QA Automation Testing Engineer

Re:Build Manufacturing•Los Angeles, CA

1d•$95,000 - $143,000

About The Position

About Re:Build Manufacturing Re:Build Manufacturing is a growing family of industrial and engineering businesses combining enabling technologies, operational superiority, and strategic M&A to build America’s next generation industrial company. At Re:Build we deploy deep expertise in engineering, operations management, and technology to supercharge the performance of our member companies. We leverage deep professional expertise and a candid, principled operating culture to drive differentiated outcomes. Ours is a fast-paced environment where individuals can stretch and be challenged to pursue their fullest potential. Re:Build was founded to pioneer a profitable model for the revitalization of US manufacturing. We’ve assembled a powerful set of complimentary capabilities and lines of business that enable us to pursue a wide range of end markets. Our acquired businesses are grounded in build-to-print and by-the-hour engineering and design services, and we’re leveraging their combined expertise to migrate to increasingly sophisticated program development and production, as well as the generation of our own products. Our unique set of capabilities lend themselves to highly complex systems and products, and we offer customers a range of services including product and systems design, automation, fabrication, assembly, and large volume contract manufacturing. Our customers span a wide array of industries including aerospace, defense, mobility, healthcare, pharma, biotech, clean tech, chemicals, energy, lifestyle, food production, and industrial equipment. Who we are looking for The QA Automation Testing Engineer owns product quality through an automation-first approach . This role is responsible for translating product and technical requirements into scalable automation strategies, designing and maintaining robust automated test suites for critical user flows and APIs, and integrating those suites into CI/CD pipelines to deliver fast, reliable signals on release readiness. Automation is the primary lever for quality in this role. Manual and exploratory testing are performed selectively and intentionally, only where automation is not practical or where additional insight is required. In close partnership with engineering and product teams, the Automation Testing Engineer continuously improves automation coverage, reliability, and execution efficiency to enable predictable, high-quality releases. Re:Build Compensation Philosophy The base salary range for this role is $95,000–$143,000. Compensation is determined based on relevant experience, skills, job-related qualifications, and geographic location. Performance-based bonus eligibility for all employees Annual Re:Build incentive stock awards Competitive, comprehensive benefits plan The Opportunity Exciting opportunity to work in a multi-site, high-tech manufacturing and technology conglomerate Impactful role with significant autonomy and variety Investor-backed organization supporting long-term growth Competitive financial rewards Substantial learning opportunities and the potential to take on expanded responsibilities over time

Requirements

Automation & Testing Experience 3+ years of professional experience in automation testing or QA automation
Proven ownership of automated test coverage and quality outcomes in production environments
Strong experience translating requirements into automation-first testing strategies
Tools & Technologies Hands-on experience with Playwright for automated web testing
Proficiency in Python for test automation, scripting, and validation
Experience automating tests for web applications, APIs, and backend integrations
Experience integrating automation into CI/CD pipelines
Performance & Cloud Experience with Locust or similar tools for automated performance and load testing
Experience with AWS and cloud-based application testing
Quality Engineering & Collaboration Strong experience writing and maintaining automated regression suites
Strong debugging, analytical, and problem-solving skills
Excellent written and verbal communication skills
Ability to collaborate effectively with engineering, product, and DevOps teams
Experience guiding or mentoring other QA or automation engineers
Additional Requirements Fluency in written and spoken English
Willingness to travel as needed
Ability to pass a background check
Location Requirement: Due to business and collaboration requirements, this role requires residency in either the Los Angeles, CA or Seattle, WA metropolitan areas.

Nice To Haves

Experience automating Microsoft authentication workflows , including MSAL, Azure AD / Entra ID , or Microsoft-hosted applications
Experience testing or automating AI-powered user interfaces or data-driven systems
Deep experience optimizing CI/CD automation pipelines and test execution performance
Experience defining or improving automation standards, protocols, or quality metrics
Prior experience in SaaS or cloud-native product environments
Personal Attributes Strong sense of ownership and accountability for automation quality
Proactive and vocal in identifying risks and advocating for automation improvements
Comfortable operating in fast-paced environments with shifting priorities
Highly analytical with the ability to identify root causes and propose actionable solutions
Data-driven approach, using metrics and trends to drive continuous improvement
Highly organized, meticulous, and able to manage multiple testing streams
Collaborative team player who contributes positively across functions
Adaptable and eager to learn new tools, technologies, and domains

Responsibilities

Design, build, and maintain automation-first test strategies aligned to product and technical requirements
Develop and complete automated test suites across web applications, APIs, and AI-powered user interfaces
Implement test automation using Playwright and Python , ensuring coverage of functional, performance, and reliability requirements
Integrate automated tests into CI/CD pipelines to provide actionable quality signals and release readiness indicators
Perform targeted manual and exploratory testing when automation is not sufficient or cost-effective
Identify, document, and track defects, partnering closely with engineering and product teams to ensure timely resolution
Validate backend integrations, data workflows, and system behavior across AWS-hosted services and internal platforms
Implement and maintain automated regression coverage to support stable, predictable release cycles
Conduct performance and load testing using tools such as Locust to assess scalability and responsiveness
Continuously improve automation frameworks, tooling, and QA processes through adoption of guidelines
Adhere to company software standards and quality procedures
Work in alignment with The Re:Build Way