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Ups Engineer Jobs in California (NOW HIRING)

Valar Atomics

Electrical Engineer

Torrance, CA · On-site

... banks, UPS systems, and batteries. * Develop and update single line diagrams for MV and LV ... Prepare engineering calculations, reports, drawings, specifications, and other technical ...

Valar Atomics

Electrical Engineer

Torrance, CA · On-site

We are a team of builders, engineers, and operators who believe nuclear energy should be fast to ... Experience with MV switchgear, substations, transformers, MCCs, VFDs, UPS systems , or standby ...

Supermicro

Data Center Electrical Engineer

San Jose, CA · On-site

$110K - $120K/yr

Inspect, service, and maintain UPS systems, main switchgear, isolation transformers, ATS, diesel ... engineers with Root Cause Analysis (RCA) Qualifications: * Critical Power Systems: Hands-on ...

Group Nine

Network Engineer

Sacramento, CA · On-site

... ups. Essential Skills, Experience * At least 5 years of hands-on experience as an enterprise ... network engineer. * Direct experience with Cisco Catalyst switching platforms (configuration ...

De Circle

UI/UX Engineer - Semiotic.ai

San Francisco, CA · On-site +1

$110K - $137K/yr

The Role We are looking for a UI/UX Engineer who is equally comfortable creating mock-ups, wireframes, and design assets as well as implementing them in production-ready code. You'll collaborate ...

JCW Group

R&D Engineer

San Jose, CA · On-site

$60/hr

Strong documentation skills -- clear, usable write-ups for other engineers * Comfort in a lab setting: wiring, testing, troubleshooting, equipment upkeep * Self-starter mentality -- able to plan your ...

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All JobsUps Engineer JobsUps Engineer Jobs in California

Ups Engineer information

See California salary details

$38.5K

$100.4K

$135.7K

How much do ups engineer jobs pay per year?

As of Sep 3, 2026, the average yearly pay for ups engineer in California is $100,420.00, according to ZipRecruiter salary data. Most workers in this role earn between $82,900.00 and $115,000.00 per year, depending on experience, location, and employer.

What is a UPS engineer?

UPS Engineers are professionals who design, install, maintain, and troubleshoot Uninterruptible Power Supply (UPS) systems. These systems provide emergency power to critical equipment during power outages or fluctuations, ensuring continuous operation for businesses and organizations. UPS Engineers work with electrical systems, perform regular testing, and may also recommend upgrades or replacements to improve system reliability. Their expertise is crucial in environments where power stability is essential, such as data centers, hospitals, and industrial facilities.

What are the key skills and qualifications needed to thrive as a UPS engineer?

To thrive as a UPS Engineer, you need a solid background in electrical engineering, experience with power systems, and typically a relevant engineering degree. Familiarity with UPS (Uninterruptible Power Supply) systems, electrical schematics, and diagnostic tools, as well as certifications like IEEE or manufacturer-specific training, are commonly required. Strong problem-solving, attention to detail, and effective communication skills help ensure reliable system performance and safe operation. These competencies are vital for maintaining critical power infrastructure and preventing costly downtime in essential facilities.

What are some common challenges faced by a UPS engineer in maintaining uninterrupted power supply systems?

UPS Engineers often encounter challenges such as diagnosing complex system faults, managing aging equipment, and ensuring minimal downtime during maintenance. They must stay updated with the latest technological advancements and safety standards, as well as coordinate closely with electrical engineers, facility managers, and vendors. Additionally, responding to emergency power failures and performing preventive maintenance under tight deadlines are key aspects of the role that require strong problem-solving skills and adaptability.

What is the difference between Ups Engineer vs Battery Technician?

AspectUps EngineerBattery Technician
CredentialsTypically requires electrical or electronics engineering background, certifications in UPS systemsRequires electrical or battery-specific certifications, often with technical training in batteries
Work EnvironmentDesign, install, maintain UPS systems in data centers, industrial facilitiesTest, repair, replace batteries in various settings including telecom, backup power systems
Industry UsageCommon in data centers, IT infrastructure, industrial facilitiesFound in telecom, power backup, maintenance services

Ups Engineers focus on the design, installation, and maintenance of uninterruptible power supply systems, ensuring continuous power in critical environments. Battery Technicians specialize in testing, repairing, and replacing batteries within these systems. While both roles require electrical knowledge and certifications, Ups Engineers typically handle system-level tasks, whereas Battery Technicians focus on battery components. Understanding these differences helps employers and job seekers identify the right role for their skills and career goals.

What are popular job titles related to Ups Engineer jobs in California?

For Ups Engineer jobs in California, the most frequently searched job titles are:

What job categories do people searching Ups Engineer jobs in California look for?

The top searched job categories for Ups Engineer jobs in California are:

What cities in California are hiring for Ups Engineer jobs?

Cities in California with the most Ups Engineer job openings:

Ups Engineer jobs near you
Infographic showing various Ups Engineer job openings in California as of August 2026, with employment types broken down into 91% Full Time, 6% Part Time, and 3% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $100,420 per year, or $48.3 per hour.

Data Center Infrastructure Electrical Engineer (PE Required) - Fremont, CA or Plano, TX

Delta Electronics (Americas) Ltd.

Fremont, CA • On-site

$150K - $210K/yr

Full-time

Posted 14 days ago

Job description

Who We Are
Delta Electronics is a global innovator at the forefront of technologies powering the future. Since 1971, we've been leading the way in high-efficiency power and thermal management solutions. Today, we're driving transformation across industries with smart, sustainable systems that enable everything from AI, industrial automation, and data centers to EV charging, renewable energy, and intelligent buildings.
Delta is powering the AI age with cutting-edge infrastructure solutions for hyperscale and edge data centers. Our high-efficiency power systems, thermal management, and intelligent monitoring technologies help the world's largest data operators achieve peak performance and sustainability. Join us to help build the cornerstone solutions that will run tomorrow's digital world.
Impact of the RoleThis engineer ensures that the electrical backbone of next-generation data centers is safe, reliable, and capable of supporting rapidly increasing power demans for HPC, AI, and ML workloads. Their work directly influences system uptime, scalability, and the successful deployment of high-density compute infrastructure.
Key Responsibilities
The Data Center Infrastructure Electrical Engineer is responsible for designing, maintaining, and optimizing electrical systems that support high-density, mission-critical data-center environments. This role requires deep expertise in medium-voltage (MV) and low-voltage (LV) electrical distribution, including switchgear, UPS systems, transformers, and high-power architectures for HPC, AI, and ML workloads. The engineer will own the creation and upkeep of detailed one-line drawings, coordinate with cross-functional teams, and ensure electrical designs meet performance, reliability, and safety requirements. A Professional Engineer (PE) license is required.
Electrical System Design & Documentation
  • Create, maintain, and update MV and LV one-line drawings, ensuring accuracy across switchgear, UPS systems, transformers, PDUs, RPPs, and distribution networks
  • Develop electrical designs for high-power HPC/AI/ML clusters, including busway systems, redundant distribution paths, and high-current delivery architectures
  • Produce detailed electrical schematics, load calculations, breaker coordination studies, and arc-flash analyses
  • Maintain documentation libraries, revision control, and design standards for electrical infrastructure

Data Center Infrastructure Engineering
  • Design and support electrical systems for new data-center builds, expansions, and retrofits
  • Evaluate site power availability, utility interconnect requirements, and MV/LV distribution strategies
  • Specify and review equipment such as MV switchgear, LV switchboards, UPS systems (double-conversion, rotary, modular), static transfer switches, and transformers
  • Ensure designs meet reliability targets (N, N+1, 2N), fault tolerance requirements, and operational constraints

High-Power HPC/AI/ML System Support
  • Architect electrical solutions for high-density compute racks, liquid-cooled systems, and GPU-accelerated clusters requiring elevated power delivery
  • Work with mechanical and IT hardware teams to ensure electrical infrastructure aligns with cooling, rack layout, and deployment requirements
  • Support power modeling, redundancy planning, and energy-efficiency strategies for large-scale AI/ML deployments

Cross-Functional Collaboration
  • Partner with mechanical, controls, construction, and product development teams to ensure cohesive infrastructure designs
  • Participate in design reviews, vendor evaluations, and commissioning activities
  • Provide electrical engineering expertise to support product roadmaps, modular infrastructure development, and continuous improvement initiatives

Compliance, Safety & Quality
  • Ensure all electrical designs comply with NEC, IEEE, NFPA, utility requirements, and local codes
  • Conduct or oversee short-circuit, selective coordination, and arc-flash studies
  • Support root-cause analysis and corrective actions for electrical issues in production or field environments

Minimum Qualifications
  • Bachelor's or Master's degree in Electrical Engineering or related field.
  • Active Professional Engineer (PE) license
  • 5+ years of experience in data-center electrical engineering, mission-critical facilities, or industrial power systems
  • Expertise in creating and maintaining MV/LV one-line drawings and electrical documentation
  • Experience with MV switchgear, LV switchboards, UPS systems, transformers, and high-power distribution
  • Strong understanding of HPC/AI/ML electrical requirements, high-density rack power, and redundant distribution architectures
  • Proficiency with CAD tools and electrical modeling software

Pay Range
USD $150,000.00 - USD $210,000.00 /Yr.
Preferred Qualifications
  • Experience with modular, skidded, or containerized electrical systems
  • Familiarity with liquid-cooling electrical integration (pumps, skids, controls)
  • Knowledge of utility coordination, substation design, or MV protection schemes
  • Experience with commissioning, FAT/SAT testing, and field troubleshooting

Benefit at Delta Electronics Americas
https://www.delta-americas.com/en-US/career/Life-at-Delta
EEO Statement
Delta Electronics Americas is an Equal Opportunity Employer and is committed to compliance with all applicable federal, state, and local laws. Delta Electronics America is committed to fostering a diverse, inclusive, and respectful workplace. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, age, marital status, national origin, disability, veteran status, or any other protected characteristic.
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