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MMC is hiring a Senior Principal Engineer - IT Systems Engineering in Noida - Sector 135 for a full-time role shaping enterprise technology platforms and engineering standards. This is a senior technical leadership opportunity for an experienced systems engineer who thrives on architecture, reliability, and cross-team influence. About the Role As Senior Principal Engineer - IT Systems Engineering at MMC in Noida - Sector 135, you will set direction for complex IT systems, guide engineering excellence, and partner with stakeholders to keep critical infrastructure secure, scalable, and well-operated. You will combine hands-on systems depth with principal-level judgement to improve how services are designed, operated, and evolved across the organisation. Day-to-Day Responsibilities Lead architecture and end-to-end design work for IT systems, platforms, and related infrastructure services Define engineering standards, operating practices, and technical roadmaps that improve reliability, performance, and maintainability Review designs, guide implementation choices, and remove blockers for large or high-risk changes Partner with security, operations, product, and application teams to deliver resilient, well-integrated solutions Mentor senior and mid-level engineers through design discussions, code and configuration reviews, and technical coaching Drive incident learnings, capacity planning, observability improvements, and continuous hardening of production systems Evaluate new tools and approaches, document decisions, and help teams adopt proven patterns at scale Represent IT Systems Engineering in planning forums and communicate trade-offs clearly to technical and non-technical audiences What We're Looking For Proven experience as a senior or principal-level engineer in IT systems engineering, infrastructure, or enterprise platforms Deep knowledge of operating systems, networking foundations, identity and access patterns, and enterprise infrastructure building blocks Strong background in system design, automation, reliability practices, and large-scale operational environments Ability to lead multi-team technical initiatives, set standards, and influence without relying only on hierarchy Excellent written and spoken communication skills for reviews, proposals, runbooks, and stakeholder updates Hands-on familiarity with modern tooling for configuration management, monitoring, CI/CD, and cloud or hybrid estates as relevant to IT systems work A disciplined approach to security, compliance awareness, change control, and operational excellence Comfort mentoring others and raising the bar for engineering quality in a full-time, on-site role based in…
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