Senior Administrator - F5, Infoblox IPAM
India
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Job Description
Senior Administrator - F5, Infoblox IPAM
Noida, Uttar Pradesh

Job Summary

The Sr. Administrator in Support & Operations plays a critical role in delivering advanced technical support and operational excellence. This position focuses on troubleshooting complex issues, conducting thorough root cause analysis, and implementing effective solutions to enhance customer satisfaction and maintain robust security protocols.

We are seeking a skilled DDI Engineer with strong expertise in DNS, DHCP, and IP Address Management (IPAM) technologies. The ideal candidate will be responsible for designing, implementing, administering, troubleshooting, and optimizing enterprise DDI infrastructure to ensure high availability, scalability, and security of network services. Experience with industry-leading DDI platforms such as TCPWave and QIP (QIP DDI solutions) will be considered a significant advantage.

Key Responsibilities

1. Provide Advanced Technical Support For F5 And Ddi-Infoblox/Efficient Ip Solutions By Troubleshooting Complex Incidents, Conducting Root Cause Analysis, And Implementing Timely Resolutions To Ensure Seamless Operations.
2. Collaborate With Cross-Functional Support Teams To Manage And Resolve Complex Tickets Within Agreed Slas, Ensuring A Proactive Approach To Security And Operational Efficiency.
3. Develop And Maintain A Comprehensive Knowledge Base By Updating Documentation And Managing Training Initiatives For New Team Members, Fostering A Culture Of Continuous Learning.
4. Monitor And Enhance Customer Satisfaction (Csat) Metrics Through First Call Resolution Practices, Minimizing Rejected Resolutions And Re-Opened Cases By Addressing Customer Issues Effectively.
5. Conduct Regular Assessments Of Security Postures And Implement Necessary Measures To Mitigate Potential Threats, Ensuring Adherence To Quality Standards And Regulatory Requirements.

Manage and support enterprise-wide DNS, DHCP, and IPAM (DDI) environments. Configure and maintain DNS zones, records, delegations, forwarders, conditional forwarders, and DNS security settings. Administer various DNS record types including: A Records AAAA Records CNAME Records MX Records PTR Records TXT Records SRV Records NS Records Design, configure, and troubleshoot DHCP scopes, reservations, options, failover, and relay configurations. Perform IP address management activities including subnet planning, IP allocation, utilization tracking, and IP lifecycle management. Monitor DDI infrastructure performance and proactively address service issues. Conduct root cause analysis for DNS/DHCP-related incidents and implement permanent fixes. Work closely with Network, Security, Cloud, and Infrastructure teams to support business applications. Implement best practices for DNS security, availability, and compliance. Support migration, upgrade, and consolidation projects involving DDI platforms. Develop and maintain DDI-related operational documentation, SOPs, and knowledge articles.

Skill Requirements

1. Proficient In F5 And Ddi-Infoblox/Efficient Ip Technologies.
2. Strong Analytical Skills For Root Cause Analysis And Troubleshooting Complex Technical Issues.
3. Solid Understanding Of Itil Framework And Incident Management Processes.
4. Excellent Communication Skills For Effective Collaboration And Customer Interaction.

Strong understanding of: Recursive and Authoritative DNS Zone Transfers (AXFR/IXFR) Split-Horizon DNS DNS Delegation DNSSEC Dynamic DNS (DDNS) Forwarders and Conditional Forwarders DNS Load Balancing concepts Global Traffic Management concepts DHCP Administration DHCP Scope Management DHCP Reservations DHCP Failover DHCP Relay Agents Lease Management DHCP Options Configuration IPv4 and IPv6 DHCP IP Address Management (IPAM) IP Address Allocation and Tracking Subnet Planning and Management Network Discovery IP Utilization Reporting Capacity Planning Networking Knowledge TCP/IP Protocol Suite OSI Model Routing and Switching Fundamentals VLANs NAT

Other Requirements

1. Optional But Valuable: F5 Certified Administrator (F5-Ca), Infoblox Certified Network Automation Engineer (Nce)

TCPWave DDI Solution DNS Management DHCP Management IPAM DNS Automation DNS Security Features QIP DDI Solution (Infoblox QIP/BlueCat/QIP environments) Enterprise DNS Administration DHCP Administration IPAM Operations DDI Migrations and Upgrades Cloud DNS Services: Azure DNS AWS Route 53 Google Cloud DNS DNS Security: DNSSEC RPZ DNS Firewall DDoS Mitigation Concepts
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Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 226,300 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending December 2025 totaled $14.5 billion.
23 Benefits At HCLTech, we believe in empowering our employees with comprehensive benefits that support their professional growth and enhance their well-being. When you sign up for a career with us, you gain access to: https://rmkcdn.successfactors.com/147eb21f/a701dca9-f32d-4fc9-9447-6.svg Industry-benchmarked compensation https://rmkcdn.successfactors.com/147eb21f/b0c54381-ddcc-4a33-9b35-9.svg Best-in-class healthcare benefits https://rmkcdn.successfactors.com/147eb21f/b73027be-7aae-4d36-a090-4.svg Personal time off https://rmkcdn.successfactors.com/147eb21f/d5b4fdfd-2e99-4e26-9878-9.svg Maternity and paternity benefits https://rmkcdn.successfactors.com/147eb21f/3d42b0fc-4652-435a-9ece-c.svg Access to skills / higher education programs/resources https://rmkcdn.successfactors.com/147eb21f/aeddeaf2-9e25-4584-ad11-d.svg Discounts on products and services via Benefit Box https://rmkcdn.successfactors.com/147eb21f/a9609a3b-2700-4b3c-9d90-a.svg Participate in CSR programs and live life with a purpose https://rmkcdn.successfactors.com/147eb21f/c6e33851-710f-4634-bd69-f.svg Opportunities to grow and advance your career Note: The benefits listed above vary depending on the nature of your employment and the country where you work. Some benefits may be available in some countries but not in all.