Platform Engineer Intern - Placement Year 2026

About Us:

Proofpoint is a global leader in human- and agent-centric cybersecurity. We protect how people, data, and AI agents connect across email, cloud, and collaboration tools. Over 80 of the Fortune 100, 10,000 large enterprises, and millions of smaller organizations trust Proofpoint to stop threats, prevent data loss, and build resilience across their people and AI workflows. Our mission is simple: safeguard the digital world and empower people to work securely and confidently. Join us in our pursuit to defend data and protect people.

How We Work:

At Proofpoint you’ll be part of a global team that breaks barriers to redefine cybersecurity guided by our BRAVE core values: 

Bold in how we dream and innovate

Responsive to feedback, challenges and opportunities

Accountable for results and best in class outcomes

Visionary in future focused problem-solving

Exceptional in execution and impact

Corporate Overview

Proofpoint is a leading cybersecurity company protecting organizations’ greatest assets and biggest risks vulnerabilities in people. With an integrated suite of cloud-based solutions, Proofpoint helps companies around the world stop targeted threats, safeguard their data, and make their users more resilient against cyber-attacks. Leading organizations of all sizes, including more than half of the Fortune 1000, rely on Proofpoint for people-centric security and compliance solutions mitigating their most critical risks across email, the cloud, social media, and the web. We are singularly devoted to helping our customers protect their greatest assets and biggest security risk their people. That’s why we’re a leader in next-generation cybersecurity.
Protection Starts with People. Proofpoint.

The Role
Join the Platform team at Tessian Group and get hands-on with exciting projects like our Kubernetes migration, scaling infrastructure to meet growing demand, and solving real-world challenges around performance and reliability. You'll help build the tools and systems that empower our engineers to ship faster, safer, and smarter.
As part of a collaborative and supportive team, you’ll contribute to shaping how we scale, automate, and improve our platform—while growing your skills and working alongside experienced engineers across the company.

Your day-to-day
Design, implement and maintain infrastructure and services within cloud environments.
Contribute to delivery of key projects addressing challenges around scaling, data storage, data privacy and security.
Aid in delivery of our Kubernetes migration
Embed in the Platform team and become a key player in projects across Engineering and Security
Implement process and quality improvements through task automation.
Drive and promote best practice with regards to data storage and longer term architectural decisions across teams

What you bring to the team
You have a solid technical foundation and enjoy contributing to high-performing teams.
You're eager to learn and open to picking up new technologies as needed.
You understand the value of CI/CD in modern software development and recognize the challenges teams face without it.
You appreciate the benefits of self-service and automation in streamlining workflows.
You’re comfortable working in a fast-paced, agile environment and can adapt to changing priorities.

Experience
Some experience or exposure to cloud platforms, preferably AWS (or similar platforms like GCP or Azure).
Familiarity with Infrastructure as Code (IaC) concepts and an interest in automation and repeatable infrastructure practices.
Basic understanding of Linux systems, networking fundamentals, and scripting (e.g. Bash).
Proficiency in at least one programming language (e.g. Python) and a keen willingness to engage with and work in diverse programming languages, showcasing adaptability and a commitment to continuous learning.
Understanding of Continuous Integration and Continuous Deployment (CI/CD) principles and their role in efficient software development.
Awareness of monitoring and observability practices to support system reliability and performance.
A proactive mindset, eagerness to learn, and a collaborative approach to solving engineering challenges.

Why Proofpoint
Protecting people is at the heart of our award-winning cybersecurity solutions, and the people who work here are the key to our success. We’re a customer-focused and driven-to-win organisation with leading-edge products. We are an inclusive, diverse, multinational company that believes in culture fit, but more importantly ‘culture-add’, and we strongly encourage people from all walks of life to apply. We believe in hiring the best and the brightest to help cultivate our culture of collaboration and appreciation.
Apply today and explore your future at Proofpoint!

Why Proofpoint?

At Proofpoint, we believe that an exceptional career experience includes a comprehensive compensation and benefits package. Here are just a few reasons you’ll love working with us:

• Competitive compensation

• Comprehensive benefits

• Career success on your terms

• Flexible work environment

• Annual wellness and community outreach days

• Always on recognition for your contributions

• Global collaboration and networking opportunities

Our Culture:

Our culture is rooted in values that inspire belonging, empower purpose and drive success-every day, for everyone.

We encourage applications from individuals of all backgrounds, experiences, and perspectives. If you need accommodation during the application or interview process, please reach out to accessibility@proofpoint.com.

How to Apply

Interested? Submit your application along with any supporting information- we can’t wait to hear from you!