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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
Python Embedded Engineer
Location: Chennai
Experience : 3+ years
Budget : 1.2 LPM
We are looking for
Python Engineer who has experience in embedded system is must. Please look for the candidates who are trustworthy and good in communication.
We are looking for a skilled Python Embedded Engineer with 3+ years of experience and exposure to embedded systems.
The ideal candidate will work closely with cross-functional teams to design, develop, and optimize software solutions that interact with hardware and embedded platforms.
Key Responsibilities
Design, develop, and maintain robust Python-based applications and tools.
Work on embedded system software development and integration.
Collaborate with hardware, firmware, and system teams for end-to-end solution development.
Optimize software performance for embedded environments.
Debug, troubleshoot, and resolve system-level issues.
Participate in code reviews and ensure adherence to coding standards.
Contribute to testing, validation, and product release activities.
Required Skills & Qualifications
3+ years of professional experience in Python development.
Strong understanding of software development fundamentals.
Experience or exposure to embedded systems is preferred.
Knowledge of hardware-software interaction and communication protocols.
Familiarity with Git or other version control systems.
Good analytical and problem-solving skills.
Strong communication and teamwork abilities.
Good to Have
Experience with C/C++.
Knowledge of RTOS or Linux-based embedded systems.
Experience with microcontrollers, sensors, or device drivers.
Exposure to CI/CD and automated testing frameworks.
- 8+Years of Exp in C++ Developement
Software: C++, Jenkins, Visual Studio, Linux, CheckMarx, GitHub, Google test framework.
Application Architecture: Scalable, Resilient, Cloud deployable, high performance based.
DB: Oracle
Libraries: CPLEX (knowledge of CPLEX is a plus)
2. Embedded development – preferably middleware development
3. Multimedia domain, like – AV, Gstreamer, RDK, DASH, DRM (widevine and playready), HLS, OTT app integration(Chromium/Cobalt integration for any AV apps, such as YouTube, Netflix, Amazon prime, Disney etc.)
Job Description
Embedded Software/Firmware Design and Development on OS/Non-OS based platform
Necessary system architecture development and implementation
Device, sensor and gateway selection and integration based on industry use case.
Development on Image Analytics and Cloud/Platform integration
Development or integration of Cloud/Platform communication protocol
Technical Documentation and Testing of the developed system
Desired Skills, Knowledge& Experience
B. Tech/M. Tech/MCA with 8-10 years of industry experience
Strong programming skills in C/C++ and Python development in Linux
Experience in device or sensor communication interfaces (wired/wireless, short range/long range).
Experience of microcontroller and microprocessor.
Knowledge of IoT gateway firmware development, container, and OS hardening.
Experience in device communication protocol, Edge computing and processing
Competent in application development for Image processing, transmission, and storage
Good understanding and of programming primitives, data structures, multi-threading and memory management techniques
Strong command over complex sensor and hardware control logic to work seamlessly with edge devices or gateway
Proactive and Self motivated
Strong verbal and written communication skill
- Extensive knowledge of linux kernel internals.
- Good knowledge of C programming language.
- Familiarity with any processor architecture, virtualization, storage and network management.
- Strong experience in debugging linux kernel mode
- Debugging experience across hardware and platform firmware.
MINIMUM QUALIFICATIONS, Roles and responsibilties:
- BS/MS in Computer Engineering or related technology field
- 10+ Years of Experience in Software Development
- Experience in writing code for embedded systems, Proficient in C/C++ coding and intel DPDK
- Understanding of network interface drivers
- Experience with VMware, AWS, MSAzure, Google Cloud Platform.
- Knowledge of micro services and containerization
- Experience in building Networking Security Products
- Knowledge of Networking, TCP/IP Protocol Suite
- Design, code embedded features/solutions for the ShieldX Product
- Design write, extend and troubleshoot datapath code for switching, routing, NAT, TCP and TLS
- Work closely with other development , Product and Test Teams
- BS/MS in Computer Engineering or related technology field
- Excellent communication and Team player skills
- Should be a self-starter and be able to adopt to dynamic fast-paced environment.
- Able to work 40 hours a week












