[Remote] Principal Software Engineer, Platform Engineering
Note: The job is a remote job and is open to candidates in USA. Moderna is a pioneering company revolutionizing medicine through mRNA technology. They are seeking a Principal Software Engineer in Platform Engineering to define, build, and evolve reusable platform capabilities for software development, ensuring secure and effective operations across teams.
Responsibilities
- Design and build secure platform capabilities using Python/TypeScript, GitHub Actions, Pulumi, Docker, AWS, and relevant internal or vendor APIs
- Lead the design and evolution of AI runtime safety and AI gateway patterns, including policy enforcement, access controls, telemetry, auditability and operational controls
- Build and guide implementation of governed AI-assisted development workflows by packaging approved tools, creating reusable integration patterns, improving developer experience, and embedding security and compliance expectations into paved-road delivery workflows
- Partner with Cybersecurity, Architecture, AI platform teams, and engineering leaders to align on platform standards, adoption strategy, risk posture, and implementation tradeoffs
- Create and drive adoption of templates, reference implementations, documentation, examples, and paved-road patterns that help application teams adopt secure development and AI-assisted workflows
- Improve developer experience by identifying systemic friction, reducing setup time, eliminating manual toil, standardizing common workflows, and making secure patterns easy to adopt
- Establish and mature operational practices for owned capabilities, including monitoring, alerting, dashboards, runbooks, support models, service ownership, and lifecycle management
- Identify recurring developer pain points and influence roadmap by proposing improvements to shared frameworks, templates, platform tooling, and paved paths
- Lead integration of secure software delivery controls into development workflows, including CI/CD guardrails, policy checks, artifact controls, and developer remediation patterns
- Contribute hands-on across Builder Tools & Platforms priorities as team needs evolve, including developer tooling, platform automation, secure delivery patterns, internal frameworks, and operational support
- Mentor and coach engineers, raise engineering standards, review design and implementations, and help teams make durable technical decisions across platform and applications boundaries
Skills
- 10+ years of experience in software engineering, platform engineering, DevOps, infrastructure automation, secure software delivery, or a related role
- Deep software engineering experience designing, implementing, and operating developer platforms, internal tools, infrastructure automation, CI/CD systems, or secure software delivery platforms
- Very strong programming skills in Python or TypeScript/JavaScript
- Significant experience with GitHub, GitHub Actions, CI/CD workflows, and modern software delivery practices
- Significant experience with AWS or another cloud provider for deploying and managing applications or platform services
- Experience with Docker and containerized applications
- Strong understanding of secure software development practices, software supply chain, dependency management, vulnerability scanning, artifact management, secrets handling, identity, authorization, and policy enforcement
- Proven ability to set technical direction and design systems that balance security, standardization, usability, reliability, and developer productivity
- Proven experience leading technical initiatives with cross-functional stakeholders
- Demonstrated ability to mentor engineers, raise technical standards, and guide teams through architecture, design, implementation, and operational tradeoffs
- Expert troubleshooting skills across application code, build pipelines, cloud infrastructure, networking, identity, developer tooling, and third-party platforms
- Demonstrated ability to adapt to changing team priorities, operate effectively in ambiguous problem spaces, and contribute across a range of platform engineering responsibilities, including areas outside immediate prior experience
- Experience with AI-assisted development tooling, AI gateway patterns, model or API access controls, policy-as-code, telemetry, or runtime safety controls
- Experience shaping platform strategy or technical roadmaps for capabilities adopted by multiple engineering teams
- Experience partnering with security, architecture, platform, and application teams to drive adoption of shared capabilities and standards
- Experience with infrastructure-as-code tools such as Pulumi, CDK, Terraform, or similar
- Experience with application security, cloud security, software supply chain controls, vulnerability management workflows, or secure CI/CD guardrails
- Experience building internal developer platforms, paved-road workflows, reusable templates, CLIs, scaffolding systems, or shared engineering standards
- Experience with Kubernetes, container security, base image lifecycle management, secrets management, network isolation, or secure runtime patterns
- Experience creating documentation, reference architecture, onboarding materials, and developer enablement content for shared platform capabilities
Benefits
- Competitive healthcare, plus voluntary benefit programs to support your unique needs
- A holistic approach to well-being, with access to fitness, mindfulness, and mental health support
- Family planning benefits, including fertility, adoption, and surrogacy support
- Generous paid time off, including vacation, volunteer days, sabbatical, global recharge days, and a discretionary year-end shutdown
- Savings and investments to help you plan for the future
- Location-specific perks and extras
- The successful candidate may be eligible for an annual discretionary bonus, other incentive compensation, or equity award, subject to company plan eligibility criteria and individual performance.
Company Overview