Principal Engineer & Team Lead — SignalFire Cloud Platform

Principal Engineer & Team Lead — Signal Fire Cloud Platform

Come Join Our Team:
We take pride in building quality products—and enriching the lives of those who make it possible. As a growing company, we invest in our people, our processes, and the technology that drives our success. We believe that when our team members thrive, our company thrives. We offer opportunities for career growth in a supportive, hands-on environment where your contributions make a difference every day.

Most importantly, you'll be part of a positive, team-oriented culture where autonomy is earned, hard work is rewarded, and every employee's voice matters. Come grow with us and help shape our future!

Signal Fire Telemetry, located in Marlborough, MA, designs and manufactures advanced industrial wireless telemetry systems used in demanding field environments. Our LTE-M connected devices transmit sensor data to the Signal Fire Cloud, enabling customers to monitor remote assets, visualize historical trends, configure devices, and receive real-time alarms.

The Signal Fire Cloud Platform is a core component of our product offering and revenue model. We are investing in dedicated leadership to own, evolve, and scale this platform.

Being a part of TASI Measurement means we have big company perks with a decentralized operating structure that empowers us to remain close to our customers and their needs.

What We Offer:

• Competitive salaries
• 10 paid holidays each year, vacation, sick time and volunteer time
• 401(k) with employer match – immediately vested
• HSA, pre-tax health savings program
• Flexible work schedules that promote a healthy work-life balance
• Top-tier medical, dental, and vision insurance
• Employer-paid life insurance
• Pet Insurance
• Tuition Reimbursement
• Scholarship Programs

Job Summary:

The Principal Engineer & Team Lead for the Signal Fire Cloud Platform is a hands-on technical leader responsible for architecture, backend development, AWS production systems, and day-to-day execution while leading a small cloud engineering team. This role owns the architecture, scalability, reliability, and security of a production, revenue-generating cloud system supporting Signal Fire's LTE-M connected devices and customer applications.

This position actively contributes to system design and software development while setting architectural standards, guiding technical execution, reviewing code, managing releases, and ensuring alignment between engineering work, product priorities, and customer use cases. The role is focused on the Signal Fire Cloud Platform while working collaboratively across engineering functions to support overall product success.

Essential Functions:

• Own the overall architecture, performance, scalability, reliability, and security of the Signal Fire Cloud Platform.
• Design, develop, and enhance cloud features, data pipelines, dashboards, integrations, and supporting infrastructure.
• Serve as the technical authority for the Cloud platform, making architectural decisions that balance customer needs, long-term sustainability, and engineering efficiency.
• Technically lead a small team of cloud engineers; actively contribute to development, conduct code reviews, oversee merge approvals, mentor engineers, and uphold engineering quality standards.
• Drive sprint planning, backlog prioritization, technical execution, and release management to ensure predictable delivery.
• Coordinate with offshore QA to ensure thorough testing, release readiness, and production stability.
• Translate Product and Sales requirements into clear technical plans, estimates, and deliverables.
• Ensure production readiness including uptime, monitoring, alerting, incident response, and cloud governance standards.
• Continuously improve development processes, tooling, documentation, and deployment workflows.
• Partner cross-functionally with Product, Sales, Support, and Operations to align the Cloud platform with business goals.
• Participate in hiring, onboarding, and mentoring cloud engineers as the platform and team scale.
• Provide technical support for escalations and complex production issues.
• Evaluate and recommend improvements to infrastructure, tooling, and system architecture.
• Other duties as assigned.

Qualifications:

• Bachelor's degree in Computer Science, Engineering, or a related technical field, or equivalent practical experience.
• 7+ years of professional software development experience, including significant work on production cloud systems.
• 2+ years technically leading or directly managing software engineers, including code review, technical oversight, delivery accountability, and mentoring.
• Demonstrated ability and willingness to remain hands-on in code, architecture, debugging, and production support while leading others.
• 3+ years of hands-on experience building, operating, and improving AWS-hosted production systems, including infrastructure design, monitoring, deployment, and operational support.
• Advanced proficiency in Python, with experience writing and maintaining backend services.
• 2+ years…