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Mercury Systems
Mercury Systems

60 Mercury Systems Test Engineer Jobs Hiring Near You

Mercury Systems

Test Engineer III

Torrance, CA · On-site

Mercury Systems is seeking a Test Engineer III to lead test efforts in our data processing and avionics systems for mission critical aerospace and defense applications. This role plays a pivotal part ...

Mercury Systems

Test Engineer III

Torrance, CA · On-site

Mercury Systems is seeking a Test Engineer III to lead test efforts in our data processing and avionics systems for mission critical aerospace and defense applications.This role plays a pivotal part ...

Mercury Systems

Lead Test Technician

Phoenix, AZ · On-site

... engineering test builds. This position requires you to have an active government security clearance. Security clearances may only be granted to U.S. citizens. Why should you join Mercury Systems?

Mercury Systems

Lead Test Technician

Phoenix, AZ

... engineering test builds. This position requires you to have an active government security clearance. Security clearances may only be granted to U.S. citizens. Why should you join Mercury Systems?

Mercury Systems

Test Engineer III

Hudson, NH · On-site

Mercury Systems is seeking a Test EngineerIIIto lead test efforts in developing and executing ... Partner with systems engineering, hardware design, and software development teams to align ...

Mercury Systems

Systems Engineer II

Cypress, CA · On-site

Job Summary Mercury Systems is seeking a Systems Engineerto assist in the development of the next ... Experience executing System Engineering activities such as translating stakeholder needs ...

Mercury Systems

Firmware Engineering Lead

Cypress, CA · On-site

Mercury Systems is seeking a Firmware Engineer to join a collaborative engineering team focused on ... Partners with test engineering, systems engineering, and customer support teams to reproduce ...

Mercury Systems

Systems Engineer III

Cypress, CA

Mercury Systems is seeking a Systems Engineerto assist in the development of the next-generation of ... You'll be working in a matrix organization on multi-disciplined engineering teams while ...

Mercury Systems

Systems Engineer III

Cypress, CA · On-site

Mercury Systems is seeking a Systems Engineer to assist in the development of the next-generation of Mercury's industry-leading edge processing solutions. In this role, you will be supporting Mixed ...

Mercury Systems

RF Engineer Principal

Hudson, NH

Mercury Systems is seeking the best and brightest talent to help us bring cutting edge technology ... Resolve complex technical issues for product manufacturing and test * Foster skill development for ...

Mercury Systems

Software Engineering Lead

Cypress, CA · On-site

Mercury Systems is seeking a Software Engineer to lead a collaborative engineering team focused on ... Partners with test engineering, systems engineering, and customer support teams to reproduce ...

Mercury Systems

Principal RF Engineer

Cypress, CA · On-site

Mercury Systems Signal Technologies group has a great opportunity for an electrical RF Engineer ... Characterize RF performance using test equipment (VNA, spectrum analyzers, signal generators) and ...

Mercury Systems

RF Engineer Principal

Hudson, NH · On-site

Mercury Systems is seeking the best and brightest talent to help us bring cutting edge technology ... Resolve complex technical issues for product manufacturing and test * Foster skill development for ...

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Mercury Systems Jobs Information

What is it like to work at Mercury Systems?

Mercury Systems is a company that values innovation, collaboration, and customer satisfaction, fostering a culture of teamwork and dedication to delivering high-quality solutions. The company's engineering-driven approach and focus on developing cutting-edge technology for defense and aerospace applications create a dynamic work environment where employees can contribute to meaningful projects. Working at Mercury Systems may appeal to candidates who are passionate about technology, enjoy working on complex problems, and are motivated by the opportunity to make a positive impact on national security and defense.

What makes Mercury Systems an attractive place to work?

Mercury Systems is a leading provider of secure mission-critical technology solutions, serving the aerospace and defense industries with a strong reputation for innovation and reliability. The company fosters a collaborative work environment that encourages creativity, teamwork, and professional growth, with opportunities for employees to contribute to cutting-edge projects and develop their skills in a dynamic and supportive setting. By joining Mercury Systems, individuals can be part of a team that makes a meaningful impact on national security and defense, with opportunities for career advancement and personal development in a rapidly evolving industry.

Do workers at Mercury Systems get paid breaks?

Yes. Most people get paid breaks.
79% of people say they get paid breaks.
Based on data from 14 people who took the Breakroom Quiz between February 2025 and April 2026.

Does Mercury Systems pay people when they’re sick?

Yes. Most people get paid when they’re sick.
79% of people say they would get paid if they were sick but scheduled to work.
Based on data from 14 people who took the Breakroom Quiz between February 2025 and April 2026.

At Mercury Systems, are sick days and vacation days separate paid time off?

Only some people have separate paid time off for sick days and vacation.
40% of people say they have to use vacation days when they’re out sick.
Based on data from 10 people who took the Breakroom Quiz between July 2025 and April 2026.

Is the health insurance from Mercury Systems affordable enough for their workers?

Most people say the health insurance costs are okay.
78% of people say the health insurance costs are okay
Based on data from 9 people who took the Breakroom Quiz between March 2025 and April 2026.

Do people get paid time off at Mercury Systems?

Most people get paid time off work.
100% of people say they get paid time off.
Based on data from 10 people who took the Breakroom Quiz between July 2025 and April 2026.

Do workers at Mercury Systems worry about hours?

Some people worry about getting enough hours.
38% of people report they worry about getting enough hours.
Based on data from 8 people who took the Breakroom Quiz between February 2025 and April 2026.

Do Mercury Systems workers get to choose the shifts they work?

Most people get to choose which shifts they work.
67% report that they have enough control over which shifts they work.
Based on data from 6 people who took the Breakroom Quiz between February 2025 and August 2025.

How easy is it to get time off at Mercury Systems?

Most people find it easy to get time off.
86% of people report it’s easy to get time off.
Based on data from 14 people who took the Breakroom Quiz between February 2025 and April 2026.

Do Mercury Systems managers change schedules at the last minute?

Most managers don’t change people’s schedules at the last minute.
88% of people say their manager doesn’t change their shift schedule at the last minute.
Based on data from 8 people who took the Breakroom Quiz between February 2025 and April 2026.

Do jobs at Mercury Systems spill into time workers aren’t paid for?

Rarely. The job doesn't usually spill into unpaid time.
29% of people report that their job takes up time that they don’t get paid for.
Based on data from 7 people who took the Breakroom Quiz between February 2025 and August 2025.

How easy is it to take sick days at Mercury Systems?

Most people find it easy to take sick days.
80% of people report that it’s easy to take time off if they are sick.
Based on data from 15 people who took the Breakroom Quiz between February 2025 and April 2026.

Do people at Mercury Systems feel treated with respect by their managers?

Most people feel treated with respect by their managers.
71% of people say they’re treated with respect by their managers.
Based on data from 14 people who took the Breakroom Quiz between February 2025 and April 2026.

Do people at Mercury Systems get to take their breaks without interruption?

Most people get breaks without interruption.
87% of people report that they get to take their breaks without interruption.
Based on data from 15 people who took the Breakroom Quiz between February 2025 and April 2026.

Is it stressful to work at Mercury Systems?

Some people feel stressed out here.
60% of people say they often feel stressed out at work.
Based on data from 15 people who took the Breakroom Quiz between February 2025 and April 2026.

Do people at Mercury Systems enjoy their jobs?

Only some people enjoy their job.
46% of people report they don’t enjoy their job.
Based on data from 13 people who took the Breakroom Quiz between February 2025 and April 2026.

Do people at Mercury Systems recommend working with their team?

Only some people recommend working with their team.
53% of people report that they wouldn’t recommend working with their immediate team to a friend.
Based on data from 15 people who took the Breakroom Quiz between February 2025 and April 2026.

Do people get enough training when they start at Mercury Systems?

Most people didn’t get enough training when they started.
71% of people report they didn’t get enough training when they started working here.
Based on data from 14 people who took the Breakroom Quiz between February 2025 and April 2026.

Do people get support to advance at Mercury Systems?

Only some people are given support to advance their career here.
In the last year, 57% of people report not being given support to advance their career here.
Based on data from 14 people who took the Breakroom Quiz between February 2025 and April 2026.

Do people think Mercury Systems’s headquarters understands what’s happening where they work?

Most people think headquarters doesn’t understand what’s happening where they work.
79% of people think that this employer’s headquarters or owners don’t have a good understanding of what’s really happening where they work.
Based on data from 14 people who took the Breakroom Quiz between February 2025 and April 2026.

Do workers feel well informed about how Mercury Systems is doing?

Only some people feel well informed about how the company is doing.
50% of people feel that they aren’t kept well informed about how the company is doing as a whole.
Based on data from 14 people who took the Breakroom Quiz between February 2025 and April 2026.
What other companies are hiring for Test Engineer jobs?
What are the most popular jobs at Mercury Systems?
What are the most popular categories at Mercury Systems?
Infographic showing various Test Engineer job openings at Mercury Systems in the United States as of July 2026, with employment types broken down into 100% Full Time. Highlights an 89% Physical, and 11% Hybrid job distribution.

Test Engineer III

Mercury Systems

Torrance, CA • On-site

Full-time

Re-posted 12 days ago

Mercury Systems rating

8.2

Company rating: 8.2 out of 10

Based on 15 frontline employees who took The Breakroom Quiz

46th of 156 rated electronics manufacturers

Job description

Job Summary:
Mercury Systems is seeking a Test Engineer III to lead test efforts in our data processing and avionics systems for mission critical aerospace and defense applications. This role plays a pivotal part in ensuring product reliability, performance, and security across the full engineering lifecycle from concept to sustainment.
Job Responsibilities:
  • Ensuring test systems comply with quality requirements, reliability, and regulatory compliance
  • Work with cross-functional development teams to ensure that products are designed to facilitate testability including qualification, verification and validation requirements
  • Develop, specify and/or procure test equipment that meets quality objectives, design margins and the needs of manufacturing
  • Develop and write test documentation such as compliance matrices; Acceptance Test Procedures (ATP), Qualification Test Procedures (QTP), and Functional Test Procedures (FTP) using test standards such as MIL-STD-810G & H, MIL-STD-704A, and MIL-STD-461F & G
  • Oversee and conduct functional, environmental, stress, and security testing of hardware and software systems, ensuring performance in extreme conditions and mission-critical environments.
  • Work independently under minimal supervision and guidance to perform tasks of substantial complexity and conduct testing activities on site and at testing contract facilities
  • Produce test reports, presentation, and CDRL's for contractual deliverables
  • Train/cross-train test and troubleshooting techniques with Production test team
  • Troubleshoot systems and circuit card assemblies using relevant electrical, mechanical, and analytical tools to identify root cause and resolve technical issues.
  • Lead the troubleshooting activities, Investigate the cause of the failures and fix the defect at top level assembly, sub-level assembly, PCBA board level, components, and or test equipment
  • Collaborate with Mission Assurance teams to conduct root cause analyses for issues identified during testing and sustainment.

Required Qualifications:
  • Typically requires a bachelor's degree in electrical engineering, computer science, manufacturing engineering or equivalent experience
  • Typically requires 4+ years of experience testing electrical hardware or other military based systems
  • Experience with mixed-signal Printed Circuit Board Assembly (PCBA) and system validation test development
  • Experience in developing and executing verification and validation test procedures.
  • Experience testing ruggedized servers for harsh environments (e.g., extreme temperatures, shock, vibration).
  • Ability to read and understand circuit and wiring diagrams, technical specifications and electronics test procedures
  • Good understanding of manufacturing processes with the ability to work on multiple projects in a highly demanding environment
  • Experience understanding system and subsystem requirements & specification generation processes
  • Knowledge of a wide variety of electronics test and analyzing equipment including oscilloscopes, analyzers, power supplies, meters and any other special electronics test equipment necessary for testing, analyzing and/or troubleshooting/repairing
  • Experience understanding engineering principles and demonstrated application of those concepts with a focus on safety and regulatory compliance.
  • Experience in LabVIEW, Python, Bash, C#,C++, MATLAB, or other programming languages used for data collection and analysis.
  • This role is 100% on-site and based in Torrance, CA.

Preferred Qualifications:
  • Active U.S. Secret Clearance.
  • Experience with military standards such as MIL-STD-810, MIL-STD-461, and MIL-STD-1275.
  • Experience with Aerospace, Defense, Government, or Military sectors.
  • Skilled in documentation and collaboration platforms, including Confluence and SharePoint.
  • Experience with engineering lifecycle tools such as Jama, Jira, BitBucket.
  • Demonstrated leadership experience with the ability to guide Integrated Product Teams (IPTs) through ambiguity and tight deadlines.
  • Experience supporting both military and commercial programs.
  • Working knowledge of military and aerospace standards including MIL-STD-810, MIL-STD-461, DO-178C, and DO-254.
  • Hands on experience with environmental test equipment, including chambers used for hardware validation.

#LI-RL1
This position requires you to have or obtain a government security clearance. Security clearances may only be granted to U.S. citizens.
Why should you join Mercury Systems?
Mercury Systems is a technology company that makes the world a safer, more secure place. We push processing power to the tactical edge, making the latest commercial technologies profoundly more accessible for today's most challenging aerospace and defense missions. From silicon to system scale, Mercury enables customers to accelerate innovation and turn data into decision superiority. Headquartered in Andover, Massachusetts, Mercury employs more than 2,300 people in 24 locations worldwide. To learn more, visit mrcy.com
Our Culture
We are committed to making Mercury a great place to work, no matter where our employees are located. We offer a casual and enjoyable atmosphere that allows employees to learn and grow. We help and care for one another and work as one to achieve results for us and for our customers. We value communication and transparency, and strive to foster two-way dialogue at all levels of the organization. We are committed to lifelong learning, offering comprehensive skills training and tuition reimbursement. Whether you're just starting out on your career journey or you are an experienced professional, it's important to us that you feel recognized and rewarded for your contributions.
To find out more about Why Mercury?, or visit the Mercury Community or find answers to general questions at Mercury FAQs
Mercury Systems is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex (including pregnancy), sexual orientation, gender identity, national origin, genetic information, creed, citizenship, disability, protected veteran or marital status.
As an equal opportunity employer, Mercury Systems is committed to a diverse workforce. In order to ensure reasonable accommodation for individuals protected by Section 503 of the Rehabilitation Act of 1973, the Vietnam Veterans' Readjustment Act of 1974, and Title I of the Americans with Disabilities Act of 1990, applicants that require accommodation in the job application process may contact the number below for assistance.
(978) 256-1300
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