Biplab Mondal

System Administrator @ Omantel

About

Having overall 14+ years experience, currently working as a Cloud DevOps Engineer and Unix SME adept at architecting, optimizing, and scaling robust cloud infrastructures. Specializing in merging DevOps practices with agile methodologies to accelerate delivery cycles and reduce costs. During my career, I have worked on many projects and I have extensive experience working on Various Unix based operating Systems especially AIX and RHEL, Storage technologies , hardware & data centre operations.

Country

Oman

City

Bawshar

Industry

Information Technology & Services

Skill

OpenShift, Cloud Migration, Storage Virtualization, VMware vCenter, Monitored Natural Attenuation, IBM High Availability Cluster Multiprocessing (HACMP), VMware, Threat & Vulnerability Management, HMI Configuration, 3PAR, AWS CodePipeline, VMware VTSP, NetBackup, Patch Management, Slurm Workload Manager, Network Configuration, Identity and Access Management (IAM), High Availability Clustering, ADFS, Server Virtualisation

Experience

System Administrator

Omantel

2024-8 - Present · 2 yrs 2 mos

Muscat, Masqaţ, Oman

Power System Engineer

Tata Consultancy Services

2018-11 - Present · 7 yrs 11 mos

Designed, deployed, and managed hybrid infrastructure across AWS, Azure, GCP, and on‑prem IBM Power environments. Migrated on‑premise Windows and Linux workloads to cloud platforms with minimal downtime. Built and automated infrastructure using Terraform and Ansible. Administered Azure services including VMs, networking, storage, and Active Directory integration. Designed and supported OpenShift container platforms. Developed and maintained CI/CD pipelines using Jenkins, Git, Maven, Docker, Ansible, and Nexus. Architected and managed AWS environments (EC2, VPC, IAM, S3, ELB, Auto Scaling, Lambda, SNS/SQS, Kinesis). Designed secure IAM roles, network security, and DR strategies.

DevOps Engineer

Tata Consultancy Services

2014-10 - Present · 12 yrs

Kolkata, West Bengal, India

System Administrator

Tata Consultancy Services

2014-10 - 2018-11 · 4 yrs 2 mos

Developed shell scripts for server builds, patching, backups, and user management. Automated OS hardening as per CIS benchmarks for Linux, Windows, and AIX. Managed enterprise patching using SCCM, SUMA/NIM, and Red Hat Satellite. Administered Windows services: AD, ADFS, DHCP, DNS, IIS, DFS, and GPOs. Upgraded and maintained VMware ESXi, vCenter, networking, and storage. Performed firmware upgrades and hardware deployments for IBM Power and HP Superdome systems.

System Administrator

Hewlett Packard Enterprise, Kolkata

2013-6 - 2014-10 · 1 yr 5 mos

System Administrator

Hewlett Packard Enterprise (HPE)

2013-6 - 2014-10 · 1 yr 5 mos

Administered Linux, AIX, HP‑UX, Solaris, and Windows environments. Built and supported high‑availability clusters (HACMP, RHEL, Windows). Managed NetBackup and Commvault backup solutions. Supported SAN, DR, replication, and storage operations. Assisted with network configuration including VLANs, gateways, firewalls, and DMZ.

Junior System Administrator

HCL Infosystems Limited, Kolkata

2011-7 - 2013-6 · 2 yrs

Junior System Administrator

HCL Infosystems Ltd.

2011-7 - 2013-6 · 2 yrs

Monitored and maintained physical and virtual infrastructure. Administered Windows and Linux servers, patching, and antivirus updates. Created and maintained virtual machines and templates. Supported AIX and HP‑UX backups and basic Active Directory operations.