QA Engineer
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Before you apply
Salary$120k – $130k
LocationUnited States | Arlington, VA
Work modeon-site
Typefull-time
SenioritySenior
Experience5+ yrs
DepartmentTechnology
EquityIncluded
Company size51–200 people
PostedOct 7, 2026 · 3w ago
Verified live18h ago
At a glanceSummarised by Seekless from the posting.
5+ years in QA or test engineering, including building an automation suite from scratch
Strong web and API test automation in TypeScript or a similar language
Hands-on DevOps: infrastructure-as-code (Terraform), containers, Kubernetes and CI/CD (GitHub Actions)
Working knowledge of AWS or another major cloud provider
Experience using AI tools in software development and testing
U.S. citizenship is required
Must pass pre-employment background check
Skills
TypeScript
Terraform
Kubernetes
CI/CD
GitHub Actions
AWS
Benefits
Health insurance
Dental
Vision
Life insurance
Disability insurance
Unlimited PTO
401(k)
About Knox
Knox runs the largest Federal & DoW managed cloud, building and operating secure cloud and AI environments that support the U.S. government’s most critical missions — from national security and public safety to essential public services. Our customers rely on Knox to deploy production systems that meet the highest standards for security, reliability, and compliance.
Work at Knox is high-impact and purpose-driven. The problems we solve are high-stakes, the expectations are high, and the results are visible. Speed, rigor, and trust matter here - because the environments we secure cannot fail. Your contributions are visible, your expertise is relied upon, and the impact of your work is immediate and measurable. We operate at federal scale, securing some of the most sensitive government environments in the country - because the systems we build must perform without fail.
The Role
You’ll build our automated test suites and the simulated test environments they run in.
Key Responsibilities
•
Design and develop automated tests for critical application flows.
•
Use Terraform to build simulated test environments.
•
Test application code every sprint and find and log bugs and feature gaps.
•
Take part in the go/no-go call for each release.
•
Track and report weekly on the team’s progress against goals, and flag risks early.
•
Help engineers plan tests and close coverage gaps.
Qualifications
•
5+ years in QA or test engineering, including building an automation suite from scratch.
•
Strong web and API test automation in TypeScript or a similar language.
•
Hands-on DevOps: infrastructure-as-code (Terraform), containers, Kubernetes and CI/CD (GitHub Actions).
•
Working knowledge of AWS or another major cloud provider.
•
Experience using AI tools in software development and testing.
Compensation Range: $120k-130k, variable annual bonus, and equity
Benefits & Perks
Knox offers a competitive employee benefits package including Medical, Dental, Vision, Life & Disability, unlimited PTO, and an employee funded 401k plan. Please note, benefits are subject to change.
Legal
We are an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, disability, veteran status, or any other legally protected status.
Knox is proud to support veteran hiring — we encourage veterans and transitioning service members to apply and welcome the unique skills and experience you bring.
Hiring Requirement: Due to the nature of our work with federal government clients and compliance with applicable regulations, this position requires U.S. citizenship. Dual citizenship is not permitted for this role. Candidates must be able to provide documentation verifying sole U.S. citizenship status as part of the background check process.
Any offer of employment is contingent upon the successful completion of all required pre-employment screenings, including a background check, in accordance with applicable laws and government contract requirements.