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AppGatePosted 2 months ago

Staff / Principal Platform Engineer

$185,000–$225,000 year

On-siteNew York City, New York, United States

Full TimeSenior LevelMedium

Job Summary

Staff/Principal Platform Engineer to build and operate the foundational platform behind AppGate’s AI products. You’ll own the platform spanning APIs, cloud services and AI/ML infrastructure, drive real-time and batch data pipelines, model serving, inference pipelines and MLOps tooling, and implement observability, SLOs and reliability tooling. You will design and implement infrastructure-as-code, CI/CD, and self-service tooling, collaborate with data scientists and product teams, set platform standards and mentorship, and guide engineering direction for a high-leverage, observable, scalable security platform. Role requires substantial senior engineering experience (Staff: 8+ years; Principal: 12+ years) with strong cloud, DevOps, observability, and AI/ML infrastructure capabilities.

Required Qualifications

  • Experience: extensive platform, infrastructure or SRE engineering experience, with a track record of operating production systems at scale. Staff-level candidates typically bring 8+ years and Principal-level candidates 12+ years, though we hire on demonstrated impact.
  • DevOps depth: strong command of cloud platforms (AWS, GCP or Azure), containers and orchestration (Docker, Kubernetes), infrastructure-as-code (Terraform or equivalent) and CI/CD.
  • Observability expertise: hands-on experience implementing observability across APIs, cloud services and distributed systems using tools such as Prometheus, Grafana, OpenTelemetry, the ELK stack or comparable, including SLO and error-budget practice.
  • AI/ML infrastructure: experience building or operating model serving, inference pipelines and MLOps tooling such as MLflow, Kubeflow, SageMaker or equivalent, including model deployment, versioning and drift monitoring.
  • Data platform skills: familiarity with real-time and batch ingestion pipelines, feature stores and data quality at production scale.
  • Engineering craft: fluency in a primary backend language (Python, Go or similar) and a strong bias toward automation, testing and reliable, maintainable systems.
  • Leadership: a record of setting technical direction, leading complex initiatives across teams and mentoring senior engineers.
  • Mindset: pragmatic, rigorous and ownership-driven. You thrive in a small, fast-moving environment and enjoy building foundations others depend on.
  • Compensation
  • Staff: 185k-225k base
  • Principal: 215k-270k base
  • We offer performance bonuses and considerable equity.
  • AppGate is An

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