Senior RF Test Engineer – 5G & Cellular Validation

Black Rock Groups; Fremont (CA); On-site; USD 90,000 - 115,000; Full time

Job summary

Tech Mahindra in Fremont, California is seeking an RF Test Engineer to join an onsite team at the customer location, focusing on RF testing for wireless devices and 5G NR validation.

You will execute RF test plans, analyze results, and report findings using CSV and Tableau, collaborating with hardware and software teams.

The role requires strong hands-on RF testing experience, familiarity with 5G bands, and the ability to work independently after training.

Qualifications

• Strong hands-on RF testing, wireless device validation, or cellular modem testing.
• 5G NR SA knowledge, including FDD and TDD bands.
• Experience with Reference Sensitivity Testing and RF benchmarking.
• Familiarity with test equipment such as R&S, Keysight, Anritsu.
• Ability to work with RF automation tools and execute algorithm-driven test flows.
• Understanding of 3GPP TS 38-521-1 test methodology, especially sensitivity-related conditions.
• Experience with RF parameters: bandwidth, SCS, ARFCN, power class, MCS.
• Ability to analyze RF test results and correlate data across test platforms.
• Experience with data reporting formats (CSV) and Tableau.

Responsibilities

• Deliver band-by-band RF test results across test platforms.
• Provide test-case correlation data for 3GPP configurations.
• Prepare discrepancy reports highlighting gaps observed during testing.
• Submit results in CSV or Tableau format as agreed with the project team.
• Provide regular status updates with Customer and DRIs.

Skills

RF testing

5G NR SA

Test automation

RF benchmarking

Data analysis

Education

Bachelor's degree in Electronics / Electrical Engineering / Telecommunications / Computer Engineering

Tools

R&S equipment

Keysight gear

Anritsu gear

Job description

Tech Mahindra in Fremont, California is seeking an RF Test Engineer to join an onsite team at the customer location, focusing on RF testing for wireless devices and 5G NR validation.

You will execute RF test plans, analyze results, and report findings using CSV and Tableau, collaborating with hardware and software teams.

The role requires strong hands-on RF testing experience, familiarity with 5G bands, and the ability to work independently after training.