IoT Device Lead

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.

Role: Embedded Software Developer

Exp: 3-7yrs

Location: Noida

Work Mode: 5days 

Description:

1. Must be B.E./B.Tech./MTech. in Computer Science, IT or related software engineering degree.
2. Must have 3 to 7 years’ experience with strong experience of C system programming in embedded environment.
3. Must have relevant experience of IMS or Telephony domain.
4. Must have excellent S/W design Skills with proven experience of writing efficient code for embedded environment. 
5. Must have experience of Linux or RTOS S/W design programming.
6. Must have excellent debugging skills, good experience on analyzing network protocol Logs.
7. Must be conversant with embedded development tools, debuggers, Network protocol analyzers like Wireshark etc.
8. Must have hands-on experience & understanding of S/W Management Processes: Source Code Management, Unit/Integration Testing, Branch management, Feature Configuration etc.
9. Preferred to have experience on 4G/5G wireless protocol stack or WLAN SW development.
10. Preferred to have worked on Android based Smart Phone or embedded M2M/IOT projects .
11. Preferred to be from leading telecommunication, semiconductor or electronics ODM/OEM company background.
12. Strong Communication skills, Self-driven, Positive attitude & hardworking. 

• Design and implement software of embedded devices and systems from requirements to production and commercial deployment
• Design, develop, code, test and debug system software
• Review code and design
• Analyze and enhance efficiency, stability and scalability of system resources
• Integrate and validate new product designs
• Support software QA and optimize I/O performance

• Design, implement, and test production- grade core robotic software components possibly  including perception systems, motion planning systems, or command and control systems. • Design, implement, and test software integration components with other robotic platforms and  warehouse management systems 
• Design, implement, and test customer- specific software components 
• Develop testing frameworks and support testing for core software components • Develop logging and data analytics systems for deployments 
• Follow production- level code design and development processes including detailed  documentation, code reviews, and structured release processes

Want to work with an established & growing IT company? Join team Benison to have the right challenges that will help you accelerate your career growth to the next level, faster!   

Benison Technologies was started in 2011 with a mission to revolutionize the silicon industry in India, with a host of amazing big clients like Google, Cisco, McAfee, Intel, and so on, you get to experience the best of both worlds. If you consider yourself an engineer who is capable to join our ever-growing team, then this is the right opportunity for you:  

Why Benison Tech?   

We have a partial acquisition from one of the biggest names in the world (well we cant name them thanks to confidentiality) it’s one of the FAANG companies, and you can “Google” it if you like.  

Oh! & one more thing, this did not happen by accident, our team put a ton of efforts to turn this gigantic dream into a reality.  

Benison Tech has a consistent history of demonstrating growth through innovation time and again.   

We don’t stop there, we then re-invest our profits back into the initiatives for the growth of our people, our culture and the company. Now enough with us, let’s talk about the job roles & responsibilities:    

What you will be working on: 

• You will be working on the next generation network security products, on various public clouds. 
• In addition to development, you will also get your hands involved in the architectural changes while fixing the legacy issues. 
• Planning, designing, integration for network security platforms. 

• Key contributor for developing product strategies and features. 
• You will also work on specific modules to help BYOD setups perform in a streamlined manner. 

Here are some technical skills required:  

• Strong in kernel networking datapath, and TCP/IP stack.   

• Develop Linux Kernel Drivers.   
• Good exposure to Makefiles, and building RPMs.   
• Working to develop and test complex systems software, software development tools, applications, drivers, numerical methods, UIs, and web.    
• May work directly with companies developing and optimising compilers, operating systems, and other software technologies.   
• Designing & coding to support new features in the OS or Products.   

• Debugging kernel code.   
• Debugging customer issues.   
• Performance evaluation/improvement of Kernel Code.   
• Participate in production deployment and assist the production support group when needed.   

What we expect from you:  

• 3 Years of relevant Experience   
• In-depth working knowledge of Linux Operating System.   
• Excellent Linux system development debugging skills, including Linux kernel debugging.   
• Outstanding C development skills.   

• Good understanding of Networking L2 –L7 Protocols and network kernel driver.   
• Experience in porting from various Linux kernel versions.   
• Be a quick learner and be open to working on new technologies if needed.   
• Excellent team player with strong verbal & written communication skills.   
• Be able to step up when the situation demands such as meeting deadlines and critical production issues.   

• Work Independently with a skilled team while defining new system requirements based on custom interaction and inputs 

If the above fits your skill-sets and tickles your interest then read below about the additional benefits that our company offers to talented folks like you:  

Work Culture and Benefits    

• Competitive salary and benefits package  
  (H1-B which means a chance to work onsite out of India)   
• A culture focused on talent development where you get promoted within the quarterly cycle of your anniversary. 
• Opportunity to work with cutting-edge & challenging technologies including legacy tech. 
• Open cafeteria to grab some munchies while you work, we make sure the space feels like your second home, you can also wear pyjamas if you like.   
• Employee engagement initiatives such as project parties, flexible work hours, and long service awards, team bonding activities within the company, extra learning and personal development trainings, because why stop your learning at one thing!   

• Insurance coverage: Group term life, personal accident, and Mediclaim hospitalization for self, spouse, two children, and your parents. (With some of the best insurance partners in India)  
• Enjoy collaborative innovation (each members gets to innovate & think out of the box), along with highly experienced team managers who maintain diversity and work-life well-being.  
• And of course, you get to work on projects from some of the most recognised brands within the networking and security space of the world, unlocking global opportunities to learn, grow & contribute in a way that is truly impactful yet purposeful at the same time.  

Still not satisfied, and want more proof?  

Head to our website https://benisontech.com/">https://benisontech.com to learn more.  

• Design and implement software of embedded devices and systems from requirements to production and commercial deployment
• Design, develop, code, test and debug system software
• Review code and design
• Analyze and enhance efficiency, stability and scalability of system resources
• Integrate and validate new product designs
• Support software QA and optimize I/O performance
• Provide post production support
• Interface with hardware design and development
• Assess third party and open source software

• Proven working experience in software engineering
• BS degree in Computer Science or Engineering
• Experience in hands-on development and troubleshooting on embedded targets
• Solid programming experience in C or C++
• Proven experience in embedded systems design with preemptive, multitasking real-time operating systems
• Familiarity with software configuration management tools, defect tracking tools, and peer review
• Excellent knowledge of OS coding techniques, IP protocols, interfaces and hardware subsystems
• Adequate knowledge of reading schematics and data sheets for components
• Strong documentation and writing skills

• Looking engineers with 3 - 4 years of experienced embedded software and embedded Linux developers
• Design and implement Embedded Linux based applications
• Design and implement embedded software for telematics and IoT products
• Code review and optimization
• Develop board support packages for new hardware designs
• Provide customization and field support
• Closely work with the hardware development team

Requirements:

• BE/BTech in ECE, EEE or CS
• 3 - 4  years of experience in embedded software and embedded Linux development
• Good working experience in Linux applications and drive development
• Good C programming skills
• Good knowledge of OS programming
• Familiarity with configuration management tools
• Good communication skills