Lead Specialist, Network Management, Deloitte Global Technology

Job Type: Permanent Work Model: Remote Reference code: 134498 Primary Location: Toronto, ON All Available Locations: Toronto, ON; Burlington, ON; Ottawa, ON Our Purpose At Deloitte, our Purpose is to make an impact that matters. We exist to inspire and help our people, organizations, communities, and countries to thrive by building a better future. Our work underpins a prosperous society where people can find meaning and opportunity. It builds consumer and business confidence, empowers organizations to find imaginative ways of deploying capital, enables fair, trusted, and functioning social and economic institutions, and allows our friends, families, and communities to enjoy the quality of life that comes with a sustainable future. And as the largest 100% Canadian-owned and operated professional services firm in our country, we are proud to work alongside our clients to make a positive impact for all Canadians. By living our Purpose, we will make an impact that matters. Have many careers in one Firm. Enjoy flexible, proactive, and practical benefits that foster a culture of well-being and connectedness. Learn from deep subject matter experts through mentoring and on the job coaching Deloitte Global is the engine of the Deloitte network. Our professionals reach across disciplines and borders to develop and lead global initiatives. We deliver strategic programs and services that unite our organization. What will your typical day look like? As part of the GTS GTI Technology Architecture team, this senior architectural engineering role will provide design leadership for the firm’s next-generation global network, security, and cloud connectivity strategy. The position will shape target-state WAN, SASE, cloud exchange, automation, observability, and IP services architectures that enable secure, resilient, and scalable consumption of regional delivery centers, cloud platforms, and private cross-border communications. The role is expected to define architectural standards, influence technology roadmaps, guide engineering patterns, and partner across global teams to modernize legacy network designs into an agile, automated, policy-driven network-as-a-service capability. Lead development of enterprise network architecture roadmaps, reference architectures, and design standards in partnership with global technology, cyber, cloud, and infrastructure stakeholders. Architect a network-as-a-service (NaaS) delivery model that standardizes resilient, scalable, automated, and policy-based Global WAN capabilities. Define high-level and low-level architecture patterns for WAN, MPLS, E-LAN, IPsec, SASE, cloud exchange, and hybrid connectivity services to support application migration into regional delivery hubs and cloud environments. Establish infrastructure-as-code, automation, and orchestration patterns that improve design repeatability, governance, deployment consistency, and operational handoff. Provide architectural direction for global data center exit and modernization initiatives as the firm transitions critical infrastructure and applications into centralized and cloud-enabled delivery models. Design secure connectivity architectures into Global Cloud Platforms over private and Internet transports using strategic Cloud Exchange points of presence and consistent security controls. Own IPv6 dual-stack architecture strategy and adoption patterns across the global network, aligning address planning, routing, security, and application migration considerations. Shape the enterprise IP address management and regional LIR strategy across ARIN, RIPE, APNIC, LACNIC, and AFRINIC to support centralized governance, compliance, resiliency, and global scalability. Contribute to the IT-of-the-future strategy by convening cross-functional architecture experts and advancing a global Center of Excellence for network modernization, standards, and reusable design patterns. Define topology modeling, design documentation, and architecture visualization practices using platforms such as NetBrain to maintain authoritative views of current-state and target-state network architecture. Define observability and network analytics architecture requirements that improve end-to-end visibility, service assurance, capacity planning, and proactive risk management. Provide design authority and architectural governance for telecommunications integration, carrier connectivity, and production network activation patterns. About the team Deloitte Technology works at the forefront of technology development and processes to support and protect Deloitte around the world. In this truly global environment, we operate not in "what is" but rather "what can be" to help Deloitte deliver and connect with its clients, its communities, and one another in ways not previously conceived. Enough about us, let’s talk about you Required: BS in Network Engineering, Computer Science, Information Systems, or equivalent enterprise architecture and engineering experience Demonstrated experience designing global enterprise network architectures, including WAN, routing, segmentation, cloud connectivity, and secure access patterns Strong understanding of network security architecture, zero trust principles, SASE, policy enforcement, and secure hybrid connectivity Experience influencing architecture decisions, standards, governance, and technology roadmaps in a large global enterprise environment Skills: Advanced routing architecture including BGP, OSPF, route policy, traffic engineering, segmentation, and resilient design patterns Cloud network architecture across AWS, Azure, and Google Cloud Platform, including private connectivity, transit, segmentation, security controls, and landing zone integration Architecture-led automation using scripting, APIs, infrastructure-as-code, CI/CD concepts, PowerShell, Python, Power Automate, and analytics platforms Network automation, SDN, orchestration, service catalog design, and network-as-a-service operating models Identity-