Jobs at Caristo Diagnostics (Now Hiring) — 2 open

A fantastic opportunity has become available for a IT Support Engineer to join Caristo Diagnostics rapidly growing team. Based in Stamford, CT, you will work in our global operations team with colleagues in both U.S. and UK.

About Caristo Diagnostics
Caristo Diagnostics is a global leader in AI-powered technologies for cardiovascular disease, founded as a spin-out from the University of Oxford. Its award-winning technology helps detect hidden heart disease and identify people at risk of a heart attack before symptoms appear. Working with leading hospitals, research institutions, and pharmaceutical partners, Caristo aims to save lives through early detection and personalized prevention. The company was named a 2026 Technology Pioneer by the World Economic Forum in June 2026. Learn more at www.caristo.com or follow Caristo on LinkedIn, YouTube, and X.

About the CaRi-Heart® Technology

Named first of “7 Technologies That Could Change Heart Healthcare Forevermore” by the Robb Report, the CaRi-Heart® technology is Caristo’s flagship offering which uncovers hidden coronary inflammation, a key driver of cardiovascular disease, on routine Coronary Computed Tomography Angiography (CCTA).

The technology is regulatory-approved for commercial use in Europe and Australia, and is currently being piloted in several NHS sites. The CaRi-Heart Technology is also a receipt of the NHS AI award, and has been recognised by the British Heart Foundation as a game-changing innovation for preventing cardiovascular disease. Multiple patents underpinning CaRi-Heart technologies have been granted in major jurisdictions around the world. In addition, exceptional validation results showing CaRi-Heart’s ability to aid the prediction of heart attacks have been published in leading medical journals including the Lancet, JACC, European Heart Journal, and Cardiovascular Research.

About the Role

Overview

This is an entry-level role based at our Stamford, Connecticut office, supporting approximately 60 colleagues across multiple business functions in both Stamford, CT and Oxford, UK. Working closely with the Senior IT Support Engineer, you will provide day-to-day technical support, help maintain Caristo’s hardware and software environments, and contribute to process improvements and clear, reliable IT procedures as the company continues to grow.

The ideal candidate will:

• Be motivated at the thought of working in an innovative healthcare start-up with a strong collaborative research and operations culture, helping to build a global business that will have material impact on the health and wellbeing of potentially millions of people.
• Share the company values of pushing the boundaries, taking ownership, caring for each other and acting with candour and professionalism.

Job Title: IT Support Engineer
Department: Operations; Reporting to Head of Data Operations & IT
Location: Stamford, Connecticut
Responsibilities:
Key responsibilities include:
• Service Desk Support – Provide responsive first-line IT support to staff across the Stamford and Oxford offices, logging, prioritizing, troubleshooting and resolving incidents and service requests in a professional and customer-focused manner.
• End-User Device Support – Support the set-up, deployment and maintenance of laptops, desktops, peripherals and mobile devices across Windows, macOS and Linux environments.
• Software and Account Administration – Assist with installing, configuring and supporting business applications, user accounts, access permissions and productivity tools, escalating where appropriate.
• Infrastructure Monitoring and Support – Help monitor and maintain cloud, virtualized and remote working environments, including Windows 365 and related endpoint, network and server services.
• Documentation and Process Improvement – Maintain accurate IT documentation, contribute to standard operating procedures and identify opportunities to improve support processes, service quality and operational resilience.
Operational Continuity – Work with the Senior IT Support Engineer and wider operations team to minimize disruption, support onboarding and offboarding activity, and ensure IT services meet the needs of a growing global business.

Skills & Experience Required:
Essential
• Relevant qualification, certification or equivalent practical experience in IT support, computer science or a related technical discipline.
• Genuine interest in developing a career in IT support within a fast-paced healthcare technology environment.
• Sound working knowledge of desktop operating systems, including Windows and macOS; familiarity with Linux is advantageous.
• Ability to troubleshoot common hardware, software, connectivity, account access and peripheral issues.
• Basic understanding of networking concepts, endpoint management, cloud services and information security good practice.
• Confident written and verbal communication skills, with the ability to explain technical issues clearly to non-technical users.

Desirable
• Experience with Microsoft 365, Windows 365, Azure or other cloud-based productivity and device management platforms.
• Familiarity with IT service desk tools, ticket management processes and ITIL-style incident or request handling.
• Exposure to onboarding and offboarding processes, access management, asset tracking and maintaining IT documentation.
• Basic knowledge of cybersecurity principles, endpoint protection, patching and secure handling of business data.
• Previous experience supporting users in a start-up, healthcare, regulated or multi-site environment.

Essential Soft Skills
• Strong analytical thinking and a practical, solutions-focused approach to problem solving.
• High attention to detail, with the ability to follow procedures accurately and maintain reliable records.
• Good organizational skills, with the ability to prioritize tasks, manage time effectively and respond calmly to competing requests.
• Clear written and verbal communication skills, including the ability to explain technical issues in a helpful and accessible way.
• Collaborative, adaptable and customer-focused, with a professional approach to supporting colleagues across different teams and locations.

Benefits:
• Competitive salary
• 10 holidays per year plus bank holidays
• Enhanced retirement contribution
• Private medical insurance
• Life insurance
• Additional benefits for long-service

Why join Caristo:
• Be part of a global medical technology company transforming cardiac care through AI and imaging innovation.
• Join a dynamic and growing team, with opportunities for personal and professional growth.
• Work in a collaborative, mission-driven environment that values integrity, innovation, quality, and impact, and which supports personal growth.
• Share the company values of pushing the boundaries, taking ownership, caring for each other, and being candid and professional.

Caristo Diagnostics is committed to diversity and inclusion, and encourages applications from all qualified candidates, including those making a step up in their career. If you are passionate about making a difference in the world of medical imaging and meet the above criteria, we would love to hear from you.

Applicants should request our Candidate Privacy Notice for information as to how we will handle your personal data.