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Ultra Testing Jobs in California (NOW HIRING)

Biomedical Refrigeration Specialist

Sonora, CA · On-site

$27.75 - $36.75/hr

As a Biomedical Refrigeration Specialist, you'll work on ultra-low temperature freezers, biomedical refrigerators, and other essential systems that support patient testing and healthcare operations.

Application areas include Bluetooth-based wireless audio and ultra-wideband (UWB) sensing ... Support lab bring-up and validation activities, including FPGA/silicon testing, PHY/RF/MAC ...

Ultra-high vacuum assembly and testing expertise * Experience with precision calibrated tools (e.g. CMM or oscilloscope) for troubleshooting of complex vacuum equipment and modules * Log and report ...

Application areas include Bluetooth-based wireless audio and ultra-wideband (UWB) sensing ... Experience in lab FPGA/silicon bring-up, PHY/RF/MAC testing, and use of RF lab equipment.Experience ...

... family of Ultra Long Endurance aircrafts. This individual must possess excellent attention to ... System Testing & Troubleshooting: Execute pre-defined system tests and document results. Report any ...

Site Reliability Engineer

San Francisco, CA · On-site

$67.25 - $89.25/hr

Your mission: keep our ultra-low-latency, stateful, serverless compute engine rock-solid as we ... Stress-test and push our systems to the edge: load testing, chaos engineering, and performance ...

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How much do ultra testing jobs pay per hour?

As of Jun 23, 2026, the average hourly pay for ultra testing in California is $36.12, according to ZipRecruiter salary data. Most workers in this role earn between $18.36 and $47.55 per hour, depending on experience, location, and employer.

What is Ultra Testing?

Ultra Testing is a software testing company that specializes in providing high-quality testing services, including functional, accessibility, and usability testing for digital products. They are known for their inclusive workforce, often recruiting neurodiverse talent such as individuals on the autism spectrum to leverage unique strengths in pattern recognition and attention to detail. Ultra Testing works with clients to ensure that their software is reliable, accessible, and user-friendly, helping to identify bugs and improve user experience. Their services help organizations deliver better digital products by catching issues before they reach end users.

Is software testing a good career?

Software testing is a viable career that involves evaluating software quality through manual or automated testing tools. It requires attention to detail, knowledge of testing frameworks, and often benefits from certifications like ISTQB. The field offers opportunities in various industries with steady demand for skilled testers.

What types of software testing projects do team members at Ultra Testing typically work on, and how is project work assigned?

At Ultra Testing, team members usually work on a variety of software testing projects ranging from web and mobile application testing to accessibility and functional testing for enterprise clients. Projects are typically assigned based on a combination of your skill set, experience, and availability, and team members often collaborate remotely using digital communication tools. The work environment emphasizes clear communication, flexibility, and a strong focus on quality assurance best practices, offering opportunities for growth into lead or specialized testing roles. Support and mentorship are provided to help team members advance and succeed in their assignments.

What is the difference between Ultra Testing vs Manual Testing?

AspectUltra TestingManual Testing
CertificationsOften requires certifications in automation tools and testing frameworksTypically requires foundational testing certifications, like ISTQB
Work EnvironmentPrimarily involves automated testing tools, scripting, and software environmentsInvolves executing test cases manually without automation tools
Usage in IndustryUsed for large-scale, repetitive, and regression testing to improve efficiencyUsed for exploratory testing, usability testing, and initial test phases

Ultra Testing focuses on automated, repeatable testing processes using specialized tools, while Manual Testing involves human execution of test cases. Both roles are essential in software quality assurance, with Ultra Testing emphasizing automation and efficiency, and Manual Testing emphasizing flexibility and exploratory testing.

What engineer makes $500,000 a year?

Senior engineers in specialized fields such as software engineering, data engineering, or systems architecture can earn $500,000 or more annually, especially with extensive experience, advanced skills, and leadership roles. High compensation often includes bonuses, stock options, or profit sharing, particularly in large tech companies or startups.

What are the key skills and qualifications needed to thrive as a Software Tester at ULTRA Testing, and why are they important?

To thrive as a Software Tester at ULTRA Testing, you need strong analytical skills, attention to detail, and a solid understanding of software development and testing methodologies, typically supported by a relevant degree or experience. Familiarity with test management tools, bug tracking systems, and various web and mobile platforms is essential, and certifications like ISTQB can be advantageous. Excellent communication, problem-solving abilities, and collaborative teamwork are critical soft skills for this role. These competencies ensure thorough software quality assurance, effective identification and reporting of issues, and seamless contribution to development teams.

What jobs pay 2000 a day?

In the context of Ultra Testing or similar high-demand tech roles, jobs that can pay $2,000 a day typically include specialized consulting, high-level software engineering, or contract testing roles requiring advanced skills and certifications. These positions often involve freelance or contract work, long hours, and expertise in areas like automation, security, or performance testing. Such high daily rates are usually associated with experienced professionals working independently or through agencies on complex projects.

Is there a legit product tester job?

A product tester job involves evaluating products for companies, often requiring attention to detail and reporting skills. Legitimate positions are typically advertised by reputable companies and may involve testing consumer goods, electronics, or software, sometimes with specific requirements or certifications. Caution is advised with scams that promise easy money without clear employment terms.
Infographic showing various Ultra Testing job openings in California as of June 2026, with employment types broken down into 1% As Needed, 87% Full Time, and 12% Part Time. Highlights an 87% Physical, 3% Hybrid, and 10% Remote job distribution, with an average salary of $75,123 per year, or $36.1 per hour.

Biomedical Refrigeration Specialist

Bannerhealth

Sonora, CA • On-site

$27.75 - $36.75/hr

Full-time

Posted 28 days ago


Job description

Primary City/State:

Phoenix, Arizona

Department Name:

Biomedical Eng-Ref Lab

Work Shift:

Day

Job Category:

Facilities, Environmental Services, and Culinary

We are seeking an experienced refrigeration professional for a specialized role supporting critical laboratory refrigeration equipment across Sonora Quest Laboratories. As a Biomedical Refrigeration Specialist, you'll work on ultra-low temperature freezers, biomedical refrigerators, and other essential systems that support patient testing and healthcare operations. This is an excellent opportunity for a seasoned professional who enjoys troubleshooting complex equipment and wants to make a meaningful impact. Join our team and come do great work on behalf of better health!

POSITION SUMMARY
This position is responsible for the inspection, maintenance, calibration, and repair of specialized laboratory refrigeration systems used in clinical, research, and diagnostic environments. This position ensures that all cold-storage equipment supporting patient testing, specimen integrity, reagents, and research materials operate safely, reliably, and in compliance with regulatory and accreditation standards. The equipment includes ultra-low temperature (ULT) freezers (40C to 86C), biomedical refrigerators and freezers, refrigerated centrifuges, incubators with cooling systems, and any laboratory equipment that incorporates a refrigeration system.

Performs all functions according to established policies, procedures, regulatory and accreditation requirements, as well as applicable professional standards.

CORE FUNCTIONS
1. Performs scheduled preventive maintenance on laboratory refrigeration systems, including ULT freezers, biomedical refrigerators, cryogenic units, and refrigerated laboratory instruments. Conducts detailed inspections of compressors, evaporators, condensers, vacuum seals, insulation integrity, temperature probes, control boards, and refrigerant levels. Diagnoses and repairs failures down to the board level, including electronic control systems, sensors, relays, solenoids, and refrigeration circuits.

2. Installs new laboratory refrigeration equipment, ensuring proper electrical, environmental, and ventilation requirements. Performs acceptance testing and calibration to verify equipment meets manufacturer and regulatory specifications.

3. Conducts electrical safety inspections in accordance with biomedical engineering standards. Uses specialized diagnostic tools (e.g., data loggers, thermocouple meters, vacuum gauges, leak detectors, multimeters) to verify performance, stability, and temperature accuracy.

4. Documents all service activities in the organization's maintenance management system. Maintains accurate records of temperature calibrations, PM schedules, repairs, and parts usage. Tags and logs new equipment, performs incoming inspections, and ensures compliance with accreditation requirements (CAP, CLIA, Joint Commission).

5. Continuously expands knowledge of emerging laboratory refrigeration technologies, refrigerants, and biomedical equipment standards through training and certification programs. Must be willing to expand their skills set to include troubleshooting and repair of non-refrigerated equipment.

6. Communicates with laboratory staff, managers, and equipment vendors regarding service needs, equipment performance, and repair timelines. Research technical manuals, service bulletins, and parts using online resources.

NOTE: The core functions are intended to describe the general content and requirements of this position and are not intended to be an exhaustive statement of duties. Specific tasks or responsibilities will be documented as outlined by leadership.

PHYSICAL DEMANDS/ENVIRONMENT FACTORS

Requires reading, writing, verbal communication skills, stooping, bending, reaching, kneeling and standing for long periods. Mechanical aptitude, ability to lift up to 75 pounds and work under stress of deadlines. Ability to work varied hours when needed. Work is performed in an (OSHA 1) work environment. Exposure to laboratory environments, including biohazardous materials, chemicals, cryogenic temperatures, and high temperature discharge areas. Requires proper PPE and adherence to safety protocols. Travel to multiple facilities, occasionally for short periods.

KNOWLEDGE, SKILLS AND ABILITIES

  • Strong understanding of laboratory refrigeration systems, including cascade refrigeration, ULT freezer technology, and other specialized refrigeration equipment.

  • Ability to read and interpret wiring diagrams, schematics, flow charts, and technical manuals.

  • Proficiency with AC/DC electronics, electromechanical systems, sensors, controls, and refrigeration cycles.

  • Basic computer skills for documentation and navigation of maintenance software and Microsoft Office.

  • Effective communication skills for interacting with clinical staff and vendors.

  • Ability to perform basic mathematical calculations related to diagnostics and calibration.

  • Knowledge of electrical systems, electronics, electromechanics, and basic pneumatics/hydraulics.

  • Demonstrated ability to interpret technical diagrams and troubleshoot complex systems.

  • Experience with ultra low temperature freezers and biomedical or laboratory refrigeration equipment.

MINIMUM QUALIFICATIONS

  • High school diploma or equivalent

  • Four (4) years of experience in refrigeration or HVAC repair, preferably in a biomedical or laboratory environment.

  • Current refrigeration certification (e.g., EPA 608 Type I-II-III or Universal, NATE, HVAC Excellence).

  • Valid state driver's license and insurability.

  • Ability to travel regularly throughout Arizona, including occasional overnight stays.

PREFERRED QUALIFICATIONS

  • Technical training or certifications in biomedical engineering, laboratory equipment repair, or advanced refrigeration systems.

  • Experience working in clinical, research, or hospital environments.

  • Additional related education and/or experience.

EEO Statement:

EEO/Disabled/Veterans

Our organization supports a drug-free work environment.

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