Job Description

Embedded Systems Engineer - IoT Devices (Sensors & Automation)

Location:

Coimbatore, India

| Type: Full
time (On
site)

About Carbelim

Carbelim is a IIT-Madras and IIM-Lucknow Backed climate
tech start-up pioneering nature
based carbon
capture and utilisation (CCU) solutions powered by advanced micro
algae photobioreactors. We develop AI
driven systems that purify polluted air, capture CO
, and transform emissions into valuable bio
based products. Incubated by IIT
Madras and accelerated by IIM
Lucknow, we unite biotechnology, sustainable engineering, and urban design to build a cleaner, climate
positive future.

Why Join Us

Mission
driven hardware: build products that directly improve planetary health. End
to
end ownership: take ideas from concept to certified, field
ready devices. Small, expert team: collaborate with scientists, designers, and entrepreneurs who value curiosity and initiative. Fully equipped hardware lab (reflow oven, scopes, 3
D printer) and prototyping budget. What You'll Do Own the full lifecycle of sensor
rich IoT devices -- architecture, component selection, rapid prototyping, validation, certification, and pilot production. Integrate and calibrate environmental sensors (pH, dissolved
O
, turbidity/optical density, temperature, CO
, PAR) and design low
noise analog front
ends. Design electronics: schematics, multilayer PCBs, low
power and mixed
voltage circuits; run DFM/DFT and bring
up. Develop embedded firmware (C/C++ or Rust) including drivers, OTA updates, secure boot, and power
management features. Prototype, test, and certify hardware to functional, EMI/EMC, safety (CE/FCC/LVD), and IP
rating requirements. Collaborate with mechanical designers on enclosures, waterproofing, thermal management, and long
term bio
fouling mitigation. (Nice to have) Connect devices to AWS IoT / Azure IoT Hub / custom back
ends and build dashboards (Grafana, Node
RED).

Requirements (Must
Haves)

Minimum 2 years of professional experience in embedded systems development. B.E./B
Tech in ECE, EE, CSE, or related field. 2+ years shipping commercial embedded products from prototype to field deployment. Proven hands
on work with sensor integration and calibration (provide data, photos, or repo links). MCU expertise: ESP32
S3, STM32, nRF52, or similar. Strong analog/digital design & multilayer PCB Designing. Experience with wireless protocols and secure OTA updates. Comfort working

solo

,

communicating status

, and writing clear build/test documentation.

Nice to Have

AWS IoT / Azure IoT Core / GCP IoT integrations, Grafana dashboards. EMC pre
compliance testing, CE/FCC filing experience. Experience designing IP
65/66 enclosures or anti
fouling optical windows.

Soft Skills

Ownership mindset -- drive schedules, surface risks early, and unblock issues independently. Clear, concise communicator who documents designs and mentors interns/juniors. Passion for sustainability and real
world impact.

Compensation & Benefits

Competitive salary + ESOPs, health insurance. You will be placed on a six-month probation period, and all standard probation procedures will apply.

Important:

Please attach your

current company details

,

reason for looking out for a new role

, and your

current package

in the company. These are needed so we can be on the right track.

Location:

R & D and Production Center - No. 52, Prime Industrial Estate, Periyanaickenpalayam, Coimbatore, Tamil Nadu 641020

(
5 km from Periyanaickenpalayam), close to numerous PG accommodation options.

Interested in joining

Reply with the confirmation code

55

to indicate that you have reviewed these details and wish to proceed.

Working Hours:

9 a.m. - 8 p.m., Monday - Friday.

Key Responsibilities:

Establish and maintain the company's IoT laboratory. Provide technical leadership and oversee all IoT-related projects.

All the best

Job Types: Full-time, Permanent

Pay: ₹400,000.00 - ₹600,000.00 per year

Application Question(s):

Could you please share your current cost to company (CTC)
If selected, how soon would you be able to join us
We are looking for someone who can start at the earliest possible. On a scale of 1 to 10, how would you rate your proficiency in the following areas

1. IoT Hardware
2. Embedded Programming
3. Cloud knowledge (AWS IOT or similar services)

Please enter the confirmation code to confirm that you have read all the details and agree to proceed.
Work Location: In person

Speak with the employer

+91 7005192650