Proto is accelerating the world's transition to an open economy with products that increase access and independence for everyone. We're building Bitkey, a simple and safe self-custody bitcoin wallet that will put customers in control, as well as hardware and software that will help decentralize bitcoin mining and enable new and innovative use cases for bitcoin mining. We're developing these products in the open - you can read more about them at bitkey.build and mining.build . Within Proto, our Bitcoin Products team delivers the product and go-to-market strategy, software, firmware, and custom silicon needed to make Bitkey and our ambitious mining initiatives a reality. Come build the future of money with us! The Role Engineering, Conception & Facility Planning - Help lead and coordinate engineering and conceptual planning for new mining facility deployments - from initial site evaluation through infrastructure design, electrical architecture, and layout planning. - Review and interpret single-line diagrams, site plans, and electrical schematics; identify gaps, risks, and remediation requirements before capital is committed. - Conduct on-site audits of prospective and active mining facilities, evaluating electrical infrastructure, cooling systems (immersion and air-cooled), network connectivity, security systems, and environmental conditions. - Produce detailed audit reports including findings, photos, measurements, go/no-go recommendations, and remediation roadmaps. - Evaluate site-level electrical capacity; coordinate with facility operators on power availability, redundancy, and distribution architecture. - Identify and flag risks related to power quality, grid interconnection, transformer sizing, and facility limitations before they become operational problems. Hardware Deployment & Commissioning - Lead end-to-end deployment of Proto Rig hardware at and partner sites - from logistics and staging through racking, powering, networking, commissioning, and energization. - Manage commissioning and energization activities, ensuring hardware is racked, powered, networked, and hashing on schedule. - Establish and enforce post-deployment validation protocols: firmware verification, hashrate benchmarking, uptime monitoring, and performance validation against manufacturer specifications. - Support the Proto Operations team on warranty and RMA processes; serve as the primary escalation point for field hardware issues. - Support planning for site expansions, phased rollouts, and load balancing across the deployment portfolio. Fleet Operations & Real-Time Bitcoin Economics - Oversee live fleet operations across all active Proto deployments in close coordination with finance - monitoring hashrate, uptime, efficiency, and fleet health in real time. - Drive operational efficiency with a shared focus on minimizing cost-per-coin-mined - optimizing power pricing, fleet performance, and overhead costs across all active sites. - Coordinate and execute curtailment decisions tied to real-time power market dynamics, hashprice fluctuations, and network difficulty adjustments. - Integrate Bitcoin mining economics - hashprice, network hashrate, block reward halvings, and transaction fee dynamics - into operational decision-making, deployment timing, and capacity planning. - Maintain fleet management tooling stack; oversee monitoring, alerting, and performance reporting across all deployed hardware - Diagnose and resolve hardware and firmware issues in the field; escalate bugs and coordinate fix validation with Proto's engineering team. - Produce regular fleet performance reporting for Proto and Block leadership, including uptime, hashrate efficiency, power utilization, and economic performance per site via Fleet - Energy Strategy & Infrastructure Management - Identify, evaluate, and secure reliable, low-cost power sources for new and existing deployments - including renewable energy, behind-the-meter, and curtailment-based opportunities. - Manage energy procurement strategy across power markets, optimizing for blended power cost, grid stability, and long-term availability. - Oversee infrastructure that maintains equipment performance and thermal stability across immersion-cooled and air-cooled environments. - Monitor and respond to power market signals to protect fleet economics, including demand response participation and real-time load management. Strategic Growth & Partnerships - Identify and evaluate new mining site opportunities - assessing power availability, infrastructure readiness, jurisdiction risk, and economics. - Lead site pipeline development from initial prospecting through audit, negotiation, and deployment readiness. - Form and manage strategic partnerships with hosting providers, facility operators, and infrastructure partners to support fleet expansion. - Develop fleet expansion plans aligned with Bitcoin market cycles, hashprice trends, and Proto's hardware roadmap. - Provide operational input into Proto's hardware product development - translating field experience into actionable feedback for engineering and product teams. Risk Management & Market Cycle Strategy - Work with Finance and Develop and maintain operational risk frameworks covering mining volatility, hashprice downturns, hardware deployment timing, and power market disruptions. - Define and execute fleet management strategies for adverse conditions - including low hashprice environments, post-halving margin compression, and demand response events. - Manage hardware deployment timing against Bitcoin market cycles, network difficulty trends, and halving schedules to protect capital efficiency. - Maintain contingency plans for site-level power disruptions, hardware failures, and logistics delays that could impact fleet uptime. Compliance, Safety & Regulatory Oversight - Ensure all Proto deployments adhere to applicable safety standards, electrical codes, and environmental regulations across all operating jurisdictions. - Manage regulatory compliance related to high-energy-consumption operations, including environmental reporting and utility interconnection requirements. - Enforce site-level safety protocols for field operations personnel, contractors, and subcontractors working on Proto deployments. - Stay current on regulatory developments affecting Bitcoin mining operations, including energy policy, zoning, and environmental requirements. Vendor, Contractor & OEM Management - Serve as Proto's senior on-site representative across all deployments, coordinating third-party electrical contractors, facility operators, and logistics vendors. - Oversee subcontractor quality, manage site-level issues in real time, and enforce Proto's operational standards across all engagements. - Manage hosted client relationships and facility operator partnerships; ensure Proto hardware performs to SLA commitments. Team Building & Organizational Leadership - Build Proto's mining operations function from scratch - design the organizational structure, define roles, recruit field ops personnel, and establish the playbooks and standards the team executes against. - Build and manage an external operations team; train and direct field ops personnel to execute deployments and site operations independently. - Own the transition from founder-led ops to a scalable, repeatable function capable of supporting multi-site, multi-jurisdiction deployments. - Support cross-functional planning between operations, strategy, and finance to align deployment activity with business objectives and Bitcoin market conditions. We're working to build a more inclusive economy where our customers have equal access to opportunity, and we strive to live by these same values in building our workplace. Block is an equal opportunity employer evaluating all employees and job applicants without regard to identity or any legally protected class. We also consider qualified applicants with criminal histories for employment on our team, and always assess candidates on an individualized basis. We believe in being fair, and are committed to an inclusive interview experience, including providing reasonable accommodations throughout the recruitment process. If you require an accommodation, let your recruiter know. Want to learn more about what we're doing to build an inclusive workplace? Check out our Inclusion & Diversity page . Block takes a market-based approach to pay, and pay may vary depending on your location. Canada locations are categorized into one of two zones based on a cost of labor index for that geographic area. The successful candidate's starting pay will be determined based on job-related skills, experience, qualifications, work location, and market conditions. These ranges may be modified in the future. Zone A: $234,000 - $351,000 CAD Zone B: $234,000 - $351,000 CAD Application Guidelines Candidates may submit up to 9 active applications within a 60-day period. Reapplications to the same role are accepted 90 days after a previous application has been reviewed. Use of AI in Our Hiring Process We may use automated AI tools to evaluate job applications for efficiency and consistency. These tools comply with local regulations, including bias audits, and we handle all personal data in accordance with state and local privacy laws. Contact us here with hiring practice or data usage questions. Every benefit we offer is designed with one goal: empowering you to do the best work of your career while building the life you want. Remote work, medical insurance, flexible time off, retirement savings plans, and modern family planning are just some of our offering. Check out our other benefits at Block. Block, Inc. (NYSE: XYZ) builds technology to increase access to the global economy. Each of our brands unlocks different aspects of the economy for more people. Square makes commerce and financial services accessible to sellers. Cash App is the easy way to spend, send, and store money. Afterpay is transforming the way customers manage their spending over time. TIDAL is a music platform that empowers artists to thrive as entrepreneurs. Bitkey is a simple self-custody wallet built for bitcoin. Proto is a suite of bitcoin mining products and services. Together, we're helping build a financial system that is open to everyone.

Clinical Data Manager Job Category: Clinical Data Management Requisition Number: CLINI002640 - Full-Time - Locations Markham, ON L3R0B8, CAN Remote Canada To drive continued success in this exciting clinical research field, we are seeking committed, skilled, and customer-focused individuals to join our winning team as Clinical Data Managers for our Toronto/Markham, Ontario, Canada on-site location, or remotely from a home-based office anywhere in Canada in accordance with our Work from Home policy. Key Accountabilities: - Plan, manage, control, and perform data processing and management activities for assigned projects. These tasks are performed in a timely and accurate manner and in compliance with trial Sponsors’ requirements. - Lead assigned data processing and management projects by applying project management skills, data processing, and management techniques. Manage timelines and coordinate activities for assigned projects. - Specify database validation checks for assigned studies. Lead efforts in developing and maintaining standard database validation checks for common modules as well as for therapeutic/drug area specific modules. - Define and monitor clinical trial dataflow and quality control (QC) processes in accordance to corporate Standard Operating Procedures (SOPs), Good Working Practices, and unit guidelines. Perform clinical trial site monitors’ training on dataflow and QC processes. - Design and review patient Case Report Forms (CRFs) and database schema. Test data capture/entry screens. - Accurately and efficiently validate electronically captured data. Write clear queries on missing data and data points failing pre-defined range checks and/or logical checks. Lead efforts in building a standard query library for common database modules, as well as for therapeutic/drug area specific modules. - Perform QC procedures on assigned database during the trial and additional database closure checks at the end of the study. - Train and supervise Data Entry personnel and junior data management personnel on study procedures, study specific handling, and management of trial data. - Validate and distribute study progress status reports to internal and external study team members. - Assist in resolving data coding discrepancies resulting from the coding of medical events, treatment procedures, and medications. - Maintain and prepare for final archival of data management documentation relevant to the assigned clinical trials and assist the corporate archivist in assembling and archiving clinical trial data and study documentation. - Cooperate with and assist, when required, data management quality assurance (QA) personnel in performing QA procedures on trial CRFs, database schema, and databases for assigned studies. Qualifications and Experience: - A Bachelors’ degree in health and/or pharmaceutical sciences, physical/biological, or chemistry fields with at least 2 years experience in clinical trial data capture and management, or a Master’s or Ph.D degree in these fields with at least 1 year relevant experience. - In-depth understanding of clinical trial data management concepts, processes and procedures, relevant issues related to or impacting clinical data management, as well as pharmaceutical clinical trial regulations, industry guidance, conventions and standards. - Strong leadership in clinical data management activities and a desire to excel in leading data management projects. Benefits & Compensation: We offer a robust benefits package to support your health, well-being, and growth, including medical, dental, and vision coverage, life & AD&D insurance, short- and long-term disability, tuition reimbursement, fitness reimbursement, employee assistance program (EAP), a pension plan, generous paid time off and sick leave, and the opportunity to earn a performance based bonus. Estimated Salary Range: $60,000 - $90,000. #LI-Remote

Senior Clinical Data Manager Job Category: Clinical Data Management Requisition Number: SENIO002639 Full-Time Locations Bridgewater, NJ 08807, USA Remote United States Job Details Description To drive continued success in this exciting clinical research field, we are seeking committed, skilled, and customer-focused individuals to join our winning team as Senior Clinical Data Managers for our Bridgewater, New Jersey, USA on-site location, or remotely from a home-based office anywhere in the USA in accordance with our Work from Home policy. Key Accountabilities: Lead Data Management Activities, Perform Training and Client Relationship Management - Develop and maintain Data Management Project Plan (Plan). Document deviations from the Plan, log and report issues, and follow up on their resolutions. - Is the primary contact person for day to day data management activities, and is the person ultimately responsible for all data management deliverables for assigned projects. - Is the primary contact person for communication and discussion of topics related to data management timelines and deliverables; request for out of scope tasks; first line contact for technical or procedural issues. - Is responsible for planning and implementing data management timelines and deliverables; and is responsible for providing database and data management activities status reports; contributes to the overall project planning, progress tracking and reporting. - Assist with study-level resource planning and management, including the review of team members’ timesheet reports. - Assist in performing client relationship management activities. Participate in project bid defense meeting when required. - Perform training on electronic data capture (EDC) system, dataflow and quality control processes to clinical trial personnel. - Provide training to new data management personnel on data management processes and procedures. Perform QC review of work performed by less experienced data management personnel. - Assist in generation of project Work Orders and Amendments. - Assist in management of dataflow from and performance of Third Party Vendors (Non-CRF data vendors). - Participate in project kick off meeting, investigators meeting, and regular project management team meeting. - Provide support to client audits and regulatory inspections. Follow up on audit findings. - Create and maintain clinical trial Data Management Study Binders. Perform Hands-on Data Management Activities - Design and review case report forms (CRFs/eCRFs). Develop and review Case Report Form Completion Instructions. Generate and review annotated Case Report Forms. - Design and review Clinical Trial Source Document templates and completion instructions when required. - Develop and maintain data validation specifications. - Develop and maintain Data Management Plan (DMP). Document deviations from the DMP. - Participate in the database design process. Participate in EDC User Acceptance Testing (UAT). - Manage the process of database modifications (after go-live) due to protocol amendments or study needs. - Develop and maintain Data Quality Review Plan (DQRP). Coordinate with programmers to complete the programming and validation of the listings and summary tables as specified in the DQRP. - Perform Third Party non-CRF data management activities. - Review data, issue and resolve queries. Assist Investigative Site personnel with resolving queries. - Perform Serious Adverse Event reconciliation. - Assist in resolving medical coding discrepancies resulting from coding of medical history, adverse events, procedures and medicinal products. - Cooperate and assist the Quality Assurance Department with quality control audits on assigned databases. - Perform database soft-lock and hard lock activities. - Maintain and prepare final archival of data management documentation relevant to the assigned clinical trials, and assist the corporate archivist in assembling and archiving such documentation. Qualifications and Experience: - A Bachelors’ or Master’s degree in health and/or pharmaceutical sciences, physical/biological, or chemistry fields. - At least 5 years of experience in pharmaceutical clinical trial data management or at least 2 year of experience as a Clinical Data Manager II, with demonstrated knowledge, experience and ability to perform to meet high quality standards and high level of customer satisfaction. - Demonstrated an in-depth understanding of clinical trial data management concepts, processes and procedures, relevant issues related to or impacting clinical data management, as well as pharmaceutical clinical trial regulations, industry guidance, conventions and standards - Demonstrated a strong leadership in clinical data management activities and a desire to excel in leading data management projects. Benefits & Compensation: We offer a robust benefits package to support your health, well-being, and growth, including medical, dental, and vision coverage, life & AD&D insurance, short- and long-term disability, tuition reimbursement, fitness reimbursement, employee assistance program (EAP), a 401(k) retirement / pension plan, generous paid time off and sick leave, and the opportunity to earn a performance based bonus. Estimated Salary Range: $90,000 - $130,000.

Assess and implement personalized care plans for members, coordinate with healthcare providers, monitor progress towards goals, and educate members and families on available services to ensure high-quality care outcomes.