CareerPlan

Senior Application Security Engineer

Denver, COFull-time$170k–$255k2026-11-04 → 2026-11-11
On-siteCitizens or permanent residents onlySecurity clearance required

Core

Designing and implementing application-level security controls, audit logging, and incident response for mission-critical satellite mission control software and flight systems.

Role type

Senior Application Security Engineer

Builds

Security controls, compliance documentation, and secure software for U.S. space superiority missions

Domain

Aerospace/Defense, Application Security, Cloud Security

Required skills

Application security engineering, Vulnerability management, Secure code review (Elixir, Python, C++, JavaScript), SAST/DAST tooling, Compliance frameworks (NIST 800-171/800-53), Cloud security (Azure/AWS/GCP), Threat modeling, Cryptography, Zero Trust principles

Preferred skills

TS/SCI clearance, NIST 800-171 Rev 3 implementation, DoD Impact Levels/STIGs, Elixir/Erlang/Phoenix, Azure Government Cloud, DevSecOps/CI-CD security, Kubernetes security, Incident response engineering

Technologies

CodeQL, Semgrep, JFrog Xray, Terraform, Bicep, Pulumi, Kubernetes, GitOps

Responsibilities

Create security architecture documentation and operational guides for government authorization, Drive vulnerability management program with defined SLAs, Perform security code reviews, Collaborate in triage and management of security automations, Develop and deliver security training, Create and manage incident response playbooks

Seniority

Senior, hands-on IC