ABOUT CITI:

Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management.
As a Platform Architect in the Internet Gateway and API Management team you will be responsible for leading a variety of engineering activities including the design, acquisition and deployment of hardware, software and network infrastructure in coordination with the Client/Partner technology teams to deliver hybrid, multi-cloud enterprise scale solutions. This is a hands-on technical experience opportunity with the scope to impact tens of thousands of developers in the firm. This is also an excellent opportunity to gain expertise in many different tools and technologies; make an impact in a large organization; and gain exposure to the many business and technology initiatives. We are continually looking for ways to improve processes, better integrate our systems and automate as much as possible in order to Deliver Value to our Clients.

KNOWLEDGE/EXPERIENCE:

• In-depth understanding of service mesh architecture, components, and configuration options, including advanced traffic management, security policies, and telemetry customization.
• Proven track record of architecting, designing, implementing, and managing multi-cloud enterprise solutions at Fortune 500 scale, addressing performance, security, and observability.
• Hands on experience with Kong Service Mesh and Apigee Hybrid highly desireable.
• Extensive experience with Kubernetes and container orchestration platforms, including networking, security, and service management. Preference for experiences with OpenShift, AWS EKS, and GKE.
• Deep understanding of microservices design patterns, service discovery mechanisms, API gateways, and distributed tracing.
• Expertise in tools like Prometheus, Grafana, Open Telemetry, and/or Kiali to monitor performance and troubleshoot issues.
• Knowledge of zero-trust security principles, authentication and authorization mechanisms (e.g. SSO, SAML, OAuth2.0), load balancers, firewalls, DMZ, and encryption technologies and related best practices for service mesh integration.
• Understanding of SRE principles and experience applying them to service mesh environments for reliability and performance optimization.
• Strong working knowledge of Load balancers, firewalls, DMZ, ALB, NLB and other networking concepts. Expertise in implementing cryptography technologies like Encryption, Decryption, Digital Signature.
• Must have expertise in Unix shell scripting and at least one more other common scripting/automation languages/environments like JavaScript, Perl, Ansible, etc.

QUALIFICATIONS:

• 7-10 years of relevant experience in an Engineering/DevOps role
• 5+ years of experience designing, implementing, and managing microservices architectures.
• 3+ years of experience with Kubernetes and container orchestration platforms.
• Experience on Kong Service Mesh is a plus
• Ability to work under pressure and manage to tight deadlines or unexpected changes in expectations or requirements. Experience working in Financial Services or a large complex and/or global environment
• Proven ability to lead technical projects and mentor other engineers.
• Consistently demonstrates clear and concise written and verbal communication.
• Comprehensive knowledge of design metrics, analytics tools, benchmarking activities and related reporting to identify best practices.
• Project Management experience

EDUCATION:

• Bachelors’ degree/University degree or equivalent experience
• Master’s degree preferred
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• Impact the engineering function by influencing decisions through advice, counsel or facilitating services and hands-on Development.
• Serve as a technology subject matter expert for internal and external stakeholders to design and implement robust architectural practices, encompassing traffic management, security, observability, and resilience for microservices across public and private cloud.
• Establish and enforce service mesh best practices, including security policies, traffic routing rules, circuit breakers, and access control mechanisms, to maintain a secure and reliable application environment.
• Work directly with clients/partner application teams to drive rollout of tools, educate teams, and assist with adoption. Work closely with networking and security teams to ensure secure and efficient integration with on-premises infrastructure and networks.
• Develop comprehensive monitoring and observability dashboards to provide deep insights into service mesh health, performance, and potential issues, enabling proactive problem identification and resolution.
• Partner with SREs to establish service mesh observability, monitoring, and alerting strategies for maintaining high availability and performance, collaborating to define SLOs, SLIs, and error budgets.
• Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm’s reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.