Principal Cloud Engineer

Chorus is seeking a full-time Principal Cloud Engineer for a Type II IoT medical device requiring regulatory clearance. The ideal candidate must be a team player, collaborating closely with Embedded, Product Development, User-facing Applications and Innovation teams. This role will be part of a dedicated program swim lane, working alongside high-performing Chorus associates and existing onshore and offshore partners.

The product is powered by a tightly integrated system of 3 microprocessors: 2 STM microcontrollers managing independent low-level hardware functionalities. An ESP
32-based IoT module serves as the gateway to the AWS Cloud, enabling seamless communication, command, and control via Amazon IoT services. The backend AWS infrastructure plays a critical role in device management, data processing, and real-time decision-making, ensuring scalability and reliability. The ideal candidate should have strong expertise in building and maintaining enterprise-grade Cloud/IoT PaaS platform with SaaS based solution(s).

Chorus is a dynamic and innovative technology start-up committed to solving significant challenges facing our world. Chorus has invented the antimicrobial system that will eradicate pathogens in indoor spaces, leading to major benefits for people in occupied spaces, for crops in indoor agriculture, and for fresh food in cold storage applications. Our cutting-edge solutions cater to diverse markets, including commercial workplaces, residences, athletic facilities, cannabis cultivation facilities, food cold storage environments, and more.

We are passionate about creating healthier and safer environments, utilizing advanced technology and data-driven insights.

We are looking for a highly experienced Senior Cloud Engineer (Principal Level) to lead the design, implementation, and optimization of our AWS-based IoT cloud infrastructure. The ideal candidate will have deep expertise in AWS services, infrastructure as code (IaC), and IoT solutions while ensuring scalability, security, and operational excellence.

You will play a critical role in managing our IoT Core-based message routing, device management, data pipelines, and cloud workloads while driving automation and best practices across our DEV, QA, STAGING, and PRODUCTION environments.

• Architect, build and optimize a scalable, highly available AWS cloud infrastructure for IoT-based applications.
• Lead IoT Core-based device management and message routing solutions.
• Manage and optimize Influx
  
  DB, Dynamo
  
  DB, and Open Search for time-series, structured, and unstructured data.
• Oversee the EKS-based Web App infrastructure, ensuring scalability, security and performance behind the ELB.
• Implement CI/CD pipelines in Bitbucket for seamless deployments using Cloud Formation and other IaC tools.
• Develop and manage AWS Lambda functions and API Gateway for external integrations.
• Design, maintain, and optimize Step Functions, OTA updates for ESP-IDF powered devices, and S3-based deployments.
• Oversee organizational structure and workload management across multiple AWS environments.
• Ensure security best practices for cloud infrastructure, including IAM, VPC configurations, and compliance policies.
• Optimize logging, monitoring, and notifications using AWS Cloud Watch, Cloud Trail, and other observability tools.
• Collaborate with firmware, backend, Dev Ops & cybersecurity teams to enhance system reliability, security and efficiency.

• Bachelor’s degree in Software or Computer Science Engineering or relevant field.
• 10+ years of experience in cloud engineering, with 5+ years in AWS-focused infrastructure.
• Expertise in AWS IoT Core, Lambda, API Gateway, Step Functions, and S3.
• Strong experience with EKS, ELB, and Kubernetes-based deployments.
• Proficiency in managing Influx
  
  DB, Dynamo
  
  DB, and Open Search for large-scale data processing.
• Hands-on experience with Infrastructure as Code (IaC) using Cloud Formation or Terraform.
• Deep understanding of CI/CD pipelines, Git (Bitbucket), and deployment automation.
• Strong knowledge of AWS security best practices (IAM, VPCs, Certificates, APIs etc.).
• Exposure to frameworks such…