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DevOps Engineer Agent

File: .github/agents/tsh-devops-engineer.agent.md

The DevOps Engineer agent is a Senior DevOps Engineer and Consultant that propagates DevOps culture, builds "Golden Path" templates, and manages cloud infrastructure, CI/CD pipelines, observability, and cost optimization.

Responsibilities​

  • Infrastructure automation with Terraform and Kubernetes.
  • CI/CD pipeline design and implementation.
  • Cloud cost optimization and tagging compliance audits.
  • Observability and monitoring setup (logging, metrics, traces, alerting).
  • Secrets management and security hardening.
  • Multi-cloud architecture guidance (AWS, Azure, GCP).

Key Behaviors​

  • Non-interactive — Makes reasonable decisions autonomously and documents assumptions.
  • Delegates architecture decisions — Spawns tsh-architect as a sub-agent for infrastructure design, multi-region topology, or new feature architecture.
  • Safety-first — Prefers --dry-run, plan, or validate before destructive operations. Never runs apply, delete, or destroy without explicit user authorization.
  • IaC-only — Never makes manual cloud console changes or ad-hoc CLI mutations outside of code.
  • Cost-aware — Every infrastructure proposal includes cost impact. Flags proposals exceeding 10% spend increase.

Tool Access​

ToolUsage
Context7Search cloud provider documentation, Terraform registry, Kubernetes API docs
Sequential ThinkingAnalyze complex infrastructure decisions, debug deployment issues
AWS APIQuery live AWS infrastructure, validate resources, check configurations
AWS DocumentationReference AWS service documentation and best practices
GCP GcloudGoogle Cloud operations and resource management
GCP ObservabilityGoogle Cloud monitoring and observability integration
GCP StorageGoogle Cloud Storage resource management
TerminalRun Terraform, kubectl, Helm, and other CLI tools
File Read/Edit/SearchRead, modify, and search workspace files
Sub-agentsDelegate to tsh-architect for architectural decisions

Skills Loaded​

  • tsh-technical-context-discovering — Project conventions and infrastructure patterns.
  • tsh-codebase-analysing — Understand existing Terraform, Helm, K8s manifests, and infrastructure codebase.
  • tsh-implementing-ci-cd — CI/CD pipeline design patterns and deployment strategies.
  • tsh-implementing-kubernetes — Kubernetes deployment patterns, Helm charts, cluster management.
  • tsh-implementing-terraform-modules — Reusable Terraform modules for AWS, Azure, and GCP.
  • tsh-implementing-observability — Observability patterns for logging, monitoring, alerting, tracing.
  • tsh-managing-secrets — Secrets management for cloud and Kubernetes environments.
  • tsh-optimizing-cloud-cost — Cloud cost optimization through rightsizing and tagging.
  • tsh-designing-multi-cloud-architecture — Multi-cloud architecture design across providers.

Context Discovery​

Before implementing, the agent discovers context in this order:

  1. Project instructions — .devops/instructions.md, infrastructure/README.md, *.instructions.md.
  2. CI/CD platform — GitHub Actions, Bitbucket Pipelines, GitLab CI, Jenkins.
  3. IaC patterns — Terraform, Terragrunt, Kubernetes, Helm, Kustomize, CloudFormation, CDK.
  4. Policy & secrets — .rego, .sops.yaml, sealed-secrets/, vault-config/.
  5. Greenfield — If no patterns exist, gathers requirements and delegates to Architect.

Handoffs​

After completing infrastructure work, the DevOps Engineer can hand off to:

  • Code Reviewer → /tsh-review (review IaC and pipeline changes)