Ravi Ranjan
Infoblox DDI Administrator
Noida
Summary
To pursue my career in an organization, which caters to my core competencies, where I can instigate my skills, knowledge and experience to achieve organization goal through continuous l learning and self-development, while being innovative and enduring and to lead a team and attain the goals and visions
I have over all approx. 10 Years of solid hands on experience and Skills competencies, which include daily operations on DDI, & Zscaler Administration.
Overview
9
9
years of professional experience
2006
2006
years of post-secondary education
2
2
Languages
Work History
Senior Lead, Network services
Kyndryl
04.2024 - Current
- Took ownership of customer issues and see problems through to resolution.
- Research, diagnosis, troubleshot, and identify solutions to resolve customer issues.
- Infoblox DTC management.
- Deploy Infoblox Boxes as and when required.
- Manage upgrade and apply the hotfix on Infoblox boxes.
- Integrations MS server to Infoblox.
- Backup management of Infoblox.
- Network management via IPAM.
- Manage reporting and fetch several types of reports.
- Addressing escalated tickets and resolving outage scenarios for customers.
- Providing technical support to enterprise and ISP customers of Infoblox across the globe.
- Proficient in managing and configuring Infoblox's DNS, DHCP, IPAM, Reporting, MS Sync, BloxOne Threat Defence, among others.
- Possessing hands-on experience with Infoblox hardware appliances.
- Creating training materials, labs, and learning paths for Infoblox products and features.
- Developing internal and customer-facing knowledge base articles.
- Managing configurations, migration activities, and other Infoblox-related tasks.
- Manage customized SPLUNK queries to meet internal reporting needs.
- Deployed, configured, and managed Network Insight, DNS, and DHCP appliances.
- Create and Private zone and their record for 3rd. party vendor support.
- Infoblox roll back access management.
- Managing custom option through Infoblox.
- Managing roaming client DNS traffic through BloxOne.
- Deployed and configured Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA) across a global enterprise network, improving cloud security and application access.
- Managed policy creation for URL filtering, SSL inspection, cloud firewall rules, bandwidth control, and sandboxing.
- Integrated Zscaler with Azure AD/Okta for SAML SSO, enabling seamless and secure user authentication.
- Monitored traffic using Zscaler Nanolog Streaming Service (NSS) to forward logs to SIEM tools like Splunk for real-time alerting.
- Troubleshot issues related to PAC file configurations, user traffic redirection, and authentication failures.
- Implemented Zscaler App Connector in AWS/Azure to securely access private cloud applications via ZPA.
- Enforced Data Loss Prevention (DLP) and Cloud Access Security Broker (CASB) policies via ZIA to comply with internal governance and regulatory requirements.
- Implemented Advanced Threat Protection (ATP) and integrated CrowdStrike/EDR platforms with Zscaler for endpoint correlation.
Senior Technical Lead
HCL
07.2016 - 04.2024
- Oversaw the infrastructure for DNS, DHCP, Network Insight, and Reporting at HCL, ensuring their smooth operation.
- Managed configurations, migration activities, and other Infoblox-related tasks.
- Developed customized SPLUNK queries to meet internal reporting needs.
- Deployed, configured, and managed Network Insight, DNS, and DHCP appliances.
- Onboarding New DNS site and support.
- Infoblox NTP configuration and support.
- Manage Infoblox DHCP configuration and scope management.
- Manage Infoblox DHCP failover and cluster management.
- DHCP server Migration from windows to Infoblox.
- Manage Infoblox recursive DNS and BloxOne.
- Integration MS server to Infoblox.
- Backup management of Infoblox.
- Managing configurations, migration activities, and other Infoblox-related tasks.
- Manage customized SPLUNK queries to meet internal reporting needs.
Education
10th Standard -
Bihar School Examination Board Patna
12th Standard - undefined
Bihar School Examination Board Patna
Bachelor of Science (BSC) - undefined
Babasaheb Bhimrao Ambedkar Bihar University
Master of Business Administration (MBA) - Distance Education
Symbiosis
Skills
CCNA in Network Infrastructure (Cisco ID: CSCO14611565)
Disclaimer
I, hereby declare that the particulars furnished above are true, authentic and complete to the best of my knowledge.
Personal Information
- Citizenship: Indian
- Father's Name: Mr. Mithilesh Kumar Singh
- Date of Birth: 12/22/91
- Gender: Male
- Nationality: Indian
- Marital Status: Married
Timeline
Senior Lead, Network services
Kyndryl
04.2024 - Current
Senior Technical Lead
HCL
07.2016 - 04.2024
12th Standard - undefined
Bihar School Examination Board Patna
Bachelor of Science (BSC) - undefined
Babasaheb Bhimrao Ambedkar Bihar University
Master of Business Administration (MBA) - Distance Education
Symbiosis
10th Standard -
Bihar School Examination Board Patna
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