Senior IT Engineer
Xenovex Technologies Pvt Ltd
Location: Chennai, Tamil Nadu | Employment Type: Full-Time, In office
About the Role
Xenovex Technologies is looking for a Senior IT Engineer to own and drive our cloud, infrastructure, and IT operations function. This role is central to keeping our production systems, security posture, and monitoring stack running reliably, while continuing to modernize our infrastructure across GCP, AWS, and Azure. You will work closely with development and leadership teams, manage vendor and licensing relationships, and act as a technical authority on system administration, networking, and DevOps practices.
Key Responsibilities
Administer and maintain Linux (Ubuntu) and Windows Server environments, including provisioning, user/permission management, and performance troubleshooting.
Design, deploy, and support cloud infrastructure across GCP, AWS, and Azure, including cost-optimized architectures for scaling systems.
Own network administration end-to-end: TCP/IP, DNS, DHCP, VPN (IKEv2/SSL, FortiGate, Pritunl), reverse proxies, load balancing,



and firewall configuration.
¢ Configure and optimize web servers (Nginx, Apache) including virtual hosts, SSL/TLS, security headers, and reverse proxy setups for production workloads.
¢ Manage production databases (PostgreSQL, MSSQL, MariaDB/MySQL) including migrations, backup/restore, and performance tuning.
¢ Build and maintain CI/CD pipelines (Jenkins, Git/Gitea) and automation scripts (Bash, Python) for deployments, backups, and health checks.
¢ Administer Microsoft 365 environment: Entra ID, SharePoint Online, Teams, licensing, and Partner Center management.
¢ Operate and maintain the security and monitoring stack: Zabbix, Wazuh XDR/SIEM, Grafana, ELK, endpoint security, and vulnerability management.
¢ Manage identity and access infrastructure: Samba AD, LDAP, Kerberos, and domain administration for on-premises systems.
¢ Maintain ISO compliance as Management Representative (ISO 27001, ISO 90

📌 Walk-in || Senior IT Engineer (Chennai)
🏢 Xenovex Technologies
📍 Chennai