Principal Platform Engineer – Infrastructure

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🔥 3 minutes ago

🇺🇸 United States – Remote

⏳ Contract/Temporary

🔴 Lead

👷 Infrastructure Engineer

👻 Ghost score 15%

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Midwestern

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2012

🎯 Recruiter

👥 HR Tech

💼 Consulting

🔥 Funding within the last year

💰 Corporate Round on 2026-06

Recruitment • HR Tech • Consulting

Midwestern is a talent partner focused on the AI era of work. They provide senior, globally sourced and US-led talent as embedded teams, scoped engagements, or recruited hires to help organizations scale capacity, build and ship products, and treat AI as an operating system. Midwestern serves clients from Fortune 500 companies to startups and positions itself as a partner for building teams and executing product and workforce strategies.

📋 Description

• Set the platform’s architecture, including a container-orchestrated runtime, strong isolation between client engagements, and reusable, versioned infrastructure as code • Build identity, networking, and observability, including just-in-time audited access, SLOs and alerting, and per-engagement cost tracking • Own shared CI/CD and its gate framework so quality, security, and AI-governance checks can block releases • Automate compliance evidence such as scanning, signed artifacts, SBOMs, SOC2, and ISO 27001 from every build • Package the AI-assisted development environment as a product with hard sandbox boundaries for coding agents • Measure developer outcomes such as setup time, pipeline speed, and adoption • Lead architecture decisions through written trade-off documents • Advise senior stakeholders on platform risk • Mentor engineers and vendor partners

🎯 Requirements

• 15+ years (Principal) or 10+ years (Staff) in software, platform, or infrastructure engineering • Platform work for consulting or professional services firms, including client isolation and data residency, preferred • Fleet-scale infrastructure as code with Terraform or OpenTofu, plus Terragrunt or similar: module design, remote state, multi-environment layouts • Production experience running multi-tenant Kubernetes, including GitOps, network and admission policies, workload identity, and tenant isolation • CI/CD built as a shared platform (GitHub Actions or similar), with reusable workflows, org-wide branch protection, and enforced gates • Hands-on cloud identity and network security on Azure, AWS, or GCP: workload identity federation, RBAC, private networking, WAF, DNS • Security and compliance automation using scanners such as Snyk, Checkov, or Trivy; policy engines such as OPA, Kyverno, or Azure Policy; supply chain controls including signing, provenance, and SBOM; SOC2 and ISO 27001 evidence • Production observability with OpenTelemetry or similar: collector design, SLOs and error budgets, alert routing, incident response, and chaos testing • Real application development experience in Go, Python, or TypeScript • Solid habits around testing, code review, trunk-based development, and releases • Strong written and verbal communication, including with executives • Comfort working in Agile, cross-functional product teams

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