Sr Engineer, Software Automation

Posted 8 Days Ago
Be an Early Applicant
Irvine, CA, USA
In-Office
110K-130K Annually
Senior level
Healthtech
The Role
The Senior Engineer, Software Automation will design, develop, and maintain automation frameworks for applications while ensuring quality and security through testing. Responsibilities include collaboration across teams, managing test environments, and mentoring.
Summary Generated by Built In

Job Summary

The Senior Engineer, Software Automation is responsible for designing, developing, and maintaining automation frameworks to ensure the quality, security, and performance of on-premises server–client applications, mobile platforms (Android and iOS), and cloud-based services. This role requires expertise in test automation, networking, system-level validation, and secure software practices. The successful candidate will collaborate cross-functionally to validate complex, interconnected systems and drive continuous improvement in testing and product quality.

Key Responsibilities

  • Design, develop, and maintain automated test suites for on-premises applications, mobile platforms, and cloud services/APIs.
  • Execute and analyze manual and automated test cases; troubleshoot issues using test results and logs.
  • Validate system behavior in secure networking environments, ensuring alignment with cybersecurity best practices.
  • Collaborate with engineering, QA, DevOps, and security teams to ensure comprehensive coverage of functional, performance, and security testing.
  • Build and manage complex test environments including physical infrastructure, mobile devices, and cloud/virtualized components.
  • Identify and report potential security vulnerabilities in partnership with internal security and compliance teams.
  • Contribute to CI/CD pipelines and integrate automation into development workflows.
  • Document test strategies, execution results, and recommendations for quality improvements.
  • Mentor junior engineers and promote a culture of quality, security, and continuous learning.

Minimum Qualifications

  • Bachelor’s degree in Computer Science, Software Engineering, or related field.
  • 7+ years of experience in software engineering or test automation.
  • Proficiency in Java and Python for automation scripting.
  • Strong knowledge of networking protocols and systems (e.g., TCP/IP, DNS, DHCP, HTTP/S).
  • Experience with mobile testing tools (e.g., Appium, Espresso, XCUITest).
  • Hands-on experience testing cloud applications and APIs (AWS, Azure, GCP, or private cloud).
  • Familiarity with cybersecurity principles and secure coding/testing practices.
  • Experience working in secure network or compliance-driven environments.
  • Strong analytical, problem-solving, and communication skills.
  • Ability to work onsite Monday - Friday in Irvine, CA. 

Preferred Qualifications

  • Master’s degree in Computer Science, Engineering, Cybersecurity, or related field.
  • Experience with security testing tools and practices (e.g., static/dynamic analysis, vulnerability scanning, OWASP Top 10).
  • Knowledge of authentication, authorization, encryption, and secure communications.
  • Hands-on experience with API security testing (e.g., Postman, REST Assured, OWASP ZAP).
  • Familiarity with DevSecOps practices and integrating security into CI/CD pipelines.
  • Experience with performance, load, or penetration testing.
  • Background in Agile/Scrum development environments.

Compensation: The anticipated range for this position is $110,000 - $130,000. Actual placement within the range is dependent on multiple factors, including but not limited to skills, education, and experience. 

Physical Requirements/Work Environment:

This position primarily works in an office environment. It requires frequent sitting, standing and walking.  Daily use of a computer and other computing and digital devices is required. May stand for extended periods when facilitating meetings or walking in the facilities. 

The physical demands of the position described herein are essential functions of the job and employees must be able to successfully perform these tasks for extended periods. Reasonable accommodations may be made for those individuals with disabilities to perform the essential functions of the job described.

Top Skills

Appium
AWS
Azure
Espresso
GCP
Java
Owasp Zap
Postman
Python
Rest Assured
Xcuitest
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The Company
HQ: Irvine, California
3,639 Employees
Year Founded: 1989

What We Do

Masimo (NASDAQ: MASI) is a global medical technology company that develops and produces a wide array of industry-leading monitoring technologies, including innovative measurements, sensors, patient monitors, and automation and connectivity solutions. Our mission is to improve life, improve patient outcomes, reduce the cost of care, and take noninvasive monitoring to new sites and applications. Masimo SET® Measure-through Motion and Low Perfusion™ pulse oximetry, introduced in 1995, has been shown to outperform other pulse oximetry technologies in over 100 independent and objective studies, which can be found at www.masimo.com/evidence/featured-studies/feature. Masimo SET® is estimated to be used on more than 200 million patients around the world each year and is the primary pulse oximetry at all 10 top U.S. hospitals as ranked in the 2025 Newsweek World’s Best Hospitals listing. Additional information about Masimo and its products may be found at www.masimo.com.

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