Business Consulting - Operations & Performance Intern - Summer 2026

Grant Thornton’s Advisory professionals help companies stay ahead of the game with bold thinking, big ideas, and progressive strategies. Our Business Consulting practice applies our deep experience to challenge the status quo and accelerate our client’s growth trajectory. We establish long term trusted relationships with our clients to enable their success through top-line growth, bottom-line productivity improvement, and workforce enablement. 

As a Business Consulting Intern, you will work across multiple solutions and industries, with a specific focus on the Operations & Performance solution. From agile and program management, change enablement, operations transformation, and supply chain management, we help clients define and implement core operating models that align to their business strategy, supported by best-fit technologies. Our methodologies enable continuous performance evaluation and execution of transformation initiatives that unlock lost demand, reduce costs, improve working capital efficiency, and drive EBITDA growth.

You will support client engagements focused on optimizing operational performance and enabling scalable, profitable growth. In this role, we help clients:

• Define and implement core operating models grounded in leading practices and proven methodologies
• Evaluate and improve performance across supply chain, sourcing and procurement, and enterprise planning
• Execute transformation initiatives that drive measurable financial outcomes
• Align operations with strategic goals through technology enablement and process redesign

Our Operations & Performance team collaborates closely with colleagues across Business Consulting to address the wide-ranging challenges our clients face. While each client is unique, we organize into industry-focused teams to bring deep sector knowledge and specialized expertise to every engagement.

Our Business Consulting Solutions:

• Commercial & Growth – We help clients activate market intelligence, sharpen strategic focus, prioritize demand generation, and realize their strategic intent through enterprise operating model design.
• Finance Modernization – We transform finance functions into efficient, analytical, and data-driven engines that support strategic decision-making and enable business growth.
• Operations & Performance – We optimize core operations by designing future-ready operating models, evaluating performance, and executing transformation initiatives that drive profitability and scalability.
• Talent & Culture – We harmonize organizational structures, talent practices, and service delivery models to support change adoption and enhance the employee experience.

The intern position offers excellent growth opportunities for talented, highly motivated individuals. As an intern, you will partner with client-focused teams to uncover key insights, reimagine business models, and define strategies that result in clear outcomes. You will work with teams and clients on a day-to-day basis to conduct research and analyze client, competitor, and industry data. You will apply knowledge of business principles and help develop actionable recommendations.

Intern level interviews for the Business Consulting Practice include a behavioral interview and a strategic case study interview.

Your day-to-day as an Operations & Performance Intern may include:

As a Business Consulting Intern aligned to our Operations & Performance solution, you will have the opportunity to develop your career through diverse engagements, coaching, and professional learning. You will be responsible for developing core business and consulting skills across a variety of client issues. Your responsibilities may include:

• Support the design and implementation of core operating models that align with clients’ strategic goals
• Analyze operational performance data to identify inefficiencies, cost drivers, and opportunities for improvement and produce actionable insights
• Assist in the development and execution of transformation initiatives that drive EBITDA growth, reduce costs, and improve working capital
• Conduct benchmarking and leading practice research to support client recommendations and deepen business acumen
• Collaborate with cross-functional teams to assess current-state operations and design future-state processes
• Contribute to enterprise business planning, supply chain optimization, sourcing and procurement strategies, performance improvement initiatives, and transformation initiatives
• Help clients evaluate, select, and execute enabling technologies that support scalable and profitable growth
• Support program and project management activities, including work planning, milestone tracking, stakeholder coordination, and risk mitigation across transformation initiatives
• Prepare client deliverables including process maps, operating model frameworks, business cases, and performance dashboards
• Communicate findings and recommendations clearly and effectively to internal teams and client stakeholders

You have the following technical skills, qualifications, and abilities:

• Strong academic performance while pursuing a university degree
• Targeted Majors include but are not limited to: Supply Chain Management, Industrial Engineering, Business Analytics, Finance, Operations Management, or related fields
• Minimum overall and major GPA of 3.0/4.0 preferred
• Demonstrated interest in operational strategy, performance improvement, and business transformation
• Demonstrated interest in artificial intelligence and machine learning 
• Familiarity with tools such as Excel, Power BI, Tableau, SQL, or process modeling software
• Experience (through coursework, internships, or projects) with process mapping, data analysis, or operational assessments
• Proven ability to work in teams and deliver against tight deadlines in dynamic environments; this may be demonstrated via university projects, internships, self-study, community building, or work experience
• Excellent communication skills, with the ability to present insights in a structured and compelling way
• Intellectual curiosity, and motivation to develop professionally, including industry recognized professional certifications
• Demonstrated ability to work both independently and as a member of a team
• Strong problem-solving and critical thinking skills, with the ability to break down complex challenges
• Ability to remain agile, work in ambiguous environments, “can-do” attitude 

• Positive, Client-Focused Mindset

• Willingness and ability to work additional hours, as needed
• Ability to travel to various client sites, as needed 

At Grant Thornton, we believe in making business more personal and building trust into every result – for our clients and you. Here, we go beyond your expectations of a career in professional services by offering a career path with more: more opportunity, more flexibility, and more support. It’s what makes us different, and we think being different makes us better. 

In the U.S., Grant Thornton delivers professional services through two specialized entities: Grant Thornton LLP, a licensed, certified public accounting (CPA) firm that provides audit and assurance services ― and Grant Thornton Advisors LLC (not a licensed CPA firm), which exclusively provides non-attest offerings, including tax and advisory services.

In 2025, Grant Thornton formed a multinational, multidisciplinary platform with Grant Thornton Ireland. The platform offers a premier Trans-Atlantic advisory and tax practice, as well as independent American and Irish audit practices. With $2.7 billion in revenues and more than 50 offices spanning the U.S., Ireland and other territories, the platform delivers a singular client experience that includes enhanced solutions and capabilities, backed by powerful technologies and a roster of 12,000 quality-driven professionals enjoying exceptional career-growth opportunities and a distinctive cross-border culture.

Grant Thornton is part of the Grant Thornton International Limited network, which provides access to its member firms in more than 150 global markets.