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Signal Engineer Jobs in Seattle, WA (NOW HIRING)

Purple Hires Inc

Electrical Engineer

Seattle, WA · On-site

Mixed-Signal Circuit Design * Perform electrical engineering activities including design, installation, and maintenance * Work on schematic design and mixed-signal circuit development * Design ...

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Signal Engineer information

See Seattle, WA salary details

$40.4K

$109.4K

$191.3K

How much do signal engineer jobs pay per year?

As of Sep 2, 2026, the average yearly pay for signal engineer in Seattle, WA is $109,434.00, according to ZipRecruiter salary data. Most workers in this role earn between $91,100.00 and $123,000.00 per year, depending on experience, location, and employer.

What is a signal engineer?

Signal Engineers are professionals who design, install, maintain, and troubleshoot signaling systems that control train movements on railway networks. Their work ensures the safe and efficient operation of trains by managing signals, track circuits, and interlocking systems. Signal Engineers work closely with other railway professionals to implement modern signaling technology and comply with safety standards. They may also be involved in upgrading existing infrastructure or developing new systems for improved reliability and capacity.

What are some common challenges signal engineers face when working on railway or transportation projects?

Signal Engineers often encounter challenges such as integrating new signaling systems with legacy infrastructure, adhering to strict safety and regulatory standards, and coordinating with multidisciplinary teams including civil, electrical, and IT engineers. Projects may require balancing tight deadlines with the need for thorough testing and validation of signal systems to ensure passenger and worker safety. Effective communication and adaptability are essential, as priorities can shift quickly due to technical issues or changes in project scope.

What are the key skills and qualifications needed to thrive as a signal engineer, and why are they important?

To thrive as a Signal Engineer, you need a solid background in electrical or electronic engineering, strong analytical skills, and a relevant engineering degree or equivalent experience. Familiarity with signaling systems, CAD software, and industry-specific standards such as those from the Institute of Railway Signal Engineers (IRSE) or relevant certifications is typically required. Excellent problem-solving abilities, attention to detail, and effective communication help Signal Engineers collaborate and respond to safety-critical situations. These skills and qualifications are essential to ensure the safe and reliable operation of signaling systems in transportation networks.

What is the difference between Signal Engineer vs Communications Engineer?

AspectSignal EngineerCommunications Engineer
CredentialsBachelor's in Electrical/Electronic Engineering, certifications like IEEEBachelor's in Electrical, Electronics, or Communications Engineering, similar certifications
Work EnvironmentRailways, transit systems, transportation infrastructureTelecom companies, network providers, data centers
Industry UsageTransportation, infrastructure projectsTelecommunications, networking, data transmission
Job FocusDesign and maintenance of signaling systems for safety and efficiencyDesign and implementation of communication systems for data and voice transmission

While both roles require electrical engineering knowledge and similar certifications, Signal Engineers primarily focus on signaling systems in transportation, ensuring safety and operational efficiency. Communications Engineers concentrate on designing and maintaining communication networks for data and voice transmission across various industries.

How much do signal engineers make?

Signal engineers typically earn a median annual salary ranging from $70,000 to $100,000, depending on experience, location, and industry. Advanced skills in telecommunications systems, circuit design, and relevant certifications can lead to higher compensation.

What are popular job titles related to Signal Engineer jobs in Seattle, WA?

For Signal Engineer jobs in Seattle, WA, the most frequently searched job titles are:

What job categories do people searching Signal Engineer jobs in Seattle, WA look for?

The top searched job categories for Signal Engineer jobs in Seattle, WA are:

Signal Engineer jobs near you
Infographic showing various Signal Engineer job openings in Seattle, WA as of August 2026, with employment types broken down into 91% Full Time, 5% Part Time, and 4% Contract. Highlights an 88% Physical, 4% Hybrid, and 8% Remote job distribution, with an average salary of $109,434 per year, or $52.6 per hour.

Principal Signal Integrity Simulation Engineer

Microsoft

Redmond, WA • On-site

Full-time

Re-posted 18 days ago

Microsoft rating

8.5

Company rating: 8.5 out of 10

Based on 132 frontline employees who took The Breakroom Quiz

81st of 247 rated software companies

Job description

Overview
Microsoft Quantum is assembling a world-class team to build the world's first scalable quantum computing system. Our full-stack approach spans innovations from the quantum plane to cryogenic control electronics, system architecture, firmware, software, and cloud services. As the complexity of our systems grows, understanding and predicting system behavior across the entire signal chain becomes increasingly critical.
We are seeking a Principal Signal Integrity Simulation Engineer to lead the development of end-to-end simulation methodologies for next-generation quantum computing systems. This role sits at the intersection of signal integrity, RF engineering, cryogenic hardware, Cryo-CMOS electronics, packaging, and systems engineering. The successful candidate will define how system-level models are developed, validated, and applied across the organization to reduce risk, accelerate development, and improve system performance.
Microsoft's mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.
Responsibilities
  • Define and lead the end-to-end signal integrity simulation strategy for next-generation systems, spanning room-temperature electronics, cryogenic infrastructure, Cryo-CMOS subsystems, packaging, and quantum hardware.

  • Develop and maintain system-level models that predict signal fidelity, crosstalk, timing, noise, attenuation, and bandwidth limitations across the quantum control and readout stack.

  • Drive architecture trade studies and design decisions through simulation-based analysis, helping teams identify risks and optimize performance before hardware implementation.

  • Establish simulation methodologies, modeling standards, and validation practices using electromagnetic, circuit, behavioral, and system-level simulation tools.

  • Partner closely with Cryo-CMOS, packaging, readout, and qubit design teams to define interfaces and performance requirements for future quantum platforms.

  • Document designs, results, and methodologies to enable reproducibility, knowledge sharing, and downstream integration
  • Other
    • Embody our Culture and Values

Qualifications
Required/minimum qualifications
  • Doctorate in Electrical Engineering, Physics, or related field AND 3+ years technical engineering experience.
    • OR Master's Degree in Electrical Engineering, Physics, or related field AND 6+ years technical engineering experience
    • OR Bachelor's Degree in Electrical Engineering, Physics, or related field AND 8+ years technical engineering experience
    • OR equivalent experience.

Other Requirements:
  • Ability to meet Microsoft, customer and/or government security screening requirements are required for this role. These requirements include, but are not limited to the following specialized security screenings:
    • Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud Background Check upon hire/transfer and every two years thereafter.
    • Citizenship & Citizenship Verification: This role will require access to information that is controlled for export under export control regulations, potentially under the U.S. International Traffic in Arms Regulations (ITAR) or Export Administration Regulations (EAR), the EU Dual Use Regulation, and/or other export control regulations. As a condition of employment, the successful candidate will be required to provide either proof of their country of citizenship or proof of their U.S. permanent residency or other protected status (e.g., under 8 U.S.C. § 1324b(a)(3)) for assessment of eligibility to access the export-controlled information. To meet this legal requirement, and as a condition of employment, the successful candidate's citizenship will be verified with a valid passport. Lawful permanent residents, refugees, and asylees may verify status using other documents, where applicable.

Additional or preferred qualifications
  • Doctorate in Physics, Engineering, or related field AND 5+ years experience in industry or in a research and development environment
    • OR Master's Degree in Physics, Engineering, or related field AND 8+ years experience in industry or in a research and development environment
    • OR Bachelor's Degree in Physics, Engineering, or related field AND 12+ years experience in industry or in a research and development environment
    • OR equivalent experience.

  • Extensive experience in signal integrity, RF engineering, electromagnetic simulation, or system-level modeling.
  • Experience developing simulations using industry-standard tools such as Cadence, Ansys HFSS, Keysight ADS, AWR, COMSOL, SPICE-based tools, or equivalent.
  • Experience with transmission line theory, impedance matching, S-parameters, crosstalk analysis, and high-speed interconnect design.

  • Experience developing and validating simulation models through correlation with experimental measurements.

  • Demonstrated ability to lead technically complex cross-disciplinary projects.

  • Experience with cryogenic electronics, Cryo-CMOS systems, superconducting systems, or quantum computing hardware.

  • Experience modeling large multi-domain systems spanning electrical, RF, thermal, and physical interfaces.

  • Experience with signal integrity challenges in mixed-signal, RF, or high-speed digital systems.

  • Experience with Python-based simulation, automation, and data analysis workflows.

  • Experience defining engineering requirements, validation plans, and system-level performance metrics.

  • Familiarity with control and readout architectures for advanced computing systems.

  • Experience mentoring engineers and driving technical direction across multiple teams.
  • Ability to leverage artificial intelligence (AI) tools to drive innovation and efficiency (e.g., measurement, performance modeling and analysis, research gathering, day-to-day task automation).
  • Ability to work in an "AI-first" environment using modern AI tools to accelerate discovery through hardware development.

  • Ability to leverage AI tools to accelerate modeling, simulation, and engineering decision-making.

  • Industry knowledge of advanced packaging technologies and design

#Quantum #QuantumCareers #MDQCareers
Quantum Engineering IC5 - The typical base pay range for this role across the U.S. is USD $142,800 - $274,800 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $188,000 - $304,200 per year.
Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here:
https://careers.microsoft.com/us/en/us-corporate-pay
This position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.
Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. If you need assistance with religious accommodations and/or a reasonable accommodation due to a disability during the application process, read more about requesting accommodations.

What Microsoft employees say

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About Microsoft

Sourced by ZipRecruiter

Our infrastructure is comprised of a large global portfolio of more than 100 datacenters and 1 million servers. Our foundation is built upon and managed by a team of subject matter experts working to support services for more than 1 billion customers and 20 million businesses in over 90 countries worldwide. With environmental sustainability and optimization at the forefront of our datacenter design and operations, we continue to grow and evolve as we meet the ever-changing business demands that hold Microsoft as a world-class cloud provider.

Industry

Computer and computer peripheral equipment and software wholesalers

Company size

10,000+ Employees

Headquarters location

Redmond, WA, US

Year founded

1975

Social media

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