Linux Pacemaker clustering and AWS

Linux Unix System Administration RHEL SUSE CentOS

Lead the design deployment and lifecycle management of enterprise grade Linux systems SAP HANA RHEL 8 9 CentOS SUSE

End to end administration of OS environments including Volume File System user access management OS hardening LVM NFS multipathing and patching

Perform proactive system performance tuning kernel upgrades log analysis and security compliance enforcement CIS STIG benchmarks

Automate OS provisioning and configuration using Ansible Bash Shell Python or Perl

SAP HANA High Availability with Pacemaker Clustering

Architect implement and maintain SAP HANA Pacemaker Clusters on RHEL SUSE for mission critical workloads

Provide end to end operational support for RHEL CentOS Ubuntu and SUSE environments

Perform patching kernel upgrades filesystem user administration and OS lifecycle management

Configure and manage advanced cluster components Fencing mechanisms and SBD STONITH Block Device

Manage Resource Agents RA Resource Groups Constraints Quorum STONITH

Conduct failove failback testing log analysis and real time troubleshooting of cluster behavior and node failures

Build runbooks SOPs for SAP HA operations participate in DR drills and ensure continuous HA DR readiness

Collaborate with SAP Basis DBAs and infrastructure teams for seamless application onboarding and cluster validations

Cloud Infrastructure Operations AWS Azure

Hands on administration of cloud infrastructure components AWS EC2 S3 RDS PostgreSQL Oracle IAM EBS Auto Scaling VPC Route53 CloudWatch Lambda EKS

Azure VM Scale Sets Blob Storage Azure IAM AKS Azure Monitor NSG VNets

Databases Oracle SQL Server MySQL PostgreSQL

Deliver day to day operations and maintenance of RDS DBAAS instances including version upgrades backup restoration schema refresh SSL renewal and high availability

Implement cost optimization strategies eg Graviton migration decommissioning rightsizing storage cleanup

Enforce cloud security best practices IAM policies tagging strategies encryption and compliance controls

Automation CI CD and Infrastructure as Code IaC

Automate OS and Cloud operations using Ansible Terraform CloudFormation and GitHub Actions pipelines

Build reusable infrastructure templates and scripts for provisioning and configuration management

Support version controlled infrastructure workflows peer reviews and Github models

Develop and maintain internal tools scripts for monitoring reporting and alerting

Operations Incident and Change Management

Actively manage ITSM lifecycle through tools like ServiceNow or equivalent platforms Incident Problem Change Service Request

Root Cause Analysis RCA and Permanent Fix Implementations PFI

Ensure SLA adherence timely patching audit readiness and service health reporting

Maintain operational knowledge base KB and document troubleshooting guides and architecture references

Preferred Qualifications

Bachelor degree in computer science IT or related field

Certifications preferred RHCSA RHCE AWS SysOps Admin Azure Administrator CKA DB specific certs

Nice to have skills

Experience in SAP HANA on cloud and hybrid setups

Exposure to Kubernetes based workloads EKS AKS and containerized applications

Familiarity with Prometheus Grafana stack for observability

Understanding of DevSecOps concepts Github and secure CI CD pipeline practices

About Virtusa

Teamwork, quality of life, professional and personal development: values that Virtusa is proud to embody. When you join us, you join a team of 27,000 people globally that cares about your growth — one that seeks to provide you with exciting projects, opportunities and work with state of the art technologies throughout your career with us.

Great minds, great potential: it all comes together at Virtusa. We value collaboration and the team environment of our company, and seek to provide great minds with a dynamic place to nurture new ideas and foster excellence.

Virtusa was founded on principles of equal opportunity for all, and so does not discriminate on the basis of race, religion, color, sex, gender identity, sexual orientation, age, non-disqualifying physical or mental disability, national origin, veteran status or any other basis covered by appropriate law. All employment is decided on the basis of qualifications, merit, and business need.