Senior Baseband Hardware Engineer - ATEX/EMC Expert

Sepura; Cambridge; On-site; GBP 70,000 - 95,000; Full time

Job summary

Sepura Ltd invites a Senior Hardware Engineer to lead IS circuitry design for ATEX-certified products and contribute to the Baseband Hardware Team in Cambridge. You will drive microprocessor-based systems, power architectures, and audio amplifiers for mission-critical communication devices.

The role includes design verification, EMC validation, and producing detailed technical documentation to support customer deployments globally.

Qualifications

• ATEX-certified environment experience and intrinsic safety knowledge.
• Strong documentation skills for technical specifications and design descriptions.
• Expertise in microprocessor system design, power-supply requirements and low-power strategies.

Responsibilities

• Design intrinsic safety (IS) circuitry for ATEX-certified products, including identifying infallible connection requirements, applying current-limiting techniques for DC-DC converters, and ensuring compliance with temperature-classification and encapsulation standards.
• Developing advanced microprocessor-based systems, integrating sensors such as accelerometers, magnetometers, proximity detectors, gyroscopes, and barometers.
• Designing high-efficiency, low-power power-supply architectures for robust performance.
• Creating and validating audio amplifier designs up to 10 W.
• Conducting design verification and EMC validation to ensure compliance with standards.
• Producing high-quality engineering documentation and artefacts for modules and assemblies.

Skills

ATEX experience

Microprocessor design

Power supply design

Low-power design

IS circuitry

Audio amplifier design

EMC testing

Embedded Linux

Interfaces: I2S/I2C/UART/USB

Education

Bachelor's degree in engineering

Tools

None

Job description

Sepura Ltd invites a Senior Hardware Engineer to lead IS circuitry design for ATEX-certified products and contribute to the Baseband Hardware Team in Cambridge. You will drive microprocessor-based systems, power architectures, and audio amplifiers for mission-critical communication devices.

The role includes design verification, EMC validation, and producing detailed technical documentation to support customer deployments globally.