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Modem System Test Engineer Jobs in California (NOW HIRING)

Zoox

Autonomy System Test Engineer

Foster City, CA · On-site

$144K - $193K/yr

As an Autonomy Systems Test Engineer at Zoox, you will help accelerate our product development by helping our developers build the safest and most reliable autonomous driving software possible. As ...

Zoox

Autonomy System Test Engineer

Foster City, CA · On-site

$144K - $193K/yr

As an Autonomy Systems Test Engineer at Zoox, you will help accelerate our product development by helping our developers build the safest and most reliable autonomous driving software possible. As ...

Skylo

Senior System Test Engineer

Mountain View, CA · On-site

Summary Of How You Will Impact Skylo We are seeking a highly skilled System Test Engineer to design and execute quality assurance strategies for Skylo's end-to-end satellite Non-Terrestrial Network ...

Zoox

Autonomy System Test Engineer

Foster City, CA

As an Autonomy Systems Test Engineer at Zoox, you will help accelerate our product development by helping our developers build the safest and most reliable autonomous driving software possible. As ...

Koch Industries

Optical System Test Engineer

Fremont, CA · On-site

$130K - $180K/yr

Your Job As an Optical System Test Engineer you'll lead systems engineering and lab management for our cutting-edge DWDM optical network. You'll work with external technical experts and collaborate ...

Nvidia

Senior System Test Engineer

Santa Clara, CA · On-site

We are looking to hire a System Test Engineer who will work in the test solutions group at NVIDIA developing manufacturing test solutions for Datacenter products. Through HW and SW expertise, you ...

Nvidia

Senior System Test Engineer

Santa Clara, CA · On-site

... Test Engineer to manage Datacenter product testers. You will be joining the Test Solution Group that architects and develops manufacturing test solutions for Datacenter system products at NVIDIA.

Nvidia

Senior System Test Engineer

Santa Clara, CA · On-site

... Test Engineer to manage Datacenter product testers. You will be joining the Test Solution Group that architects and develops manufacturing test solutions for Datacenter system products at NVIDIA.

Nvidia

Senior System Test Engineer

Santa Clara, CA · On-site

Define and implement manufacturing test solutions for Datacenter System products. * Work closely ... Background with Python programming and bash scripting. * Excellent problem-solving skills ...

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All JobsModem System Test Engineer JobsModem System Test Engineer Jobs in California

Modem System Test Engineer information

What is a modem system test engineer?

Modem System Test Engineers are professionals who design, develop, and execute tests to ensure the reliability and performance of modem systems, which enable wireless communication in devices such as smartphones and IoT gadgets. They work with hardware and software teams to identify, troubleshoot, and resolve issues related to connectivity, data transmission, and network compatibility. Their responsibilities often include automating test cases, analyzing logs, and validating modem features against industry standards. This role is crucial in ensuring that wireless products deliver high-quality user experiences and comply with regulatory requirements.

What are the typical challenges faced by a modem system test engineer when working with new device releases?

Modem System Test Engineers often encounter challenges related to ensuring compatibility and performance across a wide range of networks and devices, especially during new device launches. Rapidly evolving hardware and software can introduce unexpected bugs, requiring thorough regression and exploratory testing. Additionally, collaborating with cross-functional teams, such as development, QA, and carrier partners, is essential to address integration issues and meet tight project deadlines. Staying adaptable and maintaining clear communication are key to overcoming these obstacles.

What is the difference between Modem System Test Engineer vs Modem Firmware Engineer?

AspectModem System Test EngineerModem Firmware Engineer
Primary FocusTesting and validation of modem systems and hardwareDeveloping and optimizing modem firmware and software
Required SkillsTesting methodologies, hardware troubleshooting, knowledge of communication protocolsEmbedded programming, firmware development, C/C++ skills
Work EnvironmentTesting labs, hardware integration environmentsSoftware development environments, embedded systems
Common CertificationsISTQB, hardware testing certificationsEmbedded systems certifications, C programming certifications

While both roles involve working with modems, the Modem System Test Engineer primarily focuses on testing and validating hardware and system performance, whereas the Modem Firmware Engineer concentrates on developing and maintaining the firmware that runs on modems. Both roles are essential in the modem development lifecycle and often collaborate closely.

What are popular job titles related to Modem System Test Engineer jobs in California?

For Modem System Test Engineer jobs in California, the most frequently searched job titles are:

What job categories do people searching Modem System Test Engineer jobs in California look for?

The top searched job categories for Modem System Test Engineer jobs in California are:

Modem System Test Engineer jobs near you
Infographic showing various Modem System Test Engineer job openings in California as of August 2026, with employment types broken down into 11% Internship, 67% Full Time, and 22% Contract. Highlights an 100% In-person job distribution.

System Test Engineer -Control Segment/ Principal System Test Engineer -Control Segment

Northrop Grumman Corporation

Edwards, CA

$83K - $125K/yr

Full-time

Medical, Life, PTO

Re-posted 25 days ago

Northrop Grumman rating

8.3

Company rating: 8.3 out of 10

Based on 368 frontline employees who took The Breakroom Quiz

66th of 545 rated manufacturers

Job description

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: Top SecretTRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.

Northrop Grumman Aeronautics Systems has an opening for a System Test Engineer -Control Segment/ Principal System Test Engineer -Control Segment to join the team of qualified individuals. Position is located in Edwards AFB, CA or Palmdale, CA.

Join Northrop Grumman on our continued mission to push the boundaries of possible across land, sea, air, space, and cyberspace. Enjoy a culture where your voice is valued and start contributing to our team of passionate professionals providing real-life solutions to our world's biggest challenges. We take pride in creating purposeful work and allowing our employees to grow and achieve their goals every day by Defining Possible. With our competitive pay and comprehensive benefits, we have the right opportunities to fit your life and launch your career today.

Key Responsibilities:

  • Include ensuring System-Under-Test readiness to execute the tests safely and efficiently.
  • Serves as an integral part of the test team and provides subject matter expertise during test events.
  • Troubleshoots and resolves issues during test events as required. Assesses anomalies, documents troubleshooting efforts, and develops resolutions in accordance with documented procedures in conjunction with Test and Quality Engineering.
  • Perform software installations as required. Maintain configuration management of software and hardware.
  • Authoring and editing procedure documents as required.

We offer flexible work arrangements, 4/10 work schedule with every Friday off, phenomenal learning opportunities, exposure to a wide variety of projects and customers, and a very friendly team environment. We are looking for self-motivated, proactive, and goal-oriented people to help us grow our services and become even better at what we do.

*This position may be filled at either level depending on the qualifications below*

Basic Qualifications for System Test Engineer -Control Segment (Level 2)

  • Must have a Bachelor of Science degree in a STEM discipline AND 2 years of related professional/military experience, OR a Master's degree AND 0 year of related professional/military experience.

Basic Qualifications for Principal System Test Engineer -Control Segment (Level 3)

  • Must have a Bachelor of Science degree in a STEM discipline AND 5 years of related professional/military experience, OR a Master's degree AND 3 years of related professional/military experience, OR a Ph.D. AND 1 year of related professional/military experience.

Basic Qualifications for Both Level 2 and 3:

  • Must have an active US Government Top Secret clearance (with a background investigation within the past 6 years or enrolled into Continuous Evaluation).
  • Must have the ability to obtain and maintain Special Access Program (SAP) clearance, within a reasonable amount of time as determined by business needs.
  • Experience with Linux and Windows Operating Systems
  • Computer Network hardware/software configuration experience
  • Familiarity with Linux command line
  • Must be willing to work a flexible work schedule that may include pre-planned extended shifts, holidays, and weekends

Preferred Qualifications:

  • Current applicable Special Access Program (SAP) clearance.
  • Ability to read/understand engineering blueprints/drawings (electrical interconnect, equipment rack)
  • Must be able to obtain/maintain IAT Level 2 Security Certification (Security +, CySA+, CCNA Security, GICSP,GSEC, SSCP) or IAT DoD level 3 (CASP, CCNP-Security, CISA, CISSP,GCED, GCIH) or able to obtain and maintain within 6 months of start date
  • Experience with Line-of-sight and Beyond Line-of-Sight Radio Frequency systems
  • Experience with USG aircraft operations
  • Familiarity with Crew Resource Management
  • Ability to read and understand network configurations (Routing protocols, network address translations, multicast)
  • Virtualization Experience (VMware VSphere)
  • Knowledge of Flight Test Operations
  • Experience with systems test processes
Primary Level Salary Range: $83,400.00 - $125,200.00Secondary Level Salary Range: $103,600.00 - $155,400.00The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

What Northrop Grumman employees say

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About Northrop Grumman

Sourced by ZipRecruiter

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible.

Industry

Space research administration

Company size

10,000+ Employees

Headquarters location

Falls Church, VA, US

Year founded

1939

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