Validation Engineer

Hardware & Electrical397-NorthHybridFull Time

Parallel Wireless is hiring a Validation Engineer in Bristol, England (hybrid, full-time). Posted 11 October 2026. Apply directly on Parallel Wireless's own careers site — no account needed.

Apply at Parallel Wireless Save

Parallel Wireless is reimagining mobile networks with innovative, energy-efficient Open RAN solutions. Join us as we lead the future of telecommunications, driving innovation through green and sustainable networks. Learn more about our mission, vision and values.

We are looking for a Validation Engineer to join our Regression team, validating 2G, 4G, and 5G radio products, including O-RAN. The role includes turning the product roadmap into automated test scenarios and ensuring product quality, conformance, and timely delivery.

Job Responsibilities:

Execute 3GPP RCT and characterize RF subsystems (PA, LNA, filters, CFR, DPD) using Keysight or R&S equipment.
Develop measurement workflows for EVM, ACLR, sensitivity, noise figure, spectral emissions and linearity.
Root-cause RF issues with hardware, firmware and software teams, drive silicon bring-up, and give design teams actionable recommendations.

Job Requirements:

3+ years in wireless/radio validation; has led or mentored 6+ engineers and owned a complex test plan end to end.

Strong Python and shell, working C/C++; solid MAC/PHY knowledge of O-RAN, LTE or 5G.

knowledge on automating Keysight or R&S RF equipment, and RCT/E2E scenarios.

Familiarity with Kubernetes, and practical experience using AI in testing workflows (must-have).

Parallel Wireless is expanding the ecosystem for Open RAN with the GreenRAN™ energy-efficient Hardware-Agnostic technology. Deployed worldwide, our comprehensive 2G/3G/4G/5G Macro RAN solutions enhance network security while reducing operating expenses. As pioneers of Open RAN, we prioritize innovation, flexibility, and sustainability to help build a more connected, and green networks. Headquartered in the USA with global R&D centers, we are proud to serve over 60 customers worldwide and have been recognized with over 100 industry awards. Our mission is to accelerate GSMA’s Mobile Net Zero initiative by reducing TCO and driving innovation across the telecom ecosystem.Learn more at www.parallelwireless.com.

Parallel Wireless embraces diversity and equality of opportunity. We are committed to building inclusive and diverse teams representing all backgrounds, with a wide range of perspectives, and empowering industry-leading skills. We welcome and consider applications to join our team from all qualified candidates, regardless of their characteristics. We comply with all applicable laws and regulations on non-discrimination in employment (and recruitment), as well as work authorization and employment eligibility verification requirements.Parallel Wireless does not accept unsolicited resumes or applications from agencies or individuals. Please do not forward resumes to our jobs alias, Parallel Wireless employees, or any other company location. Parallel Wireless is not responsible for any fees related to unsolicited resumes/applications.

Listings are read directly from each employer's careers system (Greenhouse, Lever, Ashby, SmartRecruiters and Workday) and refreshed daily. hire.run never copies other job boards, and Apply always goes to the employer's own site.