Embedded Firmware Engineer

Position: Senior Embedded Software Engineer – PCIe / Embedded Linux

Location: Bangalore (Preferred)

Experience: 7+ years

Night Shift

About the Role:

We are seeking a highly skilled Senior Embedded Engineer with strong expertise in Embedded Linux and PCIe protocol development. The ideal candidate will have deep technical knowledge of PCIe (Gen4 and above) and experience in developing and debugging embedded systems at both hardware and software levels. Exposure to AI/ML or accelerator-based systems will be considered a strong plus.

Key Responsibilities:

• Design, develop, and optimize embedded software on Linux and RTOS platforms.
• Implement and validate PCIe-based communication and device drivers (Gen4 minimum, Gen5/6 preferred).
• Work closely with hardware and system teams to debug low-level issues related to PCIe interfaces.
• Develop firmware and system-level software components for high-performance embedded platforms.
• Participate in board bring-up, performance optimization, and hardware/software integration.
• Contribute to system architecture discussions and design reviews.
• Document design, testing procedures, and performance analysis.

Core Skills Required:

• Embedded Linux development (mandatory).
• Deep understanding of PCIe protocols (Gen4 minimum; Gen5/6 preferred).
• Strong knowledge of low-level driver development, DMA, interrupts, and memory management.
• Experience with Embedded RTOS environments.
• Familiarity with hardware debugging tools (e.g., JTAG, logic analyzers, oscilloscopes).
• Proficiency in C/C++ and scripting (Python, Shell).
• Excellent problem-solving and debugging skills.

Preferred Skills (Good to Have):

• Exposure to AI/ML hardware accelerators or data processing units (DPUs).
• Understanding of SoC architecture and high-speed interconnects.
• Experience working with multi-core systems and performance tuning.

Education:

• Bachelor’s or Master’s degree in Computer Engineering, Electronics, or related field.

 Internship Opportunity – Embedded Systems & IoT

Join our hands-on internship program designed for engineering students passionate about core tech. You'll work on real-time projects involving microcontrollers, sensors, RTOS, circuit design, and IoT protocols.

Gain exposure to AI-integrated embedded applications and build a strong project portfolio with mentorship and placement support.

Location: Bangalore (Hybrid/On-site)

Duration: 2–3 months

Eligibility: Final-year students and pre final year (ECE/EEE/CSE/Mechatronics)

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Responsibilities:

IoT Deployment (on-field) and maintenance
Lead assembly, testing, and finalization of IoT products 
Black Box Testing: BLE, WiFi
Integration testing: (IoT, backend, and Android)
Test report and deployment setup documentation
Apply quality engineering principles throughout the Agile product lifecycle.
Collaborate closely with cross-functional teams.

Required qualifications:

2021/2022 passed out B.Tech Graduate in ECE or EEE
Hands-on experience with microcontrollers like Arduino and ESP.
Knowledge of C programming language.
Excellent communication and critical thinking skills.
Good organizational skills and a detail-oriented mindset.
Ability to work in a fast-paced environment with minimal supervision.
Sense of ownership and pride in your performance and its impact on the company’s success.
Team player.
Good time management skills.


Preferred qualifications:

Good understanding of embedded and IoT systems.

Who can apply

Only those candidates should apply who
are available for full-time (in-office)
can start the Job immediately
are from Mumbai
have relevant skills and interests

JD For Embedded C Engineer requirements :

Mandatory Skillsets are as below :

1. Embedded SW development background

2. Embedded C/C++/

3. Hands-on experience in RTOS Programming.

4. Working knowledge of SDLC and methodologies/tools for requirement management.

5. Experience working in an agile development environment.

Hands-on experience in Autosar methodologies and workflows.

• Sound understanding of embedded SW development using C on 32/64 bit microcontrollers.

• Experience in at least one of microcontroller architectures: Renesas RH family, Tricore or PowerPC architecture.

• Automotive Product Development Process knowledge (ASpice, ISO26262)

• Experience in one or more of Autosar BSW Modules stacks.

• Autosar based SWcs development in any domain of cluster, ADAS and IVI system.

• Com stack (FlexRay, CAN, LIN, Ethernet) / Memory Stack/ Diagnostic stack/ OS, Wdg, other services.

• Working knowledge on AUTOSAR ECU software architecture

• Understand the various features provided by AUTOSAR BSW modules and configure BSW modules in Davinci Configurator or similar tools

• Understand the AUTOSAR application (SW-C) configuration and the interaction of AUTOSAR applications (SW-C) with the underlying BSW modules

• Understand the functionality of RTE, mapping of application entities with BSW module parameters, OS scheduling concepts, ECU and BSW module state changes

• Understand the AUTOSAR methodology (ECU extract contents, import of ECU extract into configuration tool)

Understand the flow of the AUTOSAR software from application till the underlying driver.

You would be part of:

1. Designing/Improvement of new/existing architectures of distributed computing with subcomponents of Unmanned Aerial Systems (UAS).
2. Working/Researching with industrial state of the art sensor systems and modules, and developing drivers (HAL or wrapper) and applications around their usage.
3. Design and implementation of communication protocols between different subcomponents of UAS for distributed computing.
4. Writing Applications and Drivers from the scratch for (embedded)linux based systems.
5. Scripting and automations around work flows of UAS usage.
6. Working with existing sophisticated software stacks of subcomponents of UASs.
7. Working closely with electronics, design and systems teams for architecture development and deployment.
8. Working closely with Flight Controller engineers to do collaborative development of UAVs.

We expect you to be:

1. Experienced in hands-on development of complex embedded systems involving multiple microcontrollers or SoCs.
2. Very good in analytical abilities to be able to do core research and development activities.
3. Able to write low level drivers (wrapper or core) from the scratch.
4. Very comfortable reading and understanding datasheets and reference manuals of microcontrollers, peripherals, sensors etc.
5. Able to understand existing complex embedded software stack written in C/C++.
6. Solid in C.
7. Good in C++.
8. Comfortable with using hardware debuggers.
9. Having Hands-On experience with RTOS concepts like scheduling, threads synchronicity , race conditions etc.
10. Having Solid understanding of interrupt mechanisms.
11. Experienced in working with different hardware protocols like SPI, I2C, UART, PWM, CAN, USB etc.
12. Having Solid understanding of interrupts architecture of ARM based microcontrollers like STM32, LPC etc.
13. Having Good understanding of the concept of bootloaders.
14. Able to multitask.
15. A self-motivated and motivating personality who can work well independently as well as part of a team
16. Having good interpersonal and soft skills who can adapt to the work environment while manifesting a good positive attitude

You are awesome if you are:

1. Experienced in Linux Device Driver development.
2. Having good exposure of working on and understanding of any sensor modules like GPS, LIDAR etc.
3. Experienced in data filtering techniques (Example: Kalman filter)

ORGANIZATION

Launched in 2014, Oxit has continually focused on true innovation in IoT services through the creation
of solutions and products for an adaptive global business marketplace. Our diverse list of clienteles,
ranging across a multitude of industries, has grown to recognize and trust Oxit in partnering in all
aspects of Smart Technology capabilities from designing to prototyping, development and carefully
launching their ideas

ROLE

Proficient in connected objects, an IoT embedded engineer develops innovative solutions that help
users to receive, control and manage information.
Conceptualizing, designing, developing, & managing IoT end devices, middleware, interfaces, and
connectivity

RESPONSIBILITIES

PRIMARY RESPONSIBILITIES
● Analyze, discuss and understand user/business requirements
● Translate business requirements to optimizer solutions, system & firmware specifications
● Design & Implement firmware/software as per specifications and conduct unit tests
● Managing & building end devices and middleware (Gateway development)
● Connectivity solutions, protocol implementation, stack development (ex: Lora)
● Perform integration, acceptance tests, troubleshooting, and debugging
● Work in collaboration with other team members, leadership, and other departments towards
solution implementation and delivery
● Adhere to organization/project process standards and guidelines
● Handling internal (team, departments, and leadership) and external (customers & partners)
interactions
● Collaborate with and support Hardware team towards HW design & development
● Collaborate with and support Software team towards backend development, API definition &
interfacing, Mobile, Cloud, & Web application definition

SECONDARY RESPONSIBILITIES
● Researching, creating, and testing IoT solutions
● Designing platform solutions that are cloud-compatible and work with IoT applications
● Providing solutions to issues related to the connection of networks and platforms
● Contribute to improving quality, accelerating development and deployment - process improvement
and tools improvement
● Showcase ability to play different Agile roles and manage small teams
● Supporting management with client interactions and at times leading it

SKILLS

PRIMARY SKILLS
● Hands-on programming experience in C/C++/Python in Embedded/IoT environment
● Good working knowledge of Linux internals & application development
● Good working experience of RTOS & bare metal programming
● Hands-on experience in device driver development
● Hands-on experience with protocol implementation (wired & wireless)
● Experience in executing projects in an Agile/Waterfall model
● Exposure to Gateways, web/cloud computing technologies, APIs, sockets, & related tools
● Exposure to JavaScript, Node.js, and typescript is an added advantage
● Proficient in C, C++, and Python programming, Java script added advantage
● Good understanding of Linux internals, Linux System programming, and application development
on Linux
● Hands-on experience with Container technologies (LXD, Docker and/or Kubernetes)
● Working knowledge and experience implementing FUOTA, Device management
● Working knowledge of Security - Encryption, Decryption, Flash management
● Working knowledge of Web architecture, Interfacing (APIs, MQTT, etc.)
● Hands on experience with Yocto, Ubuntu Core
● Experience with R Pi or similar platforms
● Working Knowledge and experience with LoRaWan on both Gateway and Devices

● Prior experience working on IoT Gateways

SECONDARY SKILLS
● Firm understanding of IoT architecture and principles
● Knowledge of device and data security
● AWS or related cloud architecture, tools & setup, API development
● LoRa stack experience, Network gateway functionality, networking: TCP/IP, DNS, DHCP, HTTP
● ESP32 architecture, Free-RTOS experience
● Work and collaborate well with others
● Strong communication skills
● Strong analytical and problem-solving skills

WORK ENVIRONMENT
● Minimum 3 years of prior experience
with embedded, firmware, & IoT
● Available full time (40 hours a week)
● Remote working infrastructures
● Flexible remote work (work from
anywhere)
● Certain overlap with EST business hours
● Full time (Mon-Fri, 8 hrs/day)
● Agile way of working & mindset
● Team work, frequent interaction &
collaboration with team & leadership
● Collaborations & meetings through
video conferencing
● Friendly & collaborative environment

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.

DUTIES & RESPONSIBILITIES 

• Own & lead full cycle development: design, implementation, testing & debugging for an automotive product.
• Create conceptual system designs, assess risks, conduct design trade studies, and develop a product that meets feature requirements for integrating sensor, processing and software systems. 
• Lead innovative system development projects with responsibility for achievement of cost, schedule, and technical requirements, with an eye toward technology maturation, transition, and follow on work. 
• Generate comprehensive engineering documentation.
• Responsible for end-to-end system firmware development to include power management, boot loaders, scheduling, RTOS and /or bare metal implementations.
• Troubleshoot and resolve complex software problems in embedded real-time systems.
• Source code development, review & maintenance (C/C++).
• Dive into & take ownership of critical design issues.
• Analyse & propose solutions for performance bottlenecks.
• Address all aspects of technology readiness, including manufacturability. 
• Help build robust methodology and processes to deliver the technology to products. 

REQUIRED SKILLS & EXPERIENCE 

• Experience in embedded architecture, external interfaces, product constraints, along with ability to develop architectures / features that meet these constraints while providing new value for the platform. 
• Experience in system architecture, operating system, device architecture, hardware design.
• Strong background in software methodology & full cycle development (Design, implementation, testing & debugging).
• Expertise in embedded microcontrollers’ architecture.
• Expertise in software designing and programming in C/C++ is a must.
• Algorithm modelling, benchmarking, implementation & digital signal processing.
• Understanding of hardware & software co-verification & emulation platforms
• Experience in understanding hardware, clock-level issues, bridges, delays, interrupts, clock gating, polling etc. 
• Experience with lab instrumentation like oscilloscope, logic/ protocol for debugging embedded systems at HW level. 
• Bachelors | Masters degree in Computer Science or Electronics &  Communication engineering with 2-5 years of relevant experience is a must.