Markel 2026 Global Security Services Internship - Application Security

Markel • Richmond, VA

4d

About The Position

If you’re looking for a place where you can make a meaningful difference, you’ve found it. The work we do at Markel gives people the confidence to move forward and seize opportunities, and you’ll find your fit amongst our global community of optimists and problem-solvers. We’re always pushing each other to go further because we believe that when we realize our potential, we can help others reach theirs. Join us and play your part in something special! The Application Security Intern will support the Application Security team by helping identify, assess, and reduce security risks across enterprise applications and APIs. This role provides hands-on exposure to vulnerability management, secure development practices, and the use of automated security tools under the guidance of experienced AppSec professionals. The intern will collaborate with developers and security teams to understand how security issues are identified, triaged, and remediated. This internship is designed to build a strong foundation in application and software security within a real-world enterprise environment. About the Role We’re looking for a motivated and curious Intern to join our Markel AppSec team. This role is ideal for a college junior who is passionate about cybersecurity, eager to learn, and interested in how real-world organizations protect applications, APIs, and data. As an intern, you’ll partner closely with our Application Security team to support ongoing security initiatives, tooling, and risk reduction efforts across the business. You’ll gain hands-on experience, mentorship, and exposure to modern security practices.

Requirements

• Currently pursuing a Bachelor’s degree in Computer Science, Cybersecurity, Information Systems, or related field
• Rising junior (entering or currently in 3rd year preferred)
• Foundational understanding of programming concepts (Java, Python, JavaScript, or similar)
• Basic familiarity with web technologies (HTTP, APIs, databases, cloud concepts)
• Interest in cybersecurity frameworks (OWASP Top 10, NIST, etc.)
• Strong analytical thinking, curiosity, and willingness to learn
• Good communication skills and ability to collaborate with cross-functional teams
• US Work Authorization US Work Authorization required. Markel does not provide visa sponsorship for this position, now or in the future.

Nice To Haves

• Experience with GitHub, Burp Suite, Postman, or security labs (TryHackMe/HTB)
• Coursework or projects related to secure software development or cyber defense
• Exposure to cloud environments (AWS, Azure, GCP)

Responsibilities

• Assist with vulnerability triage and coordination with development teams
• Support secure code review workflows under guidance
• Help evaluate and document findings from automated security tools (SAST/DAST/API scanning)
• Participate in threat modeling sessions and security reviews
• Research emerging vulnerabilities, exploits, and best practices
• Assist in building security documentation, playbooks, and dashboards
• Contribute to process improvements within the AppSec program
• Shadow real-world incident, remediation, and risk meetings

Benefits

• In keeping with the values of the Markel Style, we strive to support our employees in living their lives to the fullest at home and at work. We offer competitive benefit programs that help meet our diverse and changing environment as well as support our employees’ needs at all stages of life. All full-time employees have the option to select from multiple health, dental and vision insurance plan options and optional life, disability, and AD&D insurance. We also offer a 401(k) with employer match contributions, an Employee Stock Purchase Plan, PTO, corporate holidays and floating holidays, parental leave.

What This Job Offers

• Job Type: Full-time
• Career Level: Intern
• Number of Employees: 101-250 employees