Software Engineer - Python / AWS IoT Development

Work Schedule

Environmental Conditions

Job Description

Are you ready to be part of a team that is at the forefront of technological innovation? Thermo Fisher Scientific Inc. is seeking a Python / IoT Development Engineer to join our ambitious team in the United States. This is an outstanding opportunity to work within a world-class organization that is committed to making the world healthier, cleaner, and safer. As part of our team, you will collaborate with exceptionally dedicated engineers and scientists to develop and implement flawless solutions that impact global health and safety.

This position is subject to the successful completion of a United States federal government Tier 3 security clearance. U.S. citizenship is a requirement of this clearance process under federal law.

Position Summary:

You will join the Digital Platforms group focusing on enterprise initiatives and technical projects. This multifaceted environment offers an outstanding opportunity to craft the future of our digital offerings.

Location:

This position is a site-based role with the opportunity to work at one of our three locations: Oakwood Village, Ohio; Madison, Wisconsin; or Tewksbury, Massachusetts.

What you will do:

• Define and develop verifiable requirements and software builds.
• Write technical documentation for software architecture, development, and verification plans.
• Develop software requirements, architectures, and build fault-tolerant systems
• Participate in all aspects of software development, systems integration, test execution, issue resolution, and reviews.
• Collaborate and communicate effectively with software, hardware, and test engineers across the team.

How you will get here:

Education:

• BS in Computer Science, Engineering, Chemistry, Mathematics, or equivalent work experience with 5+ years of related experience.

Qualifications:

• Experience in AWS IoT Core and AWS Greengrass v2 components development.
• Ability to develop, package, and deploy custom Greengrass components in Python.
• Experience setting up secure IoT communication between devices and the AWS cloud using IoT policies, certificates, and device shadows.

• Proficient in Python 3 for developing IoT applications, services, and integrations.
• Experience working with AWS SDK for Python (boto3) for IoT and cloud interactions.
• Experience with MQTT or other message brokers
• Knowledge of modular, maintainable coding practices for embedded/gateway applications.

Preferred:

• Experience with Linux-based IoT gateways (system configuration, networking, security hardening).
• Familiarity with system services, logging, and debugging tools for device operation.

• Experience with IAM roles/policies, IoT Things, and IoT Groups for device security and management.
• Ability to configure and manage cloud-side resources (e.g., Lambda functions, S3 storage, DynamoDB, MQTT topics) to integrate with IoT Core.

• Understanding of TLS, certificates, and secure communication protocols for IoT devices.
• Capability to diagnose connectivity problems between the gateway and AWS IoT Core (firewall, ports, MQTT topics).

General Skills

• Strong debugging and problem-solving skills in distributed IoT systems.
• Familiarity with DevOps practices, CI/CD pipelines, and source control (GitHub).
• Good documentation and interpersonal skills for working with cross-functional teams.

Join us at Thermo Fisher Scientific Inc. and contribute to our mission of enabling our customers to make the world healthier, cleaner, and safer. Embrace this opportunity to grow within our dynamic organization and make a significant impact on global health and safety!

Compensation and Benefits

This position may also be eligible to receive a variable annual bonus based on company, team, and/or individual performance results in accordance with company policy. We offer a comprehensive Total Rewards package that our U.S. colleagues and their families can count on, which includes:

• A choice of national medical and dental plans, and a national vision plan, including health incentive programs

• Employee assistance and family support programs, including commuter benefits and tuition reimbursement

• At least 120 hours paid time off (PTO), 10 paid holidays annually, paid parental leave (3 weeks for bonding and 8 weeks for caregiver leave), accident and life insurance, and short- and long-term disability in accordance with company policy

• Retirement and savings programs, such as our competitive 401(k) U.S. retirement savings plan

• Employees’ Stock Purchase Plan (ESPP) offers eligible colleagues the opportunity to purchase company stock at a discount

For more information on our benefits, please visit: https://jobs.thermofisher.com/global/en/total-rewards