Senior Security Engineer - Remote, Equity & Benefits

Rise Technical Recruitment Limited; Wilmington (DE); Hybrid; USD 220,000 - 260,000; Full time

Benefits offered by this job

Equity

Remote work

PTO & Benefits

Job summary

Rise Technical Recruitment Limited is seeking a Senior Security Engineer for a US-based AI DevTool startup with remote work. The role focuses on securing Python code, audits, and the software delivery pipeline while owning security across IT, cloud, and supply chains.

You will review authentication systems, harden environments, and implement security tooling across the development lifecycle. Equity, PTO, and comprehensive benefits accompany a fast-growing company.

Qualifications

• Security generalist with focus on application security, IT, CI/CD, cloud, and supply chain.
• Experience auditing production Python code manually.
• Background in early-stage security startup environments.
• Strong knowledge of OAuth2, JWT, mTLS, IAM, and high-throughput API authentication.
• Familiarity with prompt injection, LLM data exfiltration, and OWASP Top 10 for LLM Applications.
• CTF, bug bounty, or vulnerability research background.

Responsibilities

• Conduct deep security reviews of the Python proxy, APIs, authentication systems, and enterprise features.
• Identify and remediate vulnerabilities across authentication, authorization, secrets, tenant isolation, and injection.
• Build application-security tooling into the dev lifecycle, including SAST, DAST, and dependency scanning.
• Perform internal red teaming against APIs, proxy, and LLM-specific attack surfaces.
• Harden Docker images, PyPI packages, GitHub Actions workflows, and release infrastructure.
• Lead security incident response, vulnerability assessment, and remediation.

Skills

Security generalist

Python security

OAuth2/JWT/mTLS/IAM

CI/CD security

Cloud security

Tools

Docker

GitHub Actions

SAST

DAST

Dependency scanning

Job description

Rise Technical Recruitment Limited is seeking a Senior Security Engineer for a US-based AI DevTool startup with remote work. The role focuses on securing Python code, audits, and the software delivery pipeline while owning security across IT, cloud, and supply chains.

You will review authentication systems, harden environments, and implement security tooling across the development lifecycle. Equity, PTO, and comprehensive benefits accompany a fast-growing company.