11+ SAP PM Jobs in Chennai | SAP PM Job openings in Chennai

Job Title: Senior Linux Kernel Engineer

Experience: 5–10 Years

Location: Bangalore / Chennai

Domain: Enterprise Linux / Kernel Development

Job Summary

We are seeking a highly skilled Senior Linux Kernel Engineer with deep expertise in kernel development, debugging, and performance optimization. The role involves working on enterprise-grade Linux distributions, kernel lifecycle management, security patching, and low-level hardware integration.

Key Responsibilities

1. Kernel Lifecycle & Maintenance

• Lead kernel upgrade strategies (e.g., LTS migrations such as 5.15 → 6.x) while ensuring stability and compatibility.
• Perform patch porting across kernel versions, resolving API and dependency conflicts.
• Track and mitigate security vulnerabilities by monitoring CVEs and upstream sources (e.g., LKML).
• Backport critical fixes to production kernels without impacting system stability.

2. Debugging & System Stability

• Act as an escalation point for kernel panics and system crashes.
• Perform post-mortem analysis using kdump, crash, and gdb.
• Debug early boot issues (UEFI, initramfs, kernel initialization).
• Conduct performance analysis using eBPF, ftrace, and perf to optimize system behavior.

3. Driver Development & Hardware Integration

• Design, develop, and maintain device drivers (network, storage, GPU, or character devices).
• Work closely with hardware through DMA, interrupts (MSI-X), and register-level programming.
• Maintain out-of-tree drivers using DKMS or similar frameworks.
• Ensure compatibility of drivers across kernel updates.

Required Technical Skills

• Programming: Strong expertise in C (mandatory) and C++
• Kernel Internals: Deep understanding of:
• Virtual File System (VFS)
• Memory Management (MMU, Paging)
• Process Scheduler
• Linux Networking Stack
• Debugging Tools:
• kdump, crash, gdb
• kprobes, trace-cmd, ftrace
• perf, valgrind
• Hardware debugging tools (JTAG, Serial Console)
• Build Systems:
• Kbuild, Makefiles
• Kernel packaging (RPM/Debian)
• Security:
• Experience with CVE patching and backporting
• Knowledge of SELinux/AppArmor
• Kernel hardening (FIPS, KSPP)

Preferred Skills

• Experience contributing to open-source kernel projects
• Familiarity with Linux Kernel Mailing List (LKML) workflows
• Exposure to enterprise Linux distributions (RHEL, Ubuntu, SUSE)
• Experience with performance tuning and system optimization at scale

1. Core Programming (C Language)

• Must have strong hands-on experience in C programming
• Comfortable with pointers, memory management, and low-level concepts

2. Kernel Internals Expertise

• Should have worked in at least one subsystem:
• VFS / File Systems
• Memory Management
• Scheduler / Networking

3. Debugging & Crash Analysis

• Experience handling kernel panics
• Hands-on with vmcore analysis tools

4. Security & Patching

• Understanding of CVE fixes and backporting

5. Driver Development

• Experience in writing or maintaining device drivers

6. Performance & Advanced Debugging

• Exposure to eBPF, ftrace, perf

7. Hardware-Level Understanding

• Knowledge of DMA, interrupts, hardware interaction

Soft Skills

• Strong analytical and problem-solving abilities
• Excellent communication skills
• Ability to work independently and in collaborative environments
• Quick learner with adaptability to new technologies

Greetings!

Wissen Technology is hiring for Kubernetes Lead/Admin.

Required:

• 7+ years of relevant experience in Kubernetes
• Must have hands on experience on Implementation, CI/CD pipeline, EKS architecture, ArgoCD & Statefulset services.
• Good to have exposure on scripting languages
• Should be open to work from Chennai
• Work mode will be Hybrid

Company profile:

Company Name : Wissen Technology

Group of companies in India : Wissen Technology & Wissen Infotech

Work Location - Bangalore

Website : www.wissen.com

Wissen Thought leadership : https://www.wissen.com/articles/

LinkedIn: https://www.linkedin.com/company/wissen-technology

·         Design, Develop, and Implement Integration solutions using Oracle Integration cloud (OIC) to connect various applications, Systems, and Services

·         Customize and configure OIC adapters, connectors, and Components to meet specific integration requirements.

·         Develop RESTful and SOAP Webservices for data exchange and communication between different systems.

·         Good Knowledge in Cloud technologies (Lamda function in AWS etc for integration with AWS)

·         Collaborate with Business analysists and stakeholders to gather requirements and define integration workflows and data flows.

·         Perform troubleshooting, debugging and performance tuning of integration solutions to ensure optimal performance and reliability.

·         Develop and maintain documentation for integration processes, interfaces and configurations.

·         Perform Code reviews .

·         Ensure adherence to coding standards , development methodologies and security protocols throughout the software development lifecycle.

Personnel Specification

Education: Bachelor’s degree in computer science, Information Technology or related field

Experience:

• 5 or more years of experience in IT industry.

• Experience in Cloud based integration Platform.

Skills and Abilities:

·         Proven experience in designing, developing, and implementing integration solutions using OIC

·         Strong understanding of RESTful and SOAP web services, JSON, and other data formats.

·         Experience in cloud based integration platforms, writing Lamda function and creating integrations with various channels.

·         Strong Knowledge in OIC API Integration.

·         strong understanding on SOAP based services and Rest bases services.

·         Strong development skills in JAVA

·         Strong knowledge on Authentication methodologies to be followed during the integration platforms.

·         Strong Knowledge in OIC GEN2 and GEN3

About Hubstream

Hubstream is the world’s Investigation Operating System. Hubstream software manages hundreds of thousands of investigative leads and cases for federal governments and private companies. Our tools effectively separate low and high-value cases and build intelligence databases that help resolve future reports. Many of the most critical cases lead to arrests, rescues, website takedowns, and the publication of high-profile investigative reports.

As a Development Manager, you will need to manage the team effectively and make sure that team members are delivering to their full potential by continuously monitoring, mentoring, and guiding them both technically and personally to grow in their careers. Your performance will be measured against each team member's delivery, keeping employee morale high at work, mentoring them to grow in their career, and retaining the employee in the organization.

What you will do at Hubstream:

·       Manage Software Development project activities for multiple projects across all project phases, including initiation, planning, execution, monitoring, control, and closure.

·        Work collaboratively with development team, lead architect and the CTO to determine technical direction and approach to system design and implementation.

·       Manage the day-to-day activities of projects and staff; communicate with project teams as necessary to ensure project deliverables are on schedule and within cost parameters.

·       Make recommendations to management about schedules, prioritization, and resource allocation with input from team members.

·       Manage resource planning and organizational capacity planning.

·       Coach and train project team members on Software Development processes and best practices.

·       Providing continuous guidance and direction to the Leads to meet the client delivery & commitment.

·       Periodically conduct the meeting with the Senior Management and update the status of the delivery.

·       Regularly conduct individual team meetings to understand the need of the Team(s) and make sure they are met.

·       Develop a superior workforce and increase the efficiency of the team.

·       Periodically review the performance of each team member(s) and provide feedback to improve.

·       Conduct the year-end performance appraisal to all the team members and give the correct rating without any bias towards any employee.

·       Had experience in the Performance Improvement Program for those employees who are underperforming and continuously mentor and monitor to improve their performance.

Relevant experience includes:

·       Project Scoping

·       Controlling Process

·       Resource planning and team staffing

·       Project Management

·       People Management

·       Performance Review & Appraisal Process

·       Performance Improvement Program

Skills/Qualification:

·       B.E/B.Tech/M.Tech/MCA with good CPGA from reputed colleges/Institutes in India.

·       6 to 8 years delivery of consulting or professional services, or as a people manager.

·       Minimum 5 years of experience in a technology environment, including 2-3 years of practical professional experience in project management.

·       Minimum 5+ years of Software development experience in C#, T-SQL is a bonus.

·       Minimum 5+ years of experience in Client Interaction directly or indirectly.

·       Demonstrated experience in leading cross-functional project teams.

·       Have very good communication skills both verbal and non-verbal communications.

·       Flexible to work in different time zones like Australia, Europe & US Time zone based on the Customer's need.

·       Ability to learn and grasp concepts quickly in a fast-paced environment and guide the Team.

·       Ability to be self-directed and work with minimal supervision.

·       Strong interpersonal skills that demonstrate your knowledge, passion, and commitment to partnering with the team to help them work better.

·       Working knowledge of the Microsoft development tools (Windows / SQL Server / Visual Studio) is a value addition.

·       Demonstrated ability to work on a distributed or remote team is highly preferred.

Bachelor's degree in Computer Science or a related field, or equivalent work experience

Strong understanding of cloud infrastructure and services, such as AWS, Azure, or Google Cloud Platform

Experience with infrastructure as code tools such as Terraform or CloudFormation

Proficiency in scripting languages such as Python, Bash, or PowerShell

Familiarity with DevOps methodologies and tools such as Git, Jenkins, or Ansible

Strong problem-solving and analytical skills

Excellent communication and collaboration skills

Ability to work independently and as part of a team

Willingness to learn new technologies and tools as required

• Java – Spring, Hibernate, Data Structures & Algorithms
  • Knowledge on a Database system.
  3+ years of experience in software development.

Preferably BE/B-Tech engineering degree, but not a must.
• 3 years’ experience developing server-side Java – Spring, Hibernate and REST
• Full-SDLC cycle, with large-scale live roll-out participation as a developer.
• Expert understanding of the object-oriented design and programming concepts
• Good understanding of relational and non-relational database/datastores/caches best practices and challenges
• Have a passion for quality and writing clean, solid, readable code that scales and performs well
• Proficient in Git and familiarity with continuous integration
• A team player who values collaboration, innovation, and inclusion
• Comfortable working in an Agile environment
• Strong verbal and written communication skills

Roles & Responsibilities

Selected engineer's day-to-day responsibilities include:

• Maintaining UNIX user accounts and access managements,

• Good understanding of LDAP vs local IAM management.

• Setting up repositories and maintaining.

• Should be very comfortable with troubleshooting Linux-based systems on issues and failures with good grasp of the Linux command line

• Specialist knowledge in Unix Technologies – RedHat , SUSE Linux & SOLARIS.

• Good hands-on experience in parallel filesystems.

• Good understanding on basic networking technology e.g. TCPIP, ip multipathing, ip aggregation, DNS, DHCP etc.

• Comfortable exploring and testing new Open Source software systems should the need arise to solve particular problems

• Setting up and maintaining SUSE and Red hat Clusters with DRBD, Stonith and Coro sync

• Good knowledge in virtualisation/hypervisor technologies on various operating platforms e.g. VMWare, HPE Service Guard cluster

• Good understanding of the various enterprise technologies e.g. SAN, enterprise backup, enterprise monitoring etc

. • Good knowledge in handling NFS file systems and NFS servers

• Troubleshooting performance issues

• Shell, Power shell and python scripting

• Creating custom image based on the security requirements • Planning and executing security patches periodically

Education, Experience & other requirements

Ø Degree in Computer science, Information technology or any related discipline

Ø Minimum 4 - 5 years of experience into Unix server’s setup, administration, upgrading and support.

Ø Good verbal and written communication and able to manage key stakeholders i.e. project team, security, compliance and IT operations

Ø Strong analytical and troubleshooting skills

What you need to have:

About Actionboard

https://www.myactionboard.com">Actionboard is comprehensive suite of tools designed to provide actionable insights to entrepreneurs and business people proactively and on demand. Apart from this, Actionboard also provides extensive automation tools to accountants that lets them save time and improve the quality of their work.

What you will do:

• Implement features from end-to-end across the stack
• Work with product managers to understand business requirements and choose appropriate solutions
• Participate and actively contribute to the technical and product discussions

Our tech stack:

1. Ruby on Rails
2. Sidekiq
3. Vue.js
4. PostgreSQL
5. Google Cloud Platform

We handle problems that involve huge amounts of data and apply a lot of machine learning techniques in addition to regular web development work.

Why work on Actionboard:

• Challenging work: Actionboard handles a large volume of data which turns boring day-to-days tasks into interesting challenges. There is also a huge scope for applying machine learning and data science techniques if that sort of thing interests you.
• Work culture: We are serious but we like to have fun. We work hard but not to the point of burnout nor do we ever do all-nighters. Our team is filled with smart, hard-working, diligent types with a can-do attitude when presented with challenges. We are an intentionally small and agile team.
• Growth potentail: We have a half-yearly review process where we make it clear what objectives are needed to be achieved in order to advance to the next level. Promotions and pay increases are based on skills acquired and work performed.

Technical skills are we looking for:

• HTML/CSS/JavaScript experience
• At least a year of experience working with Rails
• Working knowledge in SQL
• Experience in a Test Driven Development approach

How your growth trajectory will look like at Actionboard:

We are a small company with no bureaucracy where rewards follow results very quickly. Below is the ladder a new developer in our team climbs.

Programmer in Training ( 0 - 6 months experience)

• Learn fundamentals of developing a web application with rails
• No ownership expected. No work related initiatives expected.
• Work will be extensively reviewed. And detailed feedback will be given.
• Works on simple routine problems

Junior Programmer (6m to 12m)

• Strengthen fundamentals of ruby, javascript, sql, html, css
• No ownership expected. No work related initiatives expected.
• Work will be heavily reviewed. And detailed feedback will be given.
• Works on simple routine problems but turns around much faster than person in training

Programmer (12m to 18m):

• Work is reviewed with the occasional need for significant direction or implementation changes.
• Follows established patterns and approaches within existing code bases with ease.
• Co-owns a feature along with a Sr. Programmer
• Works mostly on clearly defined and scoped individual features or problems.

Senior Programmer (18 months to 3 years)

• Work doesn't need to be reviewed, but general direction may be.
• Fully capable of taking substantial features from concept to shipping as the sole programmer (alongside a designer).
• Can provide feedback on the work of junior programmers and programmers.
• Deep expertise within at least one programming environment.
• Basic proficiency in at least one additional programming environment.

Lead Programmer (3 years to 5 years)

• Work happens completely autonomously with no regular need for review.
• Fully capable of owning and running entire subsystems of work (e.g. entire inbound/outbound Tally Sync worklow).
• Helps set and maintain professional standards for the entire organization.
• Deep, substantial expertise in multiple domains. e.g. Design
• Capable of running and directing small teams for substantial projects.

Principal Programmer (5 years to 8 years)

• Fully capable of designing, owning, and running entirely new, novel systems (design user activity tracking systems)
• Capable of running and directing larger teams for large, long-running projects.
• Invents new concepts, pushes the whole organization forward regularly. (e.g. Report Builder)

 Proven working experience of minimum 3+ Years in Android app development (Min 2Yrs. experience in Kotlin)

- Have strong knowledge in Kotlin and Java.

- Strong knowledge of Android UI design principles, patterns, and best practices

- Experience with offline storage, threading, and performance tuning.

- Experience working with remote data via REST and JSON.

- Experience with third-party libraries and APIs

- Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies

- Solid understanding of the full mobile development life cycle.