Senior Network Engineer

Role Summary

Ryt Bank is seeking a highly experienced Senior Network Engineer to lead the design, operation, security, and continuous improvement of the bank's enterprise network infrastructure. This role is responsible for end-to-end network management across corporate offices, data centre environments, and selected components within AWS and Alibaba Cloud. The ideal candidate will have deep hands-on expertise in enterprise networking, firewalls, VPNs, WiFi, and switching, with strong working knowledge of server and database administration to ensure secure, resilient, and high-performance systems that meet banking-grade availability and compliance requirements.

Key Responsibilities

Enterprise Network Management

• Design, implement, operate, and maintain the bank's enterprise network infrastructure, including LAN, WAN, and VPN networks

• Administer and optimise enterprise-grade network switches, routing, and segmentation

• Ensure high availability, performance, scalability, and fault tolerance across all network environments

• Lead network troubleshooting, root-cause analysis, and incident resolution

Network Security, Firewalls & VPN

• Manage and administer enterprise firewalls, security policies, and network access controls

• Design, deploy, and maintain site-to-site and remote-access VPNs

• Work closely with security teams to ensure compliance with internal security standards, regulatory requirements, and audit expectations

• Implement network hardening, segmentation, and monitoring best practices

WiFi & Office Network Infrastructure

• Design, deploy, and manage enterprise WiFi solutions for office environments

• Ensure secure authentication, coverage optimisation, and performance tuning

• Support office expansions, relocations, and upgrades from a network perspective

Cloud Networking (AWS & Alibaba Cloud)

• Manage and support hybrid network connectivity between on-premise environments and cloud platforms

• Administer selected networking components within AWS and Alibaba Cloud, including VPC/VPC-like constructs, routing, security groups, and connectivity services

• Support cloud-based workloads with secure, resilient network designs

Server & Database Administration

• Provide administration and operational support for servers and databases (on-premiseand/or cloud)

• Perform system maintenance, patching, performance monitoring, and capacity planning

• Support backup, recovery, and high-availability configurations

• Work closely with application and platform teams to ensure infrastructure reliability

Operations, Documentation & Governance

• Maintain accurate network diagrams, configurations, and technical documentation

• Participate in change management, release planning, and maintenance windows

• Support audits, compliance reviews, and regulatory assessments

• Mentor junior engineers and provide technical leadership when required

Required Skills & Experience

Technical Experience

• 8+ years of experience in enterprise network engineering or infrastructure roles

• Strong hands-on experience with:

  • Enterprise firewalls and security appliances

  • VPN technologies (site-to-site and remote access)

  • Enterprise network switches and routing

  • Enterprise WiFi design and administration

• Practical experience supporting AWS and Alibaba Cloud networking

• Experience with server and database administration, including maintenance and operational support

• Strong troubleshooting skills across network, system, and connectivity layers

Technical Knowledge

• TCP/IP, routing, switching, VLANs, network segmentation

• Network security principles and best practices

• High-availability and resilient infrastructure design

• Monitoring, logging, and performance optimisation

Qualifications & Certifications (Preferred)

• Relevant certifications such as:

  • CCNP / CCIE or equivalent

  • Firewall or security certifications

  • AWS or Alibaba Cloud certifications

Personal Attributes

• Strong ownership mindset and accountability

• Able to operate independently in a senior, hands-on role

• Clear communicator with both technical and non-technical stakeholders

• Comfortable working in a regulated, security-sensitive environment

• Detail-oriented with strong documentation discipline