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42 operations system engineer jobs at 28 companies in Davis, CA

2mo
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Senior System Engineer – OS Kernel
Walnut Creek, California, United States
$130k-$160k/yr HybridFull Time
Wind River
Wind River: Provides software for mission-critical intelligent edge systems.
Strong operating-system and RTOS knowledge; C and embedded-systems experience required. Assembly, C++, Python, device drivers, BSP bring-up, certification standards, and end-to-end project delivery are valued.
VxWorks, C, Assembly, C++, Python, CI/CD, DO-178C, ISO 26262, ASPICE, MIL, LinkedIn Learning
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1w
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Senior Operations Engineer
Sacramento County or Sacramento
$9k-$12k/mo HybridFull Time, Temporary
State Controller's Office
State Controller's Office: California's fiscal controller managing state financial operations and assets.
Advanced IT systems support role requiring complex issue analysis, troubleshooting, customer service, communication, independent judgment, organization, and collaboration with technical and non-technical stakeholders.
ITIL, ITIL 4 Foundation, CompTIA A+, Windows, macOS
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2w
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Reliability and Market Operations Engineer (Hybrid - Onsite Shifts + work from home)
Folsom, California, United States
$102k-$142k/yr HybridFull Time
California ISO
California ISO: Manages California's high-voltage electric grid and wholesale energy market.
2+ YOEBachelor's degree in electrical engineering, 2+ years of related experience, and NERC certification or ability to obtain it within six months. Requires power-system studies and simulation experience.
PSS/E, PSLF, PowerWorld, VSAT, TSAT, Microsoft Office, Microsoft Access, Microsoft Visio
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1w
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Operations Supervisor
Rio Vista, California, United States
OnsiteFull Time
Weatherford
WeatherfordNASDAQ: WFRD: Provides equipment and services for global oil and gas operations.
7+ YOE2+ MgmtBachelor's degree in engineering or science or equivalent experience, 7+ years of operations experience, 2–3 years of supervisory experience, English fluency, and knowledge of finance, quality, safety, and operational systems.
JDE, Hyperion, TapRoot, PeopleSoft, Salesforce, FieldFX, Weatherford Performance Tracking System
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4w
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Distinguished Engineer
Walnut Creek, California, United States
$278k-$417k/yr HybridFull Time
Elevance Health
Elevance HealthNYSE: ELV: Provides health insurance plans and integrated healthcare services.
15+ YOEBachelor's in IT/CS/Engineering plus 15+ years software engineering experience designing and operating distributed systems; expertise with Python/Java, APIs/microservices, cloud, CI/CD, DevSecOps, and enterprise AI architectures.
Python, Java, Apache Iceberg, CI/CD, DevSecOps, LLMs, RAG, FHIR, HL7, vector databases, knowledge graphs
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3mo
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Stationary Engineer I
Sacramento, California, United States
$42-$51/hr OnsiteFull Time
Sacramento Area Sewer District
Sacramento Area Sewer District: Provides sewage collection, treatment, and resource recovery services.
2+ YOETwo years of experience operating, maintaining, repairing heating, ventilation, air conditioning, and related systems; or a Mechanical-Electrical Technology certificate; or completion from a Stationary Engineer apprenticeship program.
Hydronic systems, Pumps, Boilers, HVAC, Electrical equipment
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2w
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System Manager Performance Improvement
Rancho Cordova or Bakersfield or Stockton
$52-$78/hr RemoteFull Time
CommonSpirit Health
CommonSpirit Health: Operates a national non-profit Catholic health system.
3+ YOEBachelor's degree in finance, industrial engineering, or related field; 3 years in analytics, reporting, and communicating data; complex data analysis experience required. Healthcare, finance, project management, master's, and PMP preferred.
information systems
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Field Systems Engineer
Davis, California, United States
$120k-$140k/yr FieldFull Time
Terabase Energy
Terabase Energy: Digital and automation platform for utility-scale solar plants.
5+ YOE5+ years experience in manufacturing/field operations or system/network administration; deep knowledge of MES, PLCs, network management; strong troubleshooting, analytical, and communication skills; ability to work independently on site across the continental US.
Manufacturing Execution System (MES), Structured Text, Object-oriented programming, Fanuc, Beckhoff, TwinCAT, Programmable Logic Controller (PLC)
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3mo
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Building Service Engineer (HVAC Technician)
Sonoma, California, United States
$6k-$9k/mo OnsiteFull Time
California State University
California State University: Public university system providing higher education and academic research.
2+ YOETwo years of journey-level experience operating, maintaining, and repairing HVAC, boiler, heating, ventilation, refrigeration, and electrical systems; California driver’s license; basic computer skills; on-site event support; preferred familiarity with building control systems and Google/PeopleSoft.
MS Office, Google Suite, PeopleSoft, Building control systems, HVAC equipment
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Software Engineer II
Benicia, California, United States
$108k-$149k/yr OnsiteFull Time
Applied Materials
Applied MaterialsNASDAQ: AMAT: Manufacturers of equipment for semiconductor and display production.
2+ YOEBachelor's in related field, 2+ years experience, proficiency in C/C++, .Net, C#, Python and operating systems; strong software engineering, debugging, and communication skills.
C/C++, .Net, C#, Python, Operating Systems
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2mo
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Software Engineer, Distributed Systems
San Francisco or Alameda County or Contra Costa County or Marin County or Napa County or San Mateo County or Santa Clara County or Solano County or Sonoma County
$160k-$180k/yr OnsiteFull Time
Discord
Discord: A platform providing voice, video, and text communication services.
2+ YOE2+ years building backend systems, experience with distributed systems, operating/maintaining critical tier 0 services, knowledge of monitoring and alerting, familiarity with open source and cloud environments.
Elixir, GCP, AWS, Salt, Terraform, k8s
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6d
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Senior Linux Engineer, Privileged Access
United States or Chicago or El Dorado Hills
RemoteFull Time
Keeper Security
Keeper Security: Provider of password management and security software solutions.
7+ YOERequires 7+ years of software or systems engineering, advanced Linux systems programming, C and Rust, PAM, .NET, security-sensitive software, Linux operations, and a bachelor's degree or equivalent experience.
Rust, C, .NET, C#, Tokio, MQTT, TLS, fanotify, proc filesystem, Linux PAM, systemd, RPM, DEB, journalctl, SELinux, AppArmor, GCC, Make, X11, Wayland, GDM, D-Bus, PKI, Avalonia, Claude, ChatGPT, GitHub Copilot
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1mo
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Critical Facilities Engineer
Rocklin, California, United States
OnsiteFull Time
Newmark
NewmarkNASDAQ: NMRK: Commercial real estate brokerage and property management services.
5+ YOEHigh school diploma, CFC certification (high pressure), 5+ years building operations/engineering experience, ability to maintain HVAC/plumbing/mechanical/electrical systems, familiarity with PM/work-order software, reliable transportation and after-hours availability.
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3w
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Stationary Engineer I (Full Time, Afternoons)
Fairfield, California, United States
$48-$59/hr OnsiteFull Time
NorthBay Health
NorthBay Health: Provides comprehensive hospital care and medical services in Northern California.
4+ YOEOperate and maintain hospital central utility plant systems including boilers, generators, HVAC, medical gas, and building systems; troubleshoot, repair, and document work in CMMS.
CMMS, VFD
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2mo
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Office Building Engineer
Stockton, California, United States
$6k-$7k/mo OnsiteFull Time
San Joaquin County
San Joaquin County: Provides local government services and administration for San Joaquin County.
4+ YOEFour years of progressively responsible experience in operation, maintenance and repair of boilers, heating and central building systems; college course substitution may substitute for one year.
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3w
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Training Developer, Manager, and Instructor
Beale AFB, California, United States
$165k-$200k/yr OnsiteFull Time
Sigmatech
Sigmatech: Provides specialized engineering, technical, and programmatic support for government agencies.
10+ YOE10+ years DoW system instruction and space operations experience, B.S. required (Master's preferred), TS/SCI eligibility, strong speaking and writing, familiarity with DoW instructional system design and spaceforce training guidance.
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6d
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Staff Software Engineer, Core Infrastructure
San Francisco or Ottawa or Charlotte or Phoenix or Toronto or Los Angeles or Denver or Salt Lake City or Atlanta or Raleigh or Chicago or Houston or Portland or New York City or Vancouver or San Diego or Sacramento or Jacksonville or Seattle or Mexico City or Austin or Miami or Boston or Dallas
$145k-$275k/yr RemoteFull Time
Scribd
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
10+ YOE10+ years building backend, distributed, or data-intensive systems; production Rust and strong Python; storage and database expertise; AWS, infrastructure as code, operational excellence, technical leadership, and mentoring.
Rust, Python, Apache Arrow, Parquet, DataFusion, Amazon S3, PostgreSQL, MySQL, AWS, AWS Lambda, Amazon ECS, Amazon Aurora, Terraform, delta-rs, Claude Code
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2mo
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VCF Platform Engineer 1
Omaha or Saint Louis Park or Denver or Englewood or Orlando or Kansas City or Albuquerque or Portland or Salem or Pittsburgh or Austin or Dallas or Fort Worth or San Antonio or Vienna or Olympia or Columbia or St. Paul or Harrisburg or Pennington or Woodcliff Lake or Phoenix or Folsom
OnsiteFull Time
HDR
HDR: Global provider of engineering, architecture, environmental and construction services.
3+ YOEMinimum 3 years in infrastructure operations/virtualization or systems administration; hands-on VMware vSphere and ESXi host/cluster management; Linux and Windows Server administration; scripting/automation with PowerCLI, Python, or Ansible; familiarity with IaC and datacenter concepts.
SDDC Manager, vSphere, vSAN, NSX, PowerCLI, Python, Ansible, ESXi, Linux, Windows Server
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2mo
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Senior Software Engineer, Autonomous Lab (Scheduling & Optimization)
Boston or Emeryville or West Sacramento
$134k-$190k/yr HybridFull Time
Ginkgo Bioworks
Ginkgo BioworksNYSE: DNA: Designs custom microorganisms and cells for industrial manufacturing.
Experience building production scheduling/optimization systems, strong Python, knowledge of operations research/constraint programming, bachelor's/master's in CS/OR/IE or equivalent experience, strong communication and collaboration skills.
Python, OR-Tools, Gurobi, CPLEX, OptaPlanner, Kafka, Temporal, Kartana-Arrokuda
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Supervisor, Operations Systems - EMS Advanced Applications (Rocklin, CA, US, 95765)
Rocklin, California, United States
$140k-$238k/yr OnsiteFull Time
PG&E
PG&ENYSE: PCG: Provides natural gas and electric service in California.
5+ YOELeads EMS advanced applications team; 5+ years engineering/IT; Bachelor's in technical field; onsite in Rocklin; supervises 24x7 EMS support.
GEV Grid Solutions EMS, State Estimator, Contingency Analysis, EMS Database
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