Mohammed Abdur Rahman Aatif

**-*-***/*/*/* Barak Manzil, Riyasath Nagar, Hyderabad-500059

Email: ac7lul@r.postjobfree.com

Mobile: +91-960*******

A qualified Technocrat turned into a dynamic IT Professional having more than 7.6 years of rich and professional experience, including over 7 months of International (Malaysia) experience, in Asset Administration/Management & Support Service Delivery and now seeking leadership challenges, to utilize acquired skills/experience and drive Operation/Support Management initiatives for Organizational & Professional Growth

Support Services Lead / Senior Linux Engineer / Cloud Administrator-Linux

Profile Highlights

A reliable and diligent Technical Support Delivery Professional, with successful track record of hands-on experience in planning, designing, installing, configuration and remote support of IT Assets and having capability of networking on multiple platforms and governed by communication protocols along with providing Product Support/Upgrade for non-production environment

Currently engaged as Associate Technical Delivery Manager with Aurea Software Inc., India, since Dec 2017. Providing Technical Support to customer for in installing, configuring and troubleshooting product Jive along with Jive Product Upgrade, Jive Technical Health Checks, Java Garbage Dump Analysis, Architecture and Infrastructure Reviews

Experienced in IT Asset Management including planning, deployment, administration and support of Hardware/Network equipment/peripherals, Platform (OS), System Services, Servers & Desktop, including trouble shooting of same, remotely, for clients

Team Leader: Deft at tasking, delegation, monitoring, feedback of team performance as well as in skills like conflict resolution, client coordination and mentoring

Team Player: A cohesive, analytical & problem solving individual and having planning, communication, interpersonal skills and ability to adopt technical challenges/changes

Core Skills

IT Service Excellence

Cloud Computing

Project Coordination

System Administration

Network Management

Database Administration

Technical Support Services

Analytical problem solver

Virtualization/Clustering

Education

B.Tech (Computers), from Jawaharlal Nehru Technological University, Hyderabad (2009) with 60%

Accreditations

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

Red Hat Certified System Administrator (RHCSA-Enterprise Linux V6/7)

IBM Certified P Series Administrator v5

ITIL V3 (Foundation) certified in ITSM

VMware Certified Professional (VCP-V6)

Technical Skills

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

Storage Technologies: NAS, NFS, CIFS, SAN

Virtualization: VMware VSphere, VMware ESXi, KVM, Xen/DAS

Web Servers: Apache, Engine-X, Proxy and SSL implementation

Operating Systems: Linux (Red Hat Enterprise/Amazon/Debian/Ubuntu/Fedora/CentOS), WIN 2008/2012, UNIX (IBM-AIX/Solaris)

File-Systems: Ext3, Ext4, LVM, VMFS, NTFS & XFS

Cloud Platform: AWS (EC2/VPC/S3 bucket/ACM/ELB (classic/app)/Elastic IPs/Live EBS/EFS/DirectConnet/Route 53/Workspaces/Auto Scaling)

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

OS Monitoring Tools: TOP, PS, SAR, NETSTAT, NMAP, IOSTAT, LSOF, IPTraf

Server Security: RAID1, RAID5, RAID6 through RAID Controller Management like Megacli/3ware

Security Appliances: Kernel updates, VTM patches, IPTables, TCP Wrappers, SELinux, ACLs, SQUID, Amazon Security Groups, NACLs

Firewalls: Linux/Windows Firewall

Server Monitoring Tools: Nagios, Ganglia, Zabbix, MRTG, GNOME System Monitor, Cloud Watch Metrics, PCON & Conky

Databases: Oracle, RDS, MySQL, Maria DB, & PostgreSQL

Automation: AWS CLI, BASH, CRON, AT, Puppet, Jenkins

Competence: Development, Test, UAT, COB, POC & Production

Career Chronicle

Accolite Software India (P) Ltd., India

Associate Technical Delivery Manager (Dec 2017 onwards)

Accountabilities:

Currently reporting to the Technical Delivery Manager, providing remote Technical Support to clients in installing, configuring, troubleshooting and major to minor upgrades of the product Jive.

Participating in mapping of the architecture & application properties, while configuring Jive in clustered environment with various services like Activity Engine, Cache, and Search with Ingress replicator and Document Converter.

Coordinating installation, configuration, troubleshooting and SSL implementations of the Apache software Load Balancer, while performing remote upgrades for non-production environments at client location.

Designing POC, DEV, TEST and STAGING environment for Jive installation in both the Jive Cloud and On-Premises environment at client site as well as set-up Networked File system Servers for binary storages.

Fine tuning application system properties, kernel properties of OS Linux and configuring Java Virtual Machine for Jive application under different setups like development, testing, staging and production.

Conducting review of on-site Apache logs, Thread dump analysis for client servers and garbage collection of Jive Application, Activity Engine & Search Service for recommendations on CPU cores/RAM as well as for giving comprehensive report to the customers.

Engaged in multiple tasks like Installation/Configuration of PostgreSQL Server, configuring Network File System for development nodes of the application, changing permissions of user/group and acquiring Open-SSL certificates for Load balancer.

CA Technologies India (P) Ltd., Hyderabad, India

Sr. Platform Administrator (Dec 2016 to Mar 2017)

Accountabilities:

Reported to the IT Manager Operations for participating in migration of on premise IT Services to AWS cloud platform including applications on AIX machines to AWS Linux machines, Linux Servers patching, Kernel tuning, etc.

Coordinated AWS Users creation, installation of Load balancers, VPC, Subnets, etc, creating AWS VPC in US west region, under which two production subnets, three non-production subnets were allocated for EC2 and ELBs in different AZs using CIDR.

Configured Internet Gateway to external ELBs, facing internet subnet routing table, installed Chef Agent across 500 UNIX servers, to rectify unknowns from INFRABOT (Mongo DB) and conducted trouble shooting of Load on Servers.

Participated in Apache web servers code configurations, while modified Live EBS for non-production machines with zero downtime and encrypted EBS of 250 RHEL 6/7 versions PROD servers during non-business/weekends.

Conducted daily meetings to follow up on approvals on changes in PROD for installation/configuration of Privilege Access Manager (PAM) tool, along with team tickets assignments for resolution.

Optimized cost on EC2/RDS instances from m3, m3.x, r3, r3.x type to t2, t2.x series type based on last three months report generated from AWS detailed monitoring metrics.

Engaged in assistance to the NOC Team whenever needed, successful deployment of Chef Client and SWAP creation on MySQL production instances on EC2 from alerts configured in NIMSOFT tool.

M-ize Software (P) Ltd., Hyderabad, India

Sr. Linux Administrator (Dec 2014 to May 2016)

Accountabilities:

Reported to the Senior Java Architect, as individual contributor and as Cloud Infrastructure Support Engineer on AWS services like EC2, S3, IAM and RDS, providing support services to our product for various clients in USA and Singapore regions.

Participated in a project for deployment of Customer Central (client) on AWS, by designing Application Infrastructure/Architecture and enhancing existing production machines.

Designed High Availability, Fault Tolerance, Reliable and Auto Scalable based Infrastructure for Customer Central Application at the same time conducted vulnerability assessments using available tools in AWS.

Replicated Cloud ambiance design from in-house VMware based Virtual Instances for client and provided inputs on File-system architecture, while configured host entries for local resolution of servers like Solr-cluster, application-cluster and terracotta-cluster among each other.

Installed, configured and resolved webservers (Engine-X) errors, in various environments like DEV, TEST, UAT and PROD and created external internet-facing and internal Load balancers to support distributed architecture.

Supported various OS Linux releases/Windows 2008/2012 servers on AWS along with Business Intelligence tools like Data Stage, kettle & COGNOS on Linux/Windows, for resolving user-problems.

Engaged, further, in tuning Up New instances assigning security groups, Virtual Private Cloud creation for production instances, SELinux configuration with TCP wrappers, JSON policies for S3 Buckets and Disk/Load/application Management

Achievement:

Designed High Availability architecture for production instance of clients

Tightened IAM policies, Security groups and NACL for production setups

CITIBANK, MALAYSIA-KL

Sr. Linux Administrator (Nov 2013 to May 2014)

Accountabilities:

Reported to the IT Manager to provide 24x7 supports for 450 Servers by proactive administration of production & development servers remotely (on call, instant messaging and E-mail) at the data centre.

Performed fast-paced and deadline-oriented environment, with solid background in technical support, capacity planning, patch deployments and security of the information system.

Coordinated SAMBA Server installation, configuration and troubleshooting along with set-up of new Filesystem, for production machines as well as LUN configuration and troubleshooting.

Participated in project development, as required, providing project plans, documentation and training material as necessary and ensured on time delivery of projects.

Ensured conducting Risk Assessment and Impact analysis to identify & timely resolution of same and implemented Change Management Plan for deployment of the changes without major glitches.

Engaged in multiple tasks like Hardware assessment/resolution of errors, firmware Upgrades, troubleshooting disk issues, kernel Upgrades, LVM Management and ILO upgrades on HP/Dell Series Hardware.

Implemented ACLs for DB/App teams based on the requirement and work flow of the projects, while coordinated with vendors like IBM, HP for issue related to hardware like disk replacement, firmware upgrades, etc.

COGNIZANT (P) LTD., HYDERABAD, INDIA

Sr. Systems Executive (Oct 2012 to Nov 2013)

Accountabilities:

Supported Big-data on Virtual Servers, present at different data-center, in various parts of the world, on Ubuntu operating system, for a management of program for Google.

Performed Atlas application testing like smoke/sanity and resolved identified errors/bugs (understanding core dumps), escalated bugs to Engineers, as per need and followed-up on tickets till resolution.

Configured Memory Caching Servers, increased bucket size, as per the need, for Atlas application tool users and diagnosed the problem of Application, when it hangs, to restart or kill service as per requirement.

Centralized scripts for almost 3500 operators, for installation of mail agent like mutt, complex installations and implementation of new servers or high-end machines like HP-Z220 series deployment.

Deployed the latest Atlas application version or rolled back to older one, whenever there is huge impact, on productivity of users, in collaboration with engineering teams.

Previous Engagements

Jr. System Administrator, Digital Nirvana Information Systems (P) Ltd., Hyderabad, Apr 2011 to Oct 2012

Jr. Linux Administrator, Accenture Services (P) Ltd., Hyderabad, Aug 2009 to Apr 2011

Personal Particulars

~ Date of birth: 15-Oct-1987

Languages known: English, Hindi and Urdu

Nationality: Indian

~ Passport Details: H7273402 (valid till 20-Jan-2020)

Project Details

Project

Jive

Clients

Societe General Bank, Europe

Duration

8 months on-going

Team Size

Individual Project

Environment

Linux Administration, Httpd log analyzer, Garbage Analyzer, System Activity Reports

Details

The project aimed at implementation of Jive Product on Client Infrastructure and for its Technical Support

Role

Technical Consultant

Responsibilities

Architecture Review, Sizing Analysis and recommendation

Log Analysis and Garbage Dump Analysis

Setting up Installation, Configuration and Troubleshooting Services like Jive application, Activity Engine, Cache Servers in cluster

Search in Cluster, Document Converter in Cluster

PostgreSQL Database Configuration

Jive Product end to end migration from On-Premise to AWS cloud.

Project

Customer Central

Clients

AGCO, Trimble & Bluebird, USA

Duration

1 year 5 months

Team Size

2

Budget

USD 5 million

Environment

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

Details

The objective of this project was for 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 Architecture Review, High Availability, Reliability and Durability of Services on AWS

Automation Manual Operation commands and Application

JSON policies and IAM, ACLs

Project

Program Management tool Atlas

Clients

Google, Hyderabad, India

Duration

1 year

Team Size

10

Environment

Ubuntu OS, Java, Conky, PCON Graphs, Cluster SSH

Details

A project for technical support of Atlas Application (on cloud) to Users

Role

Senior Systems Executive

Responsibilities

Application support, Hardware replacement, OS installation

Java Heap, Java Dump, Java Garbage collection analysis

Daily reports on Operators productivity and latency

Attendance application management

MySQL Database Operations

Project

MonitorIQ

Clients

Univision, Comcast, ABC, CBN & NBC, USA

Duration

1 year 6 months

Team Size

4

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 operation

Role

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

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