electrical or apprenticeship; experience with BMS/CMMS and Microsoft Office; ability to troubleshoot mechanical, electrical, and life-safety systems; ability to lift 50 lbs; COVID-19 vaccination required.
BMS, Alerton, CMMS, Microsoft Office
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Systems Engineer (Experienced or Senior)
Seal Beach, California, United States
$120k-$198k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
5+ YOEBachelor's in a relevant technical field, 5+ years troubleshooting multiple airplane systems, willingness to travel 10%, ability to support 24/7 operations, meet U.S. export control (U.S. Person) requirements.
Boeing Communications System
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Ground C2 Systems Engineer
Camp Pendleton, California, United States
$115k-$125k/yr OnsiteFull Time
Auria
Auria: Engineering and software solutions for space and defense missions.
4+ YOERequires 4 years operating, administering, training, or testing Ground C2 systems, C5I developmental test and evaluation expertise, and an active Secret clearance with US citizenship. Engineering or computer science degree and Security+ preferred.
Joint Tactical Common Operational Picture (COP) Workstation (JTCW), Tactical COP Server (TCS), Global Command and Control System (GCCS), Tactical Service Oriented Architecture (TSOA), Common Hosting Environment (CHE), Combat Data Network (CDN), Joint Battle Command - Platform (JBC-P), MAGTF Common Handheld (MCH), Mobile MAGTF Test Suite (M2TS), VMware ESXi, Red Hat Enterprise Linux, Windows Server, Cisco
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3w
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Senior RF Systems Engineer II Pipeline
Long Beach, California, United States
$145k-$210k/yr OnsiteFull Time
Rocket Lab
Rocket LabNASDAQ: RKLB: Designs and builds launch vehicles and satellite systems.
8+ YOEBachelor's in engineering,8+ years RF/systems experience,US citizenship required,ability to obtain TS/SCI,RF communications and link-budget expertise,experience with satellite operations and RF licensing.
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Senior Ground Systems Engineer (Cryogenics & Industrial Gases)
Redondo Beach, California, United States
$140k-$180k/yr OnsiteFull Time
Impulse Space
Impulse Space: Developing in-space transportation services and orbital transfer vehicles.
Bachelor's in engineering, experience designing/operating industrial gas and cryogenic fluid systems, strong thermodynamics and process engineering skills, familiarity with P&IDs, safety codes (ASME,NFPA,OSHA).
PLCs, Siemens NX
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Senior Reactor Systems Engineer
El Segundo, California, United States
$134k-$185k/yr OnsiteFull Time
Radiant
Radiant: Designs and manufactures portable, mass-produced nuclear microreactors.
4+ YOE4+ years engineering experience, expertise in hardware/software testing and operations, first-principles problem solving, background in regulated industries, ability to translate designs into DOE/NRC-compliant procedures, willing to work extended hours and travel 50–60%.
Python, UNIX
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Launch Systems Engineer
El Segundo, California, United States
$117k-$227k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
6+ YOEBachelor’s or advanced STEM degree; 6+ years in launch/space vehicle design, analysis, test, integration, or operations; capable of team collaboration; TS/SCI clearance with polygraph; travel ~20%.
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Blue Ring Mission Systems Engineer
El Segundo or Denver or Longmont or Reston
$120k-$183k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
5+ YOEB.S. in a technical field,5+ years experience in ground systems, spacecraft operations, requirements/verification/validation, or related lifecycle work; familiarity with CCSDS and ability to work with NASA standards; strong communication skills.
DOORS Next Generation (DNG), CCSDS, DTN, AWS, Azure, Python, Confluence, JIRA, Git
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2026 Systems Engineer II - Air Power Operations - Onsite
El Segundo, California, United States
$76k-$144k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
Master's in aerospace, electrical, mechanical, or computing engineering; coursework in RF/EO/IR sensing; experience with Python or MATLAB and military operations analysis; active DoD Secret clearance and U.S. citizenship required on day one.
AFSIM, STK, Python, MATLAB, ESAMS
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IT Systems Engineer II
La Mirada or United States
$58-$67/hr HybridFull Time
Biola University
Biola University: Private Christian university providing undergraduate and graduate degree programs.
2+ YOE2+ years systems engineering (3+ IT experience preferred). Expertise in Linux/Windows/macOS administration, cloud platforms (AWS, Azure), containerization (Kubernetes), GitOps, Ansible, identity and endpoint management, automation/IaC, security best practices, and use of AI for operational tasks.
Linux, Windows, macOS, iOS, Kubernetes, Google Workspace, Zoom, Microsoft 365, AWS, Azure, GitOps, Ansible, Entra ID, Intune, SCCM, Jamf
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