Senior Engineering Specialist Lead – Network Security Services (Network Platform) Our client is a leading Canadian financial services and insurance enterprise dedicated to building resilient, modern digital infrastructure. Operating at enterprise scale, they provide a reliable, forward-thinking environment where technical leaders drive meaningful, organization-wide impact. This is a highly senior, individual contributor (IC) position designed for a seasoned technical authority.

You will set the technical direction and "target state" for the organization’s network security platform without people management responsibilities. You will act as the final approval authority on complex network and cloud architecture, lead proof-of-concept initiatives, and guide engineering teams through technical credibility, mentorship, and vision.

Technical Direction & Authority: Establish the long-term target-state architecture (3–5 year horizon), evaluate competing technologies, and serve as the final technical decision-maker for the network platform. Architecture & Hands-On Evaluation: Design, test, and operationalize enterprise network and security solutions; Architect and refine multi-cloud and hybrid network infrastructure (Azure/AWS), including VPC/VNET routing, L4/L7 load balancing, private connectivity, and DNS.

Security & Infrastructure Resilience: Conduct service health assessments, address systemic risks,



and oversee technologies across LAN/WAN/SD-WAN, Firewalls, WAF, IPS/IDS, DDoS, and VPN.

Mentorship & Quality Standards: Drive engineering excellence through design reviews, runbook codification, pair troubleshooting, and technical upskilling across delivery teams.

Vendor & Stakeholder Engagement: Partner with vendors to finalize hardware/software specifications and collaborate with enterprise architecture and security teams to align roadmaps. 10+ Years of Experience: Proven background designing, integrating, and deploying complex network and security solutions within enterprise environments. ~ Deep Network Engineering Foundation: Core expertise across traditional networking (LAN/WAN/SD-WAN, Load Balancers, Firewalls) paired with strong Cloud Networking experience (AWS/Azure). ~ Technical Leadership (Non-Managerial): Track record of acting as a technical authority, defining project architecture, and making high-stakes technology choices without direct report management. ~ Senior IC History: Advanced Cloud-Native Strategy: Specialized expertise in Kubernetes networking, policy-as-code guardrails, and automated IaC/CI/CD deployment patterns.

Base Salary: $107,000 – $157,000 CAD (Commensurate with experience and location) Target 10% annual performance bonus Work Model: Hybrid (3 days/week on-site)

📌 Lead Network Engineer (London)
🏢 Randstad Digital
📍 London