Principal Software Engineer - Remote

ICF is a mission-driven company focused on improving lives and making the world a better place. The Principal Software Engineer will provide technical leadership in the design and development of healthcare technology platforms, guiding teams in creating scalable and secure solutions.

Responsibilities:

• Lead the architecture, design, and implementation of enterprise-scale cloud-native applications and services
• Provide technical leadership across multiple applications, services, and engineering teams
• Design and develop secure, scalable, and maintainable backend services using Node.js, TypeScript, and modern cloud technologies
• Establish and promote engineering standards, architectural patterns, and development best practices
• Partner with product owners, business stakeholders, and engineering leadership to translate business objectives into technical solutions
• Lead technical design discussions and architectural reviews
• Mentor engineers through code reviews, design reviews, technical guidance, and knowledge sharing
• Drive platform modernization initiatives and evaluate emerging technologies for potential adoption
• Design and implement integrations with internal and external systems and services
• Optimize application performance, reliability, scalability, and operational efficiency
• Contribute to long-term technology strategy and technical roadmaps
• Support DevOps practices, automation, observability, and continuous improvement initiatives
• Troubleshoot complex production issues and guide teams toward sustainable solutions
• Collaborate effectively across distributed teams while maintaining strong communication with both technical and non-technical stakeholders

Requirements:

• Bachelor's degree
• 12+ years of professional software engineering experience
• 5+ years of experience developing applications using Node.js and TypeScript
• 3+ years of experience designing, deploying, and supporting solutions within AWS cloud environments
• 3+ years' experience supporting federal healthcare programs
• Must have lived in the United States for a total of three full years out of the last five years
• Must be able to obtain and maintain a Public Trust clearance
• Must reside in the United States, be authorized to work in the United States, and all work must be performed within the United States
• Experience building and supporting enterprise-scale REST APIs and distributed systems
• Experience working with MongoDB or similar NoSQL database technologies
• Experience with containerization technologies such as Docker
• Strong understanding of cloud-native architecture, distributed systems, and software design principles
• Demonstrated experience serving as a technical lead, architect, principal engineer, or equivalent senior technical role
• Experience mentoring engineers and influencing technical direction across teams
• Excellent written and verbal communication skills
• Ability to work independently while collaborating effectively within cross-functional teams
• Experience with FHIR and healthcare interoperability standards
• Experience designing and operating systems serving large public-facing user populations
• Experience building event-driven architectures and large-scale data processing pipelines
• Experience leading cloud migration, modernization, or platform transformation initiatives
• Experience with Infrastructure as Code solutions such as Terraform or CloudFormation
• Experience with Identity and Access Management solutions such as Okta
• Experience with observability and log analysis tools such as Splunk
• Experience working in Agile software development environments
• Experience supporting high-volume, highly available cloud-native applications
• Experience with complex salesforce integrations with a specific focus on overall architecture in a healthcare setting
• Experience with machine learning tools for developing and maintaining complex language model