Senior AI Platform Engineer — Drive Enterprise AI Delivery

MassMutual; New York (NY); On-site; USD 172,000 - 226,000; Full time

Job summary

MassMutual is seeking an impact-driven AI Platform Engineer embedded with IT teams to diagnose engineering effort, design, and hands-on deliver AI-enabled solutions across the full software development lifecycle, including cybersecurity. You will turn field learnings into reusable patterns, drive platform capabilities, and mentor engineers to raise the technical bar.

Join a team at the intersection of cloud infrastructure, AI/ML systems, and developer experience, delivering foundational

Qualifications

• 12+ years total experience in software engineering, DevOps/platform engineering, SRE, security engineering, or solutions engineering, including 5+ years at lead, staff, or principal level with multi-team or enterprise-wide scope.
• Proven record of delivering measurable build and run efficiency gains in large, complex IT environments—from strategy through hands-on implementation.
• Hands-on experience applying LLMs and agentic AI to software delivery and operations—AI-assisted development, code review, test generation, workflow automation, and AI-enabled operations.
• Strong DevSecOps and SDLC fluency: CI/CD, IaC and GitOps, automated testing, observability, incident/change management, and secure-by-design practices.

Responsibilities

• Embed with IT portfolio teams and deliver outcomes hands-on—work shoulder to shoulder with engineering and operations teams, moving from discovery to production in real environments.
• Apply the AI platform across the full SDLC—requirements, design, code review, test automation, CI/CD, release, and production support to improve build and run efficiency.
• Build and ship the hard parts—agentic workflows, toolchain integrations, evaluation harnesses, and automation, then package as reusable accelerators and reference implementations.
• Embed security and governance into engagements—threat modeling for AI use cases, secure pipelines, secrets management, and governance controls that don’t slow delivery.

Skills

LLMs

Agentic AI

DevSecOps

CI/CD

Kubernetes

Cloud-native

Security

SDLC fluency

Tools

Kubernetes

CI/CD tooling

IaC (Terraform)

Observability tools

Job description

MassMutual is seeking an impact-driven AI Platform Engineer embedded with IT teams to diagnose engineering effort, design, and hands-on deliver AI-enabled solutions across the full software development lifecycle, including cybersecurity. You will turn field learnings into reusable patterns, drive platform capabilities, and mentor engineers to raise the technical bar.

Join a team at the intersection of cloud infrastructure, AI/ML systems, and developer experience, delivering foundational