Embedded Engineer (LoRa & Linux)

Job Summary:

 We are looking for an experienced Embedded Software Developer with expertise in IEC 61850-based communication systems for embedded devices. The ideal candidate should have strong experience in Embedded C development, RTOS-based applications, and substation automation standards. The role involves developing, integrating, and maintaining embedded software solutions supporting IEC 61850 protocols while ensuring reliability, performance, and compliance with industry standards. 

Key Responsibilities 

● Develop embedded firmware using C and Embedded C for IEC 61850-enabled devices.

● Implement and maintain IEC 61850 communication stacks and data models. 

● Work with Logical Nodes (LN), Data Objects (DO), and Data Attributes (DA) as defined in IEC 61850. 

● Develop and validate SCL configuration files, including ICD, CID, and SCD files. 

● Develop networking applications using Ethernet and TCP/IP protocols. 

● Develop and maintain RTOS-based embedded applications using FreeRTOS or equivalent. ● Debug embedded applications using JTAG and SWD debugging tools. 

● Collaborate with hardware, firmware, and testing teams throughout the development lifecycle. 

● Perform code reviews, troubleshooting, and performance optimization. 

● Prepare technical documentation and support system integration activities. 

Required Skills 

● 5–7 years of experience in Embedded Firmware Development. 

● Minimum 1 year of hands-on experience with IEC 61850. 

● Strong programming skills in C and Embedded C. 

● Experience with RTOS concepts such as FreeRTOS or similar. 

● Experience debugging embedded systems using JTAG and SWD. 

● Strong understanding of the IEC 61850 data model, including Logical Nodes (LN), Data Objects (DO), and Data Attributes (DA). 

● Experience working with SCL files, including ICD, CID, and SCD. 

● Strong knowledge of Ethernet and TCP/IP networking. 

● Strong analytical, debugging, and problem-solving skills. 

● Willingness to work from Goa. 

Preferred Skills 

● Experience with substation automation systems and Intelligent Electronic Devices (IEDs). 

● Knowledge of power system communication protocols. 

● Experience with secure embedded software development practices. 

● Immediate joiners or candidates with a notice period of one month or less are preferred. 

Education Bachelor’s or Master’s degree in Electronics, Electrical Engineering, Embedded Systems, Computer Science, Computer Engineering, or a related field. 

Job Title: Embedded Firmware Engineer (RF Focus)

Location: Gurgaon, Haryana (On -site)

Employment Type: Full-Time

Experience: 3-5 years

We’re hiring an Embedded Firmware Engineer (3–5 yrs) with strong experience in Sub-GHz RF, LoRa/LoRaWAN, and IoT systems. The role focuses on firmware development, RF communication, and secure telemetry.

About Aaizel Tech

Aaizel Tech is a pioneering tech startup at the intersection of cybersecurity, AI, geospatial solutions, and more. We drive innovation by delivering transformative technology solutions across industries. As part of our dynamic team, you'll gain hands-on experience and learn from experts who are dedicated to pushing the boundaries of what's possible.

Responsibilities

• Develop firmware for STM32 (WL/H/L/F series)

• Design & implement Sub-GHz RF (403/433/868/915 MHz) systems

• Work on LoRa PHY/MAC & LoRaWAN stack (OTAA/ABP, uplink/downlink)

• Perform RF testing & debugging (RSSI, SNR, range testing, SDR/spectrum tools)

• Implement secure communication (AES-128/256, CRC/SHA)

• Develop drivers: UART, SPI, I2C, ADC, DMA

• Work with FreeRTOS (tasks, queues, ISRs, low power)

• Build communication stacks: RS485/Modbus, RS232, MQTT, TCP/IP, UDP

• Implement bootloader & OTA updates

• Debug using SWD/JTAG, logic analyzer, DSO

• Optimize for performance, power, and RF reliability

Requirements

• 3–5 years in embedded firmware + RF systems

• Strong in Embedded C, STM32CubeIDE, HAL/LL

• Hands-on with LoRa/LoRaWAN & Sub-GHz communication

• Understanding of RF fundamentals (link budget, interference, antennas)

• Experience in secure communication (AES)

• Good knowledge of FreeRTOS & industrial protocols (RS485/Modbus)

• Strong debugging skills (firmware + RF)

• Basic hardware/RF PCB understanding

Good to Have

• Experience with ChirpStack / TTN

• Knowledge of FSK/GFSK

• RF certification exposure (CE/FCC/ETSI)

How to Apply

• Please submit your resume, portfolio, and a cover letter outlining your relevant experience and how you can contribute to Aaizel Tech’s success.

𝐒𝐞𝐧𝐢𝐨𝐫 𝐒𝐭𝐚𝐟𝐟 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫 – Android Automotive (AAOS)

𝐄𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞: 4–10 𝐘𝐞𝐚𝐫𝐬

Mandatory skills: Android Automotive OS (AAOS/AOSP), Android Application Framework, System Services, Binder IPC (AIDL/HIDL), Java, C++, Automotive Infotainment, CAN/Ethernet, ASPICE (preferred)

𝐎𝐓𝐀 𝐅𝐫𝐚𝐦𝐞𝐰𝐨𝐫𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫

𝐄𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞: 5–10 𝐘𝐞𝐚𝐫𝐬

Mandatory skills: Automotive OTA Framework, C/C++, Embedded Linux, Uptane, FOTA/SOTA, A/B partitioning, Bootloader interaction, Secure OTA (PKI, SSL/TLS), CAN, UDS, DoIP

𝐓𝐞𝐥𝐞𝐦𝐚𝐭𝐢𝐜𝐬 𝐅𝐫𝐚𝐦𝐞𝐰𝐨𝐫𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫

𝐄𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞: 5–10 𝐘𝐞𝐚𝐫𝐬

Mandatory skills: Telematics/Connected Vehicle platforms, Embedded Linux, C++, 4G/5G, Wi-Fi, Bluetooth, GNSS, Vehicle Data, MQTT, HTTP/HTTPS, LwM2M, CAN, Ethernet, UDS.

Required Skills:

• 4+ years of experience in embedded software development.
• 2 - 4 years of hands-on experience in C/C++ programming.
• Knowledge of TCP/IP internals and common network protocols such as DHCP, DNS, IPV4/IPV6, NAT
• In-depth knowledge of Layer 2 and Layer 3 protocols (Ethernet, IP, TCP/UDP, MPLS, BGP, OSPF)
• In-depth knowledge of RDK-B architecture, TR-069/TR-181, and networking stacks
• Work on TR-069, TR-181 data models, and DOCSIS / DSL / GPON technologies
• Experience and knowledge on IEEE802.11/Wi-Fi protocols such as WPA, RADIUS, WPS, 802.11n/ac/ax/be, mesh networking

Desired Candidate Profile For Embedded Developer Role

1. Proficient in C language
2. Proficient in Linux application development, TCP/IP protocol, multi-threaded programming, basic encryption algorithm,
3. familiar with Linux system commonly used API and commands, proficient in basic debugging means and methods.
4. Proficient in STM32 and other SCM development, skilled in using Keil and other integrated development environment,
5. proficient in serial port communication programming, Bluetooth, GPIO, SPI, EEPROM and other development, proficient in basic debugging means and methods.
6. Have basic hardware skills and knowledge, can draw PCB and read circuit diagrams, can use an oscilloscope and other tools for debugging.
7. Familiar with embedded system, free-RTOS, RT-Thread, etc.
8. Fluency in both spoken and written English.

Lifespark Technologies is looking for individuals with a passion for impacting real lives through technology. Lifespark is one of the most promising startups in the Assistive Tech space in India, and has been honoured with several National and International awards. Our mission is to create seamless, persistent and affordable healthcare solutions. If you are someone who is driven to make a real impact in this world, we are your people.

Lifespark is currently building solutions for Parkinson’s Disease, and we are looking for an embedded software lead to join our growing team. You will be working directly with the founders on high impact problems in the Neurological Healthcare domain. You will be solving some of the most fundamental and exciting challenges in the industry and will have the ability to see your insights turned into real products every day

Responsibilities :

1. RTOS based multithreaded software development

2. Building future ready, scalable software architectures

3. Liasing with hardware team to decide project requirements

4. Realtime IoT functionality development on ESP32 platform

5. Integration of third party services for cloud based communications and computation

6. Maintaining and documenting software via git (GitLab)

7. Coordinating releases, setup and maintenance of CI/CD pipelines

8. Managing AWS based backend services, integration with AWS services such as S3,

Sagemaker

9. Firmware security, Flash encryption, Bootloader encryption, secure communications

10. Deep integration with hardware team - stress testing hardware

11. Development of device drivers

12. Software testing and maintenance

Recommended experience :

1. Good command over Linux

2. Familiarity with real time tasks and timing sensitive system design

3. Familiarity with BLE/Wifi/etc IoT communication protocols

4. Familiarity with major third party platforms for cloud and ML/AI integration

5. Testing actual physical outcomes of programmed solutions

6. Deep familiarity with ESP-IDF

Location : IIT Bombay, Mumbai

Working mechanism : In-person

Compensation range : 4-12 lpa + ESOPs

    Requirement analysis

·         Acquisition support (Technical analysis)

·         Automotive ECU software development

·         Diagnostic (UDS) function development

·         Software testing

·         Technical collaboration with internal/external development parties

FURIOUS FOX is looking for Embedded Developers with strong coding skills in C & C++ as well as experience with Embedded Linux.

Experience : (Minimum 7-10 yrs)

• Experienced in edge processing for connected building / industrial / consumer

appliances / automotive ECU

• Have a good understanding of IoT platforms and architecture

• Deep experience in operating systems eg: Linux, freeRTOS / kernel development/device drivers.

/ sensor drivers

• Have experience with various low-level communication protocols, memory devices, messaging

framework etc.

• Have a deep understanding of design principles, design patterns, container preparations

• Have developed hardware, OS abstraction layers, and sensor handlers services to manage various BSP, os standards

• Have experience with Python edge packages.

• Have a good understanding about IoT databases for edge computing

• Good understanding of connectivity application protocols and connectivity SDK for Wi-Fi and BT / BLE

• Experienced in arm architecture, peripheral devices and hardware board configurations

• Able to set up debuggers, configure build environments, and compilers and optimize code and performance.

Skills / Tools:

• Expert at object-oriented programming

• Modular programming

• C / C++ / JavaScript / Python

• Eclipse framework

• Target deployment techniques

• IoT framework

• Test framework

Highlights :

• Having AI / ML knowledge in applications

• Have worked on wireless protocols

• Ethernet / Wi-Fi / Bluetooth / BLE

• Highly exploratory attitude

• willing to venture in and learn new

technologies.

• Have done passionate projects based on self-interest.

• Firmware Design and Development experience on different micro-controllers.
  
• C/C++ programming
  
• Linux Commands Operating System Concepts
  
• board bring up, embedded software, Kernel Build, Yocto
  
• Shell scripting Networking Concepts Openwrt OS Concepts
  
• Must have good Communication and Presentable skills.
  
• Experience on any Wifi, Bluetooth, GSM modules is a plus.
  
• Design, develop, code, test and debug system software.