Role Description The Tide Security Engineering team is made up of three core areas: Product Security, Identity, Threat Detection & Response. - Product Security: Consists of application and cloud security experts focused on protecting products through secure design reviews, threat modelling, and penetration testing. - Threat Detection & Response: Focuses on building a robust detection and automation platform, proactively defending against threats, and improving security posture. - Identity: Manages Tide's staff identity platform, ensuring secure access to systems using strategies like zero trust and multi-factor authentication. Collaboration is key across these areas, with shared communication channels and joint standups. - Support the development and implementation of a strategic vision for threat detection. - Hands-on experience with SIEM systems, including creating custom log-parsers and configuring alert rules. - Create security automations to streamline tasks, such as data enrichment and phishing email removal. - Continuously hunt for sophisticated threats across infrastructure. - Collaborate with cross-functional teams to develop business-specific threat detection rules. - Ensure quality of detections and uptime of the detection ecosystem through test-driven development. - Identify opportunities to enhance internal tools for threat detection processes. - Lead complex incident investigations across security, IT, and engineering teams. - Support as part of the wider security incident response on-call rota. Qualifications - Strong knowledge of one of the following: Splunk, Scanner, Sentinel, SecOps. - Strong understanding of modern attack and defense techniques for Cloud (AWS, GCP), SaaS, and desktop environments. - Passion for sharing knowledge with colleagues. - Hands-on attitude with the ability to drive solutions to completion. - Strong experience in security automation, including scripting and automated workflows. - Excellent spoken and written communication skills. - Experience with writing automation and scripts; bonus points for showcasing work. Benefits - Remote first work environment. - 25 days of paid annual leave. - 3 additional days for volunteering and learning. - Private Health Insurance. - Mental Health Support Platform. - FitPass. - Family and Friendly Leave (according to statutory). - Personal L&D budget. - Share options. Company Description - Available for UK, Indian, German, and French SMEs. - Over 2 million members: 900,000 in the UK and 1,100,000 in India. - Over $300 million raised in funding. - Over 2,800 Tideans globally. - Recognized with Great Place to Work certification three years in a row. - Offices in Central London, Sofia, Serbia, Romania, Lithuania, Hyderabad, Gurugram, New Delhi, Berlin, Paris, and Luxembourg.

Role Description Graphcore is seeking a Principal Engineer, Power Engineering to aid in defining the architecture of the power delivery components from grid to chip. You will work closely with multiple cross-functional teams, including hardware engineers, firmware developers, and data center operations, to ensure the infrastructure we build meets customer requirements as well as attaining standards of performance, reliability, and scalability. This role will be based in Austin or San Jose and could potentially be performed onsite or remotely within the US. - Provide thought leadership, planning, and design for power delivery from data center power drop through delivery to systems & chips. - Establish power roadmap. Work with vendors to ensure their planned future technologies are pulled into our system engineering roadmap AND ensure that our (system engineering) required technological innovation is being driven into their (power vendor) roadmap. Work to improve reliability and efficiency of power engineering component over time. - Rack-level power components. Competency with specification of hardware and firmware for rack-level power shelves. Competency with design for resiliency. - Set power policies in the data center for: power buffer/oversubscription, scheduling of jobs based on power, and monitoring (power quality faults) / accommodation faults. Resolve telemetry and data needed to support power policy algorithms. - Ensure robustness of IT power in the presence of grid disturbances and make sure that IT power loads are compatible with grid power requirements (“good grid power citizen”). - Board and system-level power regulation components. Understand and able to apply current VRM, TLDR, and POL technologies. Help to develop new technologies to increase efficiency. Understand manufacturing capabilities and limitations of new technology. - Provide guidance to the power equipment manufacturers, ODM and engineering teams on the required testing and validation procedures for power hardware and firmware components. - Develop and test hardware prototypes as needed to support the exploration and validation of new concepts in power delivery. - Tackle and resolve sophisticated power hardware and firmware issues as needed. - Ensure compliance with industry standards and regulations. Qualifications - Bachelor’s or Master’s or PhD degree in Electrical Engineering with a specialized knowledge of Power Engineering. - Demonstrated ability in power system and delivery architecture, design, and development. - Experience with rack-level hardware design, including servers, storage, networking, and power distribution. - Proficiency in power hardware and firmware development and debugging. - Excellent problem-solving and analytical skills. - Strong communication and teamwork skills. - Ability to work in a fast-paced, multifaceted environment. Requirements - Familiarity with new technologies in AI and data center infrastructure. - Comfortable meeting with and engaging directly with customers (internal and external) during requirements gathering and solution development. Benefits - In addition to a competitive salary, Graphcore offers a competitive benefits package. - We welcome people of different backgrounds and experiences; we’re committed to building an inclusive work environment that makes Graphcore a great home for everyone. - We offer an equal opportunity process and understand that there are visible and invisible differences in all of us. - We can provide a flexible approach to interview and encourage you to chat to us if you require any reasonable adjustments.

• Prepare and review designs for static equipment (pressure vessels, tanks, heat exchangers, columns, filters, among others); • Develop designs for dynamic equipment (pumps, compressors, turbomachinery, fans, etc.); • Prepare data sheets, technical specifications and material requisitions for equipment procurement; • Coordinate the interface with suppliers and perform technical evaluation of proposals; • Ensure project compliance with Petrobras technical standards and applicable international codes (ASME, API, TEMA, ISO, among others).

Role Description As a Senior Product Support Engineer , you will own complex technical escalations across one of our core product verticals, either non-integrated products or integrations, depending on your profile. You are the connection point between Customer Operations and Engineering, the person who figures out what is actually wrong and either fixes it or gets it to the right team. You have minimal direct customer contact, but every resolution you own directly shapes their experience. What you will do - Lead the investigation and resolution of complex product escalations, driving them to a conclusion or escalating with a clear root cause. - Monitor product data health proactively, identifying and resolving accuracy issues before they surface to customers. - Mentor team members on technical approach and share knowledge across the team. - Own technical documentation in Confluence that enables Customer Operations to solve more independently. - Work closely with Engineering and Product teams to align on root causes and prioritize fixes. - Spot patterns in recurring issues and propose structural fixes that reduce future volume. - Contribute to the team's automation and AI tooling layer, building workflows that make the whole team more effective. Qualifications - 3+ years of proven experience in a product support or engineering role. - Able to read, debug, and work with Python and SQL using AI tools. - Comfortable working with AI-assisted workflows (Claude Code or equivalent). - Hands-on experience with support and documentation tools like Jira and Confluence. - Exceptional troubleshooting skills and analytical thinking, comfortable working across unfamiliar systems and products. - Clear and effective communication, capable of translating technical details for both technical and customer-facing audiences. - You take ownership of escalations without waiting to be told, and you know when to pull others in. - You care more about getting to the root cause than closing the ticket. - Fluency in English, both written and spoken. Requirements - Experience writing Python, beyond reading and debugging. - Experience building or maintaining AI-assisted workflows or automations in a support or engineering context. - Experience with JavaScript. - Advanced experience with Jira and Confluence, such as creating automation rules or custom reporting. - Familiarity with Looker for reporting and data insights. - Familiarity with the hospitality industry or hotel technology landscape. - Understanding of hotel related data or PMS systems. Benefits - Flexible working environment: Work from home or at one of our global offices. - Flexible time off: Autonomy to manage your work-life balance. - Alan Healthy benefits: 160€/month for food or nursery. - Payflow App: Access your earned salary in advance at no cost to you. - Flexible retribution: Optional benefits through tax-free payroll deductions for food, transportation and/or nursery. - Wellbeing support: Subsidized up to 80% ClassPass subscription. - Comprehensive health insurance: 100% Alan coverage for you, your spouse, and dependents. - Collaborative team: High-bar, friendly, creative, and passionate colleagues. - Career development: Workshops, frameworks, tools, training, and processes to realize your full potential. - Impactful work: Shape products relied on by 85,000+ users worldwide. - Competitive compensation: Proactively maintained to value your work. - Referral bonuses: Earn rewards for bringing in new talent.