Senior Applications Engineer

Location: ​ Burlington, ON, Canada ​

Our Team:

​ ​ ​ Semtech’s Signal Integrity Products Applications Team is a group of experienced, passionate and talented engineers tasked to support and deliver industry-leading integrated circuits. The Applications Team provides innovative solutions to enable Data Center and Mobile Transport markets. We enable our customers and partners to achieve a new standard of product performance, overcoming complex problems in their system to accelerate their time to market.

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Job Summary :

​ ​ ​ The Senior Applications Engineer is a seasoned individual contributor and a cornerstone of the applications team. Operating with a planning horizon of 6 to 12 months, this role is assigned to a specific product and is expected to independently plan, lead, and execute against it — delegating sub-tasks where appropriate and overseeing their completion. The Senior Engineer is the primary technical point of contact for customers on their assigned product, sets up and chairs customer calls, attends and demonstrates products at external events, and is recognized by customers as a trusted and knowledgeable resource. This level represents full mastery of the applications engineering discipline — a seasoned professional who has earned their expertise and can be relied upon to drive results independently.

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Responsibilities :

​ ​ 1 . NPI Project Support & Product Ownership ( 50 %)

​ This role carries ownership across t wo interdependent NPI workstreams: internal infrastructure and test tooling, and on-board copper application support for the CopperEdge product portfolio. The Senior Engineer is expected to independently plan, execute, and deliver across these areas while acting as the technical bridge between hardware, applications, and software teams.

​ a ) Infrastructure & In-House Test Equipment Firmware

​ Design and develop firmware for in-house test equipment and infrastructure solutions used across the applications and NPI lab environment, with a focus on reliability, repeatability, and ease of use.

​ Work with the broader applications team to define internal tooling requirements, translating together with third part silicon partners , lab workflow needs into embedded firmware features that enable test and measurement at next generation nodes.

​ b ) On-Board Copper — CopperEdge Product Portfolio Support

​ Serve as the applications engineering lead for on-board copper applications within the CopperEdge product portfolio, independently defining test strategies and validating system-level performance across relevant host and module configurations.

​ Develop and execute signal integrity characterization and compliance testing for on-board copper channels, interpreting S-parameters and link budget data to provide actionable guidance to customers and internal teams.

​ Partner with customers on CopperEdge design-in activities, providing pre-sales technical support, performance characterizations, and design optimization recommendations across their on-board copper application environments.

​ Accurately identify application risks, estimate task timelines, and develop project plans that ensure NPI deliverables are met on schedule; communicate status and risks clearly to both internal and external stakeholders.

​ Contribute ideas to improve test automation and tooling for on-board copper characterization, and develop technical collateral — application notes, test reports, and design guides — that accelerate customer adoption of the CopperEdge portfolio.

​ Independently structure problems, challenge results, and recommend solutions based on evidence, with a strong focus on real-world application fit across data center and high-speed interconnect environments.

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​ 2 . Customer Support & Relationship Management ( 2 5%)

​ Serve as the primary point of contact for customers on the assigned product, setting up and chairing customer calls and acting with the confidence and authority of a trusted technical advisor.

​ Independently lead root cause analyses to recreate and resolve customer issues, providing complete and timely technical solutions that defend and drive revenue.

​ Attend and demonstrate Semtech products at external events including customer sites and industry tradeshows, representing the company with professionalism and technical depth.

​ Prioritize tasks across NPI projects and customer support issues efficiently, communicating timelines clearly and making informed decisions about trade-offs even with limited information.

​ Collaborate with FAEs and sales teams to provide pre-sales technical support including product demonstrations, performance characterizations, and feasibility assessments.

​ Support customer qualification testing by providing test procedures, interpreting results, and recommending design optimizations; communicate findings clearly to both technical and non-technical stakeholders.

​ Create technical customer collateral — test reports, application notes, and design guides — that are accurate , well-structured, and useful to a range of customer audiences.

​ Develop strong relationships with key customer stakeholders, building trust through consistent technical excellence and reliable follow-through.

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​ 3 . Industry & External Engagement ( 10%)

​ Attend conferences and tradeshows to represent Semtech, demonstrating products, addressing technical questions, and building relationships with customers and ecosystem peers.

​ Develop working knowledge of relevant industry standards — including Ethernet, OIF, and IEEE specifications — and apply this knowledge to guide customers through compliance and interoperability challenges.

​ Participate in interoperability events and multi-vendor testing scenarios to validate Semtech’s solutions in real-world ecosystem environments.

​ Begin building an external professional network that provides visibility into customer needs, competitive developments, and emerging application trends.

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​ 4 . Mentorship & Team Leadership ( 15%)

​ Provide leadership at the applications team level for the assigned product, including guiding Staff Engineers through complex tasks and helping them develop both technical and customer-facing skills.

​ Independently lead tasks without requiring support, and serve as a reliable resource that other team members can turn to for guidance on product-specific questions.

​ Build trust and constructive relationships within and beyond the applications team through consistent, high-quality work and open, honest communication.

​ Communicate and present clearly and effectively to a range of audiences, including explaining technical concepts to non-technical stakeholders such as sales, marketing, and customer program managers.

​ Effectively advocate for customer needs and product improvements in internal forums, ensuring that the voice of the customer is well-represented in NPI and roadmap discussions.

​ Thrive in a dynamic and changing environment, demonstrating adaptability and composure when priorities shift or new challenges arise.

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Travel Requirements:

​ ​ ​ This role requires domestic and international travel approximately once per quarter. Travel may include any combination of the following:

​ Conference and tradeshow attendance to represent Semtech, demonstrate products, and engage with the broader industry ecosystem (e.g., OFC, ECOC, CIOE, OCP).

​ Interoperability and multi-vendor testing events to validate Semtech’s solutions in real-world customer and partner environments.

​ On-site customer visits for technical promotion, pre-sales demonstrations, product qualification support, or hands-on debug of critical field issues.

​ Internal training sessions, team off-sites, or cross-functional planning meetings at Semtech facilities.

​ While travel is not expected to be frequent, the ability and willingness to travel on short notice when customer or