Digital Verification Engineer

Job Description :

Position Name: Network Software Developer

Experience: 4 to 8 Years 

Work Mode: Work from Bangalore office (near Bellandur) all 5 days. 

Mandatory: 

1. 4+ years of work experience in Networking domain. 
2. Highly proficient in C and Linux environment.
3. Experience in working on Linux based large code base. 
4. Hands-on experience in working OpenWrt based router firmware. 
5. Hands on experience with IP and lower layer networking protocols.

Great to Have: 

• Experience in working on Qualcomm and MediaTek chipsets. 
• Experience in Linux device drivers and device trees.
• Experience in creating and applying Linux kernel patches.

Key Responsibilities

1. Kernel Lifecycle & Maintenance

Upstream Alignment: Lead the strategy for upgrading enterprise kernels (e.g., migrating from LTS 5.15 to 6.6) while maintaining binary compatibility where required.

Patch Porting: Expertly port functional and performance patches between disparate kernel versions, resolving complex code conflicts and API changes.

CVE Mitigation: Monitor the Linux Kernel Mailing List (LKML) and security advisories to identify and backport CVE patches from upstream to production environments.

2. Deep-Dive Debugging & Stability

Panic Analysis: Act as the final escalation point for Kernel Panics and "Oops" messages. Utilize kdump, crash, and gdb to perform post-mortem analysis of vmcores.

Boot-Time Resolution: Debug critical failures during the early boot process (UEFI handoff, initramfs, and early kernel init) where standard logging is unavailable.

Performance Tuning: Use ebpf, ftrace, and perf to identify bottlenecks in memory management, scheduler latency, or I/O throughput.

3. Driver Development & Hardware Integration

Driver Ownership: Design, develop, or maintain at least one Open Source or Proprietary Device Driver (Network, Storage, GPU, or Character devices).

Hardware Abstraction: Interface directly with hardware registers, managing DMA mappings, and optimizing interrupt handling (MSI-X, Threaded IRQs).

Out-of-Tree Management: Maintain driver compatibility across kernel updates using DKMS or similar frameworks.

4. Infrastructure & Automation

Registry Management: Oversee the distribution of custom kernel builds and modules via GitLab Container/Package Registries.

CI/CD for Kernel: Build automated testing pipelines (Hardware-in-the-loop) to validate kernel stability before enterprise-wide deployment.

Required Technical Skills:

Languages: Mastery of C/C++ Programming (C is preferred)

Kernel Internals: Deep understanding of VFS, Memory Management (MMU/Paging), Process Scheduling, and Networking Stacks.

Debugging Tools: Expert-level use of kprobes, trace-cmd, valgrind, and hardware-level debuggers (JTAG/Serial Console).

Build Systems: Proficiency with Kbuild, Makefiles, and building RPM/Debian packages for kernel distribution.

Security: Hands-on experience with SELinux/AppArmor policy development and kernel hardening (FIPS, KSPP).

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.

Technical Lead (Embedded Software - Linux)

Job Responsibilities:

Lead a team of software/Linux development engineers working on microcontroller firmware development, Linux platform drivers and IOT solutions. Should be able to guide team members, resolve technical roadblocks and deliver project commitments. Will be the go-to person and first-level escalation point for all technical issues faced by the team. Looking for someone with 6+ years in the embedded industry and a passion to build a core team in a growing company. Team size will vary from 6 to 12 people, mainly firmware and Linux engineers.

The selected candidate for this role will be reporting to the software director/manager in the organization.

• Work with firmware and application architects to create a project execution plan
• Review project proposals for execution scope & timelines
• Lead embedded software development activities by the team
• Work with QA teams to resolve bugs and ensure release readiness
• Work with h/w design and PM teams to ensure smooth execution and timely delivery of projects

The main responsibilities of this role are:

Technical:

• Strong programming skills (C, C++, assembly)
• Linux development experience (porting & platform drivers)
• Expert-level knowledge of embedded microcontroller & microprocessor-based systems
• Prior experience in delivering critical modules for microcontroller projects
• Good understanding of commonly used embedded communication protocols
• Good understanding of common embedded peripherals, interfaces & sensors
• Experience working on Real-Time systems (RTOS)
• Should be able to quickly learn new technologies and enable the team on the same
• Should be able to work with minimal technical guidance

Leadership:

• This role requires excellent communication skills
• Strong analytical & problem-solving skills
• Should be able to lead junior engineers by providing technical mentoring
• Owns task division, task allocation and tracking within the team
• Require multi-tasking and time management skills
• Prior experience working with overseas clients
• Periodically report progress to management

Other desirable skills:

Knowledge of Python

Summary: 

Hyperspec is building a real time local map for self-driving cars and using cross view localization to enable ubiquitous autonomy. Hyperspec is a VC funded startup.

The principal embedded systems engineer will have deep expertise in embedded systems design, development and worked for years on embedded systems teams. This person is a leader and mentor to junior engineers and shares knowledge about the design and development of embedded systems.

Responsibilities:

• Serves as an expert in all aspects of embedded projects and embedded systems—including designing, developing, testing, and perfecting designs 
• Responsible for updating and working with executive leadership on the development of embedded systems and status of projects 
• Provides guidance and mentoring to other members of the team

Requirements:

• Minimum of bachelors' degree in computer science or engineering
• At least ten years of engineering experience with expertise in software engineering, data structures, and programming techniques
• Deep expertise in C/C++ programming
• Experience with FPGAs, PCB, Xilinx, Altera, or similar SoCs.
• Experience with ISPs, Cameras, Switches a plus.
• Experience in working with real-time operating systems, communications protocols and firmware design.

• Experience in interfaces, IP protocols, and hardware subsystems.
• Experience in working as part of a team and leading teams.

About Company

Espressif Systems is a multinational, fabless semiconductor company established in 2008, with headquarters in Shanghai and offices in Greater China, India and Europe. We have a passionate team of engineers and scientists from all over the world, focused on developing cutting-edge WiFi-and-Bluetooth, low-power, IoT solutions. Among our popular products are the ESP8266 and ESP32 series of chips, modules and development boards. Espressif has opened a Technology Center in Pune(Baner), India, which will focus on embedded software engineering and IoT solutions development for our growing customers.

At Espressif, communication, collaboration and innovation are of paramount importance. That's why professionals and engineers from around the world have chosen to further their careers at Espressif Systems. They are passionate and committed to developing innovative products. And they are here to ensure that fast,secure and green IoT technology can be available to all. Come and join Espressif, so that you, too, can partake in Espressif's mission in the IoT industry.

BASIC QUALIFICATIONS

• M.Tech/B. Tech in the field of VLSI/Electronics engineering. 
• Proficiency in UVM/SV and C/C++ based functional verification 
• Experience in UPF based low power design verification
• Automation skills in PERL and/or TCL and/or Shell* 
• Team player, with good problem solving and communication skills. 

JOB DESCRIPTION 

• Drive functional verification at IP/SoC level using UVM/SV test bench
• Work closely with design team to define comprehensive feature test plans
• Perform functional and code coverage for logic verification sign-off
• Must have worked on ARM/RISC-V CPU based designs
• Must have performed gate level sim at SoC level
• Pre and Post-silicon debug/validation experience will be a plus

INTERPERSONAL SKILLS:

• Energetic, self-motivated
• Pro-active, oriented on execution
• Attentive to details and quality
• Team player
• Good communications and reporting skills