Site Reliability Engineer (Cloud Infrastructure)

About TripadvisorThe Tripadvisor Group connects individuals to unforgettable experiences, aiming to be the most trusted source for travel and adventures globally. Leveraging our extensive brands and technology, we engage our worldwide audience with partners through rich content, insightful travel guidance, and two-sided marketplaces for experiences, accommodations, restaurants, and various travel categories. Tripadvisor, Inc. (Nasdaq: TRIP) encompasses a diverse portfolio of travel brands, including Tripadvisor, Viator, and TheFork.We are seeking a proactive Cloud Security Engineer II (AWS) to serve as the primary defense for the Tripadvisor Experiences platform. This vital mid-level role integrates proactive security engineering with reactive incident response. You will immerse yourself in our cloud environment, continuously monitoring for threats, addressing security incidents, automating defenses, and collaborating with our engineering teams to enhance platform resilience.Job Location: This is a remote or hybrid position based in Portugal. Occasional travel to company offices may be required.

About the Role iCapital Network is seeking a dedicated Assistant Vice President of Cloud Security Engineering to enhance our Information Security team. In this pivotal role, you will develop and oversee cloud security initiatives, architect innovative security solutions, automate processes, and proactively identify vulnerabilities within iCapital's technology landscape. The ideal candidate is a seasoned professional with a blend of research, design, and implementation skills in security technologies, capable of leading small engineering teams while fostering cross-departmental collaboration. Key Responsibilities Develop and manage comprehensive Cloud Security Programs for AWS, Azure, and GCP, ensuring continuous monitoring and mitigation of vulnerabilities in our cloud infrastructure. Implement solutions to rectify security misconfigurations. Work closely with the DevOps team to innovate processes, adopt best practices, and uphold technology standards. Create automation tools for monitoring and alerting on AWS infrastructure maintenance. Enhance, develop, and rigorously test new cloud infrastructure capabilities for secure functionality. Establish processes and automation for application code security assessments, workflows, and testing in collaboration with development teams. Support the Security Operations Center (SOC) in developing detection and alert mechanisms. Formulate workflows for SaaS security programs. Collaborate with Risk and Governance teams to develop policies, procedures, and standards. Engage with cross-functional teams, including DevOps and Security Engineering, to deliver on security initiatives. Qualifications 5-10 years of experience in cloud environments, with a strong preference for AWS. AWS Certified Solutions Architect or equivalent certifications highly desirable. A commitment to staying updated with the latest trends in cloud security, emerging threats, and evolving technologies. Experience in Infrastructure as Code or systems engineering, as well as scripting proficiency. Exceptional verbal and written communication skills. Fluency in Portuguese and English is essential. Able to influence and engage stakeholders effectively. Proven ability to drive projects to completion. This role is fully remote, although some positions may require in-office attendance based on departmental needs.

Tripadvisor Experiences (Viator) is looking for a Mid-Level DevSecOps Engineer to help secure its AWS-based platform. This role centers on proactive security engineering and hands-on incident response for a large-scale travel experiences marketplace. Role overview The DevSecOps Engineer II will monitor the AWS cloud environment for security threats, respond to incidents, and automate security processes. Collaboration with engineering teams is a key part of the job, working together to strengthen platform security and ensure safe travel experiences for users worldwide. Key responsibilities Monitor AWS infrastructure for security threats and vulnerabilities Respond to security incidents and support investigations Automate security processes to improve detection and response Work closely with engineering teams to embed security best practices Location This is a hybrid position based in Portugal. Occasional travel to the Lisbon office may be required.

SoSafe aspires to be the premier provider of human risk management solutions in Europe. Our award-winning awareness platform drives behavioral change through engaging and effective training and simulations focused on cybersecurity and data protection. With cybercrime costing the global economy over $10 trillion annually and increasing by 15% each year, we invite you to be part of the solution!Your Impact:Design, develop, and manage a robust cloud infrastructure that supports our SaaS offerings, prioritizing security and operational efficiency.Implement and utilize cutting-edge cloud services and solutions, such as serverless architectures, containerization, and orchestration technologies.Work alongside development teams to enhance CI/CD processes, improving deployment strategies and automation.Foster a culture of continuous learning and collaboration with team members and strategic stakeholders.Research and incorporate emerging cloud technologies and tools, contributing to the ongoing enhancement of our cloud environment.

Join GoCardless as a Product Security Engineer and play a pivotal role in enhancing the security and privacy of our innovative payment solutions. In this collaborative position, you will work alongside development teams to establish security requirements, conduct design reviews, and perform vulnerability assessments. Your expertise in securing cloud-native environments will allow you to embed security practices across the engineering process, ensuring robust protection against threats. You will also automate security and privacy processes, contributing to the overall security posture of the organization.

Join our dynamic team as a Cyber Security Engineer at inetum2 in Lisbon. In this role, you'll be responsible for safeguarding our digital assets and ensuring the integrity of our IT infrastructure.We are looking for a proactive individual who is passionate about cybersecurity and dedicated to implementing best practices. You will collaborate with cross-functional teams to identify vulnerabilities and develop effective strategies to mitigate risks.

Join inetum2 as a Senior Cloud Engineer and be part of a dynamic team dedicated to transforming cloud solutions. We are looking for experienced professionals who can design, implement, and manage cloud infrastructure, ensuring optimal performance and security.

About gapstarsgapstars is a premier software development services provider based in the Netherlands, specializing in creating remote and agile teams in Sri Lanka and Portugal for cutting-edge tech companies. With a talented workforce of over 250 TechStars, we transform scalable software into high-performance products that drive the future of technology. Our partners are ambitious tech companies striving to dominate their respective markets.Role OverviewWe are seeking a proactive and experienced Senior Cloud Architect to spearhead the migration of a substantial on-premise platform to AWS. This role demands a practical approach; you will be responsible for designing the migration strategy while actively participating in its execution.The ideal candidate possesses extensive experience with large-scale AWS migrations, a strong background in Java-based environments, and the ability to navigate complex systems confidently. Excellent communication, accountability, and decision-making skills are essential, as you will direct the technical aspects and collaborate closely with various teams throughout the project.You will delve into the on-premise platform to analyze its intricacies and address the migration challenges. Enjoy the freedom and autonomy to showcase your leadership abilities while working alongside a compact, highly skilled team of developers with deep AWS expertise, ensuring the solutions you create make an immediate impact across the platform.

Join inetum2 as a Senior Cloud Systems Engineer and take your career to the next level! In this pivotal role, you will leverage your expertise in cloud technologies to design, implement, and maintain innovative cloud solutions that drive our business forward.As a key member of our engineering team, you will collaborate with cross-functional teams to optimize cloud infrastructure and ensure the highest levels of security and performance. Your contributions will directly impact our clients' success and help shape the future of technology at inetum2.

Position Overview We are in search of a dedicated and technically skilled Associate Security Engineer with a strong emphasis on security technologies. This role is pivotal in supporting and enhancing our enterprise security framework. The successful candidate will collaborate closely with senior engineers and security analysts to implement, maintain, and troubleshoot essential security infrastructure components, including Data Loss Prevention (DLP) solutions, email security platforms, firewalls, VPN solutions, and Cloud Access Security Broker (CASB) tools. Key Responsibilities Assist in the deployment, configuration, and ongoing maintenance of DLP solutions to prevent unauthorized data exfiltration across endpoints, email, and cloud platforms. Support email security tools (e.g., Proofpoint, Mimecast, Microsoft Defender) to safeguard against phishing, spam, and malware attacks. Monitor and manage firewall policies and rule sets across perimeter and internal firewalls (e.g., Palo Alto, Fortinet, Cisco ASA). Maintain and troubleshoot VPN infrastructure (e.g., Cisco AnyConnect, GlobalProtect, OpenVPN) to ensure secure remote access for users. Collaborate on the integration and tuning of CASB solutions (e.g., Netskope, McAfee MVISION, Palo Alto, Microsoft Defender for Cloud Apps) to enforce robust cloud security policies. Participate in incident response and troubleshooting efforts related to security infrastructure. Document configurations, procedures, and troubleshooting steps for knowledge sharing and compliance purposes. Stay abreast of emerging security threats and technologies pertinent to the role.

Your OpportunityJoin Mollie on our mission to simplify payments and financial management for businesses across Europe. We proudly serve over 250,000 businesses, striving to eliminate the financial barriers that stifle innovation and growth. Our vision is for managing money and accepting payments to be a smooth experience for all our merchants.In this hands-on role, you will play a crucial part in safeguarding Mollie's operations by managing security incidents and engaging in various security operations tasks, such as threat hunting, threat intelligence analysis, and automation.You will collaborate with an established SecOps team of mid- to senior-level experts, providing you with ample opportunities to showcase your skills and make a significant impact.

Join Our Team at 1GLOBALAt 1GLOBAL, we are at the forefront of mobile connectivity, providing advanced solutions for enterprises and consumers worldwide. With our cutting-edge telecom platform, including our proprietary global mobile core network and innovative eSIM technology, we deliver seamless communication services across 40 countries.We proudly serve a diverse clientele, including leading banks, global consumer goods giants, and innovative digital businesses. Our robust infrastructure connects over 70 million users and devices, empowering our partners to thrive in the mobile ecosystem.As a rapidly expanding and profitable enterprise, we surpassed US$200 million in revenue in 2025, with profits exceeding US$25 million. Our growth allows us to continually invest in our platform and global reach. Founded in 2022 by seasoned technology entrepreneurs, we are reshaping the telecommunications landscape as a regulated Mobile Virtual Network Operator (MVNO) in 12 nations and as a telecom operator in another 28.With headquarters in the Netherlands and R&D centres in Lisbon, Berlin, and São Paulo, our team of nearly 500 professionals is dedicated to redefining global mobile connectivity through technological excellence and innovation.About the RoleWe are seeking a skilled DevOps Engineer focused on Cloud and On-premises Infrastructure to enhance our Technology Department. In this role, you will design, deploy, and manage our runtime infrastructure, ensuring it remains secure, scalable, and cost-effective. You will be responsible for implementing container orchestration and service mesh architecture, maintaining multi-account AWS Organization setups, and automating processes to reduce manual intervention. Your expertise will also include system monitoring, maintenance, and ensuring optimal performance of our systems and applications.

About the Role iCapital Network is seeking a dynamic Head of Security Engineering to spearhead and enhance our security engineering operations in a regulated financial services environment. This pivotal role merges deep technical expertise, practical operational skills, and effective team leadership to ensure our security architecture, tools, and processes are scalable, robust, and compliant with regulatory standards. In this role, you will oversee a team of security engineers while actively engaging in technical challenges, including leading incident investigations and designing secure architectures. You will collaborate closely with Engineering, DevOps, Infrastructure, and Technology/Development teams to integrate security throughout the software development lifecycle and within cloud infrastructures.

Role Overview inetum2 is seeking a Purple Team Security Engineer focused on SIEM and Detection to join the team in Lisbon. This position connects offensive and defensive security efforts to strengthen the organization's defenses against cyber threats. What You Will Do Work with multiple teams to design and apply security measures. Conduct threat assessments to identify and address vulnerabilities. Enhance incident response processes and capabilities. Location Lisbon

What You'll Do: Join our dynamic Data Infrastructure team as a Senior Site Reliability Engineer (SRE). In this pivotal role, you'll ensure the reliability, availability, and performance of our essential data systems hosted on AWS and GCP. Your expertise in cloud infrastructure, automation, and operational excellence will play a key role in supporting our product for a diverse global clientele. As a Senior Site Reliability Engineer, your responsibilities will include: Designing, implementing, and maintaining robust and reliable data infrastructure services, encompassing SQL, NoSQL, Kafka, and Spark-based data layers. You will define and monitor Service Level Objectives (SLOs) and Service Level Agreements (SLAs). Participating in an on-call rotation to swiftly address incidents and ensure quick resolution of production issues. Conducting thorough post-incident reviews to pinpoint root causes and implement preventative measures. Managing and automating cloud infrastructure using Terraform and Helm, following GitOps principles. Implementing and sustaining comprehensive monitoring, logging, and tracing solutions to proactively identify and resolve performance and reliability issues. Monitoring and managing data infrastructure capacity, planning for future growth, and optimizing performance through tuning and automation. Developing and maintaining automation scripts and tools to streamline operational tasks, enhance efficiency, and minimize manual effort. Ensuring the security and compliance of data infrastructure services by implementing best practices for access control, data protection, and vulnerability management. Collaborating with development and data engineering teams to facilitate smooth deployments and operational support while maintaining thorough documentation of infrastructure configurations, processes, and procedures. Managing and maintaining distributed databases within a Kubernetes environment. Our Tech Stack: Cloud-Based Infrastructure: Fully cloud-based with a Kubernetes-focused tech stack. Compute workloads operate in Kubernetes clusters across multiple regions. Infrastructure Management: Extensive use of Terraform and Helm, adhering to GitOps paradigms for managing cloud infrastructure and Kubernetes applications. Core Technologies: Significant utilization of Kafka, distributed PostgreSQL and Cassandra QL, Elasticsearch, and Databricks/Spark. Development of inter-cloud failover options to support multi-cloud strategies. Diverse Applications: Teams develop and deploy containerized applications for low-latency APIs, machine learning models, and data processing pipelines.

The Platform Infrastructure team at iCapital Network plays a crucial role in designing, standardizing, and advancing the foundational infrastructure that drives our global technology stack. In your position as Vice President of Platform Infrastructure Architecture, you will act as a key senior architect, shaping and refining the technical standards that support our Kubernetes platforms, cloud networking solutions, edge services, and API access methodologies.This role prioritizes architectural design while also involving hands-on tasks to validate designs through reference implementations and proof-of-concept projects. You will collaborate closely with Platform Infrastructure engineers and application teams to guarantee that platform capabilities are scalable, secure, and consistent across various regions, all while ensuring operational practicality.

About Air AppsAt Air Apps, we are driven by a vision to innovate and accelerate. Founded in Lisbon, Portugal in 2018, we are on a mission to revolutionize personal and entrepreneurial planning with our groundbreaking AI-powered Personal & Entrepreneurial Resource Planner (PRP). With over 100 million downloads globally, our self-funded journey has expanded our footprint to San Francisco while maintaining our commitment to pushing the limits of AI technology.We challenge the norm daily, striving to create AI-driven solutions that have a meaningful impact on people's lives. Join our team where your creativity will shape products that empower individuals worldwide.Be part of our mission to redefine resource management and transform lives.The RoleAs a Security Engineer at Air Apps, you will play a crucial role in protecting our applications, infrastructure, and data from potential threats and vulnerabilities. You will collaborate closely with development, DevOps, and IT teams to establish secure coding practices, conduct vulnerability assessments, and develop threat models to ensure our systems are fortified against cyber threats.Your expertise will be essential in building and maintaining a secure development lifecycle (SDLC), security monitoring frameworks, and proactive risk mitigation strategies.ResponsibilitiesCreate and implement threat modeling strategies to identify security vulnerabilities across applications and infrastructure.Perform vulnerability scanning, penetration testing, and security assessments to uncover weaknesses.Collaborate with development teams to establish and enforce secure coding standards.Partner with DevOps to integrate security measures into CI/CD pipelines and automate security testing.Monitor and address security incidents, conducting root cause analyses and implementing preventive strategies.Ensure adherence to security regulations and standards such as ISO 27001, GDPR, and SOC 2.Design and implement identity and access management (IAM) policies, encryption protocols, and authentication processes.Work with product teams to perform security evaluations of features, APIs, and third-party integrations.

Role Overview inetum2 is looking for an Azure Administrator focused on Modern Workplace & Security to join the team in Lisbon. This role centers on managing Azure environments and supporting clients as they strengthen operational efficiency and security. What You Will Do Administer and optimize Azure services for client environments Maintain strong security and compliance standards across Azure platforms Support clients by improving operational processes and safeguarding data Impact Work directly with clients to help them achieve their goals and maintain secure, reliable systems. Your expertise will play a key part in client satisfaction and ongoing success.

inetum2 seeks a Cloud Architect based in Lisbon to design and implement cloud strategies for a range of clients. This position centers on helping organizations transition to cloud platforms and building solutions that align with their business objectives. Key responsibilities Create cloud strategies tailored to each client's requirements Develop and deploy cloud-based solutions Guide clients through the process of moving to cloud environments Encourage efficiency and foster innovation throughout project delivery Location This role is based in Lisbon.