Infoblox/ DNS Engineer

Responsibilities:
Design, deploy, and maintain Infoblox DNS infrastructure utilizing multi-master grid technology to provide highly available and scalable DNS services across our network.
Configure and manage Infoblox Grid Members, including Grid Masters, Grid Nodes, and Grid Backups, to ensure redundancy, load balancing, and fault tolerance.
Collaborate with network architects, system administrators, and cybersecurity specialists to integrate Infoblox DNS solutions into our network architecture and security framework.
Implement DNS policies, DNS views, and DNSSEC configurations to enforce access control, prevent DNS spoofing, and enhance the security of our DNS infrastructure.
Monitor Infoblox Grid performance, DNS traffic, and health metrics, and implement proactive measures to optimize performance, troubleshoot issues, and ensure compliance with service level agreements (SLAs).
Configure and manage DNS zones, records, and DHCP configurations using Infoblox Grid Manager and Infoblox API to automate tasks and streamline operations.
Collaborate with application developers and DevOps teams to integrate DNS automation solutions, such as Ansible or Terraform, into our CI/CD pipelines and infrastructure as code (IaC) practices.
Participate in capacity planning and scalability assessments to ensure our Infoblox DNS infrastructure can support current and future business requirements and growth.
Conduct regular audits and vulnerability assessments of Infoblox Grid configurations, DNS zones, and records to identify security risks and ensure compliance with regulatory standards and industry best practices.
Stay informed about emerging technologies, Infoblox updates, and DNS trends in the financial services industry, and recommend innovative solutions to improve our DNS infrastructure and operations. Qualifications:
Bachelor’s degree in computer science, Information Technology, or related field; or equivalent work experience in the financial services industry.
Proven experience, 7+ years working as an Infoblox/DNS Engineer, with expertise in designing, implementing, and managing Infoblox DNS solutions in a multi-master grid environment.
Strong understanding of DNS protocols, DNSSEC, DHCP, IPAM, and related networking technologies, including TCP/IP, UDP, DNS over TLS (DoT), and DNS over HTTPS (DoH).
Hands-on experience with Infoblox products, including Infoblox Grid Manager, Infoblox DNS/DHCP Servers, and Infoblox Threat Intelligence Data Exchange (TIDE).
Experience with Disaster Recovery testing and simulating a recovery environment.
Experience with scripting languages, such as Python or Perl, for automating tasks, generating reports, and interacting with Infoblox APIs.
Knowledge of cybersecurity principles and best practices related to DNS security, including DNS cache poisoning, DDoS attacks, and DNS firewall configurations.
Certifications such as Infoblox Certified Implementation Engineer (ICIE), Infoblox Certified Core Administrator (ICA), or equivalent certifications are desirable.
Excellent analytical and problem-solving skills, with the ability to diagnose and resolve complex DNS issues and performance bottlenecks.

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