Job Description
Job Description
Network & Security Infrastructure Engineer
The Role
This role supports a high volume of customer-facing applications (balance inquiries, account activity, and related services) through a dedicated service chain. The engineer will build, maintain, and secure the network and infrastructure layer underpinning these services, ensuring reliability, availability, and security, and will work in close coordination with a global support team spanning the US, India, and UK.
Required Technical Skillset
The role is built around three core technology pillars.
1. Routing (Foundational Required)
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Deep, hands-on expertise in BGP and OSPF (used together in this environment)
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Strong understanding of enterprise routing design and troubleshooting
2. Load Balancing & Certificate Management
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F5 load balancers configuration and troubleshooting
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VIP setup and SSL/TLS certificate handling
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GTM (Global Traffic Manager) experience
3. Firewalls
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Cisco ASA configuration and support
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Fortigate configuration and support
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(Note: Checkpoint firewalls are no longer in the environment; not required)
Key Responsibilities
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Build, deploy, and maintain load balancer, DNS, firewall, and routing infrastructure supporting customer-facing applications
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Monitor infrastructure and system performance; identify, troubleshoot, and resolve issues to reduce mean time to resolution
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Manage SSL/TLS certificate lifecycle across load balancing platforms
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Support change implementation during defined change windows (typically starting at 10 PM)
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Collaborate with a global support model, coordinating handoffs with the India-based team for changes falling outside US working hours (generally after midnight)
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Partner with cross-functional teams, architects, and business stakeholders to align infrastructure work with business needs
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Apply automation and scripting where possible to reduce manual intervention
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Maintain security best practices across firewall and network configurations
Ideal Candidate Profile
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Prior experience supporting a customer-facing, production banking or financial services environment
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Comfortable working within an incident-response/on-call-adjacent model with late-evening change windows
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Able to work independently and communicate effectively with global (US/India/UK) team members
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Strong troubleshooting instincts able to "figure things out on the spot " under production pressure