Nilesh Ramrattan

Directed $650M IPO for Regus Business Centres, overseeing IT infrastructure for 450+ global sites. Engineered $62.5M M&A integration for Orient‑Express Hotels, achieving ROI in under three years. Modernized authentication for 200K PepsiCo users via passwordless rollout, boosting security and UX. Delivered a $12M global data center & network upgrade at RTX, increasing performance by 30%. Expanded a British IT firm into new markets, reversing deficits and generating $10M annual sales.

Enterprise IT transformations from strategy to delivery across infrastructure, data centers, and networks. Cybersecurity programs and governance (identity, PAM/IAM, GRC dashboards, risk & compliance). Cloud and infrastructure modernization, with observability and performance monitoring for operational health. PMO / Portfolio leadership with Agile delivery, PI planning, and cross‑functional execution. M&A integrations and IPO readiness, aligning technology, people, and process.

AIG (via Cognizant) — Chief of Staff, Enterprise Reporting & Strategic Initiatives. Improved visibility by 40% and drove on‑time reporting across multiple business units. OptumRx / UnitedHealthcare (via Cognizant) — Product Owner, Cloud & Infrastructure Integration. Reduced IT overhead by 18% and increased delivery velocity by 22%. RTX – Raytheon Technologies (via AustinCSI) — Senior Project Manager, Global Data Center & Network. Boosted global data center performance by 30%. PepsiCo (via AustinCSI) — Chief of Staff to CTO, Device Trust. Led global ops teams and governance for a 200K‑user rollout. PwC Digital & American Airlines (via PwC) — Activation Manager & Chief of Staff; Senior Portfolio/Project Manager for infrastructure modernization and cybersecurity.

Program and portfolio leadership, PMO setup, Agile/SAFe facilitation. Identity and access management, privileged access, cyber governance, risk and compliance. Data center migrations, network modernization, device trust and endpoint programs. Observability and performance monitoring to ensure platform reliability and scalability.

ITIL, Six Sigma Black Belt, MCP, CNA, CISSP Candidate (expected 2026).Project Management Institute, PRINCE2 Foundation.

Chief of Staff, Director of PMO / Program Management, Senior Program Manager, Cybersecurity Program Lead, Transformation Leader. If you are scaling transformation, modernizing infrastructure, or strengthening cybersecurity, let’s talk. I can jump into complex environments, build momentum, and deliver measurable outcomes. Connect on LinkedIn or book a 15‑minute intro above.