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Principal Software Development Engineer in Test

eClinical Solutions · On-site · Mansfield, MA (1-2 days a week in office) · $150k–$175k

Posted by eClinical Solutions on their careers site · View the original posting

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Mid level

Open 19 days

The posting, as eClinical Solutions wrote it

Principal Software Engineer in Test

eClinical Solutions is transforming clinical development with elluminate®, our Clinical Data Cloud, helping life sciences organizations unify, analyze, and unlock the value of their data faster than ever before. By combining a modern cloud platform with expert data services, we empower smarter decisions across the clinical trial lifecycle—accelerating innovation that ultimately improves patient outcomes.

Our engineering teams build enterprise-grade, revenue-generating products at the intersection of cloud, data, analytics, and emerging AI technologies. If you’re excited about building sophisticated software that makes a real-world impact in healthcare, this is the place to do it.

You will make an impact

The Principal SDET will be a core member of the eClinical Solutions R&D Team. The Principal SDET will be primarily responsible for architecting and evolving automation frameworks and infrastructure, providing technical leadership, mentoring engineers, reviewing automation code quality, driving automation strategy, ensuring scalable and maintainable test automation solutions across the organization, and driving the initiative of migrating existing tests and infrastructure onto a new testing platform. In addition, the Principal SDET will collaborate closely with development, DevOps, architecture, and QA teams to establish best practices for automation, quality engineering, continuous testing, and system reliability. This position will report to the Senior Director, Software Quality Assurance

Your day to day

  • Design, develop, and maintain scalable enterprise-level test automation frameworks from scratch.
  • Lead framework and infrastructure evolution initiatives as part of the global SQA automation team.
  • Drive migration initiatives for existing automation frameworks, test suites, and infrastructure onto modern testing platforms.
  • Provide technical leadership and mentorship to automation engineers and SDET teams.
  • Hands-on experience in automating web-based applications using Playwright (PW) with C#/.NET.
  • Strong experience in automating REST API testing, service validation, and integration testing.
  • Experience validating database integrity, backend data consistency, and end-to-end data flows using SQL-based verification techniques.
  • Drive Shift-Left testing practices by integrating automated quality validation early in the software development lifecycle.
  • Design, build, and maintain ephemeral test environments for scalable and isolated automated testing workflows.
  • Hands-on experience testing applications in ephemeral/containerized environments as part of CI/CD pipelines.
  • Review and audit automation code for quality, maintainability, performance, and adherence to coding standards.
  • Review automation execution reports and proactively follow up on discrepancies and failures.
  • Train and mentor team members on framework usage, coding standards, automation best practices, and engine

[…]
s: C#, .NET, SQL, PL/SQL, REST APIs, HTTP/HTTPS, TLS/Security Fundamentals

  • Architecture & Engineering: Object-Oriented Programming (OOP), Systems Architecture, Distributed Systems Understanding, Docker Containers, Ephemeral Environment Architecture
  • Databases: SQL Server
  • Cloud & DevOps Platforms: AWS, Docker, CI/CD Tooling, Git, Bitbucket, Jira, TeamCity
  • Additional Skills: Proficiency in Microsoft Office Applications and Confluence

AI Use Statement

Employees are expected to appropriately leverage company-approved AI tools to improve productivity and quality while adhering to company policies, protecting confidential information, validating AI-generated content, and exercising sound professional judgment. AI is intended to augment—not replace—professional judgment, critical thinking, accountability, and decision-making. Accountability for all work remains with the employee.

Accelerate your skills and career within a fast-growing company while impacting the future of healthcare. We have shared our story, now we look forward to learning yours!

eClinical is a winner of the 2025 Top Workplaces USA Award for Remote Work! We have also received numerous Top Workplaces Culture Excellence Awards celebrating our exceptional company vision, values, and work-life balance. See all the details here: https://topworkplaces.com/company/eclinical-solutions/

eClinical Solutions is a people first organization. Our inclusive culture values the contribution that diversity brings to our business. We celebrate individual experiences that connect us and that inspire innovation in our community. Our team seeks out opportunities to learn, grow and continuously improve. Bring your authentic self, you are welcome here!

We are proud to be an equal opportunity employer that values diversity. Our management team is committed to the principle that employment decisions are based on qualifications, merit, culture fit and business need.

Pay Range

US Pay Ranges
$150,000 — $175,000 USD