Senior Staff Engineer, Validation

Sierra Wireless; Manuden; On-site; GBP 50,000 - 70,000; Full time

Job summary

A global technology company is seeking a Senior Staff Validation Engineer in Stansted, UK. The role focuses on RF lab testing, high-speed digital semiconductor validation, and optical component characterisation. Candidates should possess a BSc/MSc in EE/ECE and thrive in a fast-paced R&D environment. This position offers growth opportunities in a collaborative culture championed by innovation.

Qualifications

• Able to work under pressure in a highly paced, dynamic R&D environment.
• Excellent team-player who interacts positively and shares knowledge.
• Good interpersonal and communication skills.
• Capable of self-study/training/learning.

Responsibilities

• Participate in new product design meetings and drive test features.
• Collaborate with designers and engineers throughout the NPI cycle.
• Create validation and characterisation reports.
• Generate test equipment automation software using Python.

Skills

Hands-on experience in RF lab testing

High-speed digital semiconductor validation

Optical component characterisation

Analytical and problem solving skills

Proficiency in Python or similar automation software

Education

BSc/MSc in EE/ECE or HNC/HND

Tools

Cadence Allegro

Job description

Location: Stansted, UK

Job Summary

We’re looking for a driven and detail-oriented Senior Staff Validation Engineer with deep hands-on experience in RF lab testing, high-speed digital semiconductor validation, and optical component characterisation.

If you thrive in a fast-paced lab environment and enjoy tackling real-world engineering challenges at the forefront of global connectivity, this is your chance to make a real impact. You’ll be joining a forward-thinking team that’s shaping the future of data communication technology.

In this role, you’ll be a key contributor throughout the New Product Introduction (NPI) cycle—helping to define design requirements, develop validation strategies, and ensure that every product meets the highest performance standards.

At Semtech, our core values—curiosity, collaboration, and integrity—are more than just words; they’re embedded in everything we do. We\'re excited to find someone who shares that mindset and is ready to bring their expertise and energy to a team that values innovation and technical excellence.

Responsibilities

• Participate in new product design meetings and drive test features required for the successful evaluation of new products.
• Validation solution development for new products (software/hardware/documentation).
• Actively participate in the product development teams throughout the NPI cycle.
• Collaborate with designers, product, test and applications engineers.
• New product bench evaluation and characterisation.
• Identification of bench-top test equipment for the validation of new products.
• Creation of validation and characterisation reports.
• Drive validation and characterisation review meetings.
• Generation of test equipment automation software using Python.

Minimum Qualifications

• BSc/MSc in EE/ECE or HNC / HND with equivalent work experience.
• Able to work under pressure in a highly paced, dynamic R&D environment.
• Positive and friendly attitude.
• Excellent team-player who positively interacts and shares knowledge.
• Good interpersonal and communication skills.
• Capable of self-study/training/learning.
• Proven analytical and problem solving skills.
• Innovate and creative and attention to detail.

Desired Qualifications

• Proven experience in testing of high speed optical components, IC’s or modules.
• Proven experience of making high speed measurements in a lab environment on products operating at data rates of 25Gbit/s and above.
• Python or similar automation software.
• Data communication hardware design/debugging or RF hardware design/debug experience.
• Hardware design and debugging techniques.
• Demonstrated knowledge of high speed signal integrity, schematic entry / PCB Layout using Cadence Allegro.
• Experience in Excel, PowerPoint, Word, and data analysis tools.

Career Growth Philosophy

At Semtech, we believe that innovation starts with empowered individuals. That’s why we’re committed to your professional development—offering access to resources, mentorship, and a collaborative environment where ideas thrive.

We champion a pay-for-performance culture that rewards initiative, fosters growth, and celebrates your impact on the business. Join us, and let’s shape the future of connectivity together.