Senior Network Security Engineer

FinXL IT Professional Services; City of Melbourne; Hybrid; AUD 140,000 - 170,000; Full time

Job summary

FinXL IT Professional Services is seeking a Level 3 Network & Security Engineer for its Managed Services team in Melbourne. You will act as the senior escalation authority, leading resolution of complex multi-vendor faults, managing P1/P2 incidents, and mentoring Level 2 engineers.

The role is Melbourne-based with a hybrid working arrangement, requiring hands-on expertise across Fortinet and Palo Alto environments, ITIL-aligned incident/problem/change processes, and strong collaboration with

Qualifications

• 8+ years of network and security engineering experience.
• At least 2 years at L3 or senior escalation level in MSP/MSSP.
• NSE 4 or higher and PCNSA/PCNSE credentials are highly regarded.
• Strong ITIL discipline with ticket, change and problem management strengths.

Responsibilities

• Serve as senior escalation point for L2 engineers across incidents and changes.
• Lead P1/P2 major incidents and produce root cause analyses.
• Resolve complex multi-vendor faults end-to-end in network and security environments.
• Configure and troubleshoot Fortinet and Palo Alto estates (FortiGuard, Panorama, FortiManager, FortiAnalyser).
• Plan changes, upgrades, migrations, and ensure rollback strategies are in place.
• Collaborate with Client Technical Lead to formalize problem management for recurring faults.
• Mentor L2 engineers and contribute to runbooks and automation.

Skills

8+ years experience

Senior escalation

ITIL discipline

Hybrid Melbourne work

Tools

Fortinet NSE 4+

FortiGate

FortiManager

FortiAnalyser

FortiSD-WAN

Palo Alto Networks

Panorama

NSE 5/6/7

Job description

Level 3 Network & Security Engineer | Managed Services

Overview

FinXL has partnered with a leading Australian based IT engineering company that specialises in digital infrastructure, including network, security, and cloud solutions designed for mid to large scale organisations. We are seeking a Level 3 Network & Security Engineer on a permanent basis to join their Network, Security & Cyber Managed Services team.

About the Role

In this role, you will act as the senior technical escalation authority within the team. You will lead the resolution of complex multi-vendor architecture faults, manage P1 and P2 major incidents, and resolve chronic operational issues while mentoring Level 2 engineers. This position is Melbourne based and offers a hybrid working arrangement.

Key Responsibilities

• Serve as the senior technical escalation point for L2 engineers across incidents, service requests, and complex change activities.
• Lead technical response on P1 and P2 major incidents, own root cause analysis (RCA), and produce written documentation for customers.
• Resolve complex cross-domain faults end to end across multi-vendor network and security environments.
• Configure, optimise, and troubleshoot Palo Alto Networks and Fortinet estates, including Forti SD-WAN, Panorama, FortiManager, and FortiAnalyser.
• Plan and execute scheduled technical changes, upgrades, and migrations during maintenance windows with comprehensive rollback strategies.
• Partner with the Client Technical Lead to transition recurring faults into formal problem management workflows.
• Mentor L2 engineers and contribute to operational efficiency by creating runbooks, knowledge base articles, and automation routines.

Skills & Experience Required

• 8+ years of experience in network and security engineering, with at least 2 years operating at an L3 or senior escalation level within an MSP or MSSP environment.
• Deep hands‑on experience with the Fortinet ecosystem: FortiGate, FortiSwitch, FortiAP wireless, Fortinet Secure SD‑WAN, managed via FortiManager and FortiAnalyser (NSE 4 minimum; NSE 5/6/7 well regarded).
• Proven expertise in Palo Alto Networks firewalls and Panorama, including security policy, App-ID, User-ID, NAT, VPN, and Threat Prevention (PCNSA/PCNSE well regarded).
• Strong technical mastery of enterprise routing and switching protocols: BGP, OSPF, VLANs, STP, HA/clustering, QoS, IPSec, and remote‑access VPN.
• Proven track record of independently resolving complex multi‑vendor faults and delivering written RCAs that withstand customer scrutiny.
• Solid ITIL alignment with strong discipline across ticket, change, and problem management within strict SLA targets.
• Full Australian work rights, availability for rostered on‑call and after‑hours change work, and comfort with a hybrid working arrangement in Melbourne (Rowville, Southbank, and WFH).