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Due to the nature of the projects and specific client security clearance, this role requires the successful candidate to be a Singapore Citizen or PR of Singapore.
Principal Infrastructure Engineers within Enterprise Modernization, Platforms and Cloud (EMPC) at Thoughtworks are strategic technical leaders and trusted advisors who direct solution architecture and enterprise infrastructure strategy for complex, large-scale modernizations. Operating at the intersection of executive business vision and deep technical execution, you guide client leaders through platform engineering, cloud modernization, and Site Reliability Engineering (SRE) initiatives. You foster a culture of technical excellence, mentor cross-functional delivery teams, and champion robust DevOps, DevSecOps, and continuous delivery practices. Ultimately, you are responsible for establishing resilient, modern infrastructure foundations and driving systemic change across enterprise accounts.
Job responsibilities
- You will act as a trusted technical advisor to senior client executives, guiding multi-year infrastructure strategy, platform engineering, and cloud transformation roadmaps underthe EMPC practice.
- You will lead collaborative architectural design and implementation grounded in well-architected framework principles to deliver enterprise-scale hosting platforms, cloud-native environments, and resilient infrastructure systems.
- You will champion DevOps philosophies, Infrastructure as Code (IaC), continuous delivery for infrastructure, and Site Reliability Engineering (SRE) practices across clientengagements.
- You will assess complex legacy ecosystems and design modern technical roadmaps to eliminate architectural constraints, platform vulnerabilities, and scalability bottlenecks.
- You will establish enterprise DevSecOps frameworks, embedding secrets management, compliance controls, and supply chain security into automated delivery pipelines.
- You will collaborate with account leadership and client stakeholders to navigate technical trade-offs, manage strategic operational risks, and ensure alignment with businessgoals.
- You will lead the adoption of emerging technical capabilities, including AI-assisted infrastructure automation, self-healing architectures, and modern multi-cloud telemetryframeworks.
- You will cultivate Thoughtworker growth and development by mentoring lead and senior infrastructure engineers, encouraging feedback, and fostering an inclusive team culture.
- You will help shape Thoughtworks' cloud and infrastructure practice through collaboration with business development, marketing, and capability development teams.
- You will establish comprehensive observability standards across client platforms, incorporating distributed tracing, centralized logging, application metrics, and self-healing systems.
Job qualifications
Technical Skills
- You have an extensive track record in platform engineering, legacy modernization, andcloud architecture across major IaaS platforms (AWS, Azure, or GCP) and enterprise container orchestration platforms like Kubernetes.
- You possess deep technical mastery in Infrastructure as Code (IaC) tools (e.g.,Terraform, CloudFormation), automated configuration management, and modern CI/CD delivery pipelines.
- You bring expertise in enterprise networking, platform vulnerability management, zero-trust security paradigms, and software supply chain security.
- You have hands-on experience designing and implementing observability systems, multi-cloud resilience and Site Reliability Engineering.
- You bring an open and thoughtful mindset toward emerging technologies and AI, proactively exploring AI-assisted platform automation, predictive operations, and intelligent telemetry.
Professional Skills
- You excel at navigating complex ambiguity, making sound architectural decisions under pressure, and skillfully managing systemic technical and operational risks.
- You are comfortable partnering directly with executive leadership (CTO, CIO, VP of Engineering) to design technical strategies while simultaneously serving as a hands-ontechnical advisor to engineering groups.
- You are a natural mentor and leader, skilled at inspiring cross-functional teams, driving organizational change, and resolving complex stakeholder alignment challenges.
- You demonstrate commercial and strategic acumen, with experience shaping program scope, supporting pre-sales technical strategies, and crafting winning client proposals.
- You thrive in a collaborative, non-hierarchical environment that values transparency, openness, feedback, continuous learning, and technical excellence.
Other things to know
Learning & Development
There is no one-size-fits-all career path at Thoughtworks: however you want to develop your career is entirely up to you. But we also balance autonomy with the strength of our cultivation culture. This means your career is supported by interactive tools, numerous development programs and teammates who want to help you grow. We see value in helping each other be our best and that extends to empowering our employees in their career journeys.
Responsible Use of AI in Recruitment
At Thoughtworks, we use AI tools to support our recruitment team with administrative tasks such as drafting communications, scheduling interviews and writing job descriptions.
Crucially, our AI tools do not screen, assess, rank or make hiring decisions. Every application is reviewed by our team and all selection decisions are made exclusively by our interviewers and hiring managers.
We are committed to fairness and responsible AI. We actively manage our AI systems by testing, monitoring for biased outcomes and implementing mitigation measures. We hold our third-party vendors to these same high standards through a rigorous governance process. For additional information, please see our full Thoughtworks AI Policy for Recruitment.
Job Details
Country: Singapore
Location: Singapore
Date Posted: 08-03-2026
Industry: Information Technology
Employment Type: Employee
About Thoughtworks
Thoughtworks is a dynamic and inclusive community of bright and supportive colleagues who are revolutionizing tech. As a leading technology consultancy, we’re pushing boundaries through our purposeful and impactful work. For 30+ years, we’ve delivered extraordinary impact together with our clients by helping them solve complex business problems with technology as the differentiator. Bring your brilliant expertise and commitment for continuous learning to Thoughtworks. Together, let’s be extraordinary.
Thanks for your interest in joining Thoughtworks. A member of our Recruiting team will review your application as soon as possible.
In the meantime, check out our Consultant Life page to learn more about the extraordinary impact Thoughtworkers make on clients, the tech industry and each other.
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