Offensive Security Testing
651 open positions
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Sr Offensive Security Engineer JobgetherRemote today Senior Offensive Security Engineer leading penetration testing, red team engagements, and adversary simulation to identify security weaknesses and improve enterprise resilience.
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Penetration Tester CbaSydney CBD Area, AU today Deliver hands-on penetration testing across cloud, platforms, networks, SaaS, and emerging technologies to identify and validate vulnerabilities and provide remediation recommendations.
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Senior Security Engineer, Red Team & Threat Intel GrabPetaling Jaya, my 1d Lead end-to-end red team operations and intelligence-led Purple Team exercises across cloud, CI/CD, endpoint, identity, application, and AI environments to emulate real-world adversaries and improve security posture.
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Red Team Operator (Cyber Resilience) StarlingManchester, England, GB 1d Conduct end-to-end red and purple team operations, emulating real-world threat actors to test Starling Bank's cyber defences and operational resilience across cloud infrastructure and endpoints.
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Senior Manager, Adversarial Fraud Testing — Global Consumer Trust↗ AdobeCalifornia, Pará, Brazil $160k–$320k1d Build and lead Adobe's Adversarial Fraud Testing function to proactively simulate real-world fraud attacks against externally facing products and validate defenses.
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Security Consultant↗ Redwolf SecurityToronto, ON, CA CA$100k–CA$150k1d Lead and execute security testing projects including DDoS assessments, methodology development, security advisory, and research to help customers test and improve cyber security resiliency.
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Lead Penetration Tester↗ Hamilton Barnes 🌳Remote £50k–£65k1d Lead offensive security engagements end-to-end, including scoping, testing, reporting, and remediation discussions for enterprise clients.
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Penetration Tester↗ Veilron 1d Conduct penetration testing across web applications, mobile applications, networks, and infrastructure to identify and exploit security vulnerabilities.
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Senior Principal - Red Team Engineer HpeRemote $160k–$325k1d Senior Principal Red Team Engineer leading advanced offensive cybersecurity engagements, planning and executing complex Red Team and Purple Team operations to identify and exploit vulnerabilities in enterprise and cloud environments.
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Senior Offensive Security Engineer (Red Team) KeyBankBrooklyn, OH, US $96k–$181k1d Simulate advanced persistent threats (APTs) and emulate real-world adversaries to assess and improve detection, response, and resilience capabilities across hybrid environments.
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Offensive Security Analyst VanguardMalvern, PA, US 1d Lead and execute penetration tests, adversary emulation exercises, and red team activities to validate security controls and identify vulnerabilities across web applications, APIs, cloud environments, and infrastructure.
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Penetration Tester↗ Lloyds Banking GroupBristol, England, UK £49k–£59k1d Execute offensive security testing across web, API, mobile, infrastructure, and cloud assets to protect the group and enable safe product changes.
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Cyber Red Team Operator BbhBoston, US $120k–$160k1d Senior Cyber Red Team Operator simulating real-world adversaries through advanced red team operations, adversarial emulation, and penetration testing to strengthen the firm's ability to detect and withstand sophisticated cyber threats.
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Offensive Research Vulnerability Researcher JPMorganChaseUSA $49k–$79k2d Design and deliver risk-driven offensive security tests, simulations, and vulnerability research to strengthen cybersecurity and resiliency for a major financial institution.
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Global Red Team Senior AI Engineer, Vice President MUFG Bank, Ltd.Hoboken, NJ, US 2d Leading enterprise-wide red team and AI adversarial testing programs to emulate real-world threat actors and strengthen organizational resilience.
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Cyber Offensive Security Senior Associate Grant ThorntonPhiladelphia, PA, US 2d Lead adversarial testing engagements to simulate real-world adversaries, identify exploitable weaknesses, and validate detection/response capabilities for clients.
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Penetration Tester (w/m/d)↗ Certitude Consulting GMBHRemote €60k2d Conducting technical security assessments including web application, mobile app, network, and source code penetration tests, as well as leading Red Teaming and security consulting projects.
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Senior Cyber Security Consultant Aon CorporationLondon, England, GB 3d Senior Cyber Security Consultant providing technical cyber reviews, due diligence, and risk assessments for private equity and corporate clients using an attacker's mindset.
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Senior Red Team Operator Sun Life Financial, Inc.Waterford, Munster, IE €62k–€93k3d Simulate cyberattacks and identify vulnerabilities within the Sun Life environment through offensive security assessments, adversary emulation, and tool development.
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Penetration Testing Analyst, Vice President State Street CorporationQuincy, MA, US $120k–$218k3d Senior technical authority leading complex penetration testing engagements and validating remediation for high-value systems in a financial services environment.
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Senior Associate, Cyber Resilience and Red Teaming Alvarez & MarsalLos Angeles, CA, US 3d Perform hands-on penetration testing and red team exercises to emulate realistic threat actors and test client security teams' ability to prevent, detect, and respond to attacks.
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Pentester expérimenté(e) - Cybersécurité - Île-de-France Sopra SteriaLa Garenne, Ile-de-France, FR 3d Conducting external, internal, and Red Team penetration tests for clients in Finance, Transport, and Defense sectors.
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Professional Information Security (m/w/d) Bayerische LandesbankMunich, Bayern, DE 3d Conducting penetration tests and technical security audits on applications, networks, and systems; planning and implementing technical security tests within the ISMS and audit program; developing and evolving security concepts, policies, and technical…
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Security Engineer (AI Red Team) RefractalLondon £65k–£125k3d Test deployed AI systems and agents under adversarial pressure to identify security failures and help build stronger defences.
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Senior Cybersecurity Penetration Tester (f/m/div.)↗ Bosch Home Comfort PortugalAveiro, Aveiro, Portugal 3d Identify, assess, and mitigate security vulnerabilities across digital ecosystems including web applications, APIs, and cloud-native environments.
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Cybersecurity Consultant (Offensive Security)↗ Pt Itsec Asia Tbk 3d Conduct penetration testing and vulnerability assessments across web applications, APIs, mobile applications, networks, cloud environments, OT, IoT, and critical infrastructure to identify and validate security vulnerabilities.
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Penetration Tester↗ Seven365 Pte LtdSingapore, Singapore 3d Human-led penetration testing for web and mobile applications to identify and remediate security vulnerabilities for Singapore SMEs.
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Senior Red Team Consultant BishopfoxRemote 3d Senior Red Team Consultant conducting offensive security engagements, adversary emulation, and AI system security assessments for Fortune 100 clients.
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Attack Simulation / Penetration Testing Y-Security GmbHEssen, Nordrhein-Westfalen, DE 4d Plan and execute realistic attack simulations and deep penetration tests in high-criticality IT environments, including Microsoft ecosystems (Active Directory, Azure), web applications, and enterprise networks.
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Ingénieur Offensive Security / Pentester H/F InetumSaint-Ouen-sur-Seine, IDF, fr 4d Conduct offensive security operations including application, network, and cloud penetration testing, Red Team simulations, and APT scenario execution for enterprise clients.
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Penetration Tester NationwideSwindon, England, GB 4d Conduct security assessments and penetration tests across Nationwide's estate to identify vulnerabilities in systems and technology.
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Penetration Testing and Software Assurance Engineer One-Federal-SolutionUSA $103k–$143k4d Senior-level penetration testing, software assurance, and vulnerability assessment engineering support for secure cloud and hybrid environments.
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VP, Offensive Security↗ Eames ConsultingSingapore, Singapore 4d Lead offensive security assessments, simulated cyberattack exercises, and vulnerability testing to identify weaknesses and improve organizational resilience against cyber threats.
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Senior Attack Engineer, GCP Horizon3aiRemote $206k–$243k4d Build GCP attack content and offensive capabilities for the NodeZero autonomous pentesting platform.
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Offensive Security Engineer↗ Techplus CyberRemote 4d Implement and operate offensive security solutions including automated pentesting and Breach and Attack Simulation (BAS) platforms to proactively identify and mitigate client risks.
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Cybersecurity Penetration Testing Expert↗ AlignerrRemote 4d Conduct penetration tests against AI-powered applications, APIs, and infrastructure to uncover security vulnerabilities including prompt injection, model manipulation, and data poisoning vectors.
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Penetration Tester - Infrastructure & Red Team (Canada)↗ Packetlabs 4d Planning, executing, and reporting on infrastructure penetration testing, cloud security assessments, Active Directory security assessments, and adversary simulation engagements to evaluate the effectiveness of client security controls.
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Intern - Technology Consulting, Cybersecurity (Offcycle Jan - Jun 2027)↗ EYSingapore, Singapore 4d Intern providing independent assessments and implementation of cyber solutions to enhance client business resilience across core cybersecurity, operational technology, offensive security, and cyber transformation domains.
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Offensive Security AI Engineer MicronBoise, ID - Main Site, US 4d Plan and implement adversary-informed security testing across web, mobile, APIs, cloud, identity, infrastructure, and AI-enabled systems using AI as a force multiplier.
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Professional Services Pathfinder Intern - Red Team - Summer 2027 CrowdstrikeUSA - Arlington, VA 4d Intern in CrowdStrike's Professional Services Red Team focusing on offensive security techniques, simulated attacks, and real-world penetration testing to strengthen client defenses.
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Global Red Team Senior AI Engineer, Vice President MufgubJersey City, NJ, US $141k–$194k4d Lead enterprise-wide red team and AI adversarial testing programs to emulate real-world threat actors and strengthen organizational resilience.
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Principal Penetration Tester Dragos, Inc.Remote £105k4d Lead offensive security engagements (vulnerability assessments, penetration testing, adversary emulation) for critical infrastructure clients in oil, gas, electric, water, and manufacturing sectors.
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