Information Security Intern - Summer 2026

St Louis, MO

Internship

Onsite

Intern

Stifel Financial Corp. is a global wealth management and investment banking firm committed to innovation and client success. They are seeking an Information Security Intern to support their cybersecurity initiatives, focusing on AI security strategy and risk management while gaining hands-on experience in a collaborative environment.

Responsibilities

Identify business processes that could benefit from Information Security or AI/automation integration
Support the design and execution of security exercises and automation-driven control testing
Participate in AI risk assessments focused on model integrity, data privacy, governance, and operational resilience
Contribute to the development and refinement of AI security policies, standards, and assessment frameworks
Assist with projects involving security automation, threat intelligence analysis, and evaluation of AI-enabled security tools
Ensure Information Security policies remain aligned with firmwide governance documents and regulatory expectations
Participate in security projects from planning through implementation and provide post-project support
Complete administrative, documentation, and research tasks as assigned

Qualification

Required

Strong communication and interpersonal skills with the ability to collaborate across technology and business teams
Demonstrated academic achievement and involvement in technical, analytical, or cybersecurity-related activities
Familiarity with cybersecurity fundamentals including network security, risk management, data protection, and security operations
Interest or experience in AI, automation, or data analytics tools such as Python, Power BI, RPA platforms, or machine learning frameworks
Understanding of security policies, control frameworks, or compliance standards (e.g., NIST)
Strong analytical and problem-solving abilities with attention to detail
Pursuing an undergraduate degree in Computer Science, Cybersecurity, Information Technology, Data Science, or a related field
At least two years of college completed by program start
Strong interest in cybersecurity, AI governance, automation, or risk management disciplines
Proficient in Microsoft Excel, Word, PowerPoint, and Outlook

Preferred

Exposure to AI tools or platforms such as Microsoft Copilot, ChatGPT, or Azure AI is helpful

Benefits

Health, dental and vision care
401k
Wellness initiatives
Life insurance
Paid time off

Established in 1890, Stifel, Nicolaus & Company, Incorporated is one of the nation’s premier full-service financial services firms, providing brokerage, trading, investment banking, investment advisory, and related services to individual investors, professional money managers, businesses, and municipalities through more than 400 locations across the U.S.

Glassdoor

3.5

Founded in 1890

St Louis, Missouri, USA

5001-10000 employees

http://www.stifel.com

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