Senior IT Application Security Engineer

Job overview

The Senior IT Application Security Engineer works in a hybrid arrangement in Reston, VA, with three days onsite per week; the posting specifies Tuesday and Wednesday as onsite days. Salary is $150,000–$180,000 plus a 7% bonus. The role is in the Information Technology department and reports to the Director of Information Security. The engineer designs and operates application security controls across enterprise applications, strengthening web, API, and container protections. The role partners with development, DevOps, operations, and senior IT stakeholders to assess vulnerabilities, prioritize remediation, and integrate security into software delivery.

What you'll do

• Administer and enhance BIG-IP WAF policies
• tune rules and investigate false positives
• scan container images and assess vulnerability risk
• partner with developers on remediation
• integrate security controls into SDLC and CI/CD pipelines
• operate web and API protections
• conduct vulnerability assessments and technical investigations
• maintain security policies and monitoring
• support cloud and on-premises security technologies.

What we're looking for

Skills & competencies

senior it application security engineer

hybrid

reston va

3 days onsite

tuesday and wednesday onsite

$150k–$180k

7% bonus

big-ip waf

container security

owasp top 10

ci/cd

oauth

Work arrangement

• Weekend coverage required

Benefits & perks

• Salary of $150,000–$180,000 plus a 7% bonus.

Why this role

Six to eight years of application security experience; hands-on BIG-IP WAF administration and container image scanning; OWASP Top 10, OAuth, and OpenID experience; hybrid schedule with three onsite days weekly.

About the employer

Career Developers is hiring for this role. Industry: Computer Systems Design Services. Sector: 54.