Must Have Skills:
5+ years of experience in
DNS
operations/support
, with at least
2–3 years at L3 level
Robust hands‐on
experience with
BIND (open‐source DNS)
Deep understanding of:
·
DNS protocol internals
·
Authoritative vs Recursive
DNS
·
TTL, caching behavior, and
query resolution flow
Strong
Linux/Unix system administration
experience
Strong networking fundamentals:
·
TCP/IP, UDP
·
Latency and routing
behavior
Nice to Have Skills:

Experience with
Anycast DNS
deployments

Exposure to other DNS software: Unbound,
PowerDNS, Knot DNS

Automation and scripting (Shell, Python,
Ansible)

Monitoring tools:
Prometheus, Grafana, Nagios,
Zabbix

ITIL processes (Incident, Problem, Change
Management experience)
Minimum Years of Experience:
5+




Certifications Needed: No
Top 3 responsibilities you
would expect the Subcon to shoulder and execute

Act as
L3 escalation point
for
complex DNS incidents impacting production services

Diagnose
and resolve
critical DNS outages, performance degradation, and security
issues

Provide
expert support for
authoritative and recursive DNS infrastructures

Work
closely with L1/L2 teams, NOC, and Core Network teams to restore services
quickly
Deep troubleshooting of
BIND
Perform
DNS protocol‐level analysis
Lead
root cause analysis (RCA)
for major
incidents

📌 Support Engineer Dns (New South Wales)
🏢 XPT Software Australia Pty
📍 New South Wales