Senior Embedded Firmware Engineer - Low-Power Wireless OTA

OpsSense Technologies Inc.; Lahore; On-site; PKR 1,000,000 - 1,800,000; Full time

Job summary

OpsSense Technologies Inc. is seeking an experienced firmware engineer to develop and maintain software for Vibra, Therma, Volta, Aqua, Presence, Trace sensors, and the OpsSense Edge gateway in Lahore.

You will optimize power budgets for multi-year battery life, implement robust wireless communication, and enable safe OTA updates for field fleets. The role requires 3+ years of embedded C/C++ experience on resource-constrained MCUs, proficiency with low-power design, and hands-on use of test

Qualifications

• 3+ years of embedded C/C++ development on resource-constrained microcontrollers.
• Hands-on experience with low-power design, sleep states, and battery budgeting.
• Experience with at least one wireless stack (BLE, LoRa, sub-GHz, or similar).
• Comfort with lab equipment — logic analyzers, oscilloscopes — and reading schematics.
• Discipline about testing firmware you cannot easily recall from the field.

Responsibilities

• Develop and maintain firmware for battery-powered wireless sensors and the Edge gateway.
• Optimize power budgets to hit multi-year battery-life targets without sacrificing data quality.
• Implement robust wireless communication, buffering, and retry behavior for unreliable industrial RF environments.
• Build over-the-air update mechanisms that are safe to run on a fleet in the field.
• Work with the ML team on on-device feature extraction and adaptive sampling.

Skills

Embedded C/C++

Low-power design

Wireless stack experience

Battery budgeting

Schematic reading

Tools

Logic analyzers

Oscilloscopes

Job description

OpsSense Technologies Inc. is seeking an experienced firmware engineer to develop and maintain software for Vibra, Therma, Volta, Aqua, Presence, Trace sensors, and the OpsSense Edge gateway in Lahore.

You will optimize power budgets for multi-year battery life, implement robust wireless communication, and enable safe OTA updates for field fleets. The role requires 3+ years of embedded C/C++ experience on resource-constrained MCUs, proficiency with low-power design, and hands-on use of test