Penetration Tester, Level 3

What You Will Do

At Independent Software, we understand that proactive security testing is critical to defending mission systems. As a Penetration Tester, you will serve as a subject matter expert in assessing the security of networks, systems, and applications. You will play a key role in identifying vulnerabilities and helping to mitigate threats before they can be exploited. Your work will directly support risk assessments and inform cyber defense strategies across complex environments.

Independent Software is where technical excellence meets real-world impact. You will be part of a mission-driven team that values innovation, continuous learning, and ethical hacking expertise. Our projects offer a challenging and rewarding environment where you can push the boundaries of your skills while contributing to cybersecurity outcomes that matter.

Key Responsibilities: Conduct vulnerability and penetration testing across networks and applications using industry-standard tools and techniquesEvaluate the effectiveness of security controls by simulating real-world attacksResearch and analyze emerging technologies relevant to offensive securityInterpret and apply federal and organizational security regulations to inform testing strategiesCollaborate with security analysts, engineers, and system owners to support the Risk Management Framework (RMF) lifecyclePrepare detailed reports and briefings on findings and recommendationsPerform both automated and manual testing to identify weaknesses in protocols, configurations, or custom applicationsAdvise on mitigation strategies and assist in remediation planningContribute to the development of internal testing protocols and continuous improvement of red team capabilitiesRequired Skills and Qualifications:Strong knowledge of penetration testing methodologies and toolsHands-on experience in testing both network and application-level systemsFamiliarity with operating systems, networking protocols, and security configurationsAbility to analyze and interpret scan results, exploit vulnerabilities, and document technical findings Strong communication skills to convey complex security issues to both technical and nontechnical audiencesAbility to work independently and as part of a collaborative security teamEducation and Experience: Minimum of eight years of experience as a Penetration Tester performing both network and application-level testingBachelor's degree in Computer Science, Information Technology Engineering, or a related technical fieldIn lieu of a bachelor's degree, an additional four years of relevant penetration testing experience may be substitutedCertifications:  Must meet applicable DoD M certification requirements Relevant certifications may include but are not limited to:

• Offensive Security Certified Professional (OSCP)
• GIAC Penetration Tester (GPEN)
• Certified Ethical Hacker (CEH)
• CompTIA PenTest+

Clearance Requirement:Must possess an active TS/SCI with appropriate Polygraph to be considered for this role **This position is contingent on contract award**
Why Choose Independent Software:

At Independent Software, our people are the mission. We've built a company around collaboration, integrity, and innovation and we make sure our team has the tools and support to grow, succeed, and thrive.
When you join us, you will:Support critical national security missions that matterBe part of a close-knit, employee-first culture where your voice is heardExpand your skills through ongoing training, mentorship, and career developmentEnjoy competitive compensation, generous benefits, and work-life balanceReady to take the next step in your career? Join us and be part of something bigger.

Apply today.

We're an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status.

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