Customer Support Intern (Application Performance)

Location: Hybrid, Manchester

Employment Type: Internship (Full-Time)

Program Duration: July 6, 2026 to September 11, 2026

Summary

OneStream is seeking motivated candidates for its 2026 internship program. Interns will gain hands-on experience, collaborate with professionals, and work on impactful projects in a fast-paced environment. Our internship is intended for rising seniors and graduate students enrolled in a degree-seeking program, with graduation expected after the internship program concludes. If you're eager to learn and ready to take the next step in your career, we’d love to hear from you.

As a Customer Support Intern in our Performance Pillar, you’ll focus on supporting OneStream’s customers performance by helping our customers maintain optimal system efficiency. This role is ideal for candidates interested in learning about SaaS cloud performance, customer support operations, and diagnostic tools in a high-growth tech environment.

This Internship requires the successful individual to live within easy commutable distance to our Manchester office in the City Centre.

Why Join Us?

OneStream is seeking motivated interns for Summer 2026, ready to launch their careers with hands-on experience in a dynamic environment. As an intern, you’ll work on impactful projects that enhance our support services, collaborate with seasoned professionals, and gain valuable insights into the financial software industry. This role is ideal for candidates eager to learn, embrace challenges, and contribute to our mission. If you’re ready to build essential skills, make meaningful contributions and be part of an innovative team, we’d love to hear from you!

• Gain real-world experience in a global financial software company.
• Mentorship from experienced professionals in customer support and application performance.
• Enhance your skills in customer communication, problem-solving, and application troubleshooting.
• Opportunity to work with advanced tools and technologies in cloud performance management.
• Opportunity to build a foundation for a future career in technical support and customer service.

Join us this summer to make an impact in a global software company and develop valuable skills in application performance and customer support!

Primary Duties and Responsibilities

• Develop expertise in the OneStream platform with a focus on application performance.
• Use ServiceNow to track and manage customer support cases.
• Work with tools such as Curate (AI), Dynatrace and Azure to identify and troubleshoot customer application performance issues.
• Learn how to effectively support, engage, and communicate with OneStream customers through support cases.
• Assist with troubleshooting SQL queries to diagnose performance issues.
• Collaborate with customers to resolve support cases related to application performance.
• Author knowledge base articles focused on application performance best practices and troubleshooting tips.
• Submit customer environment resize requests to optimize performance.
• Support management with strategic projects related to customer support and performance optimization.
• Update/review Confluence documentation for any procedural changes.
• Submit bug reports to the OneStream Product Development Team.

Primary Duties and Responsibilities

• Learn the essentials of Microsoft Azure and support process.
• Gain hands-on experience working with customers, troubleshooting issues, and developing effective communication skills.
• Support the team in handling challenging and urgent cases, contributing to timely and effective solutions.
• Assist in enhancing our knowledge base and organizing case categories to streamline data collection and reporting.
• Participate in a special intern project to explore an area for improvement within the Customer Support team.

Required Education

• In pursuit of a bachelor’s degree or master’s degree.

Preferred Education and Experience

• Studying towards a degree in Information Technology (Computer Science, Computing or Information Systems).
• Undergraduate students preferred (graduating between Winter 2026 and Spring 2027).
• Previous internship experience is nice to have but not necessarily required.

Knowledge, Skills, and Abilities

• Familiarity with Microsoft Office Suite (Word, Excel, PowerPoint); some exposure to SQL is a plus.
• Strong communication skills.
• Attention to detail.
• A team-oriented mindset.
• Eagerness to learn.

Travel

• 1 day a week in the Manchester office (Thursday), the rest of the time is remote, home based.

Who We Are

OneStream is how today’s Finance teams can go beyond just reporting on the past and Take Finance Further™ by steering the business to the future. It’s the only enterprise finance platform that unifies financial and operational data, embeds AI for better decisions and productivity, and empowers the CFO to become a critical driver of business strategy and execution. Our vision is to be the operating system for modern finance, digitizing core financial functions and empowering the CFO to become a critical driver of business strategy. To learn more visit www.onestream.com.

Why Join The OneStream Team

• Transparency around corporate structure, salary, and benefits
• Core value of customer success
• Variety of project work (not industry-specific)
• Strong culture and camaraderie
• Multiple training opportunities

All candidates must be legally authorized to work for any company in the country where this position is located without sponsorship.

OneStream is an Equal Opportunity Employer.

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