Semiconductor & Optical Test Lab Technician

Semtech; Stansted Mountfitchet; On-site; GBP 30,000 - 40,000; Full time

Job summary

A global semiconductor company is seeking a Semiconductor & Optical Test Lab Technician to support the assembly and maintenance of evaluation boards in Stansted. This role emphasizes hands-on lab work, equipment calibration, and inventory control in a collaborative R&D environment. The ideal candidate will have experience in a technical setting, strong attention to detail, and effective communication skills. The company fosters professional development through mentorship and rewards initiative, making this role an excellent opportunity for growth.

Qualifications

• Hands-on experience working in a technical or laboratory setting.
• Ability to carefully follow build procedures and maintain a clean lab environment.
• Friendly, collaborative attitude and effective communication skills.

Responsibilities

• Assemble evaluation boards for validation and customer use.
• Support calibration and servicing logistics of lab test equipment.
• Maintain and track inventory of lab consumables and components.
• Assist in maintaining a clean and productive R&D lab environment.

Skills

Attention to detail

Good communication skills

Ability to work independently

Friendly attitude

Tools

Microsoft Office (Excel, PowerPoint, Word, Teams, Outlook)

Job description

About Semtech:

Semtech Corporation (NASDAQ: SMTC) is a global supplier of high-performance analog and mixed‑signal semiconductor products, enabling innovative solutions across communications, industrial, and consumer markets. Headquartered in Camarillo, California, we operate in 14 countries with 33 offices worldwide. At Semtech, we combine global scale with an agile, innovation‑driven culture—empowering our teams to make meaningful impact.

Our Team in Stansted:

Join a highly motivated group of engineers with deep communications industry expertise. This team works closely with world‑class IC designers to develop cutting‑edge products for the high‑speed data communications sector. The role offers hands‑on lab work in a collaborative R&D environment that values technical excellence and precision.

Job Summary:

Semiconductor & Optical Test Lab Technician , you’ll support the assembly and maintenance of evaluation boards used for internal validation, customer testing, and trade show demonstrations. You’ll also play a key role in ensuring the efficient operation of a dynamic lab environment—including equipment calibration and inventory control.

Responsibilities:

• Assemble evaluation boards for validation and customer use, including: Ball and wedge wire bondingSurface‑mount soldering and connector installationPick‑and‑place of silicon die and BGA componentsOptical component alignmentDesign and 3D printing of mechanical components
• Support calibration and servicing logistics of lab test equipment
• Maintain and track inventory of lab consumables, components miro? & pages? and PCBs
• Assist in maintaining a clean, safe, and productive R&D lab environment

Minimum Qualifications:

• Hands‑on experience working in a technical or laboratory setting
• Strong attention to detail and ability to carefully follow build procedures
• Ability to work independently under pressure in a fast‑paced environment
• Friendly, collaborative attitude with good communication skills

Desired Qualifications:

• Experience assembling high‑speed optical and electrical PCBs
• Familiarity with equipment calibration cycles and service processes
• Experience in labs supporting testing of high‑speed semiconductor components
• Experience managing component and equipment inventories using databases
• Proficiency with Microsoft Office (Excel, PowerPoint, Word, Teams, Outlook)

Career Growth Philosophy:

At Semtech, we believe that innovation starts with people. That’s why we’re committed to empowering your professional development—through access to mentorship, learning resources, and a collaborative, idea‑rich environment. Our pay‑for‑performance culture rewards initiative, encourages growth, and celebrates meaningful contributions.

Join us, and be part of a team that’s building the future of connectivity—together.