The Role

Joining Moderna offers the unique opportunity to be part of a pioneering team that's revolutionizing medicine through mRNA technology with a diverse pipeline of development programs across various diseases. As an employee, you'll be part of a continually growing organization working alongside exceptional colleagues and strategic partners worldwide, contributing to global health initiatives. Moderna's commitment to advancing the technological frontier of mRNA medicines ensures a challenging and rewarding career experience with the potential to make a significant impact on patients' lives worldwide.

We are seeking a skilled Principal Software Engineer to join our dynamic team of experts in developing cutting-edge machine learning systems for real-world applications. As a Principal Software Engineer, you will be at the forefront of designing, implementing, and maintaining software that integrates advanced machine learning models into scalable, robust, and high-performance production systems.

Here’s What You’ll Do

• Lead the design and development of software systems for machine learning solutions, ensuring scalability, efficiency, and robustness.

• Collaborate with data scientists, product managers, and other stakeholders to understand requirements and translate them into technical specifications.

• Write clean, maintainable, and well-documented code in a variety of programming languages.

• Architect and implement end-to-end machine learning pipelines, following best practices for data ingestion, preprocessing, re-training, evaluation, deployment, CI/CD, and automated testing.

• Optimize existing machine learning systems for performance and scalability.

• Develop and maintain high-performance APIs and microservices to support AI applications.

• Implement best practices for software development, including code reviews, testing, and documentation.

• Mentor and guide junior engineers, fostering a culture of continuous learning and improvement.

• Stay abreast of the latest advancements in AI and machine learning, and integrate new technologies and methodologies into our systems.

• Ensure compliance with data security and privacy regulations throughout the development lifecycle.

• Troubleshoot and resolve complex technical issues, ensuring the reliability and performance of deployed systems.

• Additional duties as may be assigned from time to time

Here’s What You’ll Need (Minimum Qualifications)

• Bachelor’s, Master’s, or PhD in Computer Science, Engineering, or a related field.

• Extensive experience (7+ years) in software engineering, with a focus on AI and machine learning.

• Proven track record of designing and deploying large-scale machine learning systems in production environments.

• Extensive experience with Python, and lower-level programming languages like C++.

• Deep understanding of deep learning frameworks (e.g., PyTorch, PyTorch Lightning, JAX) and libraries (e.g., CUDA).

• Ability to design and implement solutions on cloud services (AWS, Azure, Databricks, GCP).

• Experience with containerization technologies (e.g., Docker, Kubernetes).

• Experience with fine-tuning and deploying LLM technologies (e.g., Llama) on cloud infrastructure (e.g., AWS Bedrock).

• Strong understanding of software development life cycle, DevOps practices, and Agile methodologies.

• Proficiency in distributed systems, microservices architecture, and RESTful API development

• Knowledge of CI/CD tools (e.g., Jenkins, GitLab CI) and version control systems (e.g., Git).

• Familiarity with monitoring and logging tools (e.g., Prometheus, Kafka, ELK Stack).

• Strong problem-solving skills and the ability to think critically and creatively.

• Excellent communication skills and the ability to collaborate effectively with cross-functional teams.

Here’s What You’ll Bring to the Table (Preferred Qualifications)

• Experience with data engineering and ETL processes.

• Experience with MLOps Frameworks (e.g. Kubeflow, MLFlow, Airflow, AWS SageMaker).

• Knowledge of database systems (e.g., SQL, NoSQL) and data warehousing solutions (e.g., AWS Redshift).

• Familiarity with big data technologies (e.g., Hadoop, Spark).

• A desire to make an impact as part of a high-growth, transformational company that is Bold, Relentless, Curious, and Collaborative.

Moderna is pleased to provide you and your family with a comprehensive and innovative suite of benefits, including:

• Highly competitive and inclusive medical, dental and vision coverage options
• Flexible Spending Accounts for medical expenses and dependent care expenses
• Lifestyle Spending Account funds to help you engage in personal enrichment and self-care activities
• Family care benefits, including subsidized back-up care options and on-demand tutoring
• Free premium access to fitness, nutrition, and mindfulness classes 
• Exclusive preferred pricing on Peloton fitness equipment
• Adoption and family-planning benefits
• Dedicated care coordination support for our LGBTQ+ community
• Generous paid time off, including:
  •    Vacation, sick time and holidays
  •    Volunteer time to participate within your community
  •    Discretionary year-end shutdown
  •    Paid sabbatical after 5 years; every 3 years thereafter
• Generous Paid Leave offerings, including 18 weeks of 100% paid parental leave for all new parents
• 401k match and Financial Planning tools
• Moderna-paid Life, LTD and STD insurance coverages, as well as voluntary benefit options
• Complimentary concierge service including home services research, travel booking, and entertainment requests
• Free parking or subsidized commuter passes
• Location-specific perks and extras!

About Moderna

Since our founding in 2010, we have aspired to build the leading mRNA technology platform, the infrastructure to reimagine how medicines are created and delivered, and a world-class team. We believe in giving our people a platform to change medicine and an opportunity to change the world. 

By living our mission, values, and mindsets every day, our people are the driving force behind our scientific progress and our culture. Together, we are creating a culture of belonging and building an organization that cares deeply for our patients, our employees, the environment, and our communities.

We are proud to have been recognized as a Science Magazine Top Biopharma Employer, a Fast Company Best Workplace for Innovators, and a Great Place to Work in the U.S.

As we build our company, we have always believed an in-person culture is critical to our success. Moderna champions the significant benefits of in-office collaboration by embracing a 70/30 work model. This 70% in-office structure helps to foster a culture rich in innovation, teamwork, and direct mentorship. Join us in shaping a world where every interaction is an opportunity to learn, contribute and make a meaningful impact.

If you want to make a difference and join a team that is changing the future of medicine, we invite you to visit modernatx.com/careers to learn more about our current opportunities.

Moderna is a smoke-free, alcohol-free and drug-free work environment.

Moderna is a place where everyone can grow. If you meet the Basic Qualifications for the role and you would be excited to contribute to our mission every day, please apply!

Moderna is proud to be an equal opportunity workplace and is an affirmative action employer.

Moderna is committed to equal employment opportunity and non-discrimination for all employees and qualified applicants without regard to a person's race, color, sex, gender identity or expression, age, religion, national origin, ancestry or citizenship, ethnicity, disability, military or protected veteran status, genetic information, sexual orientation, marital or familial status, or any other personal characteristic protected under applicable law. Moderna is an E-Verify Employer in the United States. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements.

Belonging, Inclusion, and Diversity are critical to the success of our company and our impact on society. We’re focused on attracting, retaining, developing, and advancing our employees and believe that by cultivating diverse experiences, backgrounds, and ideas, we can provide an environment where every employee is able to contribute their best.

Moderna is committed to offering reasonable accommodations to qualified job applicants with disabilities. Any applicant requiring an accommodation in connection with the hiring process and/or to perform the essential functions of the position for which the applicant has applied should contact the Accommodations team at leavesandaccommodations@modernatx.com.  (EEO/AAP Employer) 

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