Senior DNS & Proxy Engineer: Secure, AI-Driven Networking

ASSURITY TRUSTED SOLUTIONS PTE. LTD.; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

Assurity Trusted Solutions is seeking a Network Engineer (DNS & Proxy) to design, build and operate critical DNS and secure web proxy services across on-prem and cloud environments. You will automate tasks, implement DNSSEC and monitor threats while collaborating with GovTech and partners.

The role requires 5+ years in enterprise networks or security, strong scripting skills (Python/PowerShell) and experience with Infoblox and Blue Coat or equivalent.

Qualifications

• Proven hands-on experience with production DNS and proxy services.
• Strong knowledge of DNS/DNSSEC, zone delegation and record lifecycle management.
• Experience with enterprise DDI platforms (Infoblox) and secure web gateways (Blue Coat).
• Proficiency in Python or PowerShell and automation tools (Ansible/Terraform).

Responsibilities

• Operate and continuously improve production DNS, DNSSEC, protective DNS and secure web proxy services.
• Troubleshoot incidents, implement changes, manage life cycle, and perform root-cause analysis.
• Engineer DNS zones, records, delegations, forwarding, caching, and DNSSEC signing.
• Build automation scripts and CI/CD pipelines using Python, Ansible, Terraform and REST APIs.
• Codify infrastructure and configurations using IaC and Git workflows.
• Analyze DNS queries and proxy logs to detect threats and policy violations.
• Integrate DNS and proxy with identity, firewall, cloud, monitoring and SIEM.
• Explore AI-enabled network operations for anomaly detection and remediation.
• Collaborate with vendors while keeping internal ownership over production outcomes.

Skills

DNS & Proxy

Python

PowerShell

Ansible

Terraform

Git & CI/CD

DNSSEC

Networking fundamentals

Threat detection

Tools

Infoblox

Blue Coat

Job description

Assurity Trusted Solutions is seeking a Network Engineer (DNS & Proxy) to design, build and operate critical DNS and secure web proxy services across on-prem and cloud environments. You will automate tasks, implement DNSSEC and monitor threats while collaborating with GovTech and partners.

The role requires 5+ years in enterprise networks or security, strong scripting skills (Python/PowerShell) and experience with Infoblox and Blue Coat or equivalent.