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174 operations system engineer jobs at 98 companies in Fontana, CA

2w
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RF System Operations Engineer II
Long Beach, California, United States
$109k-$163k/yr OnsiteFull Time
Relativity Space
Relativity Space: Designing and manufacturing 3D-printed rockets and launch vehicles.
3+ YOEBachelors in EE/CE or related,3+ years RF/ground station/telemetry experience,hands-on telemetry receivers and ground station equipment,knowledge of RF fundamentals and test equipment,ability to troubleshoot under pressure.
Python, MATLAB, software-defined radio (SDR), IRIG-106, spectrum analyzers, power meters, signal generators, network analyzers, telemetry receivers, ground station equipment
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1mo
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Operations Engineer
Long Beach, California, United States
$130k-$180k/yr FieldFull Time
Critical Loop
Critical Loop: Provides mobile battery energy storage and management software systems.
Field experience operating/supporting battery energy storage or power assets, electrical troubleshooting on 480V+ systems, quality wiring/terminations, controls/backend monitoring experience, strong customer-facing and communication skills.
Python, Julia, R, MATLAB, Modbus
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4w
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Mission Operations Engineer
Long Beach, California, United States
$162k-$230k/yr OnsiteFull Time
Vast
Vast: Develops and operates commercial artificial-gravity space stations.
3+ YOEExperience in human spaceflight operations, training development, spacecraft systems knowledge; ability to travel up to 20%, work overtime/weekends, and perform real-time flight operations.
C++, Golang, Javascript, React, Matlab, Python, Octave, Databases, Cloud
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2mo
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Technical Operations Engineer
El Segundo or Los Angeles
$140k-$190k/yr FieldFull Time
CHAOS Industries
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
Degree in engineering/CS/physics or equivalent experience; strong Linux, networking, hardware integration, and scripting (Python/Bash) skills; systems debugging and field deployments; willingness to travel (~50%).
Linux, SSH, Python, Bash, Docker, Azure, AWS, SDRs
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Spacecraft Operations Engineer II/Senior
Long Beach, California, United States
$86k-$125k/yr OnsiteFull Time
Rocket Lab
Rocket LabNasdaq: RKLB: Operates launch vehicles and manufactures satellites for space missions.
2+ YOEBachelor's in engineering, 2+ years (Engineer II) or 5+ years (Senior) of spacecraft/ground systems or operations experience, software development experience (Python/Ruby/C/C++), and active U.S. government security clearance with TS eligibility.
Python, Ruby, C, C++, GIT, CI/CD, cloud infrastructure, flatsat, HITL, Software-in-the-Loop (SIL), Hardware-in-the-Loop (HIL)
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5d
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Operations Systems Engineer I
Pasadena or United States
$97k-$117k/yr OnsiteFull Time
Jet Propulsion Laboratory
Jet Propulsion Laboratory: Leading robotic space exploration and planetary research for NASA.
1+ YOEBachelor’s degree in engineering, science, or a related technical discipline with typically 1 year of related experience, or a related master’s degree. Requires mission operations knowledge, technical analysis, communication, and multidisciplinary teamwork.
Mission planning and execution tools, Psyche Flight System Testbed, Python, MATLAB
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2mo
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Senior Mission Operations Engineer
Irvine, California, United States
$130k-$190k/yr OnsiteFull Time
Turion Space
Turion Space: Builds spacecraft for orbital debris removal and satellite servicing.
3+ YOE3+ years in mission or spacecraft operations; deep knowledge of operations concepts, procedures, and ground systems; strong cross‑disciplinary communication; ability to obtain TS/SCI; scripting experience (Python, MATLAB) preferred.
Python, MATLAB
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Spacecraft Operations Engineer II/Senior
Long Beach, California, United States
$86k-$125k/yr OnsiteFull Time
Rocket Lab
Rocket LabNASDAQ: RKLB: Designs and builds launch vehicles and satellite systems.
2+ YOEBachelor's in engineering, 2+ years (Engineer II) or 5+ years (Senior) spacecraft/ground systems experience, software development (Python/Ruby/C/C++), TS-eligible U.S. government clearance, spacecraft subsystem and orbital knowledge.
Python, Ruby, C, C++, GIT, CI/CD, cloud infrastructure
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2mo
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Senior Field Operations Engineer - ISR
Irvine, California, United States
$125k-$150k/yr OnsiteFull Time
DZYNE Technologies
DZYNE Technologies: Developer and manufacturer of autonomous airborne defense systems.
5+ YOE5+ years in systems engineering/test/documentation with electrical/avionics/RF background, strong technical writing and data management skills, bachelor's in a technical field or equivalent experience, US work authorization, onsite in Irvine, CA, occasional lifting to 25 lbs.
Microsoft Excel, SQL, Python, BI platforms, FRACAS, AS9100, MIL-STD
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Support System Lead, Maneuver Dominance
Costa Mesa, California, United States
$165k-$235k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
10+ YOEBachelor's degree in mechanical, aerospace, or aviation-related engineering; 10+ years in aerospace, defense, or product development; systems engineering and operational logistics, maintenance, or training experience; eligible for security clearance.
Lattice OS, AI, computer vision
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Power 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 transmission/distribution design or operations; proficiency in power system analysis, modeling, and analysis software; BS in electrical engineering required; PE in California preferred; U.S. work authorization required.
Revit, AutoCAD, ETAP, SKM, EMTP-RV, PSCAD, CYME, PSLF, GIS, MEP, CAD, AI tools, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
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3w
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Systems Operations Support Engineer — Linux
Los Angeles, California, United States
$90k-$160k/yr OnsiteFull Time
Vast.ai
Vast.ai: Decentralized marketplace for GPU cloud computing resources.
Strong Linux (Ubuntu/RHEL/Debian) systems experience, Docker and virtualization troubleshooting, NVIDIA CUDA/GPU experience, Python/Bash scripting, networking fundamentals, customer-facing support experience.
Ubuntu, RHEL, Debian, Docker, Docker Compose, NVIDIA CUDA, KVM, Proxmox VE, VMware, TensorFlow, PyTorch, Prometheus, Grafana, Python, Bash
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2mo
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Senior Cloud Operations Engineer - DBA
Irvine, California, United States
OnsiteFull Time
TP-Link
TP-Link: Global manufacturer of networking hardware and smart home devices.
5+ YOEBachelor's in CS/IT, 5+ years administering AWS cloud databases (MySQL/PostgreSQL), Linux administration, scripting in Shell/Python/Java, strong communication; distributed systems and zero-downtime migration experience preferred.
AWS, MySQL, PostgreSQL, MongoDB, Cassandra, DynamoDB, Redis, Linux, Shell, Python, Java, DMS, NoSQL
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6d
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Technology Operations Engineer
Newport Beach or Newport
OnsiteFull Time
Inspire Home Loans
Inspire Home Loans: Full-service mortgage lender specializing in financing for new homes.
2+ YOEBachelor's degree or equivalent experience and 2+ years in application, production, systems, desktop, or related technical support. Requires SQL, troubleshooting, documentation, and communication skills.
SQL, Windows
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3w
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Mechanical Engineer- Fleet Operations & Reliability
Los Angeles, California, United States
$100k-$175k/yr FieldFull Time
Northwood Space
Northwood Space: Manufacturing ground stations and providing satellite communication infrastructure.
Bachelor's degree in Mechanical, Electrical, Aerospace or related; experience building/testing/operating complex electromechanical systems; field deployment and contractor management; willingness to travel and obtain Top Secret clearance.
Python, SQL, CAD
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1mo
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Subtransmission System Planning Senior Engineering Manager
Pomona, California, United States
$183k-$274k/yr HybridFull Time
Southern California Edison
Southern California EdisonNYSE: EIX: Electric utility providing electricity transmission and distribution services.
5+ YOE5+ Mgmt5+ years supervising engineering or project teams, engineering experience in operations/construction/maintenance, utility system planning experience preferred, knowledge of FERC/CPUC and interconnection, familiarity with PSLF/PSCAD/EMS/CYME/CAPE/MDI, ability to drive technology improvements, must pass NERC/CIP personnel risk assessment.
PSLF, PSCAD, EMS, CYME, CAPE, MDI
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2w
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Field Ops Engineer II
Denver or Phoenix or Los Angeles or Dallas
$68k-$90k/yr FieldFull Time
Lumen Technologies
Lumen TechnologiesNYSE: LUMN: Providing global enterprise telecommunications and network connectivity services.
5+ YOERequires 5+ years supporting telecom critical infrastructure, AC/DC power systems, and facility operations; troubleshooting, emergency response, technical documentation, travel, on-call work, and a valid driver's license.
AC/DC, ATS, UPS, HVAC
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3w
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Director, Operations
Irvine, California, United States
$170k-$230k/yr HybridFull Time
Beta Bionics
Beta BionicsNASDAQ: BBNX: Develops autonomous bionic pancreas systems for diabetes management.
10+ YOE5+ MgmtBachelor's in engineering,10+ years in medical device manufacturing or operations,5+ years leadership managing manufacturing/supply chain/engineering,experience with process validation,design transfer,quality systems,ERP/MES.
ERP, Manufacturing Execution Systems
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Associate Engineer
Pasadena, California, United States
$116k-$146k/yr OnsiteFull Time
City of Pasadena
City of Pasadena: Providing municipal services and public programs to the Pasadena community.
Performs professional civil engineering duties supporting planning, design, operation, maintenance, regulatory compliance, and coordination for the city's water system.
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1mo
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Protection Engineer
Rosemead, California, United States
HybridFull Time
Edison International
Edison InternationalNYSE: EIX: Generating and distributing electricity to customers in Southern California.
5+ YOEBachelor's degree in engineering or a scientific/math field, 5+ years engineering experience in operations/production/construction/maintenance, Class C driver, experience in power system protection, relay settings, fault analysis, and protection software.
ASPEN, CAPE, ETAP, CYME
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