DNS Administrator

platforms and associated network services.

• Perform routine configuration, maintenance, and operational checks.
• Ensure reliable and consistent DNS, DHCP, and IPAM service delivery.
• Support approved infrastructure changes and maintenance activities.

• Implement and support DNS security technologies including

.

• Monitor and troubleshoot DNS security issues and potential threats.
• Apply DNS threat-mitigation techniques to protect enterprise environments.
• Maintain secure DNS configurations and support DNS security solutions.
• Assist with identifying, investigating, and resolving DNS security incidents.

• Support DNS services in hybrid cloud environments, including

.

• Assist with integration and management of cloud-based DNS services.
• Support IPAM solutions and network service automation.
• Work with network and infrastructure teams to maintain reliable DNS and DHCP services.
• Support DNS-related changes across enterprise and cloud environments.
• Assist with network service integration and troubleshooting.

• Monitor DNS services and respond to alerts and incidents.
• Use DNS monitoring, logging, and diagnostic tools to investigate issues.
• Diagnose and resolve DNS, DHCP, and IPAM-related problems.
• Troubleshoot DNS protocols, zone management, delegation, and architecture issues.
• Investigate DNS resolution, availability, and configuration problems.
• Support critical production environments and maintain service reliability.
• Collaborate with internal IT teams and external vendors when required.
• Escalate complex technical issues to the appropriate support teams.

• Maintain accurate DNS, DHCP, and IPAM documentation.
• Document DNS configurations, zone management, delegations, and procedures.
• Maintain operational records and technical documentation.
• Support infrastructure changes and maintenance activities.
• Follow security, change-management, and operational procedures.
• Identify recurring issues and contribute to service reliability improvements.

• Bachelor's degree in

Computer Science, IT, Engineering, or a related field

.

• 8+ years of experience

in enterprise DNS, DHCP, and IPAM/DDI environments.

• Hands-on experience with

platforms.

• Strong experience managing DNS services in large-scale enterprise environments.
• Experience with

.

• Strong knowledge of DNS protocols, zone management, delegation, and DNS architecture.
• Experience with DNS security technologies including

DNSSEC and RPZ

.

• Knowledge of DNS threat-mitigation techniques and security practices.
• Experience supporting hybrid cloud DNS environments, including

.

• Hands-on experience with IPAM solutions and network service automation.
• Strong understanding of

TCP/IP, routing, and firewall concepts

.

• Experience using DNS monitoring, logging, and troubleshooting tools.
• Strong analytical, troubleshooting, and problem-solving skills.
• Experience supporting critical production environments is preferred.
• Banking or financial services experience is an advantage.

The ideal candidate should have strong working knowledge of:

Infoblox DDI | DNS | DHCP | IPAM | DNSSEC | RPZ | Microsoft DNS | Active Directory | Azure DNS | AWS Route 53 | GSLB | DNS Troubleshooting | DNS Protocols | Zone Management | DNS Delegation | TCP/IP | Routing | Firewall Concepts | DNS Monitoring | Logging | Network Service Automation

• Experience with

and load-balancing technologies.

• Experience supporting critical enterprise production environments.
• Experience in large-scale DNS and DDI infrastructure.
• Experience with hybrid cloud and multi-platform DNS environments.
• Banking or financial services experience.
• Experience with DNS automation and network service integration.

• Strong enterprise DNS troubleshooting and diagnostic skills.
• Strong understanding of DNS architecture and network services.
• Ability to manage complex DNS, DHCP, and IPAM environments.
• Strong knowledge of DNS security and threat-mitigation practices.
• Strong analytical and problem-solving abilities.
• Excellent attention to detail and configuration accuracy.
• Ability to troubleshoot critical production issues under pressure.
• Ability to work independently and as part of an infrastructure team.
• Strong communication and technical documentation skills.
• Proactive approach to identifying and resolving technical issues.

You will join a hands-on, collaborative infrastructure team supporting reliable, secure, and high-performing enterprise network services.

We offer:

• Supportive and inclusive work environment
• Continuous learning and professional development
• Exposure to global enterprise clients and technologies
• Competitive compensation
• Clear career development opportunities

Join Excis and contribute your expertise to secure, reliable, and high-performing enterprise DNS and DDI services while developing your career in a global IT infrastructure environment.