Staff DevOps Engineer

Witness AI
San Francisco, CA
Hybrid

Who this role is best for

Strong fit for experienced DevOps engineers who design and operate large-scale cloud-native platforms and build AI-augmented tooling.

Best fit for

  • Experienced DevOps engineers with a background in regulated industries and AI infrastructure
    — “Regulated industry background (Saas-based fintech, healthtech, AI infrastructure)”
  • Candidates who have independently delivered complex cloud infrastructure and tooling solutions
    — “Self-directed: scopes ambiguous problems, drives to solution, and delivers independently.”
  • Individuals with a track record of building AI/LLM-powered engineering tools
    — “Create AI/LLM-powered internal tools for platform operations, incident triage, drift detection, and CI/CD automation.”

Things to consider

  • The role demands a hybrid work arrangement with 2 days per week in-office in Mountain View.
    — “HYBRID 2 DAYS/WEEK IN OFFICE”
  • Candidates must have a minimum of 10 years of experience in cloud-native SaaS environments.
    — “10+ years in DevOps, Platform Engineering, or SRE in cloud-native SaaS environments.”

How to stand out

  • Highlight your experience with large-scale multi-cluster observability using OpenTelemetry.
    — “Design and operate 50+ EKS/GKE clusters, multi-tenant compute, autoscaling, and cluster lifecycle management across AWS and GCP.”
  • Showcase your ability to build and ship internal tools with Go or Python.
    — “Strong Go and/or Python — able to build and ship production-grade internal tooling.”
  • Emphasize your hands-on experience with AI/LLM APIs integrated into engineering workflows.
    — “Hands-on experience building tools with AI/LLM APIs integrated into engineering workflows.”
  • Demonstrate your expertise in production Terraform for multi-account and multi-region environments.
    — “Production Terraform at scale: modules, state, drift detection, multi-account patterns.”
  • Show your ability to architect end-to-end CI/CD pipelines with supply chain security.
    — “Architect and run end-to-end CI/CD pipelines (Harness, GitHub Actions, ArgoCD) with supply chain security, SBOM, and progressive delivery.”
Pace · SteadyCollaboration · HighAutonomy · MediumDecision Impact · Team

Derived from job-description analysis by Serendipath's career intelligence engine.

What success looks like

  • Design and operate EKS/GKE clusters
  • Own Infrastructure-as-Code
  • Build and operate observability stacks
  • Embed DevSecOps controls
  • Operate SQL and NoSQL platforms
Typical background
DevOpsPlatform EngineeringSRE

Skills & requirements

Required

AWSGCPTerraformKubernetesGoPythonSQLNoSQLDevSecOpsAi/llm Integration

Preferred

GPU InfrastructureAI Model-serving ExperienceOpen Source Development

Stack & domain

AWSEKSRds/auroraIAMVPCCost ManagementTerraformKubernetesRBACNetwork PolicyGitopsArgocd/fluxOpentelemetrySQLAurora/postgresqlNoSQLDynamodbClickhouseElasticsearchDevSecOpsVulnerability ManagementSupply Chain SecurityCompliance FrameworksGoPythonInternal ToolingAi/llm ApisCi/cd PipelinesHarnessGithub ActionsArgocdSBOMProgressive DeliveryObservability StacksMetricsLogsDistributed TracesSecret ManagementImage SigningOpa/kyverno Policy-as-codeCompliance AutomationDRSchema LifecycleADRRunbooksEngineering StandardsSelf-directedAmbiguityProblem-solvingTeamworkCommunicationLeadershipCloud InfrastructureDeveloper ExperienceAi-augmented ToolingPlatform Security

About the role

Original posting from Witness AI via Ashby

JOB TITLE: STAFF DEVOPS ENGINEER

LOCATION: MOUNTAIN VIEW, CA - HYBRID 2 DAYS/WEEK IN OFFICE

ABOUT US:

WitnessAI is the unified AI security and governance platform enterprises trust to govern and protect all AI activity. We provide complete, network-level visibility into every interaction including employees and autonomous agents, even in native apps where legacy tools are blind.

Unlike security that relies on outdated keywords, our platform understands intent, enabling intelligent policies that stop novel threats like prompt injection while empowering productivity. WitnessAI transforms security from a bottleneck into the enabler of your AI strategy as the confidence layer for enterprise AI.

ABOUT THE ROLE:

High-impact individual contributor role at the intersection of cloud infrastructure, developer experience, AI-augmented tooling, and platform security. You will own architecture and operations of a large-scale multi-tenant SaaS platform across AWS and GCP, partner directly with product engineering teams on new service design, and work autonomously from ambiguous problem to production solution.

RESPONSIBILITIES:

  • Design and operate 50+ EKS/GKE clusters, multi-tenant compute, autoscaling, and cluster lifecycle management across AWS and GCP.
  • Own Infrastructure-as-Code (Terraform) for multi-account, multi-region environments spanning 200+ repos and services.
  • Architect and run end-to-end CI/CD pipelines (Harness, GitHub Actions, ArgoCD) with supply chain security, SBOM, and progressive delivery.
  • Build and operate large-scale observability stacks — metrics, logs, distributed traces — with OpenTelemetry across all clusters.
  • Embed DevSecOps controls: secret management, image signing (Cosign/Chainguard), OPA/Kyverno policy-as-code, and compliance automation.
  • Create AI/LLM-powered internal tools for platform operations, incident triage, drift detection, and CI/CD automation.
  • Operate SQL (Aurora/PostgreSQL) and NoSQL (DynamoDB, ClickHouse, Elasticsearch) platforms at scale, including DR and schema lifecycle.
  • Partner with dev teams from architecture review through production launch; produce ADRs, runbooks, and engineering standards.

REQUIRED QUALIFICATIONS:

  • 10+ years in DevOps, Platform Engineering, or SRE in cloud-native SaaS environments.
  • Expert AWS (EKS, RDS/Aurora, IAM, VPC, Cost Management) with solid GCP experience.
  • Production Terraform at scale: modules, state, drift detection, multi-account patterns.
  • Advanced Kubernetes: RBAC, network policy, GitOps (ArgoCD/Flux), operators, and resource management.
  • Strong Go and/or Python — able to build and ship production-grade internal tooling.
  • Hands-on experience building tools with AI/LLM APIs integrated into engineering workflows.
  • Production SQL proficiency and NoSQL platform operations experience.
  • Demonstrated design and operation of large-scale, multi-cluster observability solutions.
  • DevSecOps: vulnerability management, supply chain security, compliance frameworks (SOC 2 / ISO 27001).
  • Self-directed: scopes ambiguous problems, drives to solution, and delivers independently.

PREFERRED:

  • Regulated industry background (Saas-based fintech, healthtech, AI infrastructure).
  • GPU infrastructure or AI model-serving experience (vLLM, SageMaker).
  • Open source development projects used by others

BENEFITS:

  • Hybrid work environment
  • Competitive salary and equity
  • Health, dental, and vision insurance
  • 401(k) plan
  • Opportunities for professional development and growth
  • Generous vacation policy

SALARY:

$210,000 - $257,000 (The exact salary will be determined based on the selected candidate’s location, qualifications, experience, and relevant skills.)

Source: Witness AI careers (Ashby)

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