SeniorAdministrator - Linux, Red Hat Cluster, Red Hat Satellite

Job Summary

The Sr. Administrator for Support & Operations plays a critical role in delivering advanced technical support and operational excellence. This position is responsible for troubleshooting complex issues, conducting root cause analysis, and ensuring that our services meet quality standards, ultimately contributing to positive customer feedback and satisfaction.

Key Responsibilities

1. Provide Advanced Technical Support For Complex Incidents Related To Linux And Redhat Satellite, Conducting Thorough Root Cause Analysis To Implement Effective Solutions For Technical And Security Challenges.
2. Adhere To Quality Standards And Regulatory Requirements While Ensuring Compliance With Company Policies Throughout Support Operations.
3. Manage And Update The Knowledge Base, Contributing To Effective Documentation And Ongoing Training For New Team Members And Analysts.
4. Resolve Complex Support Tickets Within Agreed Slas And Collaborate With Cross-Functional Teams To Enhance Operational Efficiency And Strengthen Security Posture.
5. Drive Customer Satisfaction By Achieving High First Call Resolution Rates, Minimizing Rejected Resolutions And Case Reopenings, And Proactively Mitigating Security Threats.

 Job Purpose SME is responsible for Incident, Change, Knowledge, Availability and Capacity Management for Linux operating system.  Manage L2/L3 production/project support activities.  Administer and manage Linux/UNIX servers.  Monitor system performance and ensure system security  Excellent communication and facilitation skills  Experience or familiar on tools like ticketing and monitoring tools.  Responsible for coaching and mentoring the team members.  Willingness to work on flexible working hours including weekends. Involved in Routine Operational support and troubleshooting.  Job Scope Should have experience in Monitoring and L2/L3 Incident & Change Management.   Expert level experience in Linux and its related sub-components.  Produce and maintain documentation of the Linux environment  \Should have experience in file-system management : Create and manage filesystems   Create and manage logical volumes   Create and manage volume groups  Manage physical and virtual devices  Maintenance and management of Hardware RAID  Understand storage area networks and the representation in the operating system to be able to define and debug LUN integration into the operating system Should have experience  open vendor calls and collect usually required information   Should have experience in system and network management and security, especially:  Configure network devices (including Ether channel, IPv4, and IPv6)  Troubleshoot network issues  Configure and manage remote access including ssh and ssl configuration  Understand system hardening procedures  Unix / Linux OS management, support and troubleshooting  Clustering knowledge, PCS of Linux Should have knowledge of DNS, NIS, Proxy and LDAP  Should have knowledge of shell scripting.  Configuring VPC peering & Transit gateways between customer and HEC network to allow the communication. Used security groups, subnets, network ACL’s, internet gateways and route tables to ensure security for customer networks. Creating, managing internal & external load balancers to allow the public network communication with specific ports. (Azure) Configuring VNET & VWAN peering between different networks to allow communication. Used network security groups, subnets, route tables, local network gateway and application security groups to ensure security for customer networks. Configuring Cloud NAT (GCP)  Working knowledge on Pacemaker cluster Background:  The candidate should be degree educated and needs to have at least 6-8 plus years solid experience of Linux Operating System.  Certification on Linux is an added advantage  Knowledge on any cloud technologies (AWS/Azure/GCP) is an added advantage   Technology buzzwords:  Linux, DNS, Proxy, DHCP and LDAP  \\\\r\\\\n\\\\r\\\\nKnowledge on cloud administration (AWS/AZURE/GCP)  Pacemaker cluster knowledge 

Skill Requirements

1. Advanced Proficiency In Linux And Redhat Satellite Management.
2. Strong Understanding Of Redhat Cluster Technologies.
3. Excellent Problem-Solving Skills With A Focus On Root Cause Analysis.
4. Familiarity With It Service Management Frameworks And Processes.
5. Effective Communication Skills For Customer Interaction And Team Collaboration.

Other Requirements

1. Red Hat Certified System Administrator (Rhcsa) Certification Is Optional But Valuable.
2. Itil Foundation Certification Is Recommended For Best Practices In Service Management