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Functional Programmer Jobs in Illinois (NOW HIRING)

... engineering (BPR) artifacts, support to policy, instruction, and guidance updates impacting functional processes. * They must have the skills to engage in Stakeholder Engagement & SME Support by ...

Capture client technical feedback; work with product/engineering to suggest enhancements. * Partner ... Strong functional knowledge of assortment planning/merchandising / B2B selling / product design ...

We are seeking a PLM Functional Consultant with strong testing and quality assurance capabilities ... Partner with Product Owners, developers, and client stakeholders to ensure alignment and delivery ...

Bachelor's degree in Engineering, Operations, Supply Chain, or related field * 3+ years of ... Roles and Responsibilities We are seeking an experienced Manufacturing Functional Consultant with ...

System Operations Engineer

Chicago, IL · On-site

$75K - $90K/yr

Functional Automation: Shift from basic scripting to f unctional programming principles. You will use PowerShell as an example of a functional tool to build modular, idempotent, and reusable ...

Java Developer

Chicago, IL · On-site

$52.50 - $68/hr

* Strong experience in Core Java (Java 11+), Functional Programming, Spring, ORM (JPA/Hibernate), Unit Testing & Integration Testing * Proficient in RDBMS (Oracle), SQL, and Unix Scripts * Experience ...

Exchange Software Engineer

Chicago, IL · On-site

$150K - $210K/yr

Production Haskell experience or deep familiarity with typed functional programming (strong type systems, effect management, property-based testing). Willingness to learn trading and clearing domain ...

Experience or background in all functional engineering areas listed is not required but willingness to learn/adapt for new assignments is ideal * Candidate will lead resolution of design and quality ...

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Functional Programmer information

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

To thrive as a Functional Programmer, you need a strong grasp of functional programming paradigms, data structures, and relevant languages such as Haskell, Scala, or Clojure, often supported by a degree in computer science or related fields. Familiarity with version control systems (e.g., Git), build tools, and continuous integration platforms is typically required. Analytical thinking, problem-solving, and effective communication are standout soft skills for this role. These skills are crucial for writing reliable, maintainable code and collaborating effectively on complex software projects.

What are some common challenges Functional Programmers face when working on large-scale projects?

Functional Programmers often encounter challenges in integrating functional code with legacy object-oriented systems and ensuring that team members are comfortable with functional paradigms. Managing state and side effects in a purely functional way can also require careful architectural planning, especially as the codebase grows. Collaboration with colleagues from different programming backgrounds may involve additional communication to align on best practices and ensure maintainability. Staying up to date with evolving functional libraries and tools is also key to overcoming these challenges.

What is a Functional Programmer?

A Functional Programmer is a software developer who primarily uses functional programming languages and paradigms to write code. Functional programming emphasizes using pure functions, immutability, and declarative code to solve problems, making software more predictable and easier to test. Common functional languages include Haskell, Scala, Clojure, and F#. Functional Programmers often work on projects that require high levels of reliability, concurrency, or mathematical modeling. Their approach differs from object-oriented or procedural programming by focusing on functions and avoiding shared state.

What is the difference between Functional Programmer vs Software Developer?

AspectFunctional ProgrammerSoftware Developer
CredentialsTypically requires knowledge of functional programming languages and paradigmsRequires general programming skills, often with multiple language proficiencies
Work EnvironmentOften works on projects emphasizing pure functions, immutability, and declarative codeWorks across various projects, including front-end, back-end, and full-stack development
Industry UsageCommon in industries focusing on high reliability, concurrent systems, or data processingWidely used across all software development sectors

While both roles involve coding, a Functional Programmer specializes in functional programming principles and languages, focusing on writing pure, immutable code. A Software Developer has a broader scope, working with multiple paradigms and technologies to build diverse applications. The roles often overlap, but the focus and expertise differ based on the programming approach.

What are popular job titles related to Functional Programmer jobs in Illinois? For Functional Programmer jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching Functional Programmer jobs in Illinois look for? The top searched job categories for Functional Programmer jobs in Illinois are:
What cities in Illinois are hiring for Functional Programmer jobs? Cities in Illinois with the most Functional Programmer job openings:
Infographic showing various Functional Programmer job openings in Illinois as of May 2026, with employment types broken down into 99% Full Time, and 1% Part Time. Highlights an 66% Physical, and 34% Remote job distribution.
Commissioning and Functional Engineer

Commissioning and Functional Engineer

CRRC Sifang America

Schiller Park, IL • On-site

Full-time

Medical, Dental, Vision, Life, Retirement

Posted 29 days ago


Job description

CRRC SIFANG AMERICA INCORPORATED (CRRC) is a passenger railcar manufacturer in Chicago, Illinois. The passenger railcar manufacturing process includes 2 bargained-for work disciplines: assembly and electrical. The process also includes various support services including, for example, highly technical testing, commissioning, and troubleshooting staff engaged to ensure that the railcars function as designed and as required in accordance with product specifications and client (transit agency) requirements.

The instant job description relates specifically to commissioning, commissioning-related, and troubleshooting work during production and during requisite testing of passenger railcars.

Depending on operational, departmental and/or project needs, Commissioning and Functional Engineers will be hired and assigned to work in and under the direction of either the Marketing & After-sales Department or the Technology & Quality Department.

Summary

The Commissioning and Functional Engineer (COF Engineer) is engaged in the testing of the railcars using a Portable Test Unit (PTU) and other tools to make sure that the railcar components and the railcars, overall, function and perform properly and safely following a troubleshooting diagnosis, and the related fix and/or retrofit, if any. COF Engineers frequently need to access various areas of the railcars including, but not limited to, the pits under the train tracks, railcar interiors, and roof exteriors to do testing, troubleshooting, and necessary repairs with other engineers and/or similarly skilled technical staff, as warranted.
COF Engineers, therefore, need to have a thorough understanding of the entire manufacturing process and product use. COF Engineers also need to be well versed in the client transit agencys design and build requirements and be able to interface with transit agency personnel, as warranted. CRRC will provide professional training, including the most recent and relevant techniques for completing job and project-related tasks, in order to succeed as a COF Engineer.
To the extent necessary and permissible (as agreed-upon by the relevant bargaining unit, namely IBEW Local 134, and as specified in the Electrical Worker Job Description) COF Engineers and other similar engineering and technical staff shall incorporate the wiring skills and services of bargained-for Electrical Workers into the continuity, insulation, and high voltage/potential testing processes.
Essential Duties and Responsibilities

Railcar troubleshooting using PTU and other tools and technological devices consistent with relevant technical documents;
Repairing/replacing railcar parts, as warranted, based on testing and/or troubleshooting results;
Reviewing and using various commissioning documents to guide and complete testing and commissioning tasks and objectives;
Following test procedures and work instructions to complete requisite testing;
Using laptops with subsystem software to troubleshoot various railcar systems using technology in an optimal fashion to test and troubleshoot;
Logging, reporting, and tracking issues discovered during commissioning until such issues are closed/resolved;
Maintaining commissioning records as a part of the car history book;
Providing support to the end customer/client on in-process inspections and final functional inspections before delivery;
Performing field service modifications at the end customers designated locations consistent with relevant instructions and procedures;
Providing on-site technical support to end customer/client, as requested;
Collaborating with relevant technical and engineering personnel to complete testing and commissioning to ensure the high-quality and reliable product that meets the end customers needs, requirements, objectives, and specifications;
Understanding and following company and industry safety rules, practices, and procedures;
Travelling to off-site locations, as necessary and assigned;
Able to work irregular hours if needed. and
Performing other duties as assigned.
Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of the job.
Education and Experience

Required

Minimum of 2-year college/trade school degree in relevant discipline/study or equivalent work experiences in a relevant field, such as electrical, automation, or computer science
At least one year of relevant testing and commissioning work experience with strong learning ability
Proven ability to read electrical schematics and wiring diagrams
Willingness to take a hands-on approach to commission
Ability to learn new software programs in a continuously evolving environment
Ability to use various testing and measuring instruments with the ability to accurately read different meters, sensors, oscilloscopes, and etc.
Excellent written and verbal communication skills
Preferred

Relevant work experience in railroad and/or transportation industry
4-year college degree in the relevant study such as electrical or mechanical engineering
Bilingual in English and Mandarin
Understanding and experience working with mechanical and hydraulic systems
Location
Primary Location: 5123 Pearl St, Schiller Park, IL 60176
Secondary Location: 13535 S Torrence Ave, Chicago, IL 60633 (Occasionally required to travel to this location)
Salary Range: $70,000 - $80,000/annually
Benefits Include: Medical, Dental, Vision, Life Insurance, and 401k
E-Verify
CRRC participates in the U.S. Department of Homeland Securitys E-Verify program. As part of this process, we provide the following notices to all job applicants: These documents inform you of your rights and responsibilities under U.S. law. You can view or download them using the links below:
  • E-Verify Poster (English and Spanish) E-Verify Participation Poster English and Spanish
  • Right to Work Poster (English and Spanish) If you have the right to work, don't let anyone take it away