Senior Principal Engineer, Infrastructure Architecture & Governance

COMPANY DESCRIPTION Mediacorp is Singapore's largest content creator and national media network, operating a suite of TV channels, radio stations, and multiple digital platforms. Its mission is to engage, entertain, and enrich audiences by harnessing the power of creativity. We are committed to creating an inclusive and diverse workplace where talent thrives. Our hiring decisions are made based on merit and fit-to-role. If you have a disability or special need which requires accommodation to participate in the recruitment process, please inform us when you submit your online application. We will be happy to support as necessary. Thank you for your interest and application to this role. Please note that only short-listed candidates will be contacted. RESPONSIBILITIES Purpose of the role This role serves as the Infrastructure Architecture and Governance Subject Matter Expert (SME) within IAG. The individual is responsible for defining and driving enterprise infrastructure architecture standards, governance practices, modernization strategies, and secure-by-design principles across Mediacorp's Enterprise infrastructure landscape. The role is expected to balance both: hands-on infrastructure architecture leadership, and enterprise governance responsibilities. The individual will work closely with Infrastructure Operations, Cloud, Cybersecurity, PMO, and Project teams to ensure infrastructure solutions across on-premises, cloud, and hybrid environments are: scalable, secure, supportable, cost-optimized, operationally sustainable, and aligned with enterprise architecture and compliance standards. This is not a purely operational role or audit/compliance-only governance role. The role requires a strong infrastructure architecture background with the ability to influence standards, drive modernization, and govern enterprise infrastructure direction. Scope of the role Infrastructure Architecture Standards Define, maintain, and evolve enterprise infrastructure reference architectures and reusable architecture patterns. Provide architecture review, solution guidance, and technical governance for infrastructure initiatives. Drive standardization and consistency across cloud, on-premises, and hybrid infrastructure environments. Lead feasibility studies and provide recommendations on new technologies, modernization opportunities, and infrastructure capabilities. Governance & Standards Define and enforce infrastructure governance standards, guardrails, and architecture principles. Ensure infrastructure designs align with enterprise standards, operational supportability, and security requirements. Manage governance exceptions, including risk assessment, documentation, remediation tracking, and stakeholder alignment. Partner with teams to improve governance adoption pragmatically without negatively impacting delivery agility. Lifecycle & Modernization Management Maintain oversight of infrastructure lifecycle risks, including EOS/EOL, technical debt, patching, and platform supportability. Drive modernization roadmaps and technology refresh strategies in collaboration with Infrastructure Operations teams. Identify gaps in standards, architecture consistency, and operational practices, and drive improvement initiatives. Security, Risk & Compliance Alignment Embed secure-by-design and compliance-by-design principles into infrastructure architecture. Align infrastructure decisions with enterprise security, audit, and regulatory expectations. Work closely with Cyber & Information Security (CIS) and infrastructure teams to address governance gaps and risk findings. Support audit reviews, governance reporting, and infrastructure risk assessments where required. Stakeholder & Technical Leadership Act as the key infrastructure architecture SME across Enterprise IT. Influence and align stakeholders across Infrastructure Ops, PMO, CIS, Application Teams, and Vendors. Mentor engineers and technical teams on architecture standards, governance practices, and enterprise infrastructure design principles. Communicate technical risks, architecture decisions, and governance concerns clearly to both technical and non-technical stakeholders. Key Responsibilities Act as the enterprise SME for infrastructure architecture across cloud, compute, storage, network, backup/recovery, identity, and platform services. Define and govern enterprise infrastructure standards, patterns, and architecture principles. Review and validate infrastructure solution designs …