Ajay Singh
- Role
- Senior Vice President at Citi
- Location
- New York, NY, US
- LinkedIn followers
- 500 followers
About Ajay Singh
Transformational technology leader with over two decades of experience driving…
Experience
Senior Vice President
Oct 2006 — Present · New York, NY, US
Summary:Established leader in platform engineering, infrastructure operations, and cloud strategy with oversight across Citi’s Private Cloud, Public Cloud readiness, Middleware platforms, GenAI operations, and Horizontal Services. Known for building high-performance teams, leading large-scale transformation, and driving operational resilience at scale.Key Accomplishments:Cloud Transformation & AWS ReadinessRepresented Production Management in Citi’s Cloud Accountable Executive Forum. Led selection and onboarding of critical applications to AWS; built scalable playbooks and reference frameworks.Internal Cloud & Container PlatformSpearheaded Citi’s Internal Cloud build (VMware, NSX, Venafi), provisioning 10K+ VMs and onboarding 400+ applications.Reduced provisioning SLA from 24 days to 4 hours via fully automated pipelines and platform repave policies.Designed and scaled ECS container onboarding, enabling 300+ enterprise apps on Red Hat OpenShift.Generative AI Operations EnablementOperationalized support for Citi Stylus and Citi Assist—enterprise LLM platforms—ensuring observability, scaling, and guardrails.Horizontal Services Operating ModelLaunched federated “Horizontal Services” model covering support for Java, Middleware, BPM, Appian, ECS, and CloudOps.Reduced RCA timelines, streamlined onboarding, and drove KPI governance through unified cross-skilled support pools.Cybersecurity & Patching AutomationAutomated patch remediation across servers using Ansible, integrated with ServiceNow, Qualys, BigFix, and Crowdstrike.Achieved compliance uplift from <50% to 97%; introduced SLA-based patch windows and codified vulnerability workflows.Major Incident Management (MIM) MaturityDriving maturity uplift across LOBs via LOB scorecards, escalation frameworks, MIM stakeholder training, and KPI modeling.Embedded continuous improvement practices aligned to audit readiness and policy compliance.
Find verified contacts for anyone on LinkedIn
Unifers gives sales teams verified emails and direct dials, enriched profiles, and outreach that lands in the inbox.
Free plan included · No credit card required
This profile is compiled from publicly available professional sources. Unifers is not affiliated with or endorsed by LinkedIn. Request removal of this profile.