Senior Security Engineer

Are you an experienced, passionate pioneer in technology who wants to work in a collaborative environment? As an experienced Senior Security Engineer, you will have the ability to share new ideas and collaborate on projects as a consultant without the extensive demands of travel. If so, consider an opportunity with Deloitte under our Project Delivery Talent Model. Project Delivery Model (PDM) is a talent model that is tailored specifically for long-term, onsite client service delivery.

As a Senior Security Engineer, you will play a pivotal role in safeguarding the organization’s network and infrastructure. Your primary responsibilities include:

Ensure strict adherence to established architecture standards, frameworks, and technology roadmaps, supporting the organization’s long-term strategic objectives.

Contribute to the ongoing development and improvement of security architecture and best practices.

Follow and enforce best practices for change and release management, ensuring all network and security updates are executed with appropriate controls and documentation.

Complete and manage service requests assigned to Network Operations, Network Engineering, and Network Security teams.

Provide advanced troubleshooting for incidents, acting as an escalation point for complex issues across network and security platforms.

Deliver specialized incident support, including firewall, load balancer (F5), packet capture, log introspection, and LAN/WAN diagnostics.

Administer firewalls, including configuration of rules, dynamic routing, threat protection, patching, upgrades, and routine maintenance.

Manage Intrusion Prevention Systems (IPS) and related tools, ensuring up-to-date protection and reliable operations.

Oversee load balancer administration (F5 and others), configure VIPs, pool members, and manage SSL offloading.

Provide DNS and DHCP administration along with ongoing maintenance and improvements.

Support SSL and IPSEC VPN solutions, ensuring secure remote access capabilities.

Administer and support web proxies, URL categorization, and Zscaler ZIA/ZPA platforms.

Communicate regularly with Engagement Managers (Directors), project team members, and representatives from various functional and / or technical teams, including escalating any matters that require additional attention and consideration from engagement management

Independently and collaboratively lead client engagement work streams focused on improvement, optimization, and transformation of processes including implementing leading practice workflows, addressing deficits in quality, and driving operational outcomes

AI & Engineering leverages cutting-edge engineering capabilities to build, deploy, and operate integrated/verticalized sector solutions in software, data, AI, network, and hybrid cloud infrastructure. These solutions are powered by engineering for business advantage, transforming mission-critical operations. We enable clients to stay ahead with the latest advancements by transforming engineering teams and modernizing technology & data platforms. Our delivery models are tailored to meet each client's unique requirements.

Our AI & Data practice offers comprehensive solutions for designing, developing, and operating advanced Data and AI platforms, products, insights, and services. We help clients innovate, enhance, and manage their data, AI, and analytics capabilities, ensuring they can grow and scale effectively.

8+ years designing/engineering and operating security controls for complex enterprise networks

6+ years leading troubleshooting for network/security incidents (packet captures, log analysis, root-cause analysis)

6+ years implementing network architecture patterns (subnetting, NAT, ACLs, QoS, redundancy/high availability)

5+ years planning and executing device lifecycle work (configuration, patching, upgrades, maintenance) across firewalls/routers/switches/load balancers/VPN/proxies/web filtering

4+ years producing clear technical documentation (procedures/runbooks,…