Arka Hazra

Core Competencies:
 Linux/Unix Administration (RHEL, AIX, Solaris, HPUX)
 Linux OS Builds, Upgrades & Lifecycle Management
 Clustering & High Availability (Pacemaker, RHEL Cluster Suite, ServiceGuard, Power HA)
 Automation & Configuration (Ansible AWX, Rundeck, GitLab)
 Backup & Recovery (ReaR, Zerto, AIX- Mksysb, HPUX-Ignite, Veritas NetBackup)
 Security & Compliance (CIS Benchmarks, OpenSCAP, Qualys VMDR, CyberArk, Delinea PAM, SSL/TLS Certs)
 Monitoring (Netcool, Lpar2rrd, Xymon)
 Virtualization (VMware, Hyper-V, PowerVM, Solaris Zones) & Hardware (HP, IBM, Lenovo, SPARC)
 ITIL Processes (Incident/Change Management – Service Now, Remedy, Jira)
 Documentation (Wiki pages and SharePoint), Mentorship, Vendor & Stakeholder Collaboration
 Domain: Power and Utilities, Agro-Chemical, Retail, BFSI

 Certifications:
 ITIL® 4 Foundation - IT Service Management Certification
 Google Certified Associate Cloud Engineer
 MS certified Azure Administrator
 DataBricks Certified Gen AI Engineer Associate

ITILv4-certified Red Hat Linux Administrator with 14 years of IT Infrastructure Management experience including AIX, Solaris and HPUX, currently working as a Technology Lead at Tata Consultancy Services. Proven expertise in Linux/Unix server builds, Patching, OS upgrades, clustering, automation, and disaster recovery across large-scale, business-critical, Hybrid environments. Adept at vulnerability management, system hardening, security compliance, and privileged access management.
Hands-on experience with Ansible and Podman for automation, configuration management, and containerization. Recognized for strong problem-solving, cross-functional collaboration, and stakeholder communication. Prior hands-on experience with Veritas NetBackup and exposure to Google cloud platform (GCP).

B.Tech (Electrical Engg)