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Signal Helper Jobs in Washington (NOW HIRING)

This role is responsible for analyzing signal characteristics, determining signal structure ... Here, you can help solve the nation's most important challenges, surrounded by colleagues who help ...

Signals Analyst

Fort George G Meade, MD · On-site

$130K - $140K/yr

This role is responsible for analyzing signal characteristics, determining signal structure ... Here, you can help solve the nation's most important challenges, surrounded by colleagues who help ...

This role is responsible for analyzing signal characteristics, determining signal structure ... Here, you can help solve the nation's most important challenges, surrounded by colleagues who help ...

Leidos currently has an opening for a Junior Signal Processing Engineer to support EW programs in ... You'll simultaneously get to work alongside scientists and experts in these fields to help grow ...

Leidos currently has an opening for a Junior Signal Processing Engineer to support EW programs in ... You'll simultaneously get to work alongside scientists and experts in these fields to help grow ...

Showing results 41-60

Signal Helper information

See Washington salary details

$19

$30

$37

How much do signal helper jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for signal helper in Washington is $30.89, according to ZipRecruiter salary data. Most workers in this role earn between $22.31 and $36.54 per hour, depending on experience, location, and employer.

What is a signal helper?

Signal Helpers are entry-level railroad workers who assist Signal Maintainers and Signal Inspectors in installing, maintaining, and repairing railroad signaling equipment. Their duties often include handling tools, preparing materials, digging trenches for cables, and ensuring the safety of the work environment. Signal Helpers play a crucial role in maintaining the safety and efficiency of train operations by supporting the upkeep of signal systems that control train movements. This position is physically demanding and requires adherence to safety protocols. Over time, Signal Helpers may advance to more skilled positions within the railroad industry.

What does a signal helper do?

Signal helpers assist signal maintainers with the repair, maintenance, and construction of signal equipment, such as electric switch machines, crossing equipment, and wayside signals, for a railroad. Your responsibilities in this career include digging, wiring, cabling, and painting over or removing graffiti from equipment for inside and outside locations. You may be asked to serve as a watchman when necessary. You are also expected to use company vehicles occasionally. Other duties include cleaning, lubing, inspecting, and troubleshooting signal equipment, changing light bulbs and broken lenses, and removing snow during emergency and storm duty. You may also be asked to cut trees and shrubs that interfere with signal equipment.

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

To thrive as a Signal Helper, you need a solid understanding of railway signaling systems, basic electrical knowledge, and a high school diploma or equivalent. Familiarity with hand tools, signal testing equipment, and safety protocols is typically required, and some employers may prefer OSHA safety certification. Attention to detail, strong communication, and teamwork are crucial soft skills for ensuring safe and efficient operations. These abilities are important because they help maintain the reliability and safety of rail transportation systems while supporting the work of signal maintainers and engineers.

What are some common challenges signal helpers face when working on active railway tracks, and how can they address them?

Signal Helpers often work in close proximity to active railway lines, which requires constant vigilance and strict adherence to safety protocols. One of the main challenges is coordinating effectively with train dispatchers and other crew members to ensure safe track access and avoid service disruptions. Additionally, unpredictable weather and tight maintenance schedules can add pressure. Effective communication, a strong understanding of safety procedures, and teamwork are key to successfully navigating these challenges.

What is the difference between Signal Helper vs Signal Maintainer?

AspectSignal HelperSignal Maintainer
CredentialsTypically requires a high school diploma or equivalent; on-the-job trainingRequires more advanced certifications or technical training
Work EnvironmentAssists in installing, inspecting, and maintaining signals, often working outdoors or in rail yardsPerforms detailed maintenance, troubleshooting, and repairs on signaling systems
Employer & IndustryRailroads, transit agencies, construction companiesRailroads, transit authorities, specialized signaling companies

In summary, Signal Helpers assist with basic tasks and support Signal Maintainers, who perform more complex maintenance and repairs on signaling systems. Signal Helpers typically have less formal training and focus on assisting roles, while Signal Maintainers handle detailed technical work.

What are the most commonly searched types of Signal jobs in Washington?

The most popular types of Signal jobs in Washington are:

What cities in Washington are hiring for Signal Helper jobs?

Cities in Washington with the most Signal Helper job openings:

Infographic showing various Signal Helper job openings in Washington as of June 2026, with employment types broken down into 89% Full Time, 9% Part Time, and 2% Contract. Highlights an 88% Physical, 2% Hybrid, and 10% Remote job distribution, with an average salary of $64,247 per year, or $30.9 per hour.

2027 - PhD Graduate - Radar Signal Processing and Sensor Systems Engineer

Johns Hopkins Applied Physics Laboratory

Laurel, MD • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 19 days ago


Johns Hopkins Applied Physics Laboratory rating

9.6

Company rating: 9.6 out of 10

Based on 8 frontline employees who took The Breakroom Quiz

2nd of 73 rated research


Job description

Description
Are you completing or recently finished a PhD and eager to apply your technical depth to real-world national security challenges? Do you want to help develop radar signal processing, sensing, and sensor system capabilities that move quickly from concept to mission impact? If so, we're looking for someone like you to join our team at APL.
The Multi-Domain Sensing Architectures and Data Fusion Group develops advanced radar, signal processing, sensor system, classification, discrimination, and mission analysis capabilities that enable next-generation defense solutions. Our team combines expertise in radar and sensor systems, waveform and phenomenology analysis, modeling and simulation, systems analysis, algorithm development, and selective data fusion to solve complex technical challenges for our nation. We work closely with government sponsors and multidisciplinary teams to transition innovative concepts into operational capabilities, while fostering a collaborative environment that encourages technical excellence, technical leadership, innovation, and professional growth.
The successful candidate will contribute across the lifecycle of advanced sensing capabilities, including radar and signal processing algorithm development, modeling and simulation, system analysis, architecture evaluation, verification and validation, test data analysis, and transition of innovative technologies into operational applications. This role is designed for new PhD graduates who want to use deep technical training in an applied environment while growing into technical leadership responsibilities early in their careers.
As a Radar Signal Processing and Sensor Systems Engineer, you will:
  • Develop, evaluate, and mature advanced signal processing, radar system, sensing, classification, and discrimination algorithms within complex system and system-of-systems architectures.
  • Take ownership of technical work packages, analyses, prototypes, or modeling tasks and drive them from problem definition through results, recommendations, and transition planning.
  • Support concept development, requirements analysis, architecture trades, and performance assessment for advanced radar and sensor systems.
  • Evaluate end-to-end radar and sensor system performance, including detection, estimation, discrimination, classification, and operational effectiveness measures.
  • Perform verification, validation, test data analysis, and performance assessment for prototype and operational sensing capabilities.
  • Analyze complex sensor systems and architectures, including radar phenomenology, waveform considerations, sensor integration, resource management, and system-of-systems interactions.
  • Design and execute modeling, simulation, analysis, verification, and validation studies to assess system performance and develop quantitative recommendations for future capabilities.
  • Collaborate with multidisciplinary teams, government sponsors, and external organizations to identify, analyze, and solve challenging technical problems spanning signal processing, radar systems, sensor architectures, algorithms, and operational concepts.
  • Provide technical leadership by coordinating small technical efforts, shaping analysis approaches, integrating inputs from teammates, and communicating clear, data-driven recommendations.
  • Develop innovative algorithmic prototypes, system analyses, and technical solutions that advance state-of-the-art applied sensing, radar, discrimination, and classification capabilities.
  • Apply tracking and data fusion methods where they support broader sensor system performance objectives, without making them the primary focus of the role.

Qualifications
You meet our minimum qualifications if you...
  • Possess a PhD, in electrical engineering, applied mathematics, physics, computer science, systems engineering, statistics, mathematics, or a related technical field.
  • Have graduate-level experience developing, evaluating, or assessing signal processing algorithms, radar systems, sensor systems, classification or discrimination algorithms, sensing architectures, or related modeling and simulation capabilities.
  • Have demonstrated technical depth in one or more of the following areas: radar signal processing, detection and estimation theory, waveform analysis, sensor phenomenology, sensor modeling, target characterization or discrimination, electronic sensing systems, resource management, system performance assessment, verification and validation, or radar/EO/IR system analysis.
  • Have experience using MATLAB, Python, C/C++, Julia, or similar scientific programming languages for modeling, simulation, algorithm development, test data analysis, or performance assessment.
  • Have shown technical leadership through ownership of a graduate project, capstone, internship, lab effort, sponsored project, or multidisciplinary technical task.
  • Can communicate technical results clearly through briefings, technical discussions, written analysis, and data-driven recommendations to technical and non-technical audiences.
  • Are willing and able to travel up to 10% of the time, as needed.
  • Are able to obtain a Secret security clearance and ultimately a TS/SCI clearance. U.S. citizenship is required.

You'll go above and beyond our minimum qualifications if you...
  • Have applied PhD, internship, fellowship, or project experience in radar systems, missile defense sensing, air and missile defense, integrated air and missile defense, multi-domain sensing, or related national security applications.
  • Have led a technical project or small team, coordinated technical contributions across collaborators, mentored students or interns, or served as a technical point of contact for a sponsor, advisor, or external partner.
  • Have experience taking an algorithm, model, or analysis capability from initial concept through prototype implementation, performance evaluation, and recommended next steps.
  • Have experience with measured data, field test data, high-fidelity simulation data, or hardware/software-in-the-loop evaluation for radar or sensor systems.
  • Have familiarity with digital engineering, system-of-systems analysis, sensor resource management, architecture evaluation, or advanced modeling and simulation.
  • Have familiarity with tracking, state estimation, multi-sensor data fusion, or data association concepts as supporting elements of end-to-end sensing performance.
  • Have experience collaborating with government sponsors, defense laboratories, industry partners, or multidisciplinary technical teams.
  • Hold an active Secret or Top Secret security clearance and are able to obtain a TS/SCI clearance.

About Us
Why Work at APL?
The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation's most critical defense, security, space and science challenges. While we are dedicated to solving complex challenges and pioneering new technologies, what makes us truly outstanding is our culture. We offer a vibrant, welcoming atmosphere where you can bring your authentic self to work, continue to grow, and build strong connections with inspiring teammates.
At APL, we celebrate our differences of perspectives and encourage creativity and bold, new ideas. Our employees enjoy generous benefits, including a robust education assistance program, unparalleled retirement contributions, and a healthy work/life balance. APL's campus is located in the Baltimore-Washington metro area. Learn more about our career opportunities at https://www.jhuapl.edu/careers.
All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law. APL is committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to participate in any part of the hiring process, please contact Accessibility@jhuapl.edu.
The referenced pay range is based on JHU APL's good faith belief at the time of posting. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training and skill level with consideration for internal parity. For salaried employees scheduled to work less than 40 hours per week, annual salary will be prorated based on the number of hours worked. APL may offer bonuses or other forms of compensation per internal policy and/or contractual designation. Additional compensation may be provided in the form of a sign-on bonus, relocation benefits, locality allowance or discretionary payments for exceptional performance. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Applications are accepted on a rolling basis.
Minimum Rate
$105,000 Annually
Maximum Rate
$245,000 Annually

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