Infrastructure Operations & Cloud Security Lead

MOHAMMED ABDUR RAHMAN AATIF

Mobile: +91-991*******

E-Mail: ***************@*****.***

An accomplished IT professional with more than 11 years of expertise in asset administration and support service delivery, specializing in comprehensive IT operations management across diverse platforms and data centers. Targeting Opportunities in System Operations Management, IT Infrastructure Management, Automation & DevOps

Profile Summary

Currently excelling as an Infrastructure Engineer at Entain, skilled in supporting Linux/Windows, VMware and cloud platforms to drive organizational success.

Proven proficiency in operating systems hardening, patch management, cloud safety, firewall optimization, backup & disaster recovery, project management, vulnerability assessment, and network security management.

Known for cultivating collaborative team environments, prioritizing team success, and fostering innovation to improve work processes and team morale.

Exhibited capability to continuously learn and adapt to new technical skills and practices, coupled with strong interpersonal skills that maintain composure under pressure, resolve conflicts effectively, and build robust relationships.

Expertise extends to cloud platforms such as Amazon Web Services & Google Cloud Platform, Virtual/physical hardware management, storage & backup solutions, and security appliances.

Noteworthy achievements include the recent migration of data center VMs across regions, showcasing adaptability and strategic planning skills.

Proficient in orchestrating the management of large-scale VM environments, with a focused approach on optimizing, fortifying IT operations and ensuring seamless performance across multiple data centers.

Core Competencies

IT Infrastructure Management

System Operations

Automation Practices

DevSecOps Principles

Cloud Security

IT Service Delivery

Git-Ops

Disaster Recovery Planning

ITIL Framework

Project Management

Cross-functional Coordination

Team Management

Core Competencies

Cloud Platform: Amazon Web Services, Google Cloud Platform & Private Clouds.

Virtualization: VMware, KVM, Xen, Hyper V & Citrix Farm

Hardware: DELL, IBM, HP & Super micro (DRAC, ILO, IPMI)

Storage & Backup: NAS, NFS, CIFS, SAN, Veritas NetBackup/Backup Exec

RAIDS: RAID1, RAID5, RAID6, RAID 10 through RAID Controller Management like Megacli/3ware, HPE SSA

OS: (RHEL/OL/Amazon/Debian/Ubuntu/Fedora/CentOS), Wintel (2008/2012/2016/2019/2022), UNIX (AIX/Solaris)

Web Servers: Apache, Nginx, IIS

File-Systems: Ext4, LVM, VMFS, NTFS & XFS

System Services: DNS, SAMBA, NFS, NTP, FTPS, SSH

OS Tools: TOP, PS, SAR, NETSTAT, NMAP, IOSTAT, LSOF, SMEM, MTR, TASKMGR, IPTRAF & NETHOGS

Security Appliances: CrowdStrike, Nessus, Hammer, Okta, Snort, AppArmor, Lynis, Wireshark, Nikto

Firewalls: OS Firewalls, IAM, GCP Firewalls, ASG, AWS NACLs, TCP Wrappers, SELinux, SQUID, Proxy with TLS/SSL & WAF

Servers/Apps Monitoring Tools: Icinga, Zabbix, Grafana, Log-insight, PRTG, New Relic, Cloud Watch Metrics, Stack driver, AppDynamics & ELK.

Databases: AWS RDS, Aurora, Reddis, Influx DB, Memcached, Cloud SQL, MySQL, Maria DB, & PostgreSQL

Automation: Bash, PowerShell, Ivanti, IBM Tivoli, Red Hat-Satellite, Puppet, Cron, Ansible, chef, Jenkins & Spacewalk

Competence: POC, DEV, TEST, UAT, COB/DR & PROD

Organizational Experience

Dec'24-Till Date, Infrastructure Engineer, ENTAIN

Feb’22-Nov’23, Senior Systems Analyst, Entain(ivycomptech)

Key Result Areas:

Orchestrated management of 10,000 VMs across strategic data centers in Ireland, London, and Gibraltar, achieving a 30% improvement in operational efficiency and a 40% reduction in downtime, thereby enhancing overall infrastructure reliability and performance.

Crafted Linux VMs/Containers using Ansible playbooks in vCenter, managed inventory, and configured group/host variables to meet hardware requirements, cutting deployment time by 25%.

Executed seamless migration of data center VMs from Gibraltar to Ireland, coordinated with project managers, and developed a comprehensive excel spreadsheet, ensuring a recovery time objective (RTO) of under 2 hours and minimizing business disruption.

Tactically selected and implemented network IP ranges and segments from vCenter uplink ports, ensuring precise mapping in GestioIP/netbox, reducing network latency by 30%.

Innovatively registered and organized hostnames with IP using a specialized registry script, collaborated with the storage team to meet space and compute resource requirements, and improved resource utilization by 20%.

Pioneered development of Ansible playbooks for seamless Telegraf agent installation on Linux VMs, tailored scripts for VMware tools deployment and validation, and improved application response times by 35%.

Delivered 24/7 on-call support for critical production services, including BIDS, NRM, MS-SQL servers, and BI server apps running on Windows through Citrix applications, achieving a 90% issue resolution rate within the first response.

Actively participated in daily standup calls and biweekly meetings, provided authoritative status updates on infrastructure tasks, and achieved a 90% employee satisfaction rate, fostering a collaborative and transparent work environment.

Proactively executed LVM expansions during critical business weekends using Ansible playbooks and strategically expanded Windows drives, increasing storage capacity by 20%.

Steered comprehensive VM hardware upgrades across diverse regions and locations within data centers, achieving a 25% improvement in infrastructure performance.

Spearheaded configuration of dynamic Grafana dashboards, migrated from outdated versions to the latest iteration, and improved monitoring accuracy by 20%.

Managed Linux OS ACLs through Puppet, effected changes in the Hiera DB, and implemented Squid proxy URL whitelisting through PuppetHub, reducing security incidents by 60%.

Deployed impactful proxy changes and access controls through PuppetHub, added new entries for IP-based access and user-based sudo access to files, and improved access control efficiency by 30%.

Expertly troubleshooted issues related to CPU, RAM, disk, and network using advanced OS tools and Grafana graphs, resolved VMware-related challenges, and reduced troubleshooting time by 40%.

Mastered user and group administration through Domain Administration scripts for Linux and concurrently managed diverse Windows domains, improving administrative efficiency by 30%.

Collaborated with diverse teams and product stakeholders to resolve intricate disk-related issues reported through Icinga, reducing issue resolution time by 25%.

Organized updates of golden templates before deploying servers in diverse environments and executed VM hardware upgrades, improving deployment efficiency by 20%.

Proactively addressed business needs by dynamically adding CPU/RAM based on VM performance in Grafana and strategically reducing CPUs based on application performance, improving resource allocation efficiency by 15%.

Nov'19-Nov'21, Platform Security Engineer, TECHOLUTION

Key Result Areas:

Strengthened enterprise business applications across Linux, Windows, VMware, AWS, and GCP platforms, enhancing system robustness and reliability.

Conducted comprehensive vulnerability assessments using Nessus scanner, resolved critical issues across ILOs and Windows/Linux platforms, and facilitated seamless collaboration between infosec and IT operations, significantly reducing security risks.

Implemented strategic measures to address Windows registry issues and configure Linux servers, aligning with InfoSec recommendations to enhance system stability and security.

Managed AWS accounts with a focus on Security, Compliance, and Cost Optimization, organized impactful meetings with DevOps/Platforms teams for rigorous Cost and IT Security audits, contributing to substantial cost reduction initiatives.

Streamlined AWS backups using EBS Life Cycle Manager, conducted precise incremental backups for targeted Linux/Windows instances via AWS CLI scripts, and configured SSH public/private keys, bolstering security and reducing backup times by 20%.

Managed AD Users and Groups across diverse environments (PROD, QA, TEST, TRN), orchestrated seamless AD Sync between Domains on AWS, and configured ACL-enabled partitions, improving project execution efficiency by 15%.

Collaborated with middleware teams to design and configure Jenkins pipelines, orchestrated flawless deployments in UAT and PROD domains, and developed comprehensive Dashboards in Cloud Health, optimizing AWS services and addressing budget constraints, resulting in a 25% improvement in deployment efficiency.

Upgraded the HP OneView appliance, integrated HP hardware seamlessly into the OneView Server across the DC, and generated ILO certificates for smooth interactions with HP for hardware replacement, reducing hardware deployment time by 50%.

Deployed and managed critical applications in UAT and PROD Windows/Linux/Solaris Servers with WebLogic Clusters and Apache servers, led successful upgrades and modifications aligned with development team requirements, improving application performance by 35%.

Implemented a robust configuration of the PRTG Monitoring Tool for Windows Servers across diverse platforms, enhancing monitoring accuracy and reducing downtime by 25%.

Effectively addressed issues related to CPU, Memory, and Service configurations on Windows/Linux, improving system performance and reducing incident resolution time by 20%.

Executed patching for DEV/PROD machines and instances, leveraging PowerShell and bash scripting for automation tasks, reducing manual intervention by 50% and improving patching efficiency.

Composed strategic scripting for tasks like CrowdStrike installation and PROD AD data migration to Non-PROD Active Directory Domains, streamlining processes and reducing migration time by 10%.

Previous Experience

Dec'17-Nov'18, Assoc. Technical Delivery Manager, Accolite Software India (P) Ltd.

Dec'14-May'16, Sr. Linux Administrator, Mize Software Solutions (P) Ltd., Hyderabad

Nov'13-May'14, Sr. Linux Administrator, Citibank, Malaysia, Kuala Lumpur

Oct'12-Nov'13, Sr. Systems Executive, Cognizant Technology Solutions (P) Ltd., Hyderabad

Apr'11-Oct'12, Jr. System Administrator, Digital Nirvana Information Systems (P) Ltd., Hyderabad

Education

2009: B.Tech. (CSE), First Division from Jawaharlal Nehru Technological University, Hyderabad, India.

Accreditations

AWS Certified Solutions Architect - Associate

VMware Certified Professional (VCP-V6)

Red Hat Certified Engineer (RHCE V5/6/7)

Red Hat Certified System Administrator (RHCSA V6/7)

ITIL V3 Foundation certified in ITSM

IBM Certified P Series Administrator v5

Personal Details

Date of Birth: 15th October 1987

Languages Known: English, Hindi, Urdu & Telugu

Address: 18-8-221/8/A/2 Barak Manzil, Riyasath Nagar, Hyderabad.

Nationality: Indian

Marital Status: Married

Number of Dependents: 4

Passport No.: Z6256564

Driving License: Valid Indian Driving License

Annexure

Project

NRS

Clients

News America Marketing

Duration

1 year 5 months

Team Size

4 members

Environment

Unix, Solaris, RHEL, Oracle Linux, VMware, AWS

Details

Focus point of the project was to Secure On-Premises, AWS Services with Cost Optimization.

Role

Platform Security Engineer

Responsibilities

Securing end points of AWS network using trusted advisor and cloud health tool.

Alternation of instance types based on observation and case study over two weeks.

Backup Exec to Veritas Net-backup migration of Jobs on Windows and Linux platforms with policy configuration for incremental and full backups.

Troubleshooting failed backup jobs once configured and involving vendor support if required.

Windows registry modification based on reported generated in tenable scanner.

Encrypting AWS EBS volumes and configuring lifecycle manager policy for backups in AWS accounts

Conducting meetings with platforms/DevOps teams for cost and security enhancements.

Project

Customer Central

Clients

AGCO, Trimble & Bluebird, USA

Duration

1 year 5 months

Team Size

2 members

Budget

USD 5 million

Environment

Amazon Web Services, Linux Administration, Cloud Watch Alerts, Jenkins & Nexus.

Details

The objective of this project was on support of Cloud Infrastructure on Amazon Web Services and providing support from end to end on Cloud Services

Role

Senior Linux Administrator

Responsibilities

Spinning Instances Linux/Windows, Load balancer, Cloud Administration

Cloud Architecture Review, High Availability, Reliability and Durability of Services on AWS

Automation Manual Operation commands and Application, ansible playbooks.

JSON policies and IAM, ACLs, NACL, IAM Roles.

Project

MonitorIQ

Clients

Univision, Comcast, ABC, CBN & NBC, USA

Duration

1 year 6 months

Team Size

4 members

Budget

USD 25 million

Environment

Debian OS, C++, Python, PHP, Open VPN, Putty

Details

The scope of this project was for MonitorIQ Product deployment, hardware verification and IT operations

Role

Junior System Administrator - Installation, Configuration, Troubleshooting, handling tickets, Support over telecom.

MySQL Administration, repaired tables when crashed and File-system clean ups and fixes based on needs.

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