
11 - 50 employees
Founded 2025
🔒 Cybersecurity
🤖 Artificial Intelligence
🎖️ Defense
🔥 Funding within the last year
💰 $5.3M Seed Round on 2026-02
Cybersecurity • Artificial Intelligence • Defense
Assail is a cybersecurity company that builds autonomous offensive security systems for continuous adversarial testing and evidence-driven validation. Its flagship Ares platform (and mission-focused variants like Reaper and Ares Harnesses) uses coordinated AI agents and domain-adapted models (Sidewinder, Predator) to perform continuous autonomous red teaming, attack emulation, API/mobile/AI surface testing, and exposure validation. The platform can be deployed on-premises, in air-gapped or isolated networks, in customer clouds, or as SaaS, and is positioned for enterprise and federal/military use where data and AI sovereignty, governance, and validated exploitation evidence are required.
🔥 18 hours ago
🇺🇸 United States – Remote
⏰ Full Time
🟡 Mid-level
🟠 Senior
🔧 QA Engineer (Quality Assurance)
👻 Ghost score 12%
Where this job comes from
Posted on Assail's careers page, not through a job board
First seen by Remote Rocketship 18 hours ago
Still open on Assail's site. Checked 1 hour ago.

11 - 50 employees
Founded 2025
🔒 Cybersecurity
🤖 Artificial Intelligence
🎖️ Defense
🔥 Funding within the last year
💰 $5.3M Seed Round on 2026-02
Cybersecurity • Artificial Intelligence • Defense
Assail is a cybersecurity company that builds autonomous offensive security systems for continuous adversarial testing and evidence-driven validation. Its flagship Ares platform (and mission-focused variants like Reaper and Ares Harnesses) uses coordinated AI agents and domain-adapted models (Sidewinder, Predator) to perform continuous autonomous red teaming, attack emulation, API/mobile/AI surface testing, and exposure validation. The platform can be deployed on-premises, in air-gapped or isolated networks, in customer clouds, or as SaaS, and is positioned for enterprise and federal/military use where data and AI sovereignty, governance, and validated exploitation evidence are required.
• Write and run test cases and test plans for new features and releases • Run exploratory, regression, smoke and cross browser testing • Test APIs and user interfaces, including edge cases and unhappy paths • Find, document and track defects with clear steps to reproduce, and verify the fixes • Work with engineers and product to clarify requirements and raise quality risks early
• At least 3 years of experience in software testing, ideally on web or API focused products • Ability to write clear test cases and bug reports • Familiarity with a bug tracker such as Linear or Jira • Comfort using browser developer tools to investigate issues • Availability during Boston working hours • Clear written communication in English • Care for detail and a habit of asking why something broke
• Fully remote work arrangement
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