Senior Infrastructure Engineer Job at Alter Domus (Hyderabad)

Job Responsibility

Manage Linux infrastructure (RHEL, CentOS, Ubuntu, SUSE), including installation, patching, upgrades, and troubleshooting
Perform OS-level monitoring and tuning (CPU, memory, disk, processes, kernel)
Maintain file systems and storage configurations (LVM, NFS, ext4, xfs)
Design and manage monitoring and alerting frameworks
Configure and tune alerts for system, application, and network performance
Ensure high availability and continuous system monitoring
Administer monitoring tools such as Prometheus, Grafana, Zabbix, Nagios, ELK, and Splunk
Build dashboards and track system health, KPIs, and performance trends
Perform proactive health checks and capacity planning
Troubleshoot complex issues and perform root cause analysis (RCA)
Lead incident response and collaborate with cross-functional teams
Continuously improve monitoring and alerting strategies
Automate tasks using Bash, Python, and Ansible
Develop scripts for monitoring, alerting, and self-healing processes
Optimize systems for performance, scalability, and reliability
Implement security hardening and monitor for threats
Manage user access and ensure compliance with security standards
Maintain SOPs, documentation, and runbooks
Share knowledge and support continuous process improvement

At least 7-8 years of experience in Infrastructure administration
Strong hands-on experience with Linux systems (RHEL, Ubuntu, SUSE)
Proven expertise in Linux system administration, performance tuning, and troubleshooting
Experience with monitoring and alerting tools such as Prometheus, Grafana, Zabbix, Nagios, ELK Stack, or Splunk
Strong understanding of observability, logging, and system health monitoring
Proficiency in scripting and automation tools (Bash, Python, Ansible)
Good understanding of networking fundamentals (TCP/IP, DNS, HTTP)
Familiarity with virtualization and cloud platforms
Experience in capacity planning and performance optimization
Strong troubleshooting and analytical skills
Ability to manage critical incidents and perform root cause analysis
Experience working in enterprise or global infrastructure environments
Excellent communication and collaboration skills

Support for professional accreditations such as ACCA and study leave
Flexible arrangements, generous holidays, plus an additional day off for your birthday
Continuous mentoring along your career progression
Active sports, events and social committees across our offices
24/7 support available from our Employee Assistance Program
The opportunity to invest in our growth and success through our Employee Share Plan