# Senior Device Product Engineer at Plessey Semiconductors

> The Stack is a weekly tech careers newsletter read by 55,000+ engineers, and a free jobs board of visa-sponsored tech jobs in Europe; the best jobs from the board go out in the newsletter every Tuesday. This is one job from the board.

> Responsibilities: - Plan and execute electrical and optical

- **Company:** Plessey Semiconductors (https://jobs.trythestack.co/companies/plessey-semiconductors)
- **Location:** Plymouth, GB, United Kingdom
- **Work arrangement:** On-site
- **Employment type:** Full-time
- **Experience level:** 5–10 years
- **Visa sponsorship:** Offered, according to the listing
- **Key skills:** Electrical Characterisation, Optical Characterisation, Device Physics, Semiconductor Manufacturing, JMP, MATLAB, Python, Probe Stations, Accelerated Life Testing, Reliability Studies, Failure Analysis, Yield Learning, Data Analysis, III-V Semiconductors, Optoelectronic Devices, Thermal Characterisation
- **Posted by employer:** 2026-06-17
- **Added to The Stack:** 2026-06-18
- **Status:** May no longer be active (posted more than 60 days ago)
- **Apply:** https://plessey.pinpointhq.com/en/postings/3b08c31d-55c4-451c-abdd-6fdc39837825 (the employer's own application page)
- **Human page:** https://jobs.trythestack.co/jobs/senior-device-product-engineer-plessey-semiconductors

## About the role

Responsibilities:
- Plan and execute electrical and optical characterisation of devices and arrays to measure IV behaviour, optical output, uniformity and efficiency.
- Operate manual and semi-automated probe stations to validate device behavior and bridge lab-to-production results.
- Lead accelerated life testing and reliability studies; investigate degradation pathways and failure mechanisms.
- Analyse large probe and test datasets (JMP, MATLAB, Python) to identify yield trends and performance variation.
- Translate data into actionable engineering recommendations and communicate findings to R&D and production teams.
- Develop and refine measurement methods, test strategies and end-of-line verification processes.

Requirements:
- 6+ years in the semiconductor field, with at least 2 years in Device/Product Engineering within a manufacturing environment.
- Strong background in device physics, measurement techniques and hands-on probing/characterisation.
- Proficiency in data analysis tools (JMP, MATLAB or Python) and working with large experimental datasets.
- Experience in reliability testing, failure analysis and tracking long-term stability trends.
- Proactive problem-solving, strong communication skills; stress-testing/thermal characterisation and III–V/optoelectronics experience are advantageous.

## Responsibilities

Drive the electrical and optical characterisation of devices and arrays to optimize performance and yield. Lead reliability studies and failure analysis to translate complex datasets into actionable engineering insights.

## Requirements

Requires over 6 years of semiconductor experience, including at least 2 years in a Device or Product Engineering role within manufacturing. Must possess strong skills in device physics and analytical tools such as JMP, MATLAB, or Python.

## FAQ

- **Is this Senior Device Product Engineer  role still open?** It was posted on 2026-06-17. Listings more than 30 days old may no longer be active, so check  Plessey Semiconductors's site before applying.
- **Does  Plessey Semiconductors offer visa sponsorship?** This listing is marked as offering visa sponsorship. Eligibility rules are set by the employer, so check the details on  Plessey Semiconductors's site.
- **Where is this role located?** The listing gives the location as Plymouth, GB, United Kingdom. It is marked on-site.
- **What skills does this role ask for?** The listing names: Electrical Characterisation, Optical Characterisation, Device Physics, Semiconductor Manufacturing, JMP, MATLAB, Python, Probe Stations, Accelerated Life Testing, Reliability Studies, Failure Analysis, Yield Learning, Data Analysis, III-V Semiconductors, Optoelectronic Devices, Thermal Characterisation.

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## Notes for agents

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