Embedded Software Engineer

Long Term Contract

Andover, MA

Job Description

Key Responsibilities

• Designing and developing device-to-cloud connectivity modules for embedded systems
• Implementing and maintaining MQTT-based communication for telemetry, alerts, and command/control flows
• Developing embedded software using C++ on RTOS platforms (QNX or similar)
• Integrating and optimizing networking stacks (TCP/IP, sockets, secure protocols)
• Ensuring robustness, fault tolerance, and predictable behavior in real-time environments
• Collaborating with cloud, firmware, and QA/RA teams for end-to-end solution delivery
• Supporting debugging of field issues (connectivity drops, latency, data inconsistencies) across device and cloud layers
• Contributing to design documentation, traceability, and compliance artifacts (aligned with regulated environments)
  
  

Required Skills

• 8+ years of experience in embedded software development (C++)
• Strong experience with embedded networking (TCP/IP, sockets, protocols)
• Hands-on experience with MQTT or similar messaging protocols
• Experience working with RTOS environments (QNX, VxWorks, Embedded Linux, etc.)
• Solid debugging experience across system-level issues (device + network + backend interactions)
• Strong problem-solving, communication, and cross-functional collaboration skills
  
  

Preferred Qualifications

Experience in medical devices or other regulated domains (IEC 62304 exposure is a plus)

Familiarity with secure communication (TLS, certificates, device authentication)

Experience integrating embedded devices with Cellular / Wi-Fi routers for IoT

Experience with device-cloud architecture, IoT platforms, or remote monitoring systems

Exposure to system integration, verification & validation activities

Experience working in multi-repo embedded environments and CI/CD pipelines

Experience with QNX-based platforms (or similar safety-critical RTOS)

Exposure to BLE, IoT gateways, or edge compute patterns

Experience troubleshooting real-world deployment / field connectivity issues