Test and Data Engineer
OSI Systems
Torrance, CA · Posted October 23, 2026
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How AI is used in this kind of work
Among software quality assurance analysts and testers, AI is already used for a large share of the tasks. Measured exposure for software quality assurance analysts and testers: 52% (high).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
Skills this job asks for
Say which you have and which you want to build. We use it to match you to jobs like this one.
About the job
Overview
Rapiscan Systems, designs, manufactures and markets security and inspection systems worldwide. Our products are used to inspect baggage, cargo, people, vehicles and other objects for weapons, explosives, drugs and other contraband. Rapiscan Systems security and inspection devices can be found in a wide range of locations such as airports, border crossings, railway stations, sea ports and terminals, government and military installations, and nuclear facilities. We are seeking a Test and Data Engineer to join our team.
The Test and Data Engineer is an integral part of the Product team and development team in testing, feeding back and reporting the test results of the X-ray scan that detects bombs, contraband and other security risks. Their main responsibility is to plan and execute data collections and tests from our new prototype X-ray machines and algorithms. They will become familiar with existing data sets and manage broader data organization, curation, and access to these data sets.
This hybrid role provides a balance of onsite teamwork in Torrance, CA, and remote work flexibility through a combination of in-office and telecommuting arrangements.
Responsibilities
Developing and managing test sets and test items to create data sets for both testing and development purposes.
Conducting testing, which involves scanning test items and collecting detailed test records.
Manage existing datasets and facilitate their repurpose for new algorithm development.
Manage ingest of data from diverse customer sites and streams of commerce.
Analyzing and curating test datasets and providing feedback to the algorithm development team. Over time they will familiarize themselves with regulatory and commercial requirements to better guide algorithm development.
Keep accurate records of testing, observations and results. Manage and maintain new and existing algorithm data sets and test material inventory.
Label data to provide ground truth for algorithm development and testing.
Uphold the company’s core values of Integrity, Innovation, Accountability, and Teamwork
Demonstrate behavior consistent with the company’s Code of Ethics and Conduct
It is the responsibility of every employee to report to their manager or a member of senior management any quality problems or defects in order for corrective action to be implemented and to avoid recurrence of the problem
Duties may be modified or assigned at any time to meet the needs of the business.
Qualifications
Bachelor’s degree in engineering or computer science, required.
2+ years of relevant experience required.
Proficiency with Python.
Familiarity with AWS, preferred.
Up to 25% domestic and international travel required.
Able to work independently.
Analytical mind and ability to identify trends in data.
Attention to detail with meticulous record keeping.
This work will include standing, lifting, bending, and scanning bag sets; must be able to lift up to 50 pounds.
Selected candidate must be able to successfully pass an in-depth federal background check in order to obtain and maintain access to Sensitive Security Information (SSI).
This position is not eligible for visa sponsorship. Applicants must be legally authorized to work in the United States without employer sponsorship.
Desirable
Experience or knowledge of munitions, weapons and explosives would be beneficial.
Knowledge of testing methodologies, analysis methods and statistics.
Familiarity with x-ray technology is a plus.
Experience working with regulatory test bodies.
#LI-hybrid
#LI-TC1
Please review our benefits here: Life at OSI
Pay may range from $90,000 to $110,000 annually.
The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location and date of hire. Please note that the salary information shown above is a general guideline only. Salaries are based upon candidate experience and qualifications, as well as market and business considerations.
Base salary is one component of your total rewards package. You may be eligible for long-term incentives, potential discretionary bonuses, and the ability to purchase company stock at a discounted rate through the Employee Stock Purchase Program (ESPP). OSI also offers comprehensive benefits including various options for health plans, access to 401(k) retirement plan, health savings account, disability insurance, life insurance, AD&D insurance, leave of absence programs and an array of voluntary benefits. In addition, paid time off is offered to be used for vacation, holidays, bereavement, and jury duty. Full-Time salaried employees are entitled to flexible time-off.
NOTICE TO THIRD PARTY AGENCIES
OSI Systems, Inc. and its subsidiaries (collectively “OSI”) does not accept unsolicited resumes from recruiters or employment agencies. If any person or entity, including a recruiter or agency, submits any information, including any resume or information regarding any potential candidate, without a signed agreement in place with OSI, OSI explicitly reserves the right to use such information, and pursue and/or hire such candidates, without any financial obligation to the person, recruiter or agency. Any unsolicited information or resumes, including those submitted directly to hiring managers, are considered and deemed to be the property of OSI.
Equal Opportunity Employer - Disability and Veterans
Know Your Rights
Poster Link:
https://www.eeoc.gov/sites/default/files/2023-06/22-088_EEOC_KnowYourRights6.12ScreenRdr.pdf
OSI Systems, Inc. has three operating divisions: (a) Security, providing security and inspection systems, turnkey security screening solutions and related services; (b) Healthcare, providing patient monitoring, diagnostic cardiology and anesthesia systems; and (c) Optoelectronics and Manufacturing, providing specialized electronic components and electronic manufacturing services for original equipment manufacturers with applications in the defense, aerospace, medical and industrial markets, among others.
Developing and managing test sets and test items to create data sets for both testing and development purposes.
Conducting testing, which involves scanning test items and collecting detailed test records.
Manage existing datasets and facilitate their repurpose for new algorithm development.
Manage ingest of data from diverse customer sites and streams of commerce.
Analyzing and curating test datasets and providing feedback to the algorithm development team. Over time they will familiarize themselves with regulatory and commercial requirements to better guide algorithm development.
Keep accurate records of testing, observations and results. Manage and maintain new and existing algorithm data sets and test material inventory.
Label data to provide ground truth for algorithm development and testing.
Uphold the company’s core values of Integrity, Innovation, Accountability, and Teamwork
Demonstrate behavior consistent with the company’s Code of Ethics and Conduct
It is the responsibility of every employee to report to their manager or a member of senior management any quality problems or defects in order for corrective action to be implemented and to avoid recurrence of the problem
Duties may be modified or assigned at any time to meet the needs of the business.
Bachelor’s degree in engineering or computer science, required.
2+ years of relevant experience required.
Proficiency with Python.
Familiarity with AWS, preferred.
Up to 25% domestic and international travel required.
Able to work independently.
Analytical mind and ability to identify trends in data.
Attention to detail with meticulous record keeping.
This work will include standing, lifting, bending, and scanning bag sets; must be able to lift up to 50 pounds.
Selected candidate must be able to successfully pass an in-depth federal background check in order to obtain and maintain access to Sensitive Security Information (SSI).
This position is not eligible for visa sponsorship. Applicants must be legally authorized to work in the United States without employer sponsorship.
Desirable
Experience or knowledge of munitions, weapons and explosives would be beneficial.
Knowledge of testing methodologies, analysis methods and statistics.
Familiarity with x-ray technology is a plus.
Experience working with regulatory test bodies.
#LI-hybrid
#LI-TC1
Please review our benefits here: Life at OSI
Pay may range from $90,000 to $110,000 annually.
The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location and date of hire. Please note that the salary information shown above is a general guideline only. Salaries are based upon candidate experience and qualifications, as well as market and business considerations.
Base salary is one component of your total rewards package. You may be eligible for long-term incentives, potential discretionary bonuses, and the ability to purchase company stock at a discounted rate through the Employee Stock Purchase Program (ESPP). OSI also offers comprehensive benefits including various options for health plans, access to 401(k) retirement plan, health savings account, disability insurance, life insurance, AD&D insurance, leave of absence programs and an array of voluntary benefits. In addition, paid time off is offered to be used for vacation, holidays, bereavement, and jury duty. Full-Time salaried employees are entitled to flexible time-off.
NOTICE TO THIRD PARTY AGENCIES
OSI Systems, Inc. and its subsidiaries (collectively “OSI”) does not accept unsolicited resumes from recruiters or employment agencies. If any person or entity, including a recruiter or agency, submits any information, including any resume or information regarding any potential candidate, without a signed agreement in place with OSI, OSI explicitly reserves the right to use such information, and pursue and/or hire such candidates, without any financial obligation to the person, recruiter or agency. Any unsolicited information or resumes, including those submitted directly to hiring managers, are considered and deemed to be the property of OSI.
Equal Opportunity Employer - Disability and Veterans
Know Your Rights
Poster Link:
https://www.eeoc.gov/sites/default/files/2023-06/22-088_EEOC_KnowYourRights6.12ScreenRdr.pdf
OSI Systems, Inc. has three operating divisions: (a) Security, providing security and inspection systems, turnkey security screening solutions and related services; (b) Healthcare, providing patient monitoring, diagnostic cardiology and anesthesia systems; and (c) Optoelectronics and Manufacturing, providing specialized electronic components and electronic manufacturing services for original equipment manufacturers with applications in the defense, aerospace, medical and industrial markets, among others.