Linux System Administrator L2/L3

1 month ago


Mumbai, Maharashtra, India Justdial Full time

About Justdial

Justdial is India's leading local search engine, offering a wide range of services including bills and recharge, book a table, book a cab, book movie tickets, deals & offers, flight tickets, JD events, ordering groceries, order food, order flowers, and more. With a presence in all major Indian cities, Justdial is a one-stop-shop for anything, anytime, anywhere.

Job Description

We are seeking a highly skilled Linux System Administrator L2/L3 to join our team at Justdial's Mumbai location. The successful candidate will be responsible for managing Linux server infrastructure, troubleshooting, technical support, and network security.

Key Responsibilities

  • Manage Linux server infrastructure, including installation, configuration, and troubleshooting.
  • Provide technical support and maintenance for Linux systems and applications.
  • Implement and maintain network security measures to protect against threats and vulnerabilities.
  • Collaborate with cross-functional teams to ensure seamless integration of Linux systems with other technologies.
  • Stay up-to-date with the latest Linux technologies and best practices to ensure the highest level of system performance and security.

Requirements

  • Excellent knowledge of Linux OS installation, troubleshooting, kernel tweaking, hardening, and OS log analysis.
  • Linux filesystem knowledge, including types of file systems and their aspects, tweaking file systems for specific purposes, etc.
  • Managing Linux system users, user rights, IPTABLES/Firewall, SELINUX, HIPS, etc.
  • Server troubleshooting, including load troubleshooting, iostat, process-tracing, etc., network level troubleshooting.
  • Basic knowledge of networking, including routes, IPv6, subnets.
  • Setting up and full knowledge of web technology, including DNS, HTTP Server setup, Load balancing, etc.
  • L7 security concepts and a good awareness of security.
  • Utilities/programming, including awk, sed, shell scripting, ansible, nagios-setup, etc.
  • Knowledge of database clusters, including MySQL, MongoDB, Elasticsearch, ELK, Redis, etc.
  • Jenkins, Gitlab, etc.
  • Docker/K8 setup.

What We Offer

Justdial offers a competitive salary, comprehensive benefits package, and opportunities for professional growth and development.

Language

English



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