Senior Field Engineer - On-Site Cyber Ops

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

Benefits offered by this job

Health, dental, and vision plan

401(k) with pre-tax and Roth options

Paid holidays and flexible PTO

Job summary

Twenty Technologies is seeking a versatile software engineer to operate on-site at a government customer site, building and extending their mission-critical platform in an air-gapped environment. The role requires broad system ownership, fast onboarding, and collaboration with Arlington engineers to deliver production-ready features.

You’ll report to the engineering leadership and work with other on-site teammates, product engineers in Arlington, and the customer’s staff to move features from

Qualifications

• 6+ years of professional software engineering experience, including production services
• Strong generalist programming ability in Go, Python, or TypeScript
• Experience shipping backend services or full-stack features end-to-end
• Experience debugging production systems with logs and tracing
• Operational fluency: Linux CLI, containers, and observability tooling
• Experience in restricted air-gapped environments and remote deployments
• On-site work at government facilities in Northern Virginia with travel to Arlington, VA

Responsibilities

• Design, build, and extend features for Twenty's applications for a government customer
• Integrate data sources and ensure secure data handling in classified environments
• Deploy, monitor, and maintain the platform on-site with LGTM stack
• Lead incident response and post-incident analysis with Arlington team
• Develop runbooks and documentation for production components
• Collaborate with on-site and Arlington engineers to deliver end-to-end solutions

Skills

Go

Python

TypeScript

Linux

Docker

Docker Compose

Grafana

Loki

Tempo

Mimir

Security clearance

Tools

Go

Job description

Twenty Technologies is seeking a versatile software engineer to operate on-site at a government customer site, building and extending their mission-critical platform in an air-gapped environment. The role requires broad system ownership, fast onboarding, and collaboration with Arlington engineers to deliver production-ready features.

You’ll report to the engineering leadership and work with other on-site teammates, product engineers in Arlington, and the customer’s staff to move features from