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We're committed to bringing passion and customer focus to the business.

Corporate Overview

Proofpoint is a leading cybersecurity company protecting organisations’ 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 organisations 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.

The Role

Proofpoint is looking for a Lead/Staff Data Scientist to join our Algo team. The key responsibility for this role is to further enhance our email threat detection engine that protects some of the largest businesses in the world.

You will collaborate cross-org with Product and Engineering and lead major initiatives end-to-end ensuring that we apply state-of-the-art machine learning tools and techniques to identify and solve the most impactful problems. You will also help promote machine learning best practices and encourage new approaches to problem-solving within the team.

Your day-to-day

• Wrangle and draw insights from massive amounts of unstructured textual data (email datasets) using the latest tools and technologies like Spark, Iceberg, Athena, AWS SageMaker

• Apply state-of-the-art machine learning techniques like encoder-decoder transformers, LLMs, Graph Neural Networks to solve some of the most challenging problems

• Directly impact the effectiveness of our core products by training and deploying models to production using AWS SageMaker as the MLOps platform

• Apply unsupervised learning algorithms across billions of email interactions to identify emerging threat patterns

• Collaborate, communicate, and partner with Product and Engineering teams promoting a data-driven approach to identify focus areas for data science

• Mentor data scientists, drive best practices and cultivate an environment of experimentation and learning

• Stay up-to-date with the latest advancements in machine learning, AI technologies, and incorporate them into our solutions where applicable

What you bring to the team

Essential

• Experience leading multiple highly impactful machine learning projects with proven results

• Hands-on experience in the NLP domain involving training, fine-tuning and productionising transformer-based models for text classification / text-embeddings (experience with LLMs, generative AI is a plus)

• Experience monitoring and maintaining performance of models over time in production taking into account model/data drifts

• In-depth experience with one or more deep neural network frameworks (e.g. PyTorch, Tensorflow, JAX)

• A creative mindset, propensity to care deeply about the impact their team has and to encourage novel ways of critical thinking in their team

• Excellent listening skills; open to input from other team members and departments

Optional

• Conceptual understanding of Graph Neural Networks and experience applying GNNs to solve real world problem statements will be a plus

• Experience working on large imbalanced datasets, evaluating and selecting models that work well in production on imbalanced real-world data

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! #LifeAtProofpoint

If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!

Proofpoint has been honored with five Best Places to Work Awards in 2024 by workplace culture leader Comparably, including Best Company Outlook, Best Global Culture, Best Engineering Teams, Best Sales Teams, and Best HR Teams.

To view additional awards, please visit www.proofpoint.com/us/news#awards

Proofpoint thrives on the invaluable contributions of our diverse workforce, which encompasses a kaleidoscope of lived experiences, thoughts, perspectives, and professional expertise. We attribute much of our success to our people, who are at the core of our organization and embody our people-centric ethos.

We hire the most innovative minds globally to safeguard our customers’ sensitive data and intellectual property. Our talented workforce develops and leverages our advanced technology, combining their expertise to provide comprehensive protection against threat actors and mitigate the risks posed by both malicious and negligent employees.

Cyberattacks have the potential to disrupt access to vital resources such as energy, water, transportation, healthcare, and financial services. At Proofpoint, our dedicated team works tirelessly to ensure world-class cyber resilience, protecting approximately 8,000 enterprise customers worldwide.

We are committed to creating a diverse, equitable, and inclusive environment. We work every day to ensure that our employees feel that they are in a community that celebrates their unique identity, cultivates their sense of belonging, and invests in their professional growth. We have 9 employee-led employee inclusion groups which help support both employees and our organization by providing opportunities to network, discuss career and cultural development and uplift the corporate culture to create a more inclusive workplace.

At Proofpoint, we have a passion for protecting people, data, and brands from today’s advanced threats and compliance risks. We hire the best people in the business to:

• Build and enhance our proven security platform

• Blend innovation and speed in a constantly evolving cloud architecture

• Analyze new threats and offer deep insight through data-driven intel

• Collaborate with customers to help solve their toughest security challenges

   

We are singularly devoted to helping our customers protect what matters most. That’s why we’re a leader in next-generation cybersecurity—and why more than half of the Fortune 100 trust us as a security partner.

Proofpoint is an equal opportunity employer, we hire without consideration to race, religion, creed, color, national origin, age, gender, sexual orientation, marital status, veteran status or disability.

Proofpoint is an equal opportunity employer, we hire without consideration to race, religion, creed, color, national origin, age, gender, sexual orientation, marital status, veteran status or disability.