Security Engineer, Application Security
Quartermaster is hiring for Security Engineer, Application Security in Arlington, VA. Mid level. First seen October 14, 2026; open as of November 9, 2026. Jobs taken straight from company career pages — no aggregator in between.
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- Company
- Quartermaster
- Where
- Arlington, VA
- Level
- Mid
- First seen
- October 14, 2026
- Listed via
- Ashby
What the posting says
THE ROLE As our Security Engineer, Application Security, you will own the security of the software we build — our cloud services, APIs, data pipelines, and the applications that run across our distributed, edge-deployed systems. You will be the security partner engineering teams turn to: leading threat models and design reviews, finding and helping fix vulnerabilities in code, and steering the architecture of our products toward secure-by-default. This is a hands-on senior role with broad autonomy. You’ll go deep on code and architecture, build the tooling and automation that scales…
Read more and apply on Quartermaster's site
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