Senior Platform Engineer — Data Tools & Infra

Two Six Technologies; Arlington (VA); Hybrid; USD 140,000 - 190,000; Full time

Job summary

Two Six Technologies is seeking a Senior Platform Engineer to lead the development and maintenance of core data-migration tooling, API wrappers, and shared backend infrastructure. You will focus on developer experience, treating data frameworks as an internal product and enabling autonomous stream-aligned teams.

The role reports to the Engineering Manager and is based in our Arlington, VA office on a hybrid schedule (3 days onsite).

Qualifications

• 5+ years of professional software engineering experience.
• 3+ years of Python development experience.
• 3+ years of experience configuring and working with relational databases.
• 2+ years of experience designing, implementing, or supporting structural data migrations.
• Experience in Unix/Linux environments.
• Experience building and troubleshooting containerized apps using Docker and Kubernetes.
• Experience using Git and Jira within an agile workflow.
• Demonstrated passion for learning and ability to understand unfamiliar codebases.
• US citizenship and ability to obtain Top Secret/SCI clearance.

Responsibilities

• Take technical ownership of platform services and backend infrastructure packages.
• Deliver tools as a service by packaging core utilities as versioned internal packages.
• Maintain code quality through thorough reviews of InnerSource PRs.
• Modernize infrastructure by migrating internal tooling from Docker to Kubernetes.
• Enforce automated guardrails with schema validation and database linting in CI/CD pipelines.
• Collaborate with Product Managers to develop technical estimates and requirements.
• Troubleshoot production issues by analyzing logs, schemas, and performance.
• Provide technical guidance and mentorship across the organization.

Skills

Verbal & written comms

Software engineering

Python development

Relational databases

Data migrations

Unix/Linux

Docker & Kubernetes

Git & Jira

Learning agility

Security clearance readiness

Tools

Docker

Kubernetes

PostgreSQL

FastAPI

API gateway tooling

Git

Jira

Job description

Two Six Technologies is seeking a Senior Platform Engineer to lead the development and maintenance of core data-migration tooling, API wrappers, and shared backend infrastructure. You will focus on developer experience, treating data frameworks as an internal product and enabling autonomous stream-aligned teams.

The role reports to the Engineering Manager and is based in our Arlington, VA office on a hybrid schedule (3 days onsite).