Offensive Security Testing
650 open positions
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Lead Penetration Tester McKessonRemote $196k–$236k22d Lead the design, implementation, and expansion of a Continuous Adversarial Testing (CART) program for large application portfolios, including AI-assisted offensive security and autonomous tool oversight.
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Red Team Security Engineer BackblazeRemote - Colombia 22d Emulate external attackers, malicious insiders, compromised identities, and autonomous adversarial agents to validate vulnerabilities and configurations across web applications, APIs, cloud infrastructure, and AI-enabled systems.
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Senior Security Engineer, AWS Vulnerability Management, AWS Vulnerability Management - Host OS and Third Party Software
AmazonAustin, Texas, United States
$178k–$227k22d
Build offensive security solutions for third-party software and software supply chain vulnerability management at Amazon, focusing on penetration testing, exploit development, and threat intelligence to identify attack paths and mitigate supply chain risks.
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Red Team Lead, AVP↗ Deutsche BankMadrid, MD, ES 22d Leading adversarial testing of AI platforms and applications to identify exploitable weaknesses, validate security controls, and strengthen resilience against emerging AI-driven threats.
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Red Team Operator Cyber Security↗ Client ServerRemote £80k22d Conduct approved adversary simulation, red team, and assumed breach engagements for clients, combining hands-on offensive security with research and operational tradecraft.
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Vulnerability Assessment and Penetration Testing, Senior Engineer Master-WorksRiyadh, Riyadh Province, Saudi Arabia 22d Lead complex security assessments including penetration testing, vulnerability assessments, and secure code reviews for web, network, mobile, and cloud environments.
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Senior Attack Engineer, External Horizon3aiRemote $206k–$243k22d Design, build, and maintain scalable reconnaissance and multi-step attack workflows for an autonomous pentesting platform to discover and prove exploitable attack vectors on external surfaces.
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Red Team Lead, AVP DbMadrid, Paseo de Recoletos 27, ES 22d Lead adversarial testing of AI platforms and applications to identify exploitable weaknesses and strengthen resilience against emerging AI-driven threats.
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Offensive Security Engineer↗ Kasikorn Business-Technology Group [kbtg]Pak Kret, Nonthaburi, Thailand 22d Lead Red-Team engagements to identify and mitigate security vulnerabilities in IT systems, including advanced penetration testing, threat analysis, and vulnerability assessments.
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Working Student - Business Acceptance Testing (f/m/d) Deutsche BörseFrankfurt am Main, Hessen, DE 23d Perform IT security tests and penetration testing to ensure compliance with industrial and application development security standards for Business applications.
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Internal Network Penetration Tester Xtreme Solutions CorporateUSA $68k–$88k23d Simulate unauthenticated internal attackers and authenticated phishing/Trojan compromises to test County network security, document attack paths, and assess business impact.
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Penetration Tester Commonwealth-Bank-Of-AustraliaNew South Wales 23d Deliver hands-on penetration testing across cloud, platforms, networks, SaaS, and emerging technologies to identify vulnerabilities and validate security posture.
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Penetration Tester TestprosUSA $104k–$177k23d Conduct penetration tests in hosted and cloud environments, report results, and provide security improvement recommendations for commercial and federal government clients.
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Senior Security Researcher - Red Team PindropRemote 24d Proactively identify and exploit weaknesses in Pindrop's product, cloud, and AI-powered systems to strengthen defenses before adversaries do.
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Lead Engineer, Information Security Red Team Intercontinental Exchange Holdings, Inc.Singapore, Singapore 25d Lead a globally dispersed Red Team to plan, deliver, and lead sophisticated security engagements focusing on high-priority global security objectives, including chained exploits and full kill-chain demonstrations.
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Associate Offensive Security Engineer↗ Satine TechnologiesRoswell, GA, US $60k–$72k25d Associate Offensive Security Engineer building features on a federal healthcare platform and performing penetration tests and incident response.
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Lead Engineer, Information Security Red Team↗ IceSingapore, Singapore 25d Lead a globally dispersed Red Team to plan, deliver, and lead sophisticated security engagements focusing on high-priority global security objectives, including chained exploits and full kill-chain demonstrations.
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Senior Consultant, Red Team Operator, Offensive Security↗ Kroll 25d Senior Red Team Operator executing complex adversary emulation, assumed-breach, and purple team engagements to identify realistic attack paths and improve client cyber resilience.
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Devoteam Cyber Trust | AI Engineer↗ Devoteam | Cyber TrustLisbon, Lisbon, Portugal 25d Develop and evolve an autonomous pentesting platform based on agentic systems and LLMs for real-world penetration testing scenarios.
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Summer 2027 Internship - Information Security Engineer GeneralmatterLos Angeles, CA 25d Intern offensive security engineer responsible for penetration testing, code audits, reverse engineering, and threat modeling for industrial nuclear fuel facility software and hardware.
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Principal Penetration Tester MicrosoftUnited States, Washington, Redmond 25d Leads comprehensive penetration testing, adversary emulation, and offensive/defensive security operations across applications, cloud, network, hardware, and OT systems.
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US-IT Security Eng Sr↗ R1 RcmRemote, US $51k26d Senior Offensive Security Engineer conducting penetration tests across infrastructure, networks, and applications to find and fix vulnerabilities before attackers do.
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Manual Ethical Hacker GhrDenver, US $117k26d Perform manual application security assessments, identify vulnerabilities, and report on risks for Bank of America's technologies and applications.
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Cybersecurity - Penetration Tester (Associate)↗ KPMG ThailandBangkok, Bangkok City, Thailand 26d Conduct penetration testing and security assessments across networks, web, mobile, and cloud environments to identify vulnerabilities and support remediation.
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Red Team Lead Engineer StatestreetQuincy, Massachusetts, US $120k26d Lead adversary-emulation activities, threat-informed security testing, and controlled offensive security operations to assess organizational defenses and security control effectiveness.
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Pentester↗ All jobsLisboa, Lisbon, Portugal 27d Conduct advanced Red Team exercises and penetration testing across networks, web apps, APIs, mobile apps, and hybrid environments to strengthen client security posture.
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Pentester↗ KPMG EspañaMadrid, Community of Madrid, Spain 27d Offensive security professional conducting controlled penetration tests on corporate infrastructures, applications, and cloud environments to identify and validate real-world vulnerabilities.
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Lead Engineer Offensive Security↗ OptimumPlano, TX, US 27d Lead Offensive Security Engineer building a product security assessment function from zero, conducting threat-led assessments, penetration testing, red teaming, and offensive AI engineering against software, APIs, IoT, and AI systems.
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T&T Senior Consultant - Cloud Security & Penetration Testing - SG↗ DeloitteSingapore, S00, SG 27d Conduct cloud security assessments and penetration testing across AWS, Azure, and GCP to identify and remediate vulnerabilities in cloud infrastructure, applications, and identity systems.
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?Cybersecurity Engineer↗ Clementi, S00, SG 27d Conduct advanced penetration testing, vulnerability assessments, and exploit development to model adversarial tactics for research and secure system integration.
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Senior Offensive Security Professional / Red Teamer (CCRTS, CCRTM, CCT-APP) - UK/Spain↗ CovertswarmRemote 27d Lead sophisticated offensive security operations, discover new attack vectors, and mentor fellow operators.
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Sr Information Security Engineer - Security Red Team↗ Williams-Sonoma, Inc.Brooklyn, NY, US $120k27d Lead authorized offensive security engagements, penetration tests, and adversary simulations to evaluate enterprise defenses and improve resilience.
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?Especialista TI Pentesting hacking etico↗ Medellín, ANT, CO 27d Identifying security vulnerabilities in web applications, mobile apps, APIs, cloud environments, and networks by simulating real-world cyberattacks.
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Application Security Penetration Engineer↗ CitiIrving, TX, US $96k–$145k27d Conduct manual vulnerability assessments and penetration testing across web applications, mobile, APIs, microservices, and emerging Generative AI/LLM implementations to identify and exploit security weaknesses.
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Offensive Security Engineer - Red Team SalesforceCalifornia - San Francisco, US $117k27d Design and run end-to-end red team operations simulating real threat actors across Salesforce products, platforms, and enterprise environments, including testing AI-driven systems.
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Senior Engineer - Red Team Operator TargetRemote $98k27d Conduct adversary emulation operations to uncover security risks, bypass controls, and develop proof-of-concept tools and playbooks based on real-world threat actor tactics.
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Red Team Operator↗ Capgemini EngineeringLisboa, P11, PT 27d Conduct offensive security engagements and advanced penetration testing to assess and strengthen client security posture.
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Head of Validation - Security & Privacy↗ TikTok Usds JvSan Jose, CA, US $229k27d Lead a global Validation organization to independently test security and privacy controls against real attackers, ensuring they meet high standards across social, games, education, productivity, and generative AI applications.
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?Especialista TI Pentesting Hacker Etico↗ Medellín, ANT, CO 27d Identifying security vulnerabilities in web applications, mobile apps, APIs, cloud environments, and networks by simulating real-world cyberattacks.
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Senior Security Researcher - Red Team (Contract) PindropsecurityRemote 28d Proactively identify and exploit weaknesses in product, cloud, and AI-powered systems to strengthen defenses before adversaries do.
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Senior Security Engineer, AWS Security Verification & Validation Team↗ Amazon Web Services (AWS)London, England, UK 28d Senior technical leader owning complex security testing engagements end-to-end, applying human judgment to resolve high-consequence risks where automation is insufficient.
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Offensive Security Manager S&P GlobalHyderabad, India 28d Own and operate an isolated offensive test range and AI-driven codebase-scanning environment to conduct sophisticated attacks against internal systems without impacting production.
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Penetration Tester - Application Security - Web, Mobile & API↗ Methodius It RecruitmentCounty Donegal, Ireland 28d Deliver high-quality security assessments for large-scale, business-critical web, mobile, and API applications by identifying vulnerabilities and providing practical remediation guidance.
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