Senior App Sec Engineer — Flexible, Flextime

AgileEngine, LLC.; Jacksonville (FL); On-site; USD 110,000 - 170,000; Full time

Benefits offered by this job

Professional growth

Competitive compensation

Exciting projects

Flextime

Job summary

AgileEngine, LLC. is seeking a Senior Application Security Engineer in Jacksonville, FL, to join a fast-growing security organization. You will deploy SAST/DAST/IAST, perform threat modeling, and collaborate with engineering teams to embed security into CI/CD workflows.

You will leverage AWS security know-how, IaC tools, and automation to reduce risk and strengthen product security while supporting rapid software delivery.

Qualifications

• Minimum 4 years hands-on Application Security experience in a modern software development environment.
• Strong experience deploying, tuning, and interpreting SAST/DAST tools; IAST experience is a plus.
• Demonstrated experience conducting threat modeling and translating findings into practical security requirements.
• Experience integrating security testing and controls into CI/CD pipelines and developer workflows.
• Working knowledge of AWS/cloud application security, APIs, authentication/authorization, secrets management, and common web-application vulnerabilities.
• Experience with infrastructure-as-code and automation tools such as Terraform, CloudFormation, Ansible, Puppet, Chef, or Salt.
• Ability to prioritize true security risk, reduce scanner noise, and drive timely remediation of meaningful vulnerabilities.
• Strong communication and influence skills to explain complex security issues to engineers and leadership.

Responsibilities

• Be part of a bleeding-edge security organization that enables secure and reliable applications.
• Deploy and tune code scanning solutions such as SAST, DAST, and IAST.
• Interpret code scanning results to prioritize remediation of highest-risk vulnerabilities.
• Perform threat modeling of applications to identify potential threat vectors.
• Collaborate with stakeholders to establish metrics demonstrating security proficiency across engineering teams.
• Develop tools to improve security of applications via automation for faster gains.
• Ensure key systems' processes are documented, maintained, and archived.

Skills

Application Security

CI/CD security

Threat Modeling

AWS security

IaC automation

Security automation

Tools

Terraform

CloudFormation

Ansible

Puppet

Chef

Salt

Job description

AgileEngine, LLC. is seeking a Senior Application Security Engineer in Jacksonville, FL, to join a fast-growing security organization. You will deploy SAST/DAST/IAST, perform threat modeling, and collaborate with engineering teams to embed security into CI/CD workflows.

You will leverage AWS security know-how, IaC tools, and automation to reduce risk and strengthen product security while supporting rapid software delivery.