Cybersecurity Internship 2027

Interactive Brokers; Greenwich (CT); On-site; USD 25,000 - 34,000; Full time

Benefits offered by this job

Daily lunch allowance

Free beverages and snacks

Free shuttle from train station

Wellness room

Gym access

Lunch and Learn sessions

Team building outing

Job summary

Interactive Brokers invites highly motivated students to join its Cybersecurity Intern program in Greenwich, CT for a 9-week, on-site experience. You will work alongside experienced security engineers, help design and implement cybersecurity solutions, and contribute to ongoing assessments and threat monitoring.

The internship emphasizes practical exposure to enterprise cybersecurity within a regulated financial environment and offers mentorship, hands-on projects, and networking opportunities.

Qualifications

• Currently pursuing a degree in Cybersecurity, Computer Science, or a related field.
• Minimum GPA of 3.5.
• On-site 9-week program commitment.
• Preferred graduation window Dec 2027–May 2028.
• Basic understanding of network and application security concepts.

Responsibilities

• Work closely with security engineers to design, implement, and maintain cybersecurity solutions.
• Own security projects with guidance from the team.
• Participate in security assessments, vulnerability scanning, and threat monitoring.

Skills

Network security concepts

Application security concepts

Security tools familiarity

Education

Pursuing Cybersecurity/CS degree

Tools

Security tools

Job description

About the Company

Interactive Brokers Group, Inc. (NASDAQ: IBKR), a member of the S&P 500, is a global financial services company headquartered in Greenwich, Connecticut, with offices in over 15 countries. Through its affiliates, Interactive Brokers provides automated trade execution and custody of securities, commodities, foreign exchange, and prediction markets on over 170 markets in numerous countries and currencies.

For more than four decades, Interactive Brokers has focused on technology, automation, and innovation to provide clients worldwide with a sophisticated, unified platform to manage their investment portfolios. We serve individual investors, hedge funds, proprietary trading groups, financial advisors, and introducing brokers.

Our culture is driven by problem-solving, efficiency, and continuous improvement. We look for individuals who are intellectually curious, collaborative, and motivated to contribute to technology that helps simplify and enhance access to global financial markets. Interactive Brokers has consistently been recognized as a top broker by respected industry sources including Barron's, Investopedia, Stockbrokers.com, and others.

Cybersecurity Internships 2027

Application Deadline: October 1st

Schedule: Full-time, onsite, Monday through Friday

As a Cybersecurity Intern, you will contribute to protecting our critical infrastructure and sensitive data across back, middle and front office operations. This 9-week onsite program offers hands‑on experience in cybersecurity practices, mentorship from industry professionals, and exposure to multiple areas of security operations at a leading global brokerage firm.

As an intern, you will:

• Work closely with our experienced security engineers to design, implement, and maintain cybersecurity solutions
• Own security projects while collaborating with team members for guidance and updates
• Participate in security assessments, vulnerability scanning, and threat monitoring activities

What You Gain from the IBKR Experience

• Assist in impromptu threat modelling preparation for penetration tests
• Support penetration testing and execution of test cases
• Help compile penetration testing reports
• Participate in testing tools to help improve the penetration testing process
• Learn the basics of Red Teaming and AI Testing
• Contribute to setting up infrastructure for penetration testing and red teaming
• Learn how to conduct penetration testing against both web applications and mobile applications.

Position Requirements

• Required on-site 9-week program commitment.
• Currently pursuing a degree in Cybersecurity, Computer Science, or a related field.
• Students graduating between Dec 2027 and May 2028 (preferred)
• Have a minimum GPA of 3.5
• Basic understanding of network and application security concepts. Familiarity with common security tools and technologies.
• Excellent attention to detail and documentation skills, with strong analytical and problem-solving abilities.
• Interest in financial technology security challenges.
• This internship provides valuable exposure to enterprise cybersecurity in a regulated financial environment.

Intern Benefits & Perks

• Daily company lunch allowance provided.
• Access to free all-day sodas, juices, snacks, and fresh organic fruits
• Free shuttle service from the train station.
• Access to a Wellness room.
• Gym access on subsides rates.
• Lunch and Learn sessions for networking.
• Team building outing