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Member of Technical Staff - Engineering Lead, Platform Foundations

Reflection· Engineering
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San Francisco, CA, London, New York, NYFull-timePosted 3mo ago

About the role

Platform Foundations Lead responsible for building and operating the foundational multi-cloud infrastructure, networking, security guardrails, and developer tooling. Leads and grows the infrastructure engineering team, guides technical and architectural decisions, and collaborates with research and engineering teams while remaining closely hands-on.

Responsibilities

  • Build, mentor, and grow a high-performing team of infrastructure and platform engineers. Coach and support reports in their professional growth.

Qualifications

  • Experience building, mentoring, and growing infrastructure or platform teams while staying technically hands-on (potentially leading a team of ~10).
  • Deep infrastructure or platform engineering experience with ownership of production-grade systems at scale.
  • Strong coding ability and credibility to earn technical trust.
  • Deep expertise in at least one: cloud platforms, network engineering, security architecture, or developer tooling, with working knowledge across others.
  • Fluency with modern infra toolkit: Terraform/Pulumi, Kubernetes, CI/CD and build systems (e.g. Bazel), observability (Prometheus/Grafana/OpenTelemetry).
  • Experience managing cloud and infrastructure vendors, including negotiating and operating important deals.
  • Ability to guide strategy and drive execution across a multi-cloud, multi-team environment, and to partner effectively with research and engineering teams.

Skills

Required:Infrastructure leadershipCloud platformsNetworkingSecurity architectureDeveloper toolingTerraform/PulumiKubernetesCI/CDObservability

Benefits

  • Top-tier compensation: Salary and equity structured to recognize and retain talent globally.
  • Stock options for all contributors.
  • Comprehensive medical, dental, vision, and life insurance with an annual wellness allowance.
  • Lunch and dinner provided in the office daily.
  • 22 weeks paid parental leave for all new birthing and non-birthing parents (including adoptive/surrogate journeys).
  • Unlimited paid time off in the U.S. and 30 days in the U.K.
  • Visa sponsorship and immigration pathway support where applicable.
  • Regular off-sites, happy hours, and team celebrations.
Last updated Oct 1, 2026. Interested? Apply on the company site.

About Reflection

Building frontier open intelligence

Building frontier open intelligence.

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