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CACI

Penetration Tester - Cyber Engineer

Aberdeen Proving Ground, MD, US

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hirly's read of this role

Seniority
Mid level
Stated salary
$90,300 – $189,600 per year
Country
US
Work mode
On-site / unstated
First seen by hirly
27 Sept 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

Job Title: Penetration Tester - Cyber Engineer

Job Category: Engineering

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

* * *

  • The 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.

* These positions are 100% on site o n-site in Aberdeen Proving Ground, MD.

  • Responsibilities:
  • Become part of an exceptional team of engineers from diverse backgrounds, all united by a passion for tackling real-world problems. As a junior 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 penetration testing and threat-hunting techniques.
  • Qualifications:
  • Required:
  • - Active Secret Clearance with the potential to obtain TS/SCI
  • - Bachelor's degree in a related field and 5 years of relevant experience
  • - Professional experience in penetration testing or threat hunting
  • - Proven ability experience in grey and black box penetration testing
  • - In-depth understanding of OWASP Top 10, DoD, NSA, or industry-standard Vulnerability and- Penetration Testing Standards
  • - Proficiency with popular penetration testing tools such as nmap, Wireshark, Burp Suite, Nessus, and similar utilities

- Extensive knowledge of Linux operating systems

- 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

- Strong grasp of networking, TCP/IP, virtualization, and web services

- Familiarity of interfacing with electronic hardware (e.g. taking apart devices and identifying hardware components)

- Minimum of 2-3 years of exploitation experience

  • Desired:
  • - Active TS/SCI
  • - Certifications such as OSCP, OSCE, GPEN, GWAPT, GXPN, CEH, or CISSP
  • - Experience in malware analysis or digital computer forensics
  • - Scripting skills in Bash, Python, Perl, or Ruby
  • - Systems programming experience
  • - Keen interest in emerging penetration testing technologies and techniques
  • - Familiarity with Android operating systems
  • - Knowledge of UAS/UXS technologies
  • - Understanding of radios and radio protocols
  • - Experience analyzing embedded devices

- Development and presentation of proof-of-concepts to demonstrate exploitation techniques

-

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.

The proposed salary range for this position is:

$90,300 - 189,600 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.

Original posting on CACI's site ↗

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