Maninder Singh

Experience

• 

  IDS Infotech Limited

  Mar 2011 - Mar 2013

  TAC - McAfee

  • Provide Technical Support for Dell and Intel Servers and security appliances like IronMail (McAfee Email Gateway) based on FreeBSD 8.1.• Technical Support for all types of critical issues with Messaging (Postfix), Database (Mysql), OS (Linux/UNIX), Email filtering, Syslog server.• Providing support resolving issues over voice and email to customers throughout the Globe.• Test for defects and file bug reports, working in Bugzilla.• Using secure/encrypted SSH tunnel to connect remote servers for troubleshooting.• Assisting customers with troubleshooting network, DNS, SPF or MX related problems that might manifest issues in the email gateway.• Proactive monitoring including a weekly review of log files, events, etc. to determine the health and performance of the servers and security appliances.• Compose, edit and maintain internal documentation and knowledge base articles.• Help in maintaining TrustedSource reputation value for mail exchanger’s public IP addresses which reflects globally. TrustedSource is the Internet reputation point based system which provides reputation scores for internet identities such as IP address or URL or Message hash which helps to filter the spam.• Troubleshooting and connectivity of Message Archiving from the Ironmail to the FTP server, SNMP polling and transfer Alert information from the Ironmail to the SNMP server.• Revising the disk space issues and reviewing RAID volumes.• Troubleshooting the certificate issues using OpenSSL commands. Fixing the TLS/SSL certificate chain (Root cert – Intermediate cert) of domains, issued by various CA.• Reviewing the network packet capturing using WireShark tool. Show less

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  NATIONAL INSTITUTE OF ELECTRONICS & INFORMATION TECHNOLOGY (NIELIT)

  Sept 2013 - Mar 2015

  Senior System Engineer

  • Provide support on various technical issues (voice and email).• Installation and configuration of Redhat Linux and Microsoft Windows’ based Servers.• Installation and configuration of Microsoft Server 2008. • Escalating the cases to Senior Tiers for further troubleshooting, if requires.• Creation and Maintenance of users via Active Directory. • Configuration of Microsoft Outlook Email client and providing support on it. • Manage content on 12 online different web based applications. • Troubleshooting issues via Remote Desktop Connection if required. Show less

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  Wipro

  Apr 2015 - Jan 2017

  Senior System Engineer (Security)

  • Administration of McAfee ePO, Symantec Endpoint protection, Symantec Messaging Gateway and McAfee Email Gateway.• Responsible for installing, configuring, documenting and providing ongoing support for McAfee ePO suits of products. • Implementing End-point Security Technologies and processes required.• Defining end-point security processes, virus incident handling process, troubleshooting virus incidents.• Deploy and configure McAfee security components through ePO. • Providing email and telephonic support for all the issues related to spam to customers.• Responsible for Email Security, Anti-Spam.• Administrating and maintaining Email Security products like McAfee Email Gateway and Symantec Messaging Gateway.• Resolving any kind of anit-spam issues which includes submitting False positive samples to Threat Response team and then taking action on the global score of it.• Troubleshooting the certificate issues using OpenSSL commands. Fixing the TLS/SSL certificate chain (Root cert – Intermediate cert) of domains, issued by various CA.• Proactive monitoring including a weekly review of log files, events, etc. to determine the health and performance of the servers and security appliances. Show less

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  Forcepoint

  Jan 2017 - Oct 2018

  Security Engineer II
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  Precisely | Trust in Data

  Oct 2018 - now

  • Manager, Cloud Operations (MDM, PIM)

    Oct 2021 - now

  • Supervisor, Information Security & Operations

    Jun 2020 - Sept 2021

  • Information Security Engineer

    Oct 2018 - May 2020