CareerPlan

Security Engineer I, Application Security

United StatesRemoteFull-time$100k–$160k2026-09-24 → 2026-11-11
Remote · from United States

Core

Conduct security assessments of client software, identify vulnerabilities across application and system levels, and own scoped pieces of client engagements.

Role type

Early-career hands-on IC application security engineer

Builds

Custom security tooling, proof-of-concept code, and client delivery of vulnerability findings

Domain

Application security, vulnerability research, and low-level systems security

Required skills

Vulnerability discovery and validation, code analysis, memory-corruption vulnerability reasoning, hands-on coding in multiple languages, threat modeling, OS concepts and privilege boundaries

Preferred skills

CTF participation, published vulnerability research, open-source contributions, mobile application security, cloud platform assessment, kernel code or reverse engineering

Technologies

Rust, Go, C, C++, Python, JavaScript, TypeScript, Kubernetes, Helm, Terraform, Ansible

Responsibilities

Lead security reviews of specific components or modules, find and validate vulnerabilities in application code, design and build security-testing tools, review software architectures and identify attack surfaces, translate technical findings into actionable recommendations for engineering teams

Seniority

Early-career, hands-on IC