Job Description
Level 3 Network & Security Engineer | Managed Services Overview n
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 n
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 n
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Serve as the senior technical escalation point for L2 engineers across incidents, service requests, and complex change activities.
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Lead technical response on P1 and P2 major incidents, own root cause analysis (RCA), and produce written documentation for customers.
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Resolve complex cross-domain faults end to end across multi-vendor network and security environments.
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Configure, optimise, and troubleshoot Palo Alto Networks and Fortinet estates, including Forti SD-WAN, Panorama, FortiManager, and FortiAnalyser.
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Plan and execute scheduled technical changes, upgrades, and migrations during maintenance windows with comprehensive rollback strategies.
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Partner with the Client Technical Lead to transition recurring faults into formal problem management workflows.
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Mentor L2 engineers and contribute to operational efficiency by creating runbooks, knowledge base articles, and automation routines.
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Skills & Experience Required n
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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.
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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).
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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).
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Strong technical mastery of enterprise routing and switching protocols: BGP, OSPF, VLANs, STP, HA/clustering, QoS, IPSec, and remote‐access VPN.
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Proven track record of independently resolving complex multi‐vendor faults and delivering written RCAs that withstand customer scrutiny.
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Solid ITIL alignment with solid discipline across ticket, change, and problem management within strict SLA targets.
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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).
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📌 Senior Network Security Engineer (Victoria)
🏢 FinXL IT Professional Services
📍 Victoria