Sr. Principal Software Engineer - Supervisor (Embedded)

TSI Incorporated; Saint Paul (MN); On-site; USD 175,000 - 190,000; Full time

Benefits offered by this job

Comprehensive medical, dental, and vision coverage

401(k) with company match

Paid time off and holidays

Professional development opportunities

Job summary

A leading tech solutions provider located in Saint Paul, Minnesota, is seeking a Sr. Principal Software Engineer to develop embedded software across various platforms. The role involves supervising a small team while ensuring high-quality software development practices. Candidates must have extensive experience with embedded Linux, C/C++, and .NET, along with a solid educational background. Competitive salary ranges from $175,000 to $190,000 with benefits including health insurance and a retirement plan.

Qualifications

• Proven ability to architect and deliver embedded Linux platforms with kernel customization.
• Strong diagnostic skills for complex performance and concurrency issues.
• Leadership in driving architecture decisions and establishing best practices.

Responsibilities

• Develop embedded software for RTOS and Linux operating systems.
• Supervise a team of 4-6 employees and perform management tasks.
• Continuously improve software engineering practices.

Skills

Embedded Linux platforms

C/C++ programming

.NET programming

Kernel customization

Hardware/software co-design

DevOps

Agile methodologies

Unit testing

E2E testing

SOLID principles

Education

Bachelor’s Degree in Computer Science, Engineering, or related field

Tools

Yocto

GDB

Docker

Job description

Job Overview

Sr. Principal Software Engineer – Supervisor (Embedded) at TSI. TSI is reimagining their business and customer experience by delivering game changing digital solutions across a variety of market segments. The position involves developing embedded software in C, C++, and .NET running on both RTOS and Linux operating systems for both TSI‑designed and commercial off‑the‑shelf hardware.

What Will You Do?

• Analyze user requirements and architect and develop, test, implement, and support software solutions using programming languages, platforms, frameworks and tools
• Write code to deliver elegant and scalable solutions, both on‑prem and cloud
• Update existing software applications to enhance functionality, fix issues, and incorporate new features
• Demand quality—develop in a test‑driven manner with automation in mind
• Define and perform rigorous testing, including unit testing, integration testing, and debugging
• Collaborate—partner well with a diverse and passionate team
• Learn—adapt quickly to an evolving market and emerging trends, including outside‑of‑the‑box thinking, teamwork, and self‑organization
• Work with product owners to understand desired application capabilities
• Continuously improve and document software engineering practices
• Lead the craftsmanship, availability, resilience, and scalability of your solutions
• Coach and mentor team members
• Consider the organization's entire infrastructure when making changes and improvements

Supervisor/People Management

Supervisor/people management (~15% of time). Supervise a team of approximately 4–6 employees, including bi‑weekly 1:1 meetings, performance reviews, mentoring and coaching, promotion recommendations, monitoring goals and objectives, and recognition.

Required Qualifications

• Bachelor’s Degree in Computer Science, Engineering, or related field
• Extensive experience architecting and delivering embedded Linux platforms, including kernel customization, board support packages (BSPs), and full system bring‑up on complex hardware
• Expertise with Yocto, including creating and maintaining custom layers, optimizing build systems, and managing long‑term maintainability of embedded distributions
• Deep expertise in C/C++ and .NET for low‑level systems programming, with a strong track record of diagnosing and resolving complex performance, memory, and concurrency issues
• Strong background in hardware/software co‑design, including working closely with electrical engineering teams and debugging across interfaces such as SPI, I2C, PCIe, and high‑speed peripherals, and debugging tools (e.g., GDB, strace, perf) in resource‑constrained environments
• Demonstrated leadership in technical direction and mentoring, including driving architecture decisions, establishing best practices, and guiding teams through complex embedded development lifecycles
• Experience with DevOps and CI/CD
• Experience with SOLID principles
• Unit testing and E2E testing experience
• Agile experience
• Willing and excited to learn new technologies
• Mobile application skills a plus

Preferred/Additional Skills

• Experience with DevOps and CI/CD
• Experience with SOLID principles
• Unit testing and E2E testing experience
• Agile experience
• Willing and excited to learn new technologies
• Mobile application skills a plus

Benefits

• Health Insurance: Comprehensive medical, dental, and vision coverage.
• Retirement Plan: 401(k) with company match.
• Paid Time Off Program: Paid time off, paid holidays, and paid floating holidays.
• Other Benefits: Life insurance, employee assistance program (EAP), and professional development opportunities.
• Pay amount does not guarantee employment for any particular period of time.

Pay & Benefits

Competitive market salary from $175,000 - $190,000 per year* depending on qualifications and experience. For eligible Leadership and individual contributor roles, additional bonus opportunities may be available and awarded at the discretion of the Company.

Dress for Your Day

We want our employees to be comfortable at work and we know they are more productive when they’re comfortable. The dress for your day policy allows employees’ discretion to select appropriate dress for the business of each workday.

Legal Authorization

Legal authorization to work in the United States without the need for sponsorship. We require proof of eligibility to work in the United States.

EOE/Vet/Disability

EOE/Vet/Disability