Embedded Developer

Role: Senior MCAL Engineer 

Location: Ahmedabad (On-site) 

Experience: 7–10 Years 

Type: Full Time 

About company 

Requisimus is an IT consulting and service organization headquartered in Germany. With over 25 years of expertise and global presence, we are committed to customer excellence and focused in addressing niche areas of product engineering, process consulting and software development in automotive, railways, production automation, data management and business IT domains. Requisimus, India incubated since 2023, is focused on providing consulting and engineering services for embedded product development and software solutions. 

Job Summary 

We are seeking experienced Senior MCAL Engineers with 7–10 years of expertise in AUTOSAR Classic Platform development for automotive ECUs. The ideal candidate will possess strong hands-on experience in MCAL development, configuration, integration, and AUTOSAR BSW integration on Infineon AURIX (TC3xx/TC4xx) microcontroller platforms. The role requires strong Embedded C programming skills, software integration expertise, and adherence to Automotive SPICE and quality standards while working with global engineering teams. 

Key Responsibilities 

MCAL Development & Configuration: Configure and integrate AUTOSAR MCAL modules for automotive ECU projects. 

AUTOSAR BSW Integration: Integrate MCAL with AUTOSAR Basic Software (BSW), ECU Abstraction Layer and RTE. 

Software Development & Validation: Develop embedded software using C language and perform testing/debugging. 

Process Compliance & Quality: Follow Automotive SPICE and MISRA-C guidelines. 

Technical Leadership & Collaboration: Mentor junior engineers and collaborate with global teams. 

Required Skills & Experience 

Bachelor's or Master's degree in Electronics, Electrical Engineering, Computer Science, or a related field. 

7–10 years of experience in Automotive Embedded Software Development. 

Strong experience in AUTOSAR Classic Platform development and integration. 

Hands-on experience with MCAL modules such as MCU, PORT, DIO, ADC, GPT, ICU, PWM, WDG, SPI, CAN, LIN, FLS, and FEE. 

Good understanding of AUTOSAR architecture, including MCAL, ECU Abstraction Layer, BSW, and RTE. 

Experience in ECU bring-up, board support package integration, and software integration activities. 

Strong Embedded C programming and debugging skills. 

Experience in root cause analysis and troubleshooting of embedded software issues. 

Hands-on experience with Infineon AURIX microcontrollers (TC3xx, TC4xx). 

Knowledge of multicore architectures and software development on AURIX platforms. 

Experience with AUTOSAR configuration tools such as EB Tresos, Vector DaVinci Configurator, or equivalent. 

Strong understanding of automotive communication protocols such as CAN, LIN, and SPI. 

Experience with software configuration management tools such as Git and Bitbucket. 

Experience with defect and change management tools such as Jira. 

Good to have 

Exposure to ISO 26262 Functional Safety projects. 

Experience with Vector CANoe and CANalyzer. 

Knowledge of automotive diagnostics and bootloader development. 

Experience with Ethernet and automotive communication stacks. 

Python scripting for automation and tooling activities. 

What We Offer 

Opportunity to work on cutting-edge automotive software programs for global customers 

Exposure to AUTOSAR Classic Platform and Infineon AURIX TC3xx/TC4xx technologies 

Collaborative and dynamic engineering environment 

Learning and development opportunities 

Technical leadership and career growth opportunities 

Role: Senior PLC Developer

Location: Pune

Experience: 3-7 years

About company:

Requisimus is Germany headquartered, IT consulting and service organization. With over 25 years of expertise and global presence, we are committed to customer excellence and focused in addressing niche areas of product engineering, process consulting and software development in automotive, railways, production automation, data management and business IT domains.

Job Summary

We are seeking a skilled and proactive PLC engineer with good aptitude in programming.

Candidate should be flexible to work on PLC and eager to learn Embedded software in future.

Key Responsibilities:

• Strong PLC programming skills in Functional Block Diagram, Ladder Programming, Structured Text and SFC

• Good knowledge of UML diagrams

• Good understanding of Communication protocols over Ethernet.

Good to have:

• Good Communication Skills and Exposure to international customer.

• Experience or knowledge in Software version control tools eg. Git, SVN, etc.

• Eager to learn Embedded C, Firmware development, etc.

• Providing solutions to issues related to the connection of networks and platforms

Primary skills:

At least 3+ years of working experience on embedded firmware development

- Experience in multithreaded programming, network programming (wired and wireless protocols), real-time programming, cross-platform and cross-language development

- Hands-on experience on driver development for various sensors

- Working knowledge of communication protocols like UART, I2C, SPI, USB, Ethernet, etc

- Product development experience with range of microcontroller/microprocessor architectures, adoption of bare-metal, RTOS and Linux operating systems on new platforms

-Hands-on experience on software development in Bluetooth domain is added advantage

- Experience with hardware lab equipment such as digital scope, logic analyser and JTAG

- Understanding of embedded development constraints and system performance

- Experience with programming in C/C++ and Embedded C

• 32-bit Microcontroller knowledge is essential (ARM Cortex based micro-controllers (STM32).
• Esp32 architecture knowledge is essential.
• Strong experience in C, C++, Free-RTOS
• Strong experience in CUBEMX IDE, MDK Version 5 – Keil, Arduino IDE environment
• Good knowledge in HW and communication protocols like CAN, SPI, UART, I2C, USB 
• Good knowledge in TFT Displays and Sensors is added advantage
• Good knowledge of implementation of motor controls as required, pulse width modulation schemes (PWM).
• Good knowledge of power electronics (TRIACs, MOSFETs, IGBTs, gate drivers) and require protections (Over/under voltage/current).
• Document firmware designs, specifications, test plans, revisions and produce test reports

Position Overview:

This position is part of highly skilled fimrware team that do software board bring up of bare silicon for next generation products. In order to write system software for embedded electronic products, this position requires academic background in electronics engineering to understand hardware concepts such as digital logic, schematics, and microprocessor communications to develop effective embedded software.

Candidate should have complete knowledge of Software development cycle from architecture definition to the implementation.

Responsibilities:

• Must wear multiple hats from analyzing field and factory reported issues to software integration.
• Be a liason for troubleshooting and debugging complex systems and identifying the root cause.
• Develop detailed design documents and customer facing application notes for the system and IOT features for Mobile routers.
• Act as a product lead and be part of bigger team in software bring up.   
• Ability to work on Low level software such as bootloaders and understanding of low level functional blocks is a must.
• Work on Linux kernel and configuration.
• Write or port device drivers for Ethernet, USB, GPIO, LED, Bluetooth, Accelormeter, LCD and touch screen.
• Debug stability issues in data routing between WAN and LAN interfaces.
• Work with Software QA with test plan and execution.
• Work with Hardware team to identify and root cause stability problems.

Experience/Requirements:  

• Demonstrable knowledge of C, C++, Assembly programming skills
• Overall 10+ years of experience in embedded environment preferabily Linux.
• Board bring up proficiency with bootloaders and other low level software, must be very good with debugging techniques.
• Experience in TCP/IP networking is must for trouble shooting throughput and other traffic issues.
• Driver experience with I2C, SPI, UART, LCD, Ethernet, PCIe is a plus.
• Experience with low level debugging using JTAG.
• Experience with Makefiles, and build environments such as PTXDIST, Yocto and Buildroot.    
• Experience with version control such as git and svn.
• Good communication skills and team player.
• Ability to work independently and autonomously to meet deadlines, in a fast-changing environment.

Education:

• Become a member of the team responsible for IoT hub software development. IoT hub provides IoT functionality (smart home, smart appliance,…) to mobile and web clients and runs on Linux-based host like smart home hub, broadband router, STB, etc.
• Implementation and/or extension of leading wireless/wired protocols (ZigBee, Bluetooth, IP-based,..) for communication with smart devices
• Development of new features for control and monitoring of smart devices and automation of IoT system
• IoT hub software porting on various hosts
• Software optimizations

Position:             C++ Developer

Location:            Hyderabad

Requirements:

• Strong C++ skills obtained in multiple years of C++ programming experience (at least 3 years)
• Good understanding of embedded system development based on Linux OS
• Knowledge of advanced programming concepts (e.g. Multi-Threading, OS internals, Networking, IPC mechanisms)
• Solid understanding of computer networking (TCP/UDP/MQTT/SSL)
• Solid understanding of Git source code management system
• Troubleshooting skills
• B.Tech/M.Tech/MCA in computer science/ECE/EEE
• Fluent English

• Develop embedded Linux Applications
• Work with a worldwide team to integrate the product to meet the requirement

Required Qualifications:

• Degree in Computer Science from a top-tier institution
• Relevant full-time work experience of 4+years
• Strong foundation in computer science, Object-Oriented software, unit testing & test automation with scripts
• Ability to self-teach.

Mandatory Technical Skills:

• Expert level programming in C/C++
• Linux systems programming, data structures & algorithms
• Networked applications

Desirable Technical Skills:

• Linux Board Bring up, device drivers would be an advantage

• Degree : B.E. or M.S. EE/CS/CE
• Methodologies: SV, UVM & OVM
• Areas of Work: Digital Verification (both IP / SOC)
• Protocol : Knowledge of PCIe/DDR/Ethernet/USB is Plus
• Familiar with Bus protocols like AXI, AHB, SPI and I2C