Cloud Networking Expert for Enterprise Infrastructure

1 week ago

Singapore GXS Bank Full time

About GXS Bank

GXS Bank is a leading financial institution dedicated to delivering innovative technology experiences for its employees. Our Enterprise Technology team strives to provide seamless and secure IT support, fostering a collaborative environment that drives business success.

Senior Infrastructure Engineer Role Overview

The Senior Infrastructure Engineer will be a Subject Matter Expert in network infrastructure maintenance and support, with a strong focus on cloud technologies. This role requires in-depth knowledge of how networks operate and are managed, particularly within hybrid cloud environments combining on-premise and cloud-based resources.

Key Responsibilities:

  • Network Device Management: Configure and maintain various network devices and services (routers, switches, firewalls, load balancers, VPN) in both on-premise and cloud environments, ensuring seamless connectivity to the cloud.
  • IT Infrastructure Support: Maintain internet connections, Wi-Fi access points, network upgrades, office builds, expansions, and relocations, prioritizing seamless connectivity to the cloud environment.
  • Project Management: Actively participate in engaging with Business Stakeholders, internal IT Teams, and Vendors to manage project outcomes related to infrastructure maintenance and upgrades.
  • Network Design and Review: Lead network infrastructure design for architectural changes and actively participate in operation reviews within the Change Management process.
  • Problem-Solving and Service Restoration: Lead and participate in problem-solving efforts, service restoration, minimizing downtime and outages across both on-premise and cloud infrastructure.
  • Technical Influence and Communication: Demonstrate technical influence within and outside your team, driving best practices and increasing overall productivity in infrastructure management and security, communicating ideas effectively to achieve the right outcome for stakeholders and teams.
  • Knowledge Sharing and Improvement: Actively drive knowledge sharing and continuous improvement within and outside your organization, particularly in the areas of cloud networking and security.
  • Vendor Management and Compliance: Liaise with ISPs and vendors to provide required services and infrastructure, ensuring network infrastructure complies with banking industry regulations and standards, addressing vulnerabilities and maintaining a strong security posture across the hybrid environment.
  • Payment Infrastructure Connectivity: Manage and support payment infrastructure connectivity, including SWIFT and BCS FAST payment systems, ensuring secure and reliable connectivity within the cloud environment and to external partners.

Required Qualifications:

  • Bachelor's degree in computer science, software engineering, information technology, or a related field, with 5+ years of experience in a medium to large enterprise infrastructure environment, with significant experience in cloud infrastructure.
  • Extensive experience in the design, implementation (for architectural changes and new requirements), and troubleshooting of routing, switching, security (firewalls, VPNs, intrusion detection/prevention systems), and wireless LAN in both on-premise and cloud environments.
  • Strong understanding and practical experience with cloud networking services (e.g., VPC, Subnets, Route Tables, Security Groups, NACLs, Transit Gateway, Direct Connect or similar cloud connectivity solutions).
  • Solid knowledge of security best practices and technologies for both on-premise and cloud environments.
  • Project management and ITIL service operation experience, with demonstrable practical skills.
  • Willingness to learn new technologies and systems, and the ability to adapt to a fast-paced, changing environment, particularly in the cloud computing landscape.
  • Strong customer service and English communication skills, with the ability to prioritize and multitask.
  • In-depth knowledge of network infrastructure vulnerabilities and regulatory compliance within the banking industry.
  • Good understanding of cloud platforms, such as AWS, Azure, and GCP.
  • Holds one or more industry-recognised network or security certifications, such as CCNP, JNCIP, NSE4, NSE5, or cloud-specific security certifications.

Nice-to-Have Skills:

  • Experience in infrastructure automation using scripting languages like Python, Go, Perl, or Bash.
  • Possesses a good understanding of Site Reliability Engineering (SRE) principles and practices in the context of infrastructure management.
  • Knowledgeable in IaC (Terraform), DevOps and CI/CD practices to optimize infrastructure operations and deployments in the cloud.
  • Excellent stakeholder management skills, with the ability to clearly communicate technical concepts to non-technical stakeholders, including cloud infrastructure concepts.
  • Embraces a progressive, forward-thinking mindset and a positive attitude towards change and innovation, especially in adopting new cloud technologies and security practices.

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