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Assistant Engineer Jobs in Romeoville, IL (NOW HIRING)

CNA

Senior Data AI Engineer

Chicago, IL · On-site

$109K - $148K/yr

At CNA, we strive to create a culture in which people know they matter and are part of something ... Senior Data/AI Engineer is an individual contributor role responsible for designing, building, and ...

CNA

Senior AI Software Engineer

Chicago, IL · On-site

$126K - $166K/yr

At CNA, we strive to create a culture in which people know they matter and are part of something ... Senior individual contributor on the Developer Experience (DevX) platform team, responsible for ...

Cna

Senior AI Software Engineer

Chicago, IL · On-site

$126K - $166K/yr

At CNA, we strive to create a culture in which people know they matter and are part of something ... Senior individual contributor on the Developer Experience (DevX) platform team, responsible for ...

CNA

Senior AI Software Engineer

Chicago, IL · On-site

$72K - $141K/yr

At CNA, we strive to create a culture in which people know they matter and are part of something ... This role combines hands-on engineering, architecture, and governance, ensuring AI solutions are ...

Cna

Senior AI Software Engineer

Chicago, IL · Hybrid

$72K - $141K/yr

At CNA, we strive to create a culture in which people know they matter and are part of something ... This role combines hands-on engineering, architecture, and governance, ensuring AI solutions are ...

Davies Molding

Quality Engineer

Carol Stream, IL

$74K - $95K/yr

CrossFunctional Support * Assist engineering with technical notes and communication to the shop floor. * Collaborate with manufacturing and engineering to ensure process alignment. Required Education ...

Cna

Senior Software Engineer, AI/ML

Chicago, IL · Hybrid

$72K - $141K/yr

At CNA, we strive to create a culture in which people know they matter and are part of something ... We are looking for a highly skilled Senior Python AI Developer with deep expertise in building ...

Davies Molding

Quality Engineer

Carol Stream, IL · On-site

$74K - $95K/yr

Cross-Functional Support * Assist engineering with technical notes and communication to the shop floor. * Collaborate with manufacturing and engineering to ensure process alignment. Required ...

AprilAire

Sales Engineer--HVAC

Chicago, IL · On-site

$120K - $125K/yr

Listen to customer requests and prepare information for quoting through Sales Application Engineers. * Assist with departmental functions such as resolving service issues and supporting account ...

CNA

Senior Data AI Engineer

Chicago, IL · On-site

$118K - $141K/yr

At CNA, we strive to create a culture in which people know they matter and are part of something ... The engineer works across structured and unstructured data domains - including documents, images ...

Zachry Group

Project Engineer I-ENG

Downers Grove, IL · On-site

Update schedules and implement corrections or adjustments when necessary. * Assist in developing cost estimates for additional work or contract modifications. * Coordinate discipline engineering ...

Orvixengr

Administrative Assistant

Chicago, IL · Hybrid

$21 - $26/hr

Experience within an engineering or technical setting is preferred, but not mandatory. Key ... * Assist in maintaining and organizing physical and electronic filing systems for projects ...

CNA

Senior Software Engineer - AI/ML

Chicago, IL · On-site

$126K - $166K/yr

At CNA, we strive to create a culture in which people know they matter and are part of something ... Preferred experience with background as SDET or deep experience with Testing tools like Playwright ...

AprilAire

Sales Engineer--HVAC

Chicago, IL · On-site

$120K - $125K/yr

Listen to customer requests and prepare information for quoting through Sales Application Engineers. * Assist with departmental functions such as resolving service issues and supporting account ...

AprilAire

Sales Engineer--HVAC

Chicago, IL

$120K - $125K/yr

Listen to customer requests and prepare information for quoting through Sales Application Engineers. * Assist with departmental functions such as resolving service issues and supporting account ...

Cna

Senior Software Engineer - AI/ML

Chicago, IL · Hybrid

$126K - $166K/yr

At CNA, we strive to create a culture in which people know they matter and are part of something ... Preferred experience with background as SDET or deep experience with Testing tools like Playwright ...

DriSteem

Sales Engineer--HVAC

Chicago, IL · On-site

$120K - $125K/yr

Listen to customer requests and prepare information for quoting through Sales Application Engineers. * Assist with departmental functions such as resolving service issues and supporting account ...

DriSteem

Sales Engineer--HVAC

Chicago, IL · On-site

$120K - $125K/yr

Listen to customer requests and prepare information for quoting through Sales Application Engineers. * Assist with departmental functions such as resolving service issues and supporting account ...

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Showing results 21-40

All JobsEngineer JobsAssistant Engineer JobsAssistant Engineer Jobs in Romeoville, IL

Assistant Engineer information

See Romeoville, IL salary details

$33.6K

$90.5K

$137.1K

How much do assistant engineer jobs pay per year?

As of Aug 9, 2026, the average yearly pay for assistant engineer in Romeoville, IL is $90,494.00, according to ZipRecruiter salary data. Most workers in this role earn between $71,900.00 and $106,500.00 per year, depending on experience, location, and employer.

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

To thrive as an Assistant Engineer, you need a solid grounding in engineering principles, analytical thinking, and a relevant bachelor's degree in engineering or a related field. Familiarity with technical tools such as CAD software, project management systems, and industry-specific standards or certifications (like EIT or FE) is often required. Strong problem-solving skills, teamwork, and effective communication help you collaborate on complex projects and interact with stakeholders. These skills and qualifications are essential for delivering accurate technical support, ensuring project efficiency, and contributing to successful engineering outcomes.

How does an assistant engineer typically collaborate with senior engineers and other team members on projects?

Assistant Engineers work closely with senior engineers, designers, and other technical staff by supporting project planning, conducting site visits, and preparing technical documentation. They often assist in problem-solving sessions and help implement design solutions under supervision. Regular communication and teamwork are essential, as Assistant Engineers frequently coordinate tasks, share updates, and seek feedback to ensure project objectives are met efficiently. This collaborative environment provides valuable learning opportunities and helps build a strong foundation for career advancement.

What is the difference between Assistant Engineer vs Junior Engineer?

AspectAssistant EngineerJunior Engineer
Required CredentialsBachelor's degree in engineering or related field, often with some certificationsBachelor's degree in engineering, entry-level certification may be preferred
Work EnvironmentSupports senior engineers, involved in project planning and executionPerforms basic engineering tasks, supervised by senior staff
Employer & Industry UsageCommon in construction, manufacturing, civil, and mechanical sectorsUsed interchangeably in similar industries, often as entry-level role

Assistant Engineers typically have more responsibilities in supporting project management and planning, while Junior Engineers focus on executing specific technical tasks under supervision. Both roles require similar educational backgrounds, but Assistant Engineers often have additional certifications or experience. The roles are used across various engineering sectors and serve as stepping stones for career advancement.

What is an assistant engineer?

Assistant Engineers are entry-level professionals who support senior engineers in the planning, design, development, and maintenance of projects across various engineering fields such as civil, mechanical, electrical, or software. Their responsibilities often include assisting with technical tasks, preparing reports, conducting research, and ensuring compliance with project specifications and safety standards. Assistant Engineers gain practical experience and skills under the supervision of more experienced engineers, which helps them advance in their engineering careers.
More about Assistant Engineer jobs
What are the most commonly searched types of Engineer jobs in Romeoville, IL? The most popular types of Engineer jobs in Romeoville, IL are:
What cities near Romeoville, IL are hiring for Assistant Engineer jobs? Cities near Romeoville, IL with the most Assistant Engineer job openings:
Assistant Engineer jobs near you
Infographic showing various Assistant Engineer job openings in Romeoville, IL as of August 2026, with employment types broken down into 1% As Needed, 75% Full Time, 21% Part Time, 1% Temporary, and 2% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $90,494 per year, or $43.5 per hour.

Senior Data AI Engineer

CNA

Chicago, IL • On-site

$109K - $148K/yr

Full-time

Re-posted 23 hours ago

Job description

You have a clear vision of where your career can go. And we have the leadership to help you get there. At CNA, we strive to create a culture in which people know they matter and are part of something important, ensuring the abilities of all employees are used to their fullest potential.
Senior Data/AI Engineer is an individual contributor role responsible for designing, building, and modernizing production-grade data pipelines and data solutions across hybrid cloud and on-premise environments. The role applies expertise in AI-assisted development tools, strong engineering judgment, and modern data engineering practices to integrate structured, semi-structured, and unstructured data across complex enterprise ecosystems, leveraging both legacy platforms and cloud-native technologies to deliver scalable, secure, resilient, and high-quality solutions that improve speed to delivery, operational reliability, and business value.
JOB DESCRIPTION:
Essential Duties & Responsibilities
Performs a combination of duties in accordance with departmental guidelines:
  • Serves as a key team member who delivers results and creates value for the CNA brand, customers, and internal stakeholders, while collaborating effectively with external and offshore resources as needed.

  • Demonstrate hands-on experience using AI-assisted development tools to accelerate engineering tasks such as pipeline creation, code generation, testing, and troubleshooting

  • Apply strong engineering judgment when working with AI-generated outputs, ensuring alignment with enterprise standards for quality, security, and data handling

  • Design and build data pipelines that support multi-modal data, including structured, semi-structured, and unstructured sources (e.g., transactional data, documents, and external data feeds)

  • Build and modernize data pipelines across hybrid environments (on-premise and cloud), incorporating automation, observability, and resiliency by design

  • Designs, builds, and enhances large-scale data processing systems and data lakes on Google Cloud Platform, optimizing for computational and storage efficiency while applying strong expertise in data modeling and engineering best practices.

  • Operate effectively in complex, multi-entity and multi-national system landscapes, integrating internal platforms and external data providers

  • Bring familiarity with both legacy enterprise data tools (e.g., ETL/ELT platforms, relational databases) and modern cloud-native data and integration services

  • This role is not focused on experimentation alone - it is focused on applying AI in a disciplined, production-grade engineering environment to drive measurable improvements in delivery speed, quality, and operational reliability

  • May lead or sub-lead the design of complex physical data models, projects and cloud-based data lake constructs including SQL/NoSQL database systems.

  • May lead or sub-lead the creation of integrated data views based on business or analytics requirements.

  • May lead or sub-lead robust unit testing to ensure deliverables match the design and provide expertise to support subsequent release testing.

  • Actively adheres to established quality and reliability standards, and ensures team adheres to the same quality and standards working in an Agile development environment.

  • Research, identifies and implements process improvements that address complex technology gaps. Builds strong knowledge of technology enablers.

  • May lead or sub-lead the design and building of data solutions and applications that enable reporting, analytics, data science, and data management.

  • Maintains professional and technical knowledge by attending educational workshops; reviewing professional publications; establishing personal networks; participating in professional societies. Drives the evolution of CNA application development processes and standards.

May perform additional duties as assigned.
Reporting Relationship
Typically Director or above
Skills, Knowledge & Abilities
  • Strong knowledge of data architecture, relational and NoSQL database concepts, ETL/ELT patterns, dimensional modeling, metadata, and data quality frameworks for enterprise-scale data solutions.

  • Strong experience designing and building scalable data integration and pipeline solutions with a focus on accuracy, observability, resiliency, performance optimization, and ease of consumption.

  • Proficiency in Python and advanced SQL for large-scale, complex datasets, with hands-on experience using AI-assisted development tools to accelerate coding, testing, troubleshooting, and engineering productivity.

  • Strong communication, collaboration, and stakeholder engagement skills, with the ability to apply sound engineering judgment and work effectively across highly matrixed, cross-functional, and global teams.

  • Preferred experience building data and analytics solutions on Google Cloud Platform, including services such as BigQuery, Cloud Storage, Dataflow, Dataproc, Pub/Sub, and Cloud Composer, or equivalent cloud-native data technologies.

  • Preferred experience in insurance and financial services, including familiarity with regulatory, risk, underwriting, claims, customer, and operational data domains.

  • Experience with big data and distributed processing technologies, hybrid cloud and on-premise environments, and modern engineering practices including automation, testing, CI/CD, and secure data handling.

  • Working knowledge of business intelligence, reporting, and analytics enablement tools, with an understanding of data governance, lineage, monitoring, and controls needed to support trusted, production-grade data products.

Education & Experience
  • Bachelor's degree with Master's preferred in Computer Science, Information Technology, related discipline or equivalent work experience.

  • Typically 5+ years of experience in data, analytics or application development.

  • 2+ years of coding proficiency in at least one programming language (Python, Java, SQL).

  • Experience using Agile methods preferred.

  • Applicable certifications preferred (GCP, Data Engineering).

#LI-KJ1 #LI-HYBRID
In certain jurisdictions, CNA is legally required to include a reasonable estimate of the compensation for this role. In District of Columbia, California, Colorado, Connecticut, Illinois, Maryland, Massachusetts, New York and Washington, the national base pay range for this job level is $72,000 to $141,000 annually. Salary determinations are based on various factors, including but not limited to, relevant work experience, skills, certifications and location. CNA offers a comprehensive and competitive benefits package to help our employees - and their family members - achieve their physical, financial, emotional and social wellbeing goals. For a detailed look at CNA's benefits, please visit cnabenefits.com.
CNA utilizes AI-enabled technology during the recruiting process. For more information, please visit our careers page.
CNA is committed to providing reasonable accommodations to qualified individuals with disabilities in the recruitment process. To request an accommodation, please contact leaveadministration@cna.com

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