Sr. Manager – System Hardware

Senior hardware engineer - Power electronics

Experience: 5 to 10 years experience

Job Location: Pune

Job Description:

• Design, simulate, and develop a variety of power electronic circuits, including AC-DC, DC-DC converters
• Develop schematics using CAD tools such as Mentor and Altium and collaborate with PCB engineers on layout development.
• Support simulation activities using tools LTspice, or similar, helping to build and analyze design.
• Participate in the prototyping and testing of power electronic circuits and components under guidance.
• Help with the assembly and validation of test setups and perform measurements in the lab.
• Assist in the documentation of design details, test procedures, and results.
• Gain exposure to relevant industry standards and regulatory requirements for power electronics.
• Collaborate with other engineering disciplines to understand system-level requirements and interactions.
• Contribute to root cause analysis of issues encountered during testing or production under supervision.

Experience and Qualifications:

• B.Tech/M.Tech with specialization in Electrical or Electronics Engineering.
• Overall Experience of 5-10 Years.
• Specific experience of 2-4 years of experience in the design and development of power electronic systems like DC-DC converters or chargers.

Must Have Competencies:

• Proficiency in electric circuit design and analysis involving power devices, gate drivers and passive elements.
• Good understanding of common topologies for power converters and inverters.
• Proficiency in Microcontrollers and peripherals like PWM, ADC etc.
• Hardware and firmware debugging skills for troubleshooting.

Good to Have Competencies:

• Experience with non-idealities in power electronic devices like diodes, MOSFETs, transformers and inductors.
• Knowledge of layout and how it impacts performance.
• Knowledge of EMI/EMC compliance and safety standards like UL, VDE, IEC, or BIS.
• Proficiency in simulation and design tools such as LtSpice, PSIM, MATLAB, Allegro, or Hyperlynx.

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.

Job Title

Hardware Engineer

Job Summary

We are seeking a Hardware Engineer to design, develop, and support low-power electronic hardware systems, from concept through production. The role involves schematic design, PCB layout, component selection, and collaboration with firmware and mechanical teams to deliver reliable and manufacturable hardware solutions.

Key Responsibilities

·        Design electronic circuits and develop schematics and PCB layouts

·        Select components based on performance, power, cost, and availability

·        Develop and review battery-operated designs

·        Ensure designs meet electrical, thermal, and reliability requirements

·        Support hardware bring-up, debugging, and validation

·        Prepare BOMs, Gerbers, and manufacturing documentation

·        Work closely with firmware, and testing team

·        Review and improve designs for DFM/DFA and production readiness

Required Qualifications

·        Bachelor’s degree in Electronics Engineering, Electrical Engineering, or related field

·        Strong understanding of analog and digital electronics

·        Experience with PCB design tools (Altium, KiCad, Eagle, or similar)

·        Familiarity with microcontrollers and embedded systems

·        Ability to read datasheets and apply reference designs

·        Basic knowledge of EMI/ESD protection and signal integrity

Preferred Qualifications

·        Experience with low-power or battery-operated hardware

·        Exposure to IoT devices, sensors, or communication modules

·        Experience supporting prototype to production transitions

·        Knowledge of manufacturing and testing processes

·        Ability to document designs clearly and professionally

Experience Level

·        2+ years

Soft Skills

·        Strong problem-solving skills

·        Ability to work independently and in cross-functional teams

·        Good communication and documentation skills

Requirements:

• Strong C/C++ programming and debugging skills in a Linux environment.
• Experience with Design Patterns, ACE Framework, and Socket Programming.
• Experience in Multi-threaded software development for Multicore Architectures.
• Experience in VOIP application development, preferably on client/server platforms.
• Understanding of system performance and scaling.
• Experience in embedded software development.
• Excellent problem solving/debugging skills design, develop, troubleshoot and debug.
• Software programs for databases, applications, tools, networks etc.

• 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.

Responsibilities and Duties
The team leader will be leading a team of Hardware engineers, firmware and testing engineers. Being a team leader, you will primarily be responsible for fast and accurate delivery from the team which might even include handholding of team members whenever needed. Embedded team would be responsible for the following:
Hardware Design including

• Circuit design as per design requirements
• Schematic capture in the tool
• CAD layout
• QA/QC/functional testing
• PCB assembling and rework
• Lab inventory management
• Component procurement.

Firmware Design Including

• Firmware Design and architect
• Software Development
• Firmware Testing
• Code management over svn

Other Responsibilities

• The team leader would also be responsible for architecting the system, creating detailed design documents as per requirement and maintaining quality control of all the deliverables.
• The team leader would also be required to create a detailed test plan and list of test cases to be executed and if needed, create proper environment for the same.
• Ownership of the ‘ground up’ design and architecture of embedded software for real time applications.
• Decomposition of designs in to structured modules/functions ready for implementationby yourself and the team.
• Hands on development in C of new ARM based embedded software for a range of products currently under development
• Ensure quality of software using appropriate methods(Code Review, Static Analysis, Unit Test etc.) and application of suitable Coding Standards
• Maintain, update and enhance existing embedded software written in C
• Documentation of software products, development and execution of test plans
• Work closely with other members of the engineering team to assist with the correct choice of processors and supporting hardware

Required Experience, Skills and Qualifications

• Experience of 8+ years in field of embedded systems designing and developement.
• Familiar with usage of various LAB instruments.
• Strong fundamentals of electronics (Digital and analog) are must.
• Well versed with circuit designing and HW debugging
• Analog and Digital Circuit designing: familiarity with micro-controllers, memories, communication interfaces, op-amps, comparators, relays, inductors and capacitors, Handling EMI and Noise issues associated with circuits.
• Understanding of BLE protocols will be required.
• Understanding of scientific methodologies of experimentation, data-gathering and interpretation and hypothesis.
• Understanding of basic architecture, debugging of sensors.
• Experienced in embedded-C coding, memory allocations.
• Experience with any RTOS designing preferably with FreeRTOS at least with Semaphores, SW Timers, synchronisation and event handlings, task handling and prioritization.
• Understanding of micro-controller architecture, programming and debugging methodologies, interrupt-handling.
• Experience with any of the IDEs and debuggers for ARM architecture.
• Basic understanding of assembly programing of ARM architecture
• Understanding of basic peripherals like UART, CAN, I2C, Timers, Counters, PWMs, ADCs, DAC.
• Experience/knowledge in IoT devices (sensor, gateway, cloud) handling.
• Familiarity with CAD tools for schematics and layout generation.
• Experience on MS-Office.
• Familiarity in understanding and creating various test plans and documents.

General Skills Needed/ Requirements:

• Strong knowledge of components and should be able to suggest the team with right componenet
• Candidate must have a knack to use his/her technical knowledge to give it back to society.
• Candidates passionate to bring a change in society will be preferred with no compromise on pay check.
• Candidates must be open to work with communities to get feedback on product features so that products are best fit for social upliftment.
• Candidates must be open to travel to needy communities and should not hesitate to get his/her hands dirty to bring a change to the communities.
• Candidates must find associated with the cause and mission of the company.
• Open to work in open startup culture and give his/her 100%.
• Analytical reasoning and fact-based brainstorming capabilities will be highly preferred.
• Ready to relocate to Gurugram.
• Occasional field visits.

∙ Computer Science related Bachelor's Degree or equivalent experience 

∙ Min 2 years of experience on GCP / AWS / Azure cloud system ( Overall 5+ years of experience) 

∙ Familiarity with LAMP stack technologies, experience supporting 

∙Must be capable of working on Linux System. 

∙ Familiarity with SQL, Apache, File storage, Load Balancers and Agile methodologies ∙ Knowledge of shell scripts, Linux system administration. 

∙ Strong DNS management and automation background 

∙ Strong scripting (bash, php, perl) skills 

∙ Good understanding of TCP/IP networking and troubleshooting 

∙ Clear communication and documentation of projects and procedures 

∙ Strong problem solving skills 

∙ Demonstrated ability to manage timelines, dependencies, deliverables, milestones and resource allocation and management in projects. 

∙Strong Cloud Architecture experience. 

∙Cloud Security 

∙Added Advantage with knowledge of Microservices/API/ Queue systems 

∙knowledge of cloud computing technologies and current computing trends. ∙Understanding and willingness to embrace CI/CD and automation tooling such as Jenkins and GIT 

Responsibilities: 

∙ Set up technical server infrastructure, providing technical assistance to development teams, monitoring site performance, and troubleshooting issues when they arise.

∙ Set up and maintain a development server environment and a live server environment with a process for testing and deploying changes to live sites. 

∙ Take an active role in designing, implementing and maintaining a scalable and robust enterprise server environment. 

∙ Administer Apache web server, Load balancer and MySQL Server 

∙ Work on System Security and IPTable configuration 

∙ Optimize servers for high traffic, security, and other system issues. ∙ Evaluate and propose new or improved system architecture. 

∙ Document system configuration, processes, and procedures. 

∙ Share responsibility with team members for rotating on-call duties.