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Signal Engineer Jobs in Chicago, IL (NOW HIRING)

ESSENTIAL DUTIES • Manages traffic signal engineers and consultants, review and approve signal timings, ITS designs, and ITS implementation projects. • Reviews signal operations, coordinate with ...

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Signal Engineer information

See Chicago, IL salary details

$36.6K

$99.1K

$173.2K

How much do signal engineer jobs pay per year?

As of Sep 4, 2026, the average yearly pay for signal engineer in Chicago, IL is $99,082.00, according to ZipRecruiter salary data. Most workers in this role earn between $82,500.00 and $111,300.00 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 job categories do people searching Signal Engineer jobs in Chicago, IL look for?

The top searched job categories for Signal Engineer jobs in Chicago, IL are:

Infographic showing various Signal Engineer job openings in Chicago, IL as of August 2026, with employment types broken down into 87% Full Time, 8% Part Time, 4% Contract, and 1% Nights. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution, with an average salary of $99,082 per year, or $47.6 per hour.

Senior / Lead Signal Integrity Engineer

Amphenol HSIO

Schaumburg, IL • On-site

$150K - $200K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 23 days ago


Job description

Amphenol Communications Solutions (ACS), a division of Amphenol Corporation, is a world leader in interconnect solutions for Communications, Mobile, RF, Optics, and Commercial electronics markets. Amphenol Corporation is one of the world’s largest designers and manufacturers of electrical, electronic and fiber optic connectors and interconnect systems, antennas, sensors and sensor-based products and coaxial and high-speed specialty cable. ACS has an expansive global presence in research and development, manufacturing, and sales. We design and manufacture a wide range of innovative connectors as well as cable assemblies for diverse applications including server, storage, data center, mobile, RF, networking, industrial, business equipment, and automotive.


Senior / Lead Signal Integrity Engineer

Location: Schaumburg, IL

Amphenol High Speed Products Group is the market leader for high-speed, high-bandwidth electrical connectors for the Telecom/Datacom market (Mobile Networks, Storage, Servers, Routers, Switches, etc.). Our products help to enable the electronics revolution and remain a key enabler for all the major Tier 1 OEMs globally.

RESPONSIBILITIES

As a Signal Integrity Engineer for the HSIO Connector Business, you will work on developing next-generation high-speed connector systems including SFP, QSFP, OSFP, CDFP, and 448G HSIO connectors.

  • Work with mechanical, manufacturing, and quality engineers to design and develop next-generation HSIO connectors, including SFP, QSFP, OSFP, CDFP, and 448G-class high-speed connectors.
  • Interface with customers and internal product managers to translate performance requirements into connector designs, manufacturing processes, qualification plans, and production-ready solutions.
  • Own the signal-integrity portion of new product development from architecture and simulation through validation, compliance testing, and transfer to global manufacturing sites.
  • Conduct detailed design reviews with SI, mechanical, and manufacturing engineering teams to ensure designs meet performance targets and follow best-practice methodologies.
  • Collaborate closely with mechanical, manufacturing, applications, and global factory engineering teams to ensure product performance and engineering excellence.
  • Solve advanced high-speed challenges, including channel modelling, SI/PI simulation, characterization, VNA/TDR validation, and margin analysis for high-speed industry standards.
  • Support Sales and Applications Engineering teams during customer engagements, technical discussions, and new design opportunities for HSIO connectors.
  • Support global production ramps by advising on build strategies, measurement techniques, design refinements, and establishing appropriate test limits for high-volume manufacturing.

QUALIFICATIONS (Experienced SI Engineers)

  • B.S. in Electrical Engineering required; M.S. preferred.
  • Minimum 8 years of industry work experience and proven engineering management experience leading high-speed signal integrity teams.
  • Expertise with SI simulation tools such as Ansys HFSS/Designer, CST Microwave Studio, or equivalent EM/SI platforms.
  • Hands-on experience with high-speed measurements: TDR, VNA, pattern generators, error detectors, and related debug methodologies.
  • Experience designing or applying high-speed connectors and interconnects in communication, server, or networking systems is strongly preferred.
  • Strong leadership, people management and communication skills with the ability to align cross-functional teams and influence technical direction.

SKILLS

  • Strong facilitation and team-building skills with the ability to integrate multiple engineering disciplines.
  • High attention to detail with a strong system-level perspective.
  • Ability to multitask, set priorities, and manage parallel engineering programs in a fast-paced environment.
  • Clear ability to articulate, document, and execute structured development processes.
  • Confident in presenting technical concepts to internal stakeholders and external customers.

The base salary range for this position is $150,000 to $200,000. In determining rate of pay, Amphenol considers a variety of nondiscriminatory factors, including but not limited to geographic location, relevant industry experience, qualifications, skills, and education. It would be rare for an individual to be hired at or near the top of the range for a given role. Base salary is one facet of Amphenol's total rewards package, which includes participation in our comprehensive benefits program with medical, dental, and vision benefits effective day 1, vacation, sick leave, personal days, paid holidays, life insurance, short/long term disability, and matching 401K.

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Amphenol Corporation is proud of our reputation as an excellent employer. Our focus is to provide the highest level of support and responsiveness to both our employees and our customers, the world's largest technology companies. Amphenol Corporation offers the opportunity for career growth within a global organization. We believe that Amphenol Corporation is unique in that every employee, regardless of his or her position, has the ability to positively impact the business.

Amphenol is an “Equal Opportunity Employer” - Minority/Female/Disabled/Veteran/Sexual Orientation/Gender Identity/National Origin. For additional company information please visit our website at https://www.amphenol-cs.com/