Application Security Engineer
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Overview
Job Description
The Opportunity:
Join a mission‑driven cybersecurity team securing applications that support a critical DoD mission. In this role, you’ll embed security directly into the software development lifecycle, partner with developers and architects, and use industry‑leading tools to identify, validate, and remediate vulnerabilities across a diverse application ecosystem.
You will:
Embed robust security practices into the secure SDLC from design through deployment
Execute both static (SAST) and dynamic (DAST) application security testing using enterprise tooling
Lead and support penetration testing engagements, guiding developers through actionable remediation
Work within a fully staffed cybersecurity program—including architecture, GRC, and operations experts
Grow your expertise across the AppSec spectrum: code review, runtime testing, and compliance validation
Responsibilities:
Perform SAST using Fortify across assigned applications
Conduct continuous code quality and security analysis using SonarQube
Execute DAST to identify runtime vulnerabilities
Coordinate and execute penetration testing engagements
Conduct secure code reviews and document findings with actionable guidance
Track and verify vulnerability remediation through closure
Validate application security controls against program and DoD requirements
Author application security assessment and penetration test reports
Support the Cybersecurity Architect with secure SDLC process design
Qualifications:Required:
Active Secret or TS clearance
3–5 years of experience in application security, secure development, or penetration testing
Hands‑on experience with SAST platforms (Fortify preferred)
Working knowledge of OWASP Top 10 and common application vulnerability classes
Demonstrated experience conducting or supporting penetration tests
DoD 8140.03M DCWF Basic Tier — CEH
DoD 8140 Interim Education Options
Required to travel to Scott Airforce base on a quarterly basis
Desired:
DoD 8140.03M DCWF Intermediate Tier — one of: CEH(P), RCCE Level 1, Cloud+, CPTE, FITSP‑A, GCED, GCIH, GCSA, GICSP, GSEC, PenTest+, or Security+
Bachelor’s degree in Computer Science, Cybersecurity, Data Science, Information Systems, IT, or Software Engineering
Experience with SonarQube or similar secure code analysis platforms
Familiarity with DevSecOps pipelines and CI/CD security integration
Scripting or development experience in Python, Java, or similar languages
What You Can Expect:
A culture of integrity.
At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.
An environment of trust.
CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.
A focus on continuous growth.
Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.
Pay Range:
There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.
Since this position can be worked in more than one location, the range shown is the national average for the position.
The proposed salary range for this position is:
$75,200-$158,100CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.
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FAQs About Application Security Engineer Jobs at CACI
- Flexible-schedule
- Full-time