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Benefits & Perks
•Healthcare
•401(k)
•Flexible Hours
•Learning Budget
•Healthcare
•401k
•Flexible Hours
•Learning
Required Skills
Penetration testing
Threat hunting
Linux
Networking
TCP/IP
Web services
OWASP Top 10
Exploitation techniques
Job Title: Penetration Tester
Job Category: Information Technology
Time Type: Full time
Minimum Clearance Required to Start: Secret
Employee Type: Regular
Percentage of Travel Required: Up to 25%
Type of Travel: Continental US
Exciting Opportunity: Join Our Dynamic Team of Penetration Testers!
Embark on an exhilarating journey with us as you join a vibrant team dedicated to solving intricate, multi-disciplinary challenges across various fields. This is your chance to apply your expertise to groundbreaking problems and dive into new, fascinating topics. You'll not only enhance your skills but also play a crucial role in developing innovative solutions to complex issues.
More About the Role: Become part of an exceptional team of engineers from diverse backgrounds, all united by a passion for tackling real-world problems. As a seasoned penetration tester, you’ll be at the forefront of cutting-edge technology, working hands-on with the latest electronics. Your role will involve performing in-depth assessments and analyses of sophisticated systems using advanced penetration testing and threat-hunting techniques.
Required Qualifications:
-
Active Secret Clearance with the potential to obtain TS/SCI
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Bachelor's degree in a related field and 2-4 years of relevant experience
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Professional experience in penetration testing or threat hunting
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Proven experience in grey and black box penetration testing
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Proficiency with popular penetration testing tools such as nmap, Wireshark, Burp Suite, Nessus, and similar utilities
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Extensive working knowledge of Linux operating systems
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Strong grasp of networking, TCP/IP, virtualization, containerization, and web services
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In-depth understanding of OWASP Top 10, DoD, NSA, or industry-standard Vulnerability and Penetration Testing Standards
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Expertise in exploitation techniques including buffer overflows, fuzzing, SQL injection, Man-in-the-Middle attacks, covert channels, secure tunneling, XSS, privilege escalation, and lateral movement
Desired Qualifications (A Plus!):
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Certifications such as OSCP, OSCE, GPEN, GWAPT, GXPN, CEH, or CISSP
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Experience in malware analysis or digital computer forensics
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Scripting skills in Bash, Python, Perl, or Ruby
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Systems programming experience
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Keen interest in emerging penetration testing technologies and techniques
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Familiarity with Android operating systems
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Knowledge of UAS/UXS technologies
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Understanding of radios and radio protocols
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Experience analyzing embedded devices
-
Why Join Us?
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Innovative Environment: Work on cutting-edge projects that push the boundaries of technology.
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Collaborative Team: Be part of a diverse and talented team where your contributions are valued.
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Professional Growth: Enhance your skills and knowledge in a supportive and challenging environment.
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Impactful Work: Make a real difference by solving complex problems that have a tangible impact.
Ready to take your career to the next level? Apply now and become a vital part of our mission to innovate and secure the future!
-_________________________________________________________________________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.
Your potential is limitless. So is ours.
_________________________________________________________________________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.
The proposed salary range for this position is:
$82,700 - 173,900 USD
CACI 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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About CACI

CACI
PublicCACI International Inc. is an American multinational professional services and information technology company headquartered in Northern Virginia. CACI provides services to many branches of the US federal government including defense, homeland security, intelligence, and healthcare.
10,001+
Employees
Northern Virginia
Headquarters
Reviews
4.1
15 reviews
Work Life Balance
4.0
Compensation
4.5
Culture
3.9
Career
4.3
Management
3.7
79%
Recommend to a Friend
Pros
Opportunities for continuous learning and growth
Cutting-edge technology stack and interesting technical challenges
Competitive compensation packages with equity
Cons
Fast-paced environment with tight deadlines
Internal politics in some teams
Some legacy systems that need modernization
Salary Ranges
2 data points
Junior/L3
Junior/L3 · Systems Admin
1 reports
$75,000
total / year
Base
$75,000
Stock
-
Bonus
-
$75,000
$75,000
Interview Experience
2 interviews
Difficulty
2.5
/ 5
Duration
14-28 weeks
Offer Rate
50%
Experience
Positive 50%
Neutral 0%
Negative 50%
Interview Process
1
Phone Screen
2
Technical Interview
3
Interview
News & Buzz
Assessing CACI International (CACI) Valuation After New US$250 Million U.S. Army Task Order - simplywall.st
Source: simplywall.st
News
·
5w ago
CACI Named a 2026 Fortune World’s Most Admired Company for the Ninth Consecutive Year - Yahoo Finance
Source: Yahoo Finance
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·
5w ago
5 Revealing Analyst Questions From CACI's Q4 Earnings Call - Finviz
Source: Finviz
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5w ago
CACI to Strengthen US Army Readiness and Spectrum Dominance with Next-Gen Electronic Warfare - ASDNews
Source: ASDNews
News
·
5w ago