Staff System Test Automation Engineer, AI

Sunnyvale, CAPosted 9 days ago

Role Overview

Sonatus is hiring a Staff System Test Automation Engineer, AI. This is a full-time hybrid role, based in Sunnyvale. Part of Sonatus's Mobile hiring, posted last week. Full responsibilities, required qualifications, and the apply link are listed in the description below.

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Job description

At Sonatus, we’re driving the transformation to AI-enabled software-defined vehicles. Traditional automotive software methods can’t keep pace with consumer expectations shaped by the mobile industry—where features evolve rapidly, update seamlessly, and improve continuously. That’s why leading OEMs trust Sonatus to accelerate this shift. Our technology is already in production across more than 8 million vehicles on the road today and rapidly expanding.

Headquartered in Sunnyvale, CA, with 250+ employees worldwide, Sonatus combines the agility of a fast-growing company with the scale and impact of an established partner. Backed by strong funding and proven by global deployment, we’re solving some of the most interesting and complex challenges in the industry. Join us and help redefine what’s possible as we shape the future of mobility.

The Opportunity:

Sonatus is looking for an experienced Staff System Test Engineer with deep expertise in AI testing to lead quality efforts across AI-driven embedded and cloud-connected systems. This role centers on validating AI model testing, deployment, monitoring, and test automation within innovative automotive and cloud environments. This is a hybrid role where you must come into our Sunnyvale HQ office 3 days a week. You will be reporting to our Senior Manager, Engineering (QA Automation - Vehicle).

Role and Responsibility:

Collaborate with diverse teams to define testing strategies for challenging and innovative projects.
Develop and execute detailed test plans using both automated and manual testing.
Triage integration issues, replicate problems, and assist in identifying root causes and solutions.
Escalate potential issues (Software, Hardware, Resources) to the Project Manager/Executive team.
Track testing activities, ensuring clear alignment across key stakeholders
Identify areas for improvement in test coverage and methodology, providing valuable suggestions.
Act as the gatekeeper for each release, representing the voice of customers and providing constructive feedback.
Work with the development team to orchestrate AI model deployment, testing, and scoring.

Qualifications:

A bachelor’s degree (MS preferred) in computer science, computer engineering, electrical engineering, or other related fields is required.
Minimum 5 years of experience in embedded software in data centers, networking, security, cloud services, or the automotive industry, and minimum 1+ year of experience with AI model development and testing.
Proficient in test methodologies with experience in system-level testing of physical devices.
Familiarity with the Linux command line and proficiency in shell scripting.
Familiarity with Quality Assurance for the Cloud Platform developed on private and public Cloud Infrastructure.
Strong expertise in AI fundamentals, neural networks, and model deployment and ML flow.
Strong experience in E2E testing of cloud-controlled / monitored embedded products.
Review and challenge product requirements, design, and functional specifications.
Proficient in developing, reviewing, and modifying Python scripts to enhance test coverage.
Experience with designing and implementing test tools for AI/ML automation and deployment
Familiarity with common test frameworks such as PyTest, Playwright, Behave, or similar.
Familiarity with test tools in the data analytics space is a plus.
Proficiency in JIRA, Jenkins, or similar tools.

Sunnyvale HQ Benefits & Perks Offered:

Health care plan (Medical, Dental & Vision)
Flexible and Dependent Care Expense program
Retirement plan (401k)
Life Insurance (Basic, Voluntary & AD&D)
Unlimited paid time off per year, 14+ paid holidays
Hybrid office work arrangement
Complimentary lunches, snacks, and beverages during on-site working days
Wellness benefit allowance
Phone & Internet reimbursement
Computer Accessory Allowance

The posted salary range is a general guideline and represents a good faith estimate of what Sonatus ("Company") could reasonably expect to pay for a base salary for this position. The pay offered to a selected candidate will be determined based on factors such as (but not limited to) the scope and responsibilities of the position, the qualifications of the selected candidate, departmental budget availability, geographic location and external market pay for comparable jobs. The Company reserves the right to modify this range in the future, as needed, as market conditions change.

Base Salary Pay Range

$148,500—$204,000 USD

About Sonatus

Sonatus

MobileHybrid

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Frequently Asked Questions

How do I apply for the Staff System Test Automation Engineer, AI position at Sonatus?

Use the Apply button above to submit your application directly to Sonatus. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.

Is the Staff System Test Automation Engineer, AI role at Sonatus remote or in-office?

This is a hybrid role based in Sunnyvale. Expect a mix of in-office and remote days, with the specific cadence set by the hiring manager.

What does a Staff System Test Automation Engineer, AI at Sonatus earn?

Sonatus has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.

When was the Staff System Test Automation Engineer, AI role at Sonatus posted?

This role was posted on June 30, 2026 (9 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.

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