Security Engineer - Penetration Tester

Join Scaleway as a Security Engineer specializing in Penetration Testing. In this pivotal role, you will be responsible for identifying, assessing, and mitigating security vulnerabilities within our systems and applications. You will work closely with cross-functional teams to enhance our security posture and ensure compliance with industry standards.

Your Responsibilities:Conduct penetration tests across various environments including external and internal infrastructures, web applications, mobile applications, desktop clients, APIs, industrial systems, and IoT devices.Operate independently during your assignments, documenting findings and action plans in the audit report from the kickoff meeting with the client to the debriefing session.Based on audit results, recommend technical and/or organizational solutions to enhance clients' security levels relative to the actual risks they face and their environment.Driven by a passion for offensive security, engage in active research and share insights with team members. Your Projects:Let’s get practical: if you were a Penetration Tester with us, what would you do?Regularly engage in Red Team missions employing all methods of offensive security.On a Tuesday, you are tasked with assessing the security of electric vehicle charging stations.Critical infrastructure relies on your expertise to ensure their security.Audit industrial sites and production automations before lunch.Evaluate the security of e-commerce platforms for a major retail brand globally.

Join Talan as an Offensive Security Consultant where you will play a critical role in enhancing our cybersecurity measures. You will be responsible for identifying vulnerabilities, conducting penetration tests, and advising clients on security best practices. This dynamic role requires a blend of technical expertise and strategic insight to help safeguard sensitive information.

Join our dynamic team at Alten as an AI Tester / QA Automation Engineer (H/F). In this role, you'll be responsible for developing and executing automated tests to ensure the quality and reliability of our AI solutions. Collaborate with cross-functional teams to identify test requirements and create test cases that align with project specifications. Your expertise will help drive the continuous improvement of our testing processes.

Role overview airapps is hiring a Security Engineer based in Paris. This position centers on safeguarding the company’s digital assets and ensuring the integrity of its systems. The Security Engineer will play a key part in identifying risks, establishing protective measures, and shaping strategies to reduce security threats. What you will do Identify and evaluate security vulnerabilities throughout airapps systems Put technical safeguards in place to protect digital assets Create and improve strategies to prevent and address security threats

About TeadsTeads is a pioneering omnichannel advertising platform dedicated to optimizing outcomes for brand and performance advertisers across various screens. By harnessing the power of predictive AI technology, Teads connects quality media, stunning brand creatives, and context-driven addressability and measurement, ensuring meaningful business results. With direct partnerships with over 10,000 publishers and 20,000 advertisers globally, Teads is headquartered in New York City and boasts a diverse team of approximately 1,700 professionals across 30+ countries.For further details, please visit www.teads.com.Join us as a Senior Security Engineer to enhance security across our product and platform teams while also addressing internal corporate security needs. You will create significant impact through empowerment, automation, and effective risk management.

Join our innovative team at Pigment as a Senior Security Engineer. In this pivotal role, you will be responsible for safeguarding our systems and data against potential threats. You will design and implement robust security measures, conduct risk assessments, and respond to security incidents. Your expertise will help us maintain a secure environment while enabling our teams to innovate and grow.

Role overview The Senior Corporate Security Engineer at Nexthink plays a central role in protecting digital assets and ensuring the integrity of the corporate environment. The position involves hands-on security work and regular collaboration with teams throughout the company. Key responsibilities Partner with colleagues across departments to implement effective security measures. Conduct risk assessments to identify potential vulnerabilities and recommend solutions. Respond to security incidents and help coordinate the steps needed for resolution. Create and maintain security protocols and frameworks that align with industry standards. Location This position is based in Paris.

Join our Software Quality Assurance Division as an integral part of a team focused on validating functionalities and promoting continuous improvement in our products. We are in search of a skilled Functional Tester with approximately 2 years of experience to strengthen our team located in Paris.As a Functional Tester, your responsibilities will include:Validating the functionalities of applications based on User Stories.Participating in Agile rituals (Scrum): refinement, sprint planning, daily stand-ups, and retrospectives.Writing and executing test cases to ensure the quality of deliverables.Collaborating with development teams to identify and rectify issues.Documenting test results and tracking corrections.Contributing to the enhancement of testing processes and quality best practices.Working closely with Product Owners and developers.

Join us and thrive Network Security Engineer H/F CAPFI is a human-sized IT services company guided by genuine technological expertise and a strong culture of innovation. We offer a stimulating work environment, characterized by a variety of assignments and a human-centric approach. Trust, listening, and support are the core values of our Group, benefiting all employees. Our mission? To allow you to experience a collaborative journey that reflects your aspirations, enabling you to choose your professional trajectory, learning pace, and create the conditions necessary for your fulfillment. We believe that the diversity of profiles enriches our expertise; thus, we handle all applications equally, focusing solely on candidates' skills, irrespective of their origin, age, gender identity, disability, or religion. You are the right candidate if: You hold a Master’s degree and have at least 3 years of experience You specialize in IT Security technologies You recognize that IT Security is crucial today You are meticulous, passionate, curious, and persistent You possess a strong proficiency in English Your missions: As a Network Security Engineer, you will join a team of IT Security specialists at our clients' sites, working on topics such as: Internet access management Implementation of remote access solutions (VPN...) Securing perimeter access (Firewall, Proxy, Reverse Proxy, Load balancing, IDS/IPS, DLP, NAC, WAF...) Securing end-user devices (AV, EDR, HIDS, Micro-segmentation...) Mastery and understanding of cryptographic systems Technological watch Implementation of secure architectures Establishing security monitoring Patch management Validation of new solutions through POC Infrastructure migration

About UsAt CryptoNext Security, we are at the forefront of cybersecurity innovation, specializing in post-quantum cryptography solutions. Our mission is to safeguard the critical data of some of the world's largest enterprises and governments against the rising threats posed by quantum computing. As recognized leaders in our field, we collaborate with banks, security institutions, and government entities to deploy our state-of-the-art solutions through advanced technology projects. If you aspire to be part of a pioneering team and contribute to making the world a safer place, CryptoNext is the ideal environment to elevate your skills.Being a rapidly growing organization, we are constantly seeking visionary individuals who offer fresh perspectives, extensive technical expertise, and a genuine passion for cybersecurity. CryptoNext provides a vibrant workplace where talent converges with opportunity, and we are building a diverse pipeline of skilled and motivated professionals who may not find their ideal role advertised today but are eager to make a significant impact on our journey.Areas of Interest:We welcome speculative applications from talented individuals in the following fields: Cryptography & Research: In-depth knowledge of post-quantum cryptography, cryptographic protocols, algorithm design, and side-channel analysis. Software & Embedded Development: Proficiency in low-level software development, secure boot, protocols, hardware security modules (HSMs), and tools such as mbedTLS and cross-compilers. We are also seeking experienced developers well-versed in software architecture. Project Management & Service Delivery: Proven experience in managing technical deployments within complex client environments, preferably with a focus on security and cryptography. Product & Innovation: A passion for developing products that address real-world challenges, coupled with an aptitude for product strategy and user experience. Sales & Marketing for Cybersecurity: An ability to effectively translate technical innovations into client value and a commitment to fostering relationships in high-tech sectors.

Join Morpho as a Protocol Security Engineer and play a crucial role in ensuring the integrity and robustness of our cutting-edge DeFi lending protocols. You will be at the forefront of securing smart contracts through formal verification, comprehensive security reviews, and managing our bug bounty programs, all aimed at delivering safer protocols and expediting audit cycles.About MorphoAt Morpho, we are revolutionizing the Decentralized Finance (DeFi) landscape with our innovative lending protocol, which has successfully raised $70 million from prominent investors like Ribbit Capital, a16z crypto, and Coinbase Ventures. Our open lending network empowers individuals globally, providing unmatched access to capital and the best possible terms. With over $10 billion in deposits, we are setting new benchmarks in DeFi lending and expanding our team to solidify our position as a foundational element in the new internet-native financial ecosystem.Our MissionMorpho’s mission is to enable human ambition by granting open access to capital. We believe that capital should flow unimpeded to where it is most needed, transcending borders and inefficiencies in today’s fragmented financial landscape.Work EnvironmentIn our fast-paced environment, you will tackle challenging problems in a rapidly evolving market. We value transparency and high standards, encouraging a culture where questioning and justifying decisions is the norm. We support each other in overcoming obstacles and share information openly.

About UsAt Resilience, we are revolutionizing patient care in oncology, gastroenterology, and psychiatry by enhancing access to treatment and support throughout the patient journey. Our health applications are designed not only to improve patient lives but also to develop techniques and processes that minimize patient risks. Joining Resilience means contributing to a tangible mission within a scale-up environment where autonomy and impact are integral to our culture. Your RoleIn Brief:You will take ownership of our security compliance program (ISO 27001) within the QARA (Quality, Assurance & Regulatory Affairs) team.Your mission is to lead our Information Security Management System (ISMS) and ensure alignment with the existing quality management system (QMS). This role focuses on GRC/security compliance with a health sensitivity: you will interpret regulatory requirements related to security, collaborate closely with your colleagues and the Security Manager, while remaining deeply rooted in your expertise.Your Impact:You will drive Resilience's growth in regulated markets (healthcare, sensitive data) by ensuring our security posture and maintaining credibility with clients, partners, and authorities.Your Daily Responsibilities:Lead and automate the ISO 27001 ISMS: Full ownership of the ISO 27001 program integrated into the QMS — controls, risk register, policies, internal audits, corrective actions. Build and enhance automation workflows (Notion, AI agents, reporting) to remain audit-ready at all times.Interface between ISMS and medical device cybersecurity: Ensure coherence between ISMS and QMS, support cybersecurity requirements for medical devices (IEC 81001-5-1, IEC 62443, SBOM, MDR Annex I §17) in collaboration with the QARA team, contribute to technical files and audits on security aspects, assist with the security gap assessment for DiGA (BSI TR-03161), and maintain FDA cybersecurity monitoring.Prepare for new regulatory frameworks: Anticipate and translate NIS2, HIPAA, SOC2 requirements into pragmatic controls and concrete deliverables. Your TeamWe do not work in silos here. You will join an agile structure where compliance is truly a team sport:Your Manager: You will report to the Head of QARA, working collaboratively with diverse teams on compliance projects.Team Dynamics: Emphasis on open communication, shared goals, and a supportive environment to enhance compliance practices.

Join Mistral as an Offensive Security Engineer and be at the forefront of cybersecurity innovation. In this role, you will leverage your skills to identify vulnerabilities in systems and applications, contributing to the overall security posture of our clients. You will work closely with cross-functional teams to design, implement, and execute penetration tests, ensuring the integrity and confidentiality of sensitive data.

Join Veeam Software as a Senior Sales Engineer specializing in Data & AI Security. In this pivotal role, you will leverage your technical expertise and sales acumen to engage with clients, demonstrating the value of our innovative security solutions. You will collaborate closely with the sales team to drive revenue growth while ensuring customer satisfaction and technical success.Your responsibilities will include conducting product demonstrations, articulating technical solutions, and addressing customer inquiries with confidence. You will play a key role in shaping our customers' data protection strategies and enhancing their understanding of AI security risks and solutions.

The Security Incident Response team, a crucial part of our Resilience Engineering organization, plays a pivotal role in safeguarding Datadog. Our mission is to prepare for and efficiently address security incidents, ensuring that any threats to our systems and data are swiftly contained. We also collaborate with various teams post-incident, viewing these moments as opportunities for growth and learning. By focusing on our adaptability and addressing systemic issues, we foster a culture of resilience within our team and our systems.As an Engineering Manager, you will be at the forefront of this mission, leading a skilled team of engineers dedicated to enhancing Datadog’s incident response capabilities. You will develop tools and automation to boost our efficiency, collaborating with key stakeholders to ensure our focus is directed appropriately and that we are measuring our improvements effectively. As part of the leadership team, your influence will help shape our organizational strategy and cultural landscape.At Datadog, we cherish our office culture, valuing the relationships and collaboration it fosters, as well as the creativity it inspires. We embrace a hybrid workplace model, allowing our Datadogs to achieve a work-life balance that suits them best.What You’ll Do:Lead and mentor a passionate team of incident responders, cultivating a security-focused and resilient culture at Datadog. Provide opportunities for professional growth and development.Act as a hands-on leader during incidents, making decisive choices in uncertain situations and collaborating with multiple teams towards resolution. Participate in an on-call rotation with other leaders for critical decision support.Oversee the triage of alerts and signals in Datadog Cloud SIEM, ensuring a consistent and high-level response to emerging threats. Collaborate with the Threat Detection team to optimize signal performance.Develop tools, systems, and processes to advance Datadog's capabilities in security incident response. Communicate operational metrics clearly to stakeholders.Lead post-incident analyses to ensure that learnings from security incidents are captured, promoting blameless and actionable postmortems. Ensure follow-up actions address systemic issues and prevent future occurrences.

Join Maki as a Security Engineer Intern and dive into the dynamic world of cybersecurity. This internship is your opportunity to gain hands-on experience in protecting our systems and data against malicious threats. Work alongside experienced professionals in a supportive environment that fosters growth and learning.

Role Overview Akuo Energy is hiring a Network & OT Security Engineer (H/F) in Paris. This position focuses on protecting and strengthening the security of our operational technology infrastructure and network systems. What You Will Do Design, implement, and maintain security measures for network and OT environments Safeguard the integrity, confidentiality, and availability of company data Help protect critical assets from potential threats About Akuo Energy Akuo Energy develops renewable energy projects and supports a sustainable future. The team values proactive security practices to keep systems and information safe.

Join Talan, a dynamic and innovative consulting firm, as a Cloud Security Consultant. In this pivotal role, you will collaborate with cutting-edge technology and provide expert guidance to ensure robust security measures within cloud environments. Your expertise will help our clients navigate the complexities of cloud security and compliance, ensuring their data remains protected.

Role overview The Security Systems and Network Specialist at OECD plays a key part in safeguarding the organization’s digital infrastructure in Paris. The position centers on maintaining secure networks and systems, with particular attention to data protection and the smooth functioning of operations. Main responsibilities Implement and manage security protocols for digital systems and networks Identify and analyze vulnerabilities within network environments Ensure that systems comply with international security standards Contribute to the protection of sensitive data and support the reliability of OECD operations Location This role is based in Paris.