2026 - Security Engineering Intern, Seattle

MongoDB’s mission is to empower innovators to create, transform, and disrupt industries by unleashing the power of software and data. We enable organizations of all sizes to easily build, scale, and run modern applications by helping them modernize legacy workloads, embrace innovation, and unleash AI. Our industry-leading developer data platform, MongoDB Atlas, is the only globally distributed, multi-cloud database and is available in more than 115 regions across AWS, Google Cloud, and Microsoft Azure. Atlas allows customers to build and run applications anywhere—on premises, or across cloud providers. With offices worldwide and over 175,000 new developers signing up to use MongoDB every month, it’s no wonder that leading organizations, like Samsung and Toyota, trust MongoDB to build next-generation, AI-powered applications.

Who You Are

You’re an aspiring security engineer who’s excited to learn how to secure and defend products at scale. You’re passionate about solving complex technical challenges, understanding how security impacts the customer experience, and collaborating across teams to design practical, secure solutions. You’re eager to develop your skills, contribute to real projects, and learn from experienced engineers in a fast-growing, global company.

Who We Are

The MongoDB Security organization is a diverse collection of individuals working together to scale MongoDB’s security, both security of the products themselves and the security features we offer to customers. The team is responsible for several products including the,,, and the MongoDB Server ( and editions).

The MongoDB Security organization works with software engineers to design, implement, and operate systems in a manner that protects customer and MongoDB data. It is a multidisciplinary organization that covers product, software, cloud, infrastructure, and operational security concerns. Our organization…

• Defines and drives an engaging, exciting security strategy for MongoDB and our customers.
• Builds a developer driven security program where there is tight integration with engineering artifacts, process, and tooling.
• Uses software architecture and coding patterns to reduce the impact of security issues.
• Are the security subject matter experts for our tech stack and products.

What we are looking for in you

• Understanding of core security principles relevant to building secure systems, such as secure software development, applied cryptography, and cloud infrastructure security.
• Foundational knowledge of cloud computing concepts (e.g., AWS, GCP, Azure) gained through coursework, personal projects, or internships.
• Proficiency in at least one scripting language, such as Python, Bash, or Go.
• Excellent problem-solving skills, a strong desire to learn, and the ability to communicate technical concepts clearly.
• A passion for security and an eagerness to take ownership of assigned tasks and projects.
• Experience that’s nice to have includes:
• Internship experience in a security or software engineering role.
• Exposure to container and orchestration technologies like Docker and Kubernetes.
• Familiarity with secure software development principles, threat modeling, and secure code review.
• Participation in security competitions (e.g., CTFs), clubs, or personal security projects.
• Coursework or interest in the application of AI/ML to security challenges.
• Have a minimum of one semester/quarter remaining in university studies after the internship concludes. Graduation date in Fall 2026 or Spring 2027.
• Must be authorized to work in the United States. Company sponsorship may be available for eligible candidates applying for certain roles.

What you'll find at MongoDB

• Authentic Culture: A workplace where you are encouraged to bring your whole self to work, we believe that Embracing the Power of Differences is the best way to broaden our own perspectives and foster innovation.
• Personalized Mentorship: Pair up with a security engineering Mentor, a Program Advisor from the Early Talent Recruitment Team, and an (ERG) Guide to foster your growth.
• Career Coaching Sessions: Access to a tailored training program designed uniquely for interns’ personal and professional development.
• Work-Life Harmony: Embrace "Bloom for Interns" with access to mental and physical health benefits, paid time off, free lunch, and more!
• Impactful Projects: Contribute to projects where you can Make it Matter - your meaningful work will see the light of day.
• Exclusive Networking: Attend "Speaker Series" and "Roundtables" to connect with our executives and departmental leaders.
• Vibrant Community: Build connections with fellow interns and join after-work social events, virtual gatherings, and local city activities to create connections and friendships.
• Relocation Support: Financial assistance, housing, and a commuting stipend to allow you to comfortably settle into your new location.
• Path to Full-Time: A chance to see if MongoDB is where you see yourself long term with the possibility of receiving a full time offer at the end of the summer!

MongoDB internships are full-time (40 hours/week) for 10 consecutive weeks lasting from dates in June until August. All interns are considered hybrid employees, designated the "in office" working model and are expected to be in their office location 3-5 days a week.

Due to the high volume of applications our Early Talent Recruitment Team receives, it may take up to six weeks to hear back regarding an update on your application status. Our goal is to get back sooner, but we appreciate your patience as our team carefully reviews each application.

About MongoDB

MongoDB is built for change, empowering our customers and our people to innovate at the speed of the market. We have redefined the database for the AI era, enabling innovators to create, transform, and disrupt industries with software. MongoDB’s unified database platform—the most widely available, globally distributed database on the market—helps organizations modernize legacy workloads, embrace innovation, and unleash AI. Our cloud-native platform, MongoDB Atlas, is the only globally distributed, multi-cloud database and is available across AWS, Google Cloud, and Microsoft Azure.

With offices worldwide and nearly 60,000 customers—including 75% of the Fortune 100 and AI-native startups—relying on MongoDB for their most important applications, we’re powering the next era of software.

Our compass at MongoDB is our guiding how and why we make decisions, show up for each other, and win. It’s what makes us MongoDB.