This is a position based in Bangalore India The duration of the apprenticeship program will be 1 year In this role you will work with cross functional teams ranging from Information Technology Engineering Tools software configuration management development and solutions test staff supporting PON Ethernet switching and routing software subscriber management for Triple Play services performance monitoring to network management to build integrate unit test and support software modules within a large-scale system Job Summary We are looking for Graduate Engineers to provide L1 technical support and monitoring for our systems and infrastructure This role serves as the first point of contact for technical issues ensuring high system availability and performance Key Responsibilities Provide 24x7 technical support for applications servers virtual infrastructure and network issues Monitor alerts proactively using Zabbix SolarWinds or similar performing L1 troubleshooting and escalating issues within SLA and meet MTTA and MTTN targets Monitor system performance identifying and reporting potential issues Manage escalations communicating with clients and vendors as needed Manage Jira queue effectively ensuring timely acknowledgment of tickets and meeting SLA requirements Monitor Slack and Teams for reactive issues and respond promptly to minimize MTTR Participate in incident management processes including incident detection response and resolution Maintain accurate documentation of technical issues and resolutions This role requires you to work in 24x7 rotational shift Required Technical Skills Server administration OS skills Windows Linux etc Networking fundamentals Routing TCP IP DNS DHCP etc Basic understanding of application architectures e g web application database Desired Technical Skills Scripting languages Python PowerShell Bash etc Automation tools Ansible Jenkins Terraform etc DevOps practices and tools CI CD containerization etc Soft Skills Excellent communication and customer service skills Ability to work in a quick-paced environment with multiple priorities Strong problem-solving and analytical skills Experience Engineers who graduated in 2024 and 2025 with internship experience in system administration technical support or a related field would be an advantage About Us PLEASE NOTE All emails from Calix will come from a calix com email address Please verify and confirm any communication from Calix prior to disclosing any personal or financial information If you receive a communication that you think may not be from Calix please report it to us at talentandculture calix com Calix delivers a broadband platform and managed services that enable our customers to improve life one community at a time We re at the forefront of a once in a generational change in the broadband industry Join us as we innovate help our customers reach their potential and connect underserved communities with unrivaled digital experiences This is the Calix mission - to enable BSPs of all sizes to Simplify Innovate Grow If you are a person with a disability needing assistance with the application process please Email us at calix interview calix com or Call us at 1 (phone hidden) Calix is a Drug Free Workplace