Post Project
  • Search
    • Buyers can
    • Search offers to buy now
    • Search freelancers to request a proposal
    • Freelancers can
    • Search projects to quote on
  • How it works
  • Log in
  • Sign up
  • Freelancer?
Browse by Category
    Technology & ProgrammingWriting & TranslationDesignDigital MarketingVideo, Photo & ImageBusinessMusic & AudioMarketing, Branding & SalesSocial Media
    Guru Cumarasamy

    Guru Cumarasamy

    IT Security Consultant

    Maple Ridge, Canada

    - Infrastructure Security Architecture Assessment and Gap Analysis - Infrastructure Security Design and Implementation - Network Penetration and Vulnerability Assessment - Web...Read more- Infrastructure Security Architecture Assessment and Gap Analysis
    - Infrastructure Security Design and Implementation
    - Network Penetration and Vulnerability Assessment
    - Web Application Security Assessment
    - PCI Compliance Readiness and Remediation Services
    - Cisco Security Technologies

    Area Covered: Canada, US
    Work Experience Summary: Senior Security Consultant (Independent Consultant) Jul 2009 - Present

    As a senior security consultant, I perform infrastructure security assessments and gap analysis to determine current conditions and provide recommendations towards development of a secure infrastructure architecture addressing corporate objectives and visions. As well as I am a seasoned ethical hacker and have good experience in design and implementation of security infrastructure.

    • Conducted enterprise Checkpoint firewall architecture assessment for a large financial institution in Alberta-Canada and provided solution design for multi-site data centre environment.
    • Evaluated and recommended solution design for SIEM and DLP products.
    • Assessing policies, and procedures in order to communicate risk exposure and make recommendations to improve system security.
    • Conducted security architecture assessments and gap analysis for financial and retail organization
    • Vulnerability assessments, infrastructure penetration testing and web-application penetration testing (using OWASP Methodology) for both, PCI and non-PCI environments and provided remediation solutions.
    • Experience in PCI readiness and remediation solutions
    • Hands on experience in security infrastructure architecture design.
    • Expert knowledge in Cisco security technologies.
    • Subject matter expert in network security, host security, secure remote access, intrusion detection and prevention, firewalls, encryption and vulnerability management.
    • Assists customers with security product selections.


    IBM Canada Mar 2007 • Jul 2009
    Senior IT Security Specialist (Consultant)

    Within the security practice, I am conversant in the application of IBM methodologies and best practices to infrastructure security architecture and design projects in the financial, health, government, oil & gas, and education sectors in developing end-to-end security solutions from the strategic development, through design and testing to the post implementation operational plan.

    • Performed infrastructure security architecture assessments and gap analysis and provided recommendations towards the development of secure infrastructure security architecture for companies in financial, healthcare, retail, oil & gas and government sectors.
    • Designed and implemented end-to-end security solution to address PCI-DSS requirements for various IBM customers.
    • Hands-on experience in designing and implementing Cisco security solutions such as, NAC, ASA/FWSM, IDS/IPS, ACS, CSM and CSA for various IBM customers.
    • Performed vulnerability assessments, infrastructure penetration testing and web-application penetration testing for both, PCI and non-PCI environments and provided remediation solutions.
    • Assist customers with security product selection.
    • Assist customers with infrastructure security project design, implementation planning and execution.
    • Assist customers with establishing and maintaining security policies, standards and procedures.
    • Subject matter expert in network security, host security, secure remote access, intrusion detection and prevention, firewalls, encryption and vulnerability management.


    eHealth Ontario (formally SSHA) Jan 2005 • Dec 2006
    Senior Security Analyst

    As a Senior Security Analyst I have demonstrated comprehensive knowledge of information security practices and current/emerging industry standards/legislations. Responsible for oversight and governance of information security and assessed the organizations security systems for potential risks, violations, and adherence to the corporate information security programs. Also, I was responsible to analyze and advise on strategic security initiatives and assists with establishing and maintaining policies, standards and technical baselines. As a senior security analyst I provide security consulting expertise to various teams and all levels of associates to offer enhanced levels of information security.

    • Subject matter expert in network security, host security, secure remote access, intrusion detection and prevention, firewalls, encryption and vulnerability management.
    • Responsible for designing and deploying state-of-the-art security technologies for provincial healthcare sector.
    • Lead technical resource for engineering activities for network security design, development and implementation.
    • Ensured the operational readiness of new and upgraded network technologies, services and platforms prior to release into the production environment.
    • Conducted regular network/application security assessments against multi-site data centre network infrastructure using various tools.
    • Designed and implemented multi layer network IPS/IDS, firewall, VPN, network forensic tool and host IDS solution using multi vendor technologies.
    • Designed and implemented correlation and log analysis tool.
    • Performed incident handling, response and escalation within 24x7 environments.
    • Performed security vulnerability assessments/ pen-testing to identify, escalate and address security vulnerabilities and ensure measures are in place to protect information asset.
    • Identified attempted security attacks and intrusions by monitoring, qualifying and responding to security alert data and infrastructure anomalies.
    • Support/troubleshoot network security problems.
    • Provided customer interaction and act as a project resource for regional health-sector infrastructure initiatives.
    • Participated in business driven application deployment initiatives to ensure implementations are executed according to internal security policies.

    Compuware Corp. - Ontario, Canada Feb 2000 • Jan 2005
    Senior Network/Security Analyst
    I was responsible for the analysis, design and implementation of enterprise-wide network and security infrastructure. Architecting necessary redesign of business requirements, including wide area network connections, VPN connectivity, switches, routers, wireless devices, wired/wireless network security, network cabling, power protection, and disaster recovery protocols. Have very strong TCP/IP skills. Act in Corporate Architect capacity to provide support to the IT Director and Sales team in corporate sales initiatives to translate technological capabilities into potential business tools.

    Special Projects:

    • Designed and implemented perimeter security using Cisco PIX and Symantec Enterprise firewall. The perimeter firewall setup is based on the layered firewall approach. Also implemented Cisco IOS firewall on 2610 for intranet.
    • Designed and implemented Host and Network based intrusion detection system (IDS) using ISS Real Secure, NetDetector and Snort.
    • Designed and implemented VPN/IPSec technology using Shiva VPN products and Cisco PIX for connecting remote offices and users to the corporate head office in a secure manner.
    • Designed and implemented single sign-on for VPN and wireless LAN using Cisco ACS and RADIUS server.
    • Designed and implemented Wireless LAN solution using Cisco access-points 1230 and 350 with Cisco Access Control Server.
    • Implemented Webtrend Firewall log analyzer for Cisco pix and Raptor firewall.
    • Implemented NetIQ’s Mailmarshall anti-spam product
    • Implemented SSL and Nortel’s SSL Accelerator for all web servers and SSH for all FTP servers.
    • Designed and configured LAN/WAN environment for the corporate head office and remote offices in Europe and US using Cisco/HP/Foundry (FastIron) switches, and Cisco routers.
    • Designed and implemented Widows 2000 group policies.
    • Formulated complete cost analysis of the redesign and replacement of all network-related hardware, software, services and procedures, while evaluating all alternatives based on business requirements, of head office and remote offices in the United States and Europe.

    Duties:

    • Researched new network-based vulnerabilities and attacks and apply the appropriate fixes/patches.
    • Monitor IDS alerts on a daily bases and validate the attacks using correlation and analysis techniques.
    • Monitor firewall and server logs for any network security vulnerabilities and take the necessary steps to protect from attacks.
    • Perform random penetration test (pen-test) to look for any weaknesses and Vulnerabilities in the network infrastructure.
    • Perform traffic analysis and patterns using Windump, Snort and SnifferPro.
    • Day to day firewall and IDS administration.
    • Troubleshooting routers and switches.
    • Troubleshooting all existing LAN/WAN and VPN problems and implemented solutions.
    • Maintain wireless LAN infrastructure that consists of Cisco Aireonet 1200 and 350 series equipments.
    • Maintain Blackberry Enterprise server for North America and Europe.
    • Work closely with a third party vendor on company wide security audit and revised security procedures.
    • Evaluate and recommend new network and security solution.
    • Ongoing Design and Network Architecture.
    • Liaised with IT director and vendors.
    • Perform OS hardening per CIS standards.

    Telus, Ontario, Canada Jun 1998 - Feb 2000
    Senior Network Analyst

    • Supported customer environment with 3000 users and 30 remote sites.
    • Responsible for implementation and support of Cisco LAN/WAN products such as 1900/2900/5500 catalyst switch, 3620/1004 routers and PIX firewalls.
    • Provided Senior Level support for Microsoft Windows NT/2000 servers and MS Exchange mail server at multiple locations.
    • Supported software: Windows NT server 4.0, MS Exchange Server 5.0/5.5, SMS 1.2, MS SQL 6.5 ArcServe 6.0, Seagate BackupExec, Vantive call center application server, Windows NT Workstation 4.0, Windows 95, Windows 98 and Client Access for AS/400.
    • Supported Raptor firewall and ISS RealSecure IDS products.
    • Performed Y2K audits and updates.


    Canadian Airlines, Ontario, Canada Jul 1996 - Jun 1998
    LAN Administrator

    • Senior level support and administration for Microsoft Windows NT network environment, Back Office Suite, MS Exchange and MS SMS.
    • Provided TCP/IP network & hardware/software troubleshooting and upgrades.
    • Network Troubleshooting on 1000 end user LAN/WAN TCP/IP environment.
    • Helped resolve LAN/WAN hardware infrastructure issues

    Last Minute Experts, Ontario, Canada Jan 1993 - Jul 1996
    PC Support Specialist

    • Installation and configuration of MS Windows network, hardware/Software support & upgrades, troubleshooting and technical assistance.
    • Troubleshooting PC/LAN HW & SW problems.
    • Troubleshooting TCP/IP network problems.
    • Configured, tested, installed, and maintained all departmental PCs - involving thorough & involved memory management configurations

    • £7
      /hr
    Contact

    Skills

    network administrationwindows administration

    Insights

    Freelancer Buyer
    Projects listed
    0
    Freelancers worked with
    0
    Last active
    Jan 04 2011
    Response time
    instantly

    Insights

    Freelancer Buyer
    Projects worked on
    0
    Buyers worked with
    0
    Last active
    Jan 04 2011
    Response time
    instantly

    Skills

    network administrationwindows administration

    Insights

    Freelancer Buyer
    Projects listed
    0
    Freelancers worked with
    0
    Last active
    Jan 04 2011
    Response time
    instantly

    Insights

    Freelancer Buyer
    Projects worked on
    0
    Buyers worked with
    0
    Last active
    Jan 04 2011
    Response time
    instantly
    Skills Insights

    Insights

    Freelancer Buyer
    Projects listed
    0
    Freelancers worked with
    0
    Last active
    Jan 04 2011
    Response time
    instantly

    Insights

    Freelancer Buyer
    Projects worked on
    0
    Buyers worked with
    0
    Last active
    Jan 04 2011
    Response time
    instantly
    Skills Insights
    network administrationwindows administration
    • Reviews
    • Purchases
    • Endorsements
    Hide feedback
    The user has no activity as a Freelancer

    Product

    • About
    • Team
    • Careers

    Support

    • How it works
    • Trust & Safety
    • Help Centre

    Discover

    • GuidesStoriesNews

    Resources

    • Customer Stories
    • Business Cost Calculator
    • Startup Cities

    Browse

    • Freelance Services
    • Freelance Services By Country
    • Freelance Skills
    • Terms
    • Privacy
    • Sitemap
    • © 2022 People Per Hour Ltd
    We use cookies to improve your experience and our services. By using PeoplePerHour, you agree to ourCookie Policy