OneAPPS Consulting
Data Center & Network Security Engineer
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OneAPPS Consulting (www.oneapps.com) is a Technology consulting firm based out of London and offices across Europe. We are working on various projects involving diverse, multicultural teams with clients across the Europe. We are an invaluable partner and our teams have collaborated to support the growth of our clients. With more than 7 locations worldwide we help our clients to deliver their projects smoothly. We look forward to getting to know you and working with you.
Data Center & Network Security Engineer
Location: London
Mostly remote; occasionally to London office
Role Overview
We are seeking an expert-level Data Center & Network Security Engineer to lead the deployment, implementation, and optimization of our core network infrastructure. In this role, you will be the hands-on technical responsible for building and maintaining robust Cisco Data Center fabrics (Nexus & Catalyst), enterprise Wireless networks, and robust perimeter security using FortiGate firewalls. This is a implementation and deployment-focused role requiring a seasoned professional who can hit the ground running.
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Key Responsibilities
- Infrastructure Deployment: Lead the end-to-end staging, deployment, and configuration of Data Center network topologies using Cisco Nexus (9K/7K/5K) and core enterprise Cisco Catalyst switches.
- Core Network Engineering: Implement and optimize complex Layer 2 and Layer 3 environments utilizing advanced routing protocols (BGP, OSPF) and high-availability campus architectures.
- Network Security Implementation: Serve as the hands-on deployment expert for network security, configuring and managing FortiGate Firewalls, high-availability clusters, policy frameworks, and secure VPN topologies.
- Wireless Architecture Deployment: Own the hands-on implementation, site-survey translation, tuning, and management of enterprise-grade Wireless (Wi-Fi) networks and wireless controllers.
- Application Delivery: Apply fair operational knowledge of Load Balancers (e.g., F5 BIG-IP, Citrix ADC) to ensure traffic distribution, application availability, and seamless integration with the data center fabric.
- Escalation & Migration: Act as the final technical authority for complex network migrations, infrastructure cutovers, and high-tier troubleshooting during deployment phases.
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Technical Requirements & Qualifications
- Experience: Expert-level experience in enterprise Routing & Switching and Data Center engineering.
- Cisco Architecture (Expert): Deep, hands-on deployment expertise in Cisco Nexus and Catalyst switching environments.
- Firewall Engineering (Advanced): Hands-on implementation experience specifically with FortiGate Firewalls (FortiOS, policy creation, UTM, routing over firewalls).
- Wireless Network Engineering: Hands-on deployment experience in enterprise Wireless networks.
- Load Balancers: Fair knowledge and basic implementation/configuration familiarity with Load Balancers to support data center application delivery.
- Certifications (Preferred): Active CCNP / CCIE (Enterprise or Data Center) and NSE 4 / 7 (Fortinet Certified Professional/Expert) are highly advantageous.
If this role sounds like you, we invite you to apply. Thanks.
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