
Seasonal Wireless Testing Technician (May 2026 – August 2026)
UL Solutions External Career Site • Fremont, California, United States
Role & seniority: Wireless Testing Technician, Seasonal. Entry to mid-level technician; temporary/seasonal assignment.
Stack/tools: SAR/RF/mmWave testing; automated robot-assisted testing; state-of-the-art RF equipment; hardware/software automation; data collection/recording.
Top 3 responsibilities
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Perform SAR, RF, or mmWave testing on wireless devices in a fast-paced lab.
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Operate automated and manual test equipment, follow test plans, and document results.
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Support training periods and shift coverage (12-hour shifts during peak season) per schedule.
Must-have skills
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Basic lab/testing experience with RF systems or wireless devices.
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Ability to operate and troubleshoot testing equipment and automation.
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Flexibility to work long shifts (including night shifts) and a team approach.
Nice-to-haves
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Prior experience with SAR/RF/mmWave testing.
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Familiarity with robotics or automated test workflows.
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Data logging and basic analysis skills; comfort with fast-changing environments.
Location & work type
- Location not specified; Seasonal role with multiple shift schedules (April–August depending on area) and 12-hour shifts during peak periods.
Full Description
About UL Solutions’ Wireless Testing Technician Seasonal Role Join UL’s industry-leading wireless testing labs for a hands-on experience in a dynamic, fast-paced, and customer-focused environment. You’ll work alongside experts in Specific Absorption Rate (SAR), Radio Frequency (RF), or Millimeter Wave (mmWave) testing, contributing to the evaluation of cutting-edge wireless devices. UL Solutions labs are known for their innovative equipment design and rigorous quality standards. This is a great opportunity to gain real-world experience in wireless technology testing while collaborating with a passionate team. Seasonal Shifts & Schedules SAR Testing (May – August) Automated robot-assisted testing of wireless devices.
Schedule: 12-hour shifts, 6 days/week
1st Shift: 6am–6pm
2nd Shift: 6pm–6am RF Testing (May – August) Hands-on testing using state-of-the-art RF equipment across various technologies.
Schedule: 12-hour shifts, 5 days/week
1st Shift: 4:30am–4:30pm
2nd Shift: 4:30pm–4:30am mmWave Testing (April 6th – August) Radiated wireless testing using hardware/software automation.
Training Period (4–6 weeks): Flexible shifts (8am–12pm, 1–5pm, or 5–9pm)
Peak Season: 12-hour shifts, 3–4 days/week
1st Shift: 4:30am–4:30pm
2nd Shift: 4:30pm–4:30am
A global leader in applied safety science, UL Solutions (NYSE: ULS) transforms safety, security and sustainability challenges into opportunities for customers in more than 110 countries. UL Solutions delivers testing, inspection and certification services, together with software products and advisory offerings, that support our customers’ product innovation and business growth. The UL Mark serves as a recognized symbol of trust in our customers’ products and reflects an unwavering commitment to advancing our safety mission. We help our customers innovate, launch new products and services, navigate global markets and complex supply chains, and grow sustainably and responsibly into the future. Our science is your advantage.
Imagine getting your hands on new technology before it hits the shelves. To dig deep and figure out exactly how it works. That’s what we do. We lift the lid and test the boundaries on a huge range of products, from health-monitoring smart watches monitoring to electric vehicles loaded with the latest software. We’re always looking for people who are passionate about innovation, embrace change and love new and exciting challenges. Join our team, influence emerging technology and forge a successful career at the center of safety science.