Job Summary
Systems Engineer – Enterprise IoT & Infrastructure (L2–L3)
Global Financial Services - Canary WharfHybrid – 3 days per week onsite - 1‑year contract (can extend)
We are hiring an experienced Systems Engineer with strong hands‑on capability across enterprise IoT/OT infrastructure, servers, networking, and secure integrations. This role is ideal for someone who enjoys blending technical depth with practical implementation and operational engineering.This is not a desktop support or traditional Windows admin role.We are looking for someone operating at L2 to early L3 level, comfortable working across multiple technology layers to support large‑scale IoT deployments in a high‑security enterprise environment.
Key Responsibilities
- Support and implement enterprise IoT/OT device infrastructure, including configuration, maintenance, patching, and troubleshooting
- Translate architectural designs into operational, technical implementations
- Perform patch testing, deployments, and validation across devices and infrastructure
- Troubleshoot issues spanning device, network, server, and SaaS platform layers
- Work with APIs, SaaS platforms, and hybrid cloud environments to enable secure integrations
- Handle physical devices as part of refurbishment, testing, and rollout activities
- Collaborate with network, security, platform teams, and vendors
- Create and maintain technical documentation, runbooks, and operational procedures
- Ensure compliance with enterprise security frameworks (authentication, authorization, encryption)
- Support migrations, platform rollouts, and IoT lifecycle projects
Required Technical Skills
- Strong experience with Windows and Linux server engineering
- Solid understanding of networking fundamentals (routing, subnets, DNS, DHCP, L3 concepts)
- Hands‑on knowledge of IoT/OT devices, hardware configuration, and troubleshooting
- Working familiarity with APIs, system integrations, and enterprise environments
- Experience with SaaS platforms and authentication protocols (SAML, OIDC)
- Understanding of firewalls, proxies, load balancers, and secure enterprise architectures
- Proven background delivering L2 / early L3 engineering support
- Strong awareness of security fundamentals, including encryption and identity controls
Experience & Profile
- 4–8+ years in Systems Engineering, Infrastructure Support, or IoT/OT environments
- Strong analytical and troubleshooting ability across multiple layers
- Able to operate independently while coordinating with global teams
- Comfortable working in high‑security, production enterprise environments
- Hands‑on device experience is required for London‑based roles
- Structured and rigorous approach to documentation, change control, and security
What We’re Looking For
- Infrastructure + networking + IoT exposure
- Someone who thrives in technical, hands‑on environments
- A proactive engineer who can support rollouts, troubleshoot complex issues, and maintain enterprise‑grade systems
