Linux System Administrator

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.

Job Summary

We are seeking an experienced Senior System Administrator responsible for managing and maintaining the organisation’s IT infrastructure, including Windows and Linux servers, network devices, security systems, storage solutions, and enterprise applications. The role ensures high availability, security, and performance of all IT systems while supporting business operations.

Key Responsibilities

Server Administration

• Install, configure, and maintain Windows Server environments (Active Directory, DNS, DHCP, Group Policy).
• Manage and maintain Linux machines for application hosting and system services.
• Administer and maintain Application Servers supporting internal business applications.
• Manage and maintain Biometric Servers used for employee attendance and access control systems.
• Monitor server health, performance, and system logs.
• Perform system updates, patches, and security hardening.

Storage and File Services

• Manage and maintain Samba File Servers for shared storage and user access.
• Administer NAS storage systems (Synology), including storage allocation, access permissions, and performance monitoring.
• Ensure proper storage utilisation and secure data access.

Network Infrastructure Management

• Configure and manage Sophos Firewall, including firewall rules, NAT policies, VPN configuration, and threat protection.
• Configure and maintain Cisco and Netgear switches, including VLAN configuration and network segmentation.
• Manage and maintain wireless access points to ensure reliable and secure Wi-Fi connectivity.
• Monitor network performance and troubleshoot connectivity issues.

Proxy and Security Management

• Install, configure, and maintain Proxy Servers for internet access control and monitoring.
• Monitor firewall logs, network security alerts, and implement security policies.
• Ensure network infrastructure is protected against unauthorised access and threats.

Backup and Disaster Recovery

• Implement and manage backup and restore solutions for servers, NAS, and critical business data.
• Perform periodic backup verification and disaster recovery testing.
• Ensure backup policies and schedules are properly maintained.

Power and Infrastructure Management

• Monitor and maintain UPS systems to ensure an uninterrupted power supply for servers and network infrastructure.
• Coordinate with vendors for UPS maintenance, battery replacement, and power infrastructure reliability.

System Monitoring and Troubleshooting

• Proactively monitor servers, network devices, storage systems, and applications.
• Troubleshoot and resolve system, network, and application-related issues.
• Maintain proper documentation of infrastructure configurations and procedures.

Vendor and Infrastructure Coordination

• Coordinate with vendors for hardware procurement, infrastructure support, and service management.
• Plan and implement infrastructure upgrades and improvements.

Required Skills

• Strong experience with Windows Server Administration
• Good knowledge of Linux System Management
• Experience with Sophos Firewall
• Knowledge of Cisco and Netgear networking devices
• Experience with NAS storage (Synology) and Samba File Server
• Experience managing Application Servers and Biometric Systems
• Experience with Backup and Disaster Recovery
• Understanding of network security and monitoring

Want to work with an established & growing IT company? Join team Benison to have the right challenges that will help you accelerate your career growth to the next level, faster!   

Benison Technologies was started in 2011 with a mission to revolutionize the silicon industry in India, with a host of amazing big clients like Google, Cisco, McAfee, Intel, and so on, you get to experience the best of both worlds. If you consider yourself an engineer who is capable to join our ever-growing team, then this is the right opportunity for you:  

Why Benison Tech?   

We have a partial acquisition from one of the biggest names in the world (well we cant name them thanks to confidentiality) it’s one of the FAANG companies, and you can “Google” it if you like.  

Oh! & one more thing, this did not happen by accident, our team put a ton of efforts to turn this gigantic dream into a reality.  

Benison Tech has a consistent history of demonstrating growth through innovation time and again.   

We don’t stop there, we then re-invest our profits back into the initiatives for the growth of our people, our culture and the company. Now enough with us, let’s talk about the job roles & responsibilities:    

What you will be working on: 

• You will be working on the next generation network security products, on various public clouds. 
• In addition to development, you will also get your hands involved in the architectural changes while fixing the legacy issues. 
• Planning, designing, integration for network security platforms. 

• Key contributor for developing product strategies and features. 
• You will also work on specific modules to help BYOD setups perform in a streamlined manner. 

Here are some technical skills required:  

• Strong in kernel networking datapath, and TCP/IP stack.   

• Develop Linux Kernel Drivers.   
• Good exposure to Makefiles, and building RPMs.   
• Working to develop and test complex systems software, software development tools, applications, drivers, numerical methods, UIs, and web.    
• May work directly with companies developing and optimising compilers, operating systems, and other software technologies.   
• Designing & coding to support new features in the OS or Products.   

• Debugging kernel code.   
• Debugging customer issues.   
• Performance evaluation/improvement of Kernel Code.   
• Participate in production deployment and assist the production support group when needed.   

What we expect from you:  

• 3 Years of relevant Experience   
• In-depth working knowledge of Linux Operating System.   
• Excellent Linux system development debugging skills, including Linux kernel debugging.   
• Outstanding C development skills.   

• Good understanding of Networking L2 –L7 Protocols and network kernel driver.   
• Experience in porting from various Linux kernel versions.   
• Be a quick learner and be open to working on new technologies if needed.   
• Excellent team player with strong verbal & written communication skills.   
• Be able to step up when the situation demands such as meeting deadlines and critical production issues.   

• Work Independently with a skilled team while defining new system requirements based on custom interaction and inputs 

If the above fits your skill-sets and tickles your interest then read below about the additional benefits that our company offers to talented folks like you:  

Work Culture and Benefits    

• Competitive salary and benefits package  
  (H1-B which means a chance to work onsite out of India)   
• A culture focused on talent development where you get promoted within the quarterly cycle of your anniversary. 
• Opportunity to work with cutting-edge & challenging technologies including legacy tech. 
• Open cafeteria to grab some munchies while you work, we make sure the space feels like your second home, you can also wear pyjamas if you like.   
• Employee engagement initiatives such as project parties, flexible work hours, and long service awards, team bonding activities within the company, extra learning and personal development trainings, because why stop your learning at one thing!   

• Insurance coverage: Group term life, personal accident, and Mediclaim hospitalization for self, spouse, two children, and your parents. (With some of the best insurance partners in India)  
• Enjoy collaborative innovation (each members gets to innovate & think out of the box), along with highly experienced team managers who maintain diversity and work-life well-being.  
• And of course, you get to work on projects from some of the most recognised brands within the networking and security space of the world, unlocking global opportunities to learn, grow & contribute in a way that is truly impactful yet purposeful at the same time.  

Still not satisfied, and want more proof?  

Head to our website https://benisontech.com/">https://benisontech.com to learn more.  

As a partial Google-acquired company, we’re proving success doesn’t come by accident.

Benison has a history of demonstrating growth by innovation. We re-invest our profits back into the initiatives for growth of our people and the company. The culture, technology innovations, customer service, our actions are aligned to our values. Our value and culture is the reason why our people stay with Benison much longer than industry standards

Get the best from your life with Benison

Join the Benison Developer Family*

Benison Technologies is filled with passionate people who lead fascinating lives. You’ll fit right in. From the amazing benefits, mentorship, growth opportunities and team bonding activities, we help you thrive while experiencing the Benison life.

Roles & Responsibilities

• Develop detailed software functional specification, articulate system/software architecture specifications for product features to meet product requirements

• Design and implement new functions mainly in C/C++

• Work on Networking and security modules in L4-L7

• Peer code reviews

• Write unit tests using C++

Requirements

• Experience 4 - 20 years within SW development

• Excellent C/C++ and object-oriented programming skills

• Excellent design analysis skills, including experience with software modeling,

• high-availability, software reuse, performance, testability, and extensible

• Excellent Networking programming skills on Linux L4- L7

• Structured and thorough with analytical and troubleshooting skills

• Highly motivated team player

• Agile way of working

Type of work

L4 - L7 Developer

For more information you may visit *

https://benisontech.com/" target="_blank">https://benisontech.com/

Relevant experience: 2-3 years

Responsibilities:

1. Should be good at, C, C++, Linux driver development
2. Should have worked in protocol like i2S, SPI, i2C. rf, 6lowpan, Tcp / Ip stack etc..
3. Experience in porting MbedOS , FreeRTOS to different boards is good.
4. Analyzing and enhancing efficiency, stability and scalability of system resources
5. Design, develop, code, test and debug system software
6. Provide post production support
7. Interface with hardware design and development

Requirements:

1. Proven working experience in software engineering
2. Experience in hands-on development and troubleshooting on embedded targets
3. Solid programming experience in C or C++
4. Adequate knowledge of reading schematics and data sheets for components
5. Strong documentation and writing skills

Note: Self-motivated, goal oriented and good analytical skills.

Job Description:

WLAN Linux Device Driver development (802.11ax preferred)

• WLAN Debugging
• WLAN Firmware development (802.11ac, 802.11n)
• Networking/Wireless Domain knowledge
• Hostapd, Supplicant
• Cross compiling/porting experience
• Performance optimization & Firmware enhancements

Must have Skills:

• 1-10 years of experience in Embedded Software Design, Implementation and testing
• Good knowledge of C or C++
• Basic knowledge in Scripting (Shell, Perl or Python)
• Proficiency in Problem Solving and Debugging skills
• Excellent team working skills
• Experience with version control e.g. GIT
• Basic experience of working in Linux OS
• Network Drivers
• WLAN Protocol Knowledge – 11n, 11ac
• WLAN Linux Device Drivers
• Hostpad, Supplicant
• WLAN Debugging
• Fluent in English

Desired Candidate Details:

• Design, development, and maintenance
• WLAN Stack development and debugging
• Feature Enhancements, Applications, Tools for SDKs
• Basic module level unit testing, System testing
• Providing support to technical documentation team and field application engineers
• Close collaboration with the Chipset Vendor on the Software Development
• Participations in the Product design and Software Design Documentation – High level / Module level / Low level design
• Troubleshooting software and architectural issues

We are looking for a seasoned Wireless LAN Software Engineer to join our Wireless & Networking team in Chennai, Pollachi, Kochi (Cochin), Gurugram, Manesar, Bengaluru (Bangalore). The candidate must be an experienced Engineer and a good team player, who will work on Wireless software solutions which will enable us to develop the products for our customers quickly with industry leading quality. Working with Embedded Software in agile development projects, you will be responsible for creating and maintaining software of Wireless Access Point and Router Products including Module design, Development, JIRA Updates and Unit testing of the Software that is meeting industry standards, creating demos of the solution and customer support.

Primary Skill: System Software Development

Skill sets req:

• Linux porting/development; Linux kernel concepts
• Expertise in Linux BSP device driver development
• Customizing kernel + Porting + Developing Applications Linux Device Driver Development (Character devices) Good Concepts of Network Drivers File Systems Concepts
• Expertise in porting, network stack; optimization, network programming
• Bootloader/Uboot porting
• Camera driver development (Good to have)

Position Title: Embedded Software Developer (Linux Driver Development)

Experience: 4 - 10 Years

Mode of Hire: Permanent, Deployed at Client Location.

Work Location: Hyderabad

Notice Period: Max. 20 - 30 Days (Early Joiners will be preferable).

What we are looking for?

Must Have:

• Should have strong proficiency in C, C++ and Embedded Systems (embedded C)
• Should have 4+ years of experience in Linux Driver Development, Application development
• Excellent debugging skills at kernel and user space and exposure to different debugging tools
• High level understanding of ARM & RISC (Instructions) OR MB Processor and Assembly Programming

Good to Have:

• Any Driver development exposure in Multimedia, Exposure to any one of the Linux Kernel Framework (Display, Camera Drivers, HDMI, GPU, MIPI, DRM framework, V4L2, etc.)

Job Area Engineering - Software

Location Remote

Job Description

This position is ideal for a Senior SW engineer who is passionate about solving challenging business problems and building security services that provide an excellent client experience. You will be an integral part of the vulnerability assessment product development team focusing on designing, coding, and testing new and enhanced security services for z/Linux. The successful candidate should be a self-motivated individual with expert software engineering skills and solid expertise with IBM mainframe technologies. Candidate must be flexible and willing to switch tasks based on team's needs.

Qualifications

Basic Qualifications

• Bachelor's degree in Engineering, Information Systems, Computer Science, or related field.
• 1+ years experience with Programming Language such as C, C++, Java, Python, etc.
• Linux kernel and device driver development
• Experience with development boards such as DragonBoard
• Experience with python, perl, rust, shell scripting
• C programming and debugging skills

Preferred Qualifications

• CPU and cache architectures
• Experience with JTAG and GDB debuggers
• Linux Kernel upstream patch submission
• CPU performance and power analysis

• Independent and self-motivated problem solver and strategic thinker
• Proficient in Git for development and patch/branch management

Essential Functions

• Good planning, time management, decision-making, presentation, and organization skills
• Effective written and verbal communication
• Excellent interpersonal and teamwork skills