Randhiir Chawda
Open to work20 years experienceDirector of Network Operations & Infrastructure Engineering
Director of Network Operations & Infrastructure Engineering
Standing Rank
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Skills & Technologies
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Work Experience
Charles Schwab
- Implementing Network & Security controls such as VPC, Route53, WAF , VPC Peering etc.
- Implementing Security controls such as NACL, SG, NSG, Guard Duty & AWS Macie
- Partner with AWS & Azure Proserv to perform remediation on alerts and resolve issues.
- Apply advanced troubleshooting techniques to provide unique solutions to Schwab’s internal customer base.
- Perform regular audits on implemented security controls to align with Schwab’s compliance requirements.
- Lead Operational improvement initiatives and training Schwab SOC team to manage and handle complex alerts and remediate them.
- Managed and mentored a 24/7 multi-tier Network Operations Center (NOC) and engineering team; redesigned staffing models and on-call schedules to eliminate single points of failure across global environments.
- Forecasted workload volumes and capacity metrics to justify headcount expansions and tooling investments to executive stakeholders, optimizing resource allocation by 25%
Empower Retirement
- Strategic Innovation: Built and secured an enterprise Innovation Lab in AWS and Azure, establishing the blueprint for testing AI/ML solutions.
- Network Visibility: Leveraged Palo Alto Prisma (CSPM) to provide end-to-end visibility and protection across cloud infrastructure, access management, and secure SSDLC.
- Traffic Inspection & Control: Implemented security guardrails and detective controls to ensure traffic segmentation and access control within the lab environment.
- Held ultimate operational accountability for enterprise network uptime, consistently maintaining >99.99% availability across critical automated data hubs and production environments.
- Drove a 35% reduction in Mean Time to Repair (MTTR) by re-architecting the observability strategy, deploying advanced telemetry alerts, and establishing clear Tier 1-to-3 escalation playbooks.
Lead Network & Cloud Security Engineer
VISA INC.
- Global Security Architecture Implemented security controls to ensure compliance and security for Visa’s global internal and external business units in both AWS and Azure cloud.
- Policy Enforcement: Defined and implemented consistent information security policies across Engineering, Legal, and Risk teams, ensuring alignment with global standards.
- Threat Modeling: Performed deep-dive STRIDE and DREAD threat analysis to reduce the attack surface of major enterprise-wide programs.
- Fabric Migration Planning: Implemented data center modernization, emphasizing transition paths from legacy switching platforms to modern, open BGP-controlled fabrics.
- Ensuring the network design aligns with overall departmental business strategy.
Global Operations Manager
VISA INC.
- Strategy & Standards: Implemented Security Technology Strategy and blueprints for Visa’s global network and information systems.
- Hybrid Infrastructure: Implemented complex solutions involving the integration of Cisco SD-WAN (ISR/ASR) and Nexus switches with private MPLS and Cloud environments, optimizing BGP routing resilience at the enterprise edge.
- Implemented Cisco ASA and Palo Alto Firewall to secure Visa Networks.
- Risk Leadership: Implemented the Visa Cyber Risk Management Program, defining KPIs and KRIs to maintain high-level control objectives.
- Established and enforced a rigorous Network Acceptance Testing (NAT) framework, ensuring all new site launches and firewall/switch deployments met strict observability and security standards prior to production hand-off.
- Served as Major Incident Commander for all high-severity (P0/P1) network disruptions; led technical recovery bridges, coordinated vendor/carrier escalations, and delivered real-time impact communications to business leadership.
Lead Network Operations Engineer
VISA INC.
- Infrastructure Availability: Led a 24/7 global Network Operations team, achieving 99.99% Infrastructure availability across 3 Global regions by implementing network and security services and proactively monitoring and designing automated failover via BGP conditional advertisements.
- MTTR Reduction: Reduced Mean Time to Repair (MTTR) by 35% through the introduction of playbooks and incident response guides to minimize downtime during critical outages.
- Team Development & Mentorship: Mentored and upskilled a team of 15+ engineers, transitioning the department from traditional CLI-based networking to a DevOps/NetDevOps model (Python and Ansible), increasing team productivity and cross-functional collaboration by 40%.
Projects
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Leaderboard Standings
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AI Collaboration Score
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About Details
Professional Bio
Director of Network Operations & Infrastructure Engineering with 20+ years of experience leading mission-critical, 24/7 global operations. Proven track record owning 99.99%+ availability, commanding P0/P1 incident responses, and scaling operational headcount.
M.S in Information Security & Governance
( - Present)
Bachelor’s in electrical engineering
( - Present)