Job Description

Network Security Firewall & Policies Consultant n

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Position : Network Security Firewall & Policies Consultant

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Location : Sydney, NSW

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Duration : 6 months and extendable

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Job Description:

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- Execute change management and maintenance activities.
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- Participate in Major Incident meetings to resolve P1/P2 tickets.
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- Handle P3 & P4 incident tickets if not resolved at first level.
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- Prepare reports.
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- Upgrade and apply patches to security devices.
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- Administer and manage VPNs (RA & S2S).
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- Renew certificates of security devices.
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- Manage device licensing and lifecycle.
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- Create knowledge base articles for operational reuse.
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- Manage problems related to recurring issues.
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- Validate and configure NAT rules on firewalls.
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- Manage routing configurations (Prefix list, Route-map).
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- Configure URL filtering rules for traffic above Layer 4 to 7.
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- Harden firewalls according to cybersecurity recommendations.
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- Update vulnerability databases and snort rules periodically.
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- Adjust firewall platform settings based on network architecture changes.
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- Remediate vulnerabilities based on CIA ratings.
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- Peer review firewall rules and templates for correctness and compliance.
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- Review SNOW tickets regularly to ensure timely handling.
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- Coordinate with third parties and OEMs as needed.
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- Participate in daily operations review meetings.
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- Support cross-functional teams in resolving major incidents.
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- Handle service requests beyond Level 1 support.
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- Identify devices needing upgrades based on BCS reports.
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- Monitor emails and track responses.
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- Manage incidents, service requests, catalogs, knowledge, changes, problems, CMDB/assets, templates, monitoring, and events.
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Must Have Skills

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- Network Security
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- Infrasec
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Nice to have skills:

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Strong research, critical thinking, and analysis skills (formal training a bonus)

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Understanding of concepts such as the intelligence cycle, Cyber Kill Chain, and MITRE ATT&CK; framework

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Minimum years of experience: 8-10 years

Seniority level n

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- Mid-Senior level
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Employment type nn
- Contract
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Job function nn
- Information Technology
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Industries nn
- IT Services and IT Consulting
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Referrals increase your chances of interviewing at BURGEON IT SERVICES by 2x.

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📌 Network Security Firewall & Policies Consultant (Sydney)
🏢 Burgeon IT Services
📍 Sydney