Senior/Staff Forward Deployed Software Engineer

Twenty; Fort Meade (MD); On-site; USD 140,000 - 200,000; Full time

Benefits offered by this job

Medical Insurance

Dental Insurance

Vision Insurance

Life And AD&D Insurance

Disability Coverage

Paid Parental Leave

Paid Holidays

Flexible PTO

401(k)

Health Savings Account

Flexible Spending Account

Dependent Care FSA

Job summary

Twenty seeks an on-site software engineer to build and operate customer-specific features in a restricted, air-gapped government environment near Fort Meade. You will monitor systems, resolve incidents, and coordinate deployments while communicating field insights to Arlington teams.

The role requires six-plus years of software engineering experience and proficiency in Go, Python, or TypeScript, plus experience delivering production software across the lifecycle.

Qualifications

• Requires at least six years of software engineering experience.
• Strong ability in Go, Python, or TypeScript.
• Experience delivering and operating production software across the development lifecycle.
• Active TS/SCI clearance with Full Scope Polygraph required.
• Must be on-site full-time at a Northern Virginia government facility.

Responsibilities

• Build and operate customer-specific software features, integrations, and AI-backed capabilities in an air-gapped government environment.
• Monitor systems, resolve incidents, and coordinate deployments.
• Serve as on-site engineering liaison and communicate field insights to Arlington teams.
• Contribute to core product development when customer work permits.

Skills

Go

Python

TypeScript

Backend Development

Full-Stack Development

Production Systems Debugging

Linux

Docker

Data Integration

ETL/ELT Pipelines

SQL

Observability

Air-Gapped Environments

Incident Response

Customer-Facing Engineering

Tools

Docker Compose

Job description

Build and operate customer-specific software features, integrations, and AI-backed capabilities in a restricted, air-gapped government environment, while monitoring systems, resolving incidents, and coordinating deployments. Serve as the on-site engineering liaison, communicate field insights to Arlington teams, and contribute to core product development when customer work allows.

Requirements: Requires at least six years of software engineering experience, strong ability in Go, Python, or TypeScript, and experience delivering and operating production software across the development lifecycle. Candidates must have forward-deployed or embedded customer-facing engineering experience in restricted environments, sound production troubleshooting skills, and the ability to work full-time on-site at a Northern Virginia government facility; an active TS/SCI clearance with Full Scope Polygraph is required.

Key Skills: Go, Python, TypeScript, Backend Development, Full-Stack Development, Production Systems Debugging, Linux, Docker, Docker Compose, Data Integration, ETL/ELT Pipelines, SQL, Observability, Air-Gapped Environments, Incident Response, Customer-Facing Engineering

Benefits: Medical Insurance, Dental Insurance, Vision Insurance, Life And AD&D Insurance, Disability Coverage, Paid Parental Leave, Paid Holidays, Flexible PTO, 401(k), Health Savings Account, Flexible Spending Account, Dependent Care FSA