Senior 5G Modem Test Engineer – LTE/NR, Contract

Excelon Solutions; Mountain View (CA); On-site; USD 100,000 - 130,000; Full time

Job summary

A technology firm in California is seeking a Mid-Senior level contractor for testing roles involving 5G/4G/3G protocols in Mountain View. This position requires a Bachelor's or Master's degree in a relevant field, plus 8+ years of testing experience. The ideal candidate will demonstrate strong troubleshooting skills, collaboration across teams, and familiarity with key testing equipment such as Keysight and Rohde & Schwarz. This is a contract position focused on IT system testing and evaluation.

Qualifications

• 8+ years of hands-on testing experience in cellular modem protocols.
• Strong understanding of LTE and NR Carrier specifications.
• Non-Terrestrial Networks (NTN) testing experience is highly desirable.

Responsibilities

• Execute test plans targeting 5G NR and LTE protocol features.
• Isolate complex issues across multiple protocol layers.
• Collaborate with teams to lead testing activities.

Skills

Testing experience in 5G/4G/3G Cellular modem protocols

Understanding of 3GPP and Carrier specifications

Hands-on experience with test equipment

Ability to analyze logs and troubleshoot

Collaboration with cross-functional teams

Education

Bachelor's or Master's degree in Electrical Engineering or related field

Tools

Keysight

Rohde & Schwarz

Job description

A technology firm in California is seeking a Mid-Senior level contractor for testing roles involving 5G/4G/3G protocols in Mountain View. This position requires a Bachelor's or Master's degree in a relevant field, plus 8+ years of testing experience. The ideal candidate will demonstrate strong troubleshooting skills, collaboration across teams, and familiarity with key testing equipment such as Keysight and Rohde & Schwarz. This is a contract position focused on IT system testing and evaluation.