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A part of global technology organization Tietoevry, MentorMate creates durable technical solutions that deliver digital transformation at scale by blending strategic insights and thoughtful design with brilliant engineering. With mature and established practices in enterprise web and mobile development, quality engineering, technical architecture, human-centered design, cloud, DevOps, data, and analytics, the company provides its people with the opportunity to work on impactful, global projects for recognizable brands. We value every team member and share our success through flexible working models, competitive pay and benefits, and advancement opportunities in a team of thousands of experts located around the globe.
About the role
As a Senior RF Engineer, you will join a Tier 1 Telecom Provider focused on indoor and outdoor small cell applications for 3G, 4G, and 5G carriers. Our products are deployed with major clients like AT&T and T-Mobile, with new trials starting in 2025 and a roadmap for new hardware designs.
You will be a key member of the AIOSC Small Cell hardware support team, responsible for designing and testing outdoor small-cell products, ensuring compliance with regional regulations, and optimizing RF performance. Your role includes sustaining engineering for hardware designs, resolving circuit issues, conducting verification testing, and collaborating with ODMs and software teams on next-generation products and integrations.

Responsibilities

• Be key member of the AIOSC Small Cell HW support and feature team
• Design and test skills specifically related to outdoor small-cell products
• Expertise with FCC/CE/ICS Regional Regulatory Compliance testing to ensure Small Cell products meet required specifications
• Expertise with L1 Physical Layer Expertise that can handle RF Optimization of Outdoor Small Cells in FFA Field Trials
• Sustaining / current engineering for the hardware (HW) designs (RF, Digital, Power, Thermal, Mechanical) of the Small Cell assets produced by Original Design Manufacturers (ODMs)
• Working with system architecture teams on the HW design for future next generation 5G Small Cell products. Work with ODM Design teams on new indoor and outdoor Small Cell variants of existing platform
• Isolate and fix RF, Digital, Mechanical and/or Power circuit issues found by end customer, field test teams and by internal test teams such as OTA, FI and ST
• Complete unit level and design verification testing of all HW design changes
• Work with 3rd party hardware suppliers to integrate their products into Small Cell designs.

Requirements

• 10+ years experience in Hardware Product Design (RF, Digital, Power, Thermal and Mechanical) for Wireless Telecommunications Indoor and Outdoor Small Cell products
• Good communication and documentation skills
• Ability to work independently and also work effectively within a team
• Ability to work closely with ODM Factory Design, Product Management, Customer and Field Support teams.
• Experience in Lead Radio Hardware Design and Development roles (RF, Digital, Mechanical, Power).

• Be key member of the AIOSC Small Cell HW support and feature team
• Design and test skills specifically related to outdoor small-cell products
• Expertise with FCC/CE/ICS Regional Regulatory Compliance testing to ensure Small Cell products meet required specifications
• Expertise with L1 Physical Layer Expertise that can handle RF Optimization of Outdoor Small Cells in FFA Field Trials
• Sustaining / current engineering for the hardware (HW) designs (RF, Digital, Power, Thermal, Mechanical) of the Small Cell assets produced by Original Design Manufacturers (ODMs)
• Working with system architecture teams on the HW design for future next generation 5G Small Cell products. Work with ODM Design teams on new indoor and outdoor Small Cell variants of existing platform
• Isolate and fix RF, Digital, Mechanical and/or Power circuit issues found by end customer, field test teams and by internal test teams such as OTA, FI and ST
• Complete unit level and design verification testing of all HW design changes
• Work with 3rd party hardware suppliers to integrate their products into Small Cell designs