Senior Network Engineer - Data Center and Cloud Migrations

About the role

A Senior Network Engineer leads large-scale data center and cloud migration initiatives, ensuring secure, reliable and efficient network operations across hybrid and multi-cloud environments. The role covers migrations across AWS and Azure, automation of network provisioning and operations, and acts as a technical reference for the team.

Key responsibilities

• Lead and execute migrations of cloud accounts (AWS, Azure, GCP, OCI) and Extranet applications from DC5 to DC13.
• Design and implement cloud network architectures in AWS and Azure (VPCs, Transit Gateway, peering, Direct Connect/ExpressRoute, VPN, routing and security controls).
• Drive the migration of AWS accounts to the new AWS Proxy Egress, including connectivity validation and client coordination for whitelisting.
• Automate network provisioning and configuration with Terraform, CloudFormation, Ansible and Python, integrated into CI/CD pipelines.
• Troubleshoot complex connectivity issues during Cloud9 migrations and act as escalation point for the team.
• Define firewall rules, application dependency mapping and routing validations; lead network redesign and maintain technical documentation and diagrams.
• Prepare and present PSA and ARB submissions and ensure service acceptance validation.
• Support client migrations from legacy environments (Allen, McKinney) to Equinix Extranet setups and bring non-standard builds to EEC standards.
• Manage SSL certificate renewals on NetScaler and F5 load balancers, plan redundancy and failover testing, and lead legacy environment clean-up.
• Mentor mid-level engineers, review their changes and promote network automation and best practices.

Required profile

• Bachelor's degree in Computer Science, Telecommunications, Information Systems or a related field, or equivalent experience.
• 5+ years of hands-on network engineering experience, including large-scale data center and cloud migrations.
• Proven ability to lead technical work, mentor engineers and communicate with business and technical stakeholders.
• Fluent English; excellent troubleshooting, documentation and communication skills.

Required skills

• Expert knowledge of TCP/IP, BGP, OSPF, VPN/IPsec, NAT, DNS, DHCP.
• Strong hands-on AWS networking (VPC, Transit Gateway, Direct Connect, Route 53, security groups, NACLs) and Azure networking (VNets, peering, ExpressRoute, Azure Firewall, NSGs, Load Balancer/Application Gateway, Private Link).
• Hybrid and multi-cloud connectivity (AWS, Azure, GCP and/or OCI).
• Infrastructure as code with Terraform and AWS CloudFormation; Ansible and Python scripting.
• CI/CD pipelines and Git-based workflows (GitHub Actions, Azure DevOps, Jenkins).
• F5 and NetScaler load balancers, SSL certificate management, enterprise firewalls and proxies.
• Vulnerability management tools (Qualys, Tenable, Rapid7) and hardware lifecycle management.

Nice to have: AWS or Azure networking certifications, CCNP/CCIE, Terraform Associate, Kubernetes networking, ISO 27001/SOC 2/NIST familiarity, and network monitoring tools such as CloudWatch, Azure Monitor or ThousandEyes.