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Senior Infrastructure Engineer

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Senior Infrastructure Engineer in USA new

  • Spear AI
  • Full time
  • Email
  • Washington, DC

Responsibilities

  • Design, build, and operate platform and tenant infrastructure across AWS GovCloud and classified cloud environments as versioned, reviewed, and tested code.
  • Onboard commercial and third-party software by packaging or containerizing it and integrating identity, logging, vulnerability scanning, and artifact services.
  • Drive capabilities through RMF to ATO by defining authorization boundaries, mapping controls, maintaining SSPs, remediating findings, and managing POA&Ms.
  • Make build, reuse, or buy decisions based on meeting security requirements with the simplest effective solution.
  • Harden systems to DISA STIGs and DoD/IC baselines and respond to vulnerability scans and continuous monitoring.
  • Build CI/CD and DevSecOps pipelines for air-gapped and restricted networks, including internal registries, mirrored repositories, and controlled egress.
  • Serve as the technical point of contact for government ISSMs, ISSOs, assessors, and Authorizing Official staff.
  • Create deployment templates, tooling, and golden paths and mentor less experienced engineers on secure deployment.

Requirements

  • Active TS/SCI clearance and ability to obtain a CI Polygraph are required; an active IC CI Poly is preferred.
  • DoD 8140 baseline certification such as Security+ or higher is required for privileged access, or must be earned shortly after starting.
  • At least 5 years of hands-on platform, DevOps, or infrastructure engineering experience on production systems.
  • Production coding experience in Python, Go, or TypeScript with version control and tests.
  • Experience with infrastructure-as-code, CI/CD pipeline design, containers, and secure Kubernetes operations in restricted environments.
  • Experience designing and operating AWS infrastructure, including networking, IAM, and encryption boundaries.
  • Linux and networking fundamentals, including DNS, TLS/PKI, load balancing, routing, and cross-layer debugging.
  • Working knowledge of RMF, NIST SP 800-53, DISA STIGs, and vulnerability management.
  • Ability to translate security requirements into technical implementations and explain them to government security staff.
  • Ability to learn AI platforms and integrations, including agentic AI tooling, quickly.
  • Preferred experience taking systems through RMF to ATO, IATT, or IATC in DoD or IC environments, including eMASS or Xacta.
  • Preferred experience deploying commercial software into government-controlled cloud accounts, air-gapped or cross-domain environments, identity federation, DevSecOps tooling, and AI/LLM workloads in government cloud.
  • Military or Intelligence Community experience is a plus.

Benefits

  • Unlimited PTO, dedicated sick time, medical, dental, and vision coverage.
  • 11 paid holidays and professional development resources.
  • Onsite, remote, flexible, or hybrid work arrangements depending on the position.
  • 401(k) with company match, relocation assistance, referral and performance bonuses, life insurance, and disability coverage.
  • Technology home-office setup stipend and professional certification reimbursement depending on the position.
  • Equity grant for every new employee.
  • Full-time exempt salaried position with no overtime eligibility.
  • Mission-driven work, a flat collaborative organization, and growth opportunities.

Spear AI

Spear AI builds AI/ML-driven hardware, software, and data solutions for national security, including unmanned maritime sensor systems designed for operational deployment across classification levels. The privately held company sells products and implementation services to defense agencies and con...

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