Mahesh kumar, Security Architect

Mahesh kumar

Security Architect

Verizon

Location
India - Chennai
Education
Bachelor's degree, Computer Science and Engineering
Experience
16 years, 4 Months

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Work Experience

Total years of experience :16 years, 4 Months

Security Architect at Verizon
  • India - Bengaluru
  • My current job since February 2017

Evaluating Security and Network architecture, identifying gaps and making recommendations
Event Analysis on Base & correlated Events using Splunk.
Architecting AWS cloud to meet Security compliance.
Investigating the logs forwarded by various network & endpoint devices.
Responds to security incidents, analyzing resolution techniques and preparing reports of findings.
Providing assessment of incidences being addressed.
Anomaly Detection, Perform security assessments.
Gathering threat intelligence. Threat hunting.
Incident Management and Response, Conducting risk assessments and information security audits.
Monitoring file charges with Tripwire and OS with OSSEC
Handling Endpoint Security
Effectively monitoring functioning of equipment/ peripherals and made necessary modifications to ensure system operates in conformance with specifications.
Ensure Service level monitoring and change communication.
Threat detection using: Crowd Strike, Symantec, Nessus, Cisco Sourcefire,
Conducting Vulnerability Assessment, Penetration Testing and System Hardening assessments.

Specialist System at Verizon
  • India
  • September 2015 to February 2017

Responsibilities:

• Strengthening the IT infrastructure through to implementing new technologies.
• Recommending and implementing improvements and efficiencies.
• Monitor systems for IDS and DOS
• Involved in major incident calls and engaging respective teams to make sure the outage is addressed.
• Involved in development and tuning and implementing threat detection analytics
• Hands on experience in working with various platforms legacy, AWS, openStack, VMware, Hybrid
• Manage and coordinate monthly maintenance as scheduled
• Developed and designed logs fetching and retrieval framework to streamline SIEM visibility.
• Developed customized reporting, alerts and monitoring mechanism
• Security assessments, including penetration testing

System Analyst at AMP E-Technologies PVT LTD
  • India - Chennai
  • March 2014 to September 2015

Responsibilities:

• Strengthening the IT infrastructure through to implementing new technologies.
• Recommending and implementing improvements and efficiencies.
• Monitor systems for IDS and DOS
• Implement web site security measures, like firewalls or message encryption
• Responsible for database security and also preventing data loss/leak.
• Website Security Audit and Analysis.
• OWASP TOP 10, SANS TOP 20, CWE, OSSTMM
• Vulnerability Analysis/Assessment & Pen-testing Box :
• Kali Linux, BackTrack 5r3, Blackbuntu, BackBox, Metasploit
• Security assessments, including penetration testing
• Perimeter defense technologies
• Log analysis & security information management (SIM)
• Incident detection and handling
• General network security consulting
• Administration of the database including performance monitoring and tuning.
• Track, compile, and also analyze web server usage data

Senior System Administrator at CaddCentre Training Services PVT LTD
  • India - Chennai
  • June 2012 to March 2014

Responsibilities:

• Maintain a thorough understanding of the basics behind the internet and its workings \[dns, security, ip routing, http, email routing, spam, etc\].
• Assist in the design of multi-server environments including ip address schemes, dns etc
• Responsible for data network disaster recovery planning and implementation.
• Support development staffs web application programming needs including code review and optimization for programming languages.
• Implement web site security measures, like firewalls or message encryption
• Test issues like system integration, performance, and also system security on a regular schedule or after any major program modifications
• Recommend web site improvements, and also develop budgets to support recommendations
• Develop or implement procedures for ongoing web site revision
• Perform user testing or usage analyses to define web sites effectiveness or usability
• Installing and maintaining databases.
• Ability to multi task & prioritize under ever changing & challenging workloads

System Administrator at Classle Knowledge PVT LTD
  • India - Chennai
  • July 2011 to June 2012

Responsibilities:

• Creating backup copies of data.
• Test new software packages for use in web operations or other applications
• Installing and maintaining databases.
• Taking backups of files and DBs for disaster recovery.
• Determine sources of web page or server problems plus take action to correct such problems
• Provide technical and administrative guidance to Developers.
• Identifying and escalating immediately any risks to the database service.
• Web Application maintenance.
• Involved in the design of physical database schema, data modeling, and performance tuning.

Systems Engineer at VSD InfoTech PVT LTD
  • India - Chennai
  • June 2009 to June 2011

Responsibilities:

• Evaluate testing routines or procedures for adequacy, sufficiency, and also effectiveness
• Performing routine audits of systems and software.
• Perform routine backups & archival of files to assist with disaster recovery
• Support the implementation of policies and procedures pertaining to basic web design and style.
• Document application web site changes or change procedures
• Supervising the administration of systems and servers related network to ensure availability of services to authorized users.
• Set up or maintain monitoring tools on web servers or web sites

Technical Analyst at Soft logic Systems PVT LTD
  • India - Chennai
  • June 2007 to October 2007

Responsibilities:

• Evaluate or recommend server hardware or software
• Develop testing routines procedures
• Configure and setup firewalls and security appliances for access to vital business applications.
• Updating and monitoring IT user accounts.
• Monitoring the call flow to the users.
• Identify, standardize, and also communicate levels of access security
• Taking part in the preparation and execution of technical tests

Network Administrator at String Real Estate Information Services PVT LTD
  • India - Chennai
  • September 2005 to August 2006

Responsibilities:

• Updating and monitoring IT user accounts.
• Maintenance & management of the Critical Windows based Server Environment. Maintaining up to date Antivirus levels on all machines company wide.
• Working on Active Directory accounts, configuration of Blackberrys & laptops.
• Managing and monitoring of backups in multiple locations.
• Providing maintenance support and break-fix solutions.
• Follow documented processes i.e. implementing change control procedures.
• Liaising & meeting with external suppliers of IT services.
• Producing reports for senior managers.
• Troubleshooting technical problems and implementing solutions.
• Purchasing of IT Equipment and software in line within agreed budgets.
• Supporting a multi-site IT infrastructure of at least 100 employees.
• Responsible for the fast and accurate troubleshooting of reported faults.
• Providing technical support via helpdesk systems for a wide range of internal & external applications

Education

Bachelor's degree, Computer Science and Engineering
  • at Anna University - Kalsar College of Engineering
  • January 2009

Bachelor's degree, Computer Engineering
  • at Arasan Ganesan Polytechnic College
  • January 2005

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Specialties & Skills

Computer Engineering
Computer Science
Engineering
Science
CONSULTING
CRYPTOGRAPHY
DATABASE ADMINISTRATION
FIREWALLS
NETWORKING
WEB SERVERS
WEB SITE Protection

Languages

English
Expert

Training and Certifications

Microsoft Certified Technology Specialist/MCTS (Certificate)
Date Attended:
May 2011
Certified Ethical Hacker/CEH 312-50 (Certificate)
Date Attended:
May 2014
AWS Certified Solutions Architect/AWS CSA (Certificate)
Date Attended:
December 2016
EC-COUNCIL CERTIFIED SECURITY ANALYST ECSAv9 (Certificate)
Date Attended:
September 2017