Principal Engineer & Team Lead — SignalFire 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!

Who We Are:

SignalFire 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 SignalFire Cloud, enabling customers to monitor remote assets, visualize historical trends, configure devices, and receive real-time alarms.

The SignalFire 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 SignalFire 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 SignalFire’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 SignalFire 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 SignalFire 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 designing and operating IoT or time-series data systems that ingest, process, store, and visualize high-volume device data.
• Demonstrated experience with MQTT, REST APIs, and device‑to‑cloud data pipelines.
• Strong working knowledge of system reliability, performance, security, and scalability considerations.
• Experience managing Git-based workflows, formal code review processes, and production releases.
• Experience using JIRA (or similar) tools for agile planning, backlog management, and delivery tracking.
• Strong communication skills and ability to collaborate effectively with Product, Sales, Support, and Operations teams.

Preferred Skills:

• Experience with industrial IoT, telemetry systems, or hardware‑adjacent cloud platforms. Familiarity with Ignition (Inductive Automation), SCADA platforms, or industrial visualization systems.
• Experience designing customer‑facing dashboards, alarms, and configuration tools.
• Experience scaling cloud platforms and engineering teams as product usage and customer demand grow.

Physical Demands:

While performing the duties of this job, the employee is regularly required to:

• Stand, walk, bend, reach, and lift or move items up to 40 lbs.
• Use hands and arms to handle or operate tools and equipment.
• Specific vision abilities required by this job include close vision, distance vision, and depth perception.
• Manufacturing Environment: Must be able to work in a manufacturing company, which may involve exposure to machinery, noise, and other industrial conditions.

Commitment to People and Planet:

TASI Measurement is committed to fostering a sustainable and socially responsible environment. We believe that our success is not only measured by financial gains but also by the positive impact we have on our employees, communities, and the world around us. 

As part of our commitment to people, we strive to provide a supportive and inclusive workplace where every individual is valued, respected, and given equal opportunities to thrive. We prioritize the well-being, safety, and personal development of our employees, recognizing that they are the engine driving our success.

Pay Transparency:

We are committed to pay transparency and equitable compensation practices. The compensation range for this position is $160,000 - $190,000 USD per year, depending on factors such as experience, skills, qualifications, and location.

In addition to base compensation, this role includes a comprehensive benefit package which may include health insurance, retirement plans, paid time off, and other benefits.