DDI Engineer

Cynet systems Inc; Toronto; On-site; CAD 75,000 - 95,000; Full time

Job summary

A prominent tech firm located in Toronto, Canada is looking for a DNS/DHCP Specialist to support their enterprise network. The ideal candidate will have exceptional knowledge of DNS architecture and proven experience with IPAM or DDI platforms. Responsibilities include providing DNS solutions during organizational changes, troubleshooting network issues, and ensuring effective communication across departments. This role requires a mix of technical skills in DNS and DHCP configuration, along with strong documentation abilities.

Qualifications

• Exceptional in-depth knowledge of DNS architecture, specifically ISC BIND & Microsoft DNS.
• Strong proficiency in differentiating between DNS fundamentals.
• Previous experience on IPAM or DDI platforms like Infoblox or BlueCat.
• Hands-on experience providing daily DNS/DHCP support to a large enterprise network.
• Good understanding of domain ownership transfers and domain registrars.
• Solid skills in troubleshooting network issues.

Skills

DNS architecture knowledge

Proficiency in querying, forwarding, recursion

Experience with IPAM or DDI platforms

Daily DNS/DHCP support experience

Conceptualizing DNS solutions

Advanced IP management knowledge

Troubleshooting network issues

Strong communication skills

Job description

Job Description:

• Exceptional in-depth knowledge of DNS architecture, specifically industry standard ISC BIND & Microsoft DNS.
• Strong proficiency and proven ability to differentiate between DNS fundamentals like querying, forwarding, recursion, delegation, zone transfers and caching mechanisms.
• Previous experience on IPAM or DDI platforms – Infoblox, BlueCat or BT IPControl.
• Hands‑on experience providing daily DNS/DHCP support to a large enterprise network.
• Ability to conceptualize and provide DNS solutions in case of mergers, acquisitions, and divestitures.
• Advanced knowledge in IP management, network design, and DNS/DHCP configuration & deployment.
• Experience with provisioning DNS/DHCP servers and providing on‑going engineering guidance to cross‑functional departments.
• Good understanding of domain ownership transfers, domain registrars, and Public IP registration (ARIN).
• Working knowledge of Unix & Windows command shell, using batch files and bash scripting.
• Solid skills in troubleshooting network issues, reverse engineering, and root cause analysis.
• Strong knowledge in switching & routing protocols - L2/Client, extranets, Cisco GSS/GSLB and firewalls.
• Excellent communication (verbal & written) and technical documentation skills.