Penetration Tester jobs

Hybrid in 1000, Brussels

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Today

Position: Penetration Tester Location: Brussels, Belgium Clearance: NATO Secret active Certification: OSWE, GWAPT, CRTO OSCP , GIAC GPEN or similar certification. Perform Grey Box penetration testing in isolated, non-production environments (pre-prod, development, or equivalent) unless explicit authorization is granted for production access.Conduct testing in alignment with the OWASP Application Security Verification Standard (ASVS).Assess security controls including authentication, access contr

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Full-time

Depends on Experience

Application Penetration Tester

Hybrid in Coppell, Texas

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Today

Are you ready to make an impact at DTCC? Do you want to work on innovative projects, collaborate with a dynamic and supportive team, and receive investment in your professional development? At DTCC, we are at the forefront of innovation in the financial markets. We are committed to helping our employees grow and succeed. We believe that you have the skills and drive to make a real impact. We foster a thriving internal community and are committed to creating a workplace that looks like the world

Full-time

Web Application Penetration Tester

Hybrid in Pleasanton, California

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16d ago

Web Application Penetration Tester Pleasanton, CA / Remote (Looking for a local candidate who can be in the Pleasanton office as needed.) 12+ Months The Web Application Penetration Tester will perform the manual penetration testing of mission critical web application to discover vulnerabilities and propose remediations to the development team. The Web Application Penetration Tester is expected to: Conduct penetration tests on web pages to identify and exploit security vulnerabilities. Document

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Contract

Depends on Experience

Application Penetration Tester

Hybrid in Tampa, Florida

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Today

Full-time

Mid to Senior Network Penetration Tester

Dallas, Texas

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Today

A cybersecurity consulting company is looking for a Mid to Senior Network Penetration Tester. This is a high performing, collaborative team where you'll think like an adversary, turning small flaws into full-on breaches. This isn't your typical role. They need someone who has specialized in web app testing and Red Team practices, and are comfortable with open-world testing - endpoint evasion, escalation, and lateral movement, not just following the steps set forth in the training book. Ideal can

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Full-time

$130000 - $165000

Web Application Penetration Tester

Pleasanton, California

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7d ago

Job ID: CR286 Position: : Web Application Penetration Tester Location: Pleasanton, CA 94588-Hybrid Duration: 12+ months Contract Note: Location-Looking for a local candidate who can be in the Pleasanton office as needed Job Description: The Web Application Penetration Tester will perform the manual penetration testing of mission critical web application to discover vulnerabilities and propose remediations to the development team. The Web Application Penetration Tester is expected to:Conduct p

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Contract

Depends on Experience

Senior Web App Penetration Tester

Chicago, Illinois

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Today

A cybersecurity consulting company is looking for a Senior Offensive Red Team Engineer with extensive web application penetration testing experience. This is a high performing, collaborative team where you'll think like an adversary, turning small flaws into full-on breaches. This isn't your typical role. They need someone who has specialized in web app testing and Red Team practices, and are comfortable with open-world testing - endpoint evasion, escalation, and lateral movement, not just follo

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Full-time

$150000 - $200000

Security Software Engineer Red Team / Penetration Tester

Dahlgren, Virginia

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10d ago

Data Intelligence is seeking a seasoned Security Software Engineer Red Team / Penetration Tester to join a hands-on offensive security team supporting mission systems in the defense domain. This role is ideal for a pragmatic, technically deep engineer who blends software development, exploitation tooling, and operational red-team experience to assess and harden complex enterprise and DoD environments. This position is fully on-site in Dahlgren, VA. This position is contingent upon winning contra

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Full-time

Depends on Experience

Web Application Penetration Tester (Only W2, No C2C)- Local to CA Only

Pleasanton, California

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2d ago

Job Title: Web Application Penetration Tester (Only W2, No C2C) Job ID: CR286 Location: 5880 Owens Drive, Pleasanton CA 94588 (Onsite) Duration: 12 months contract Note: Looking for a local candidate who can be in the Pleasanton office as needed Must-have requirements- Advanced knowledge web application penetration testing.Extensive knowledge of and proven experience with penetration testing of web applications, and methods and frameworks for identifying and remediating vulnerabilities.In-depth

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Contract

$60 - $65

Security Application Tester /Penetration Testing

Lexington, Kentucky

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18d ago

Role Description: The Security Tester is responsible for identifying, analyzing, and reporting security vulnerabilities across network and application environments. This role performs comprehensive security assessments using automated tools and manual techniques to protect systems from threats and ensure compliance with security standards. Key Responsibilities: - Conduct network vulnerability assessments using tools such as Nessus to identify risks in infrastructure components. - Perform Static

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Full-time

Depends on Experience

Lead Application Penetration Tester- 4 days onsite Washington D.C.

Arlington, Virginia

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Today

Lead Application Penetration Tester As the Lead Security Engineer, you'll serve as both a technical expert and team leader, guiding a group of security testers through comprehensive assessments of a cloud-native, microservices-based environment. The company is located in Washington D.C. and will be 4 days onsite a week. What You Will Be Doing: Lead and mentor a team of security testers, ensuring consistent delivery of high-quality security assessments. Conduct comprehensive technical testing of

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Full-time

$160000 - $180000

Penetration Tester

Remote

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18d ago

Recent penetration testing experience focused on APIs, web applications, and mobile applications. Experience with AI model testing or AI security is highly desirable.Proven background in AI red teaming and adversarial attack development, including prompt engineering attacks, LLM-based vulnerability analysis, and model evasion techniques.Proficiency with penetration testing tools (e.g., Burp Suite Pro, Netsparker, Checkmarx) and AI security frameworks (e.g., TensorFlow, PyTorch, LLM APIs, LangCha

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Third Party, Contract

$55 - $60

AI Penetration Tester

Remote

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9d ago

Position Summary / Purpose: Overview of the basic function and purpose of the job, and how it contributes to the successful achievement of department and organization objectives. Execute AI-focused penetration testing engagements that include manual penetration testing of systems incorporating AI/ML, objective-based testing of AI-driven features, and coverage of both traditional and AI-centric attack surfaces. Perform threat modeling for AI-powered software systems, evaluate AI-related business

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Full-time

$60 - $65

Penetration Tester

Remote

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18d ago

Role: Penetration Tester Location: Remote ( Should be travel ready to customer location once in a while for some testing) Job Summary: We are seeking an experienced Penetration Tester with specialized knowledge in medical devices and FDA 510(k) compliance to support our cybersecurity efforts. The ideal candidate will have hands-on experience conducting Threat Modelling, Ethical hacking and vulnerability assessments in FDA-regulated environments, ensuring our connected medical products meet secur

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Contract, Third Party

Depends on Experience

Web App Penetration Tester

Remote

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10d ago

Responsibilities: Perform manual Application penetration testing against APIs (REST/SOAP), Web Applications, Mobile applications, and thick client applications Perform threat modeling, evaluate application business logic, and perform application architecture reviews Ability to demonstrate application testing experience in real time via demos to both internal and external audiences Ability to perform objective based, abstract penetration testing engagements Ability to develop and exploit POC

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Contract

Depends on Experience

100% Remote OSCP Penetration Tester Consultant position opens with my client

Remote

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16d ago

Hello, I have below exclusive position with my client. Please let me know your interest so that we can move ahead for further steps. Job Title: OSCP Penetration Tester Consultant Location: 100% Remote Job Type: 3+ Months Must be OSCP certified. Responsibilities: Experience in various types of penetration testing.Conduct black-box tests with no prior system or network knowledge.Perform reconnaissance, attack surface discovery, and exploitation.Perform white-box assessments using full access to

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Contract

Depends on Experience

Penetration Tester

Remote

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16d ago

Position:Penetration Tester Duration: Long term Contract Location: Remote The job description is detailed below: Bachelors Degree required. Must be legally authorized to work in the United States without the need for employment sponsorship, now or at any time in the future.3+ years of hands-on experience inpenetration testing, with a focus on web applications and APIs. Experience participating in red team engagements or adversary simulation exercises.Strong understanding of the OWASP Top 10, web

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Contract

Depends on Experience

Penetration Tester

Remote

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11d ago

Position: Security Engineer / Penetration Tester Work Location: Remote (USA) Duration: 2 Years+ Need only independent contractors Requirement Overview: - Bachelors Degree required. Must be legally authorized to work in the United States without the need for employment sponsorship, now or at any time in the future. - 3+ years of hands-on experience in penetration testing, with a focus on web applications and APIs. Experience participating in red team engagements or adversary simulation exercises.

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Contract

50 - 52

AI Penetration Tester

Remote

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10d ago

Execute AI-focused penetration testing engagements that include manual penetration testing of systems incorporating AI/ML, objective-based testing of AI-driven features, and coverage of both traditional and AI-centric attack surfaces. Perform threat modeling for AI-powered software systems, evaluate AI-related business logic, and conduct architecture reviews. Focus on adversarial ML vectors, prompt-based vulnerabilities, and other AI-specific security risks. Develop and improve AI-driven tools

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Contract

Depends on Experience

Senior Defense Assessment Analyst (Penetration Tester)

Sierra Vista, Arizona

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Today

Senior Defense Assessment Analyst (Penetration Tester) Sierra Vista, AZ Join our Talent Network Overview Senior Defense Assessment Analyst (Penetration Tester) Ft. Huachuca, AZ Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employer's core culture? If so, Chenega Military, Intelligence & Operations Support (MIOS) could be the place for you! Join our team of professi

Full-time

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Penetration Tester jobs