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Assistant Engineer Jobs in Romeoville, IL (NOW HIRING)

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 ... Acts as technical consultant to programming staff and/or business unit to mentor staff in all ...

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 ...

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 ...

CNA

Senior Unix/Linux Engineer

Chicago, IL · On-site

At CNA, we strive to create a culture in which people know they matter and are part of something ... Guide engineering and operations for Linux/UNIX and Windows Server across physical and virtual ...

Cna

Senior Unix/Linux Engineer

Chicago, IL · Hybrid

At CNA, we strive to create a culture in which people know they matter and are part of something ... Guide engineering and operations for Linux/UNIX and Windows Server across physical and virtual ...

Xylem

Technical Sales Engineer/Specialist

Mokena, IL · On-site

... Assist Engineering Team, who is responsible for providing technical and product expertise, as well as researching and gathering data to understand how to meet the customers consultancy needs or solve ...

Xylem

Technical Sales Engineer/Specialist

Mokena, IL · On-site

... Assist Engineering Team, who is responsible for providing technical and product expertise, as well as researching and gathering data to understand how to meet the customers consultancy needs or ...

Onni Group

Senior Maintenance Manager

Chicago, IL · On-site

$38 - $40/hr

What You Bring * Minimum of 2 years of experience as a Chief or Assistant Engineer * Prior experience in high-rise building operations * At least 5 years of general maintenance experience

Onni Group

Senior Maintenance Manager

Chicago, IL

$40/hr

What You Bring * Minimum of 2 years of experience as a Chief or Assistant Engineer * Prior experience in high-rise building operations * At least 5 years of general maintenance experience

Terra Engineering Ltd

Municipal Engineer

Bolingbrook, IL · On-site

$97K - $115K/yr

Develop memorandums and other written technical documents * Assist with review plans ... S. in civil engineering or related field (ABET/EAC-accredited program) * 6+ years of applicable ...

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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 Jul 17, 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 engineering jobs pay $500,000?

Senior engineering roles such as petroleum engineers, aerospace engineers, and engineering managers can reach or exceed $500,000 annually, especially with experience, bonuses, and stock options. High-paying positions often require advanced degrees, specialized skills, and leadership responsibilities in industries like oil and gas, aerospace, or technology.

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 an Assistant Engineer?

An assistant engineer works alongside a senior engineer throughout a project. The job is often used to gain work experience by recent college graduates at the beginning of their career. Your duties vary, depending on the type of engineering and industry you work in, but may include managing equipment, performing inspections, reviewing blueprints, and coordinating among departments. Typical qualifications for an assistant engineer position include at least an associate or bachelor’s degree in an engineering field, strong communication skills, and the ability to carefully follow directions.

What does an assistant engineer do?

An assistant engineer supports senior engineers by performing technical tasks such as designing, testing, and maintaining systems or equipment. They often handle documentation, data analysis, and troubleshooting, and typically need relevant technical skills and certifications to perform their duties effectively.

What engineers make $200,000 a year?

Senior engineers in fields such as petroleum, software, aerospace, and data engineering often earn $200,000 or more annually, especially with extensive experience, specialized skills, and advanced certifications. High-paying roles typically require leadership responsibilities, advanced technical expertise, and work in high-demand industries or companies.

How much is the salary of an assistant engineer?

The salary of an assistant engineer typically ranges from $50,000 to $70,000 annually, depending on experience, location, and industry. Entry-level positions may start lower, while experienced assistants or those with specialized skills can earn higher wages.

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 are Assistant Engineers?

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 July 2026, with employment types broken down into 1% As Needed, 74% Full Time, 22% Part Time, 1% Temporary, and 2% Contract. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $90,494 per year, or $43.5 per hour.
Senior AI Software Engineer

Senior AI Software Engineer

CNA

Chicago, IL • On-site

$72K - $141K/yr

Full-time

Re-posted 25 days 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.
Individual contributor responsible providing a high level of expertise in systems analysis and design, application development and/or integration, and testing of complex systems applications to support business needs. Provides guidance to others informally and formally leads teams on a project and/or program. The focus of this position will be leading, architecting, designing, developing or integrating business applications. This position will focus on data transformation for our on premise applications to the cloud.
JOB DESCRIPTION:
Essential Duties & Responsibilities
Performs a combination of duties in accordance with departmental guidelines:
  • Evaluates complex client area requirements and processes and designs or prepares application system specifications and develops, tests, and implements efficient and cost-effective application solutions. Includes issue resolution and on-going system maintenance.
  • May lead the integration of vendor applications and consulting resources with existing applications and resources. May hold the development lead or sub lead role on a project and/or program.
  • Acts as technical consultant to programming staff and/or business unit to mentor staff in all phases of the program development, testing and implementation process. Participates in instructing, directing, and checking the design or applications of work of others.
  • Coordinates the activities of the section with the client area and other IT areas (e.g., infrastructure, testing, and solutions).
  • Research and evaluate new, alternative solutions, and/or architecture and recommend the most efficient and cost-effective solution for the systems design, including estimating costs as necessary.
  • Acts as a liaison between clients, vendors, consulting resources, and applications area. Assists with relationship management, contract negotiations, and ensuring adherence to requirements.
  • May participate in developing recommendations for architecture direction and applications portfolio.
  • In conjunction with operations area technical staff, supports the implementation of the application into production and testing environments. May confer with technical personnel to identify and resolve issues.

May perform additional duties as assigned.
Reporting Relationship
Typically Director or above
Skills, Knowledge & Abilities
  • Solid knowledge of use of AI enabled development tools e.g. Cursor, GitHub Copilot, Claude Code, and MCPs.
  • Solid technical skills for developing AI based platforms/apps/agents/skills etc.
  • Experienced in AI/ML model development and app design, specifically Vertex AI.
  • Experience with RAG (Retrieval-Augmented Generation) pipeline architecture and development
  • Solid technical knowledge of high-level programming languages like Python and/or Typescript, Java, JavaScript
  • Solid technical knowledge of high-level programming languages, databases, interfaces, and familiarity with application program development alternatives.
  • Advanced knowledge in designing and building Integration platforms, APIs and Webservices.
  • Working knowledge of different versions of Dev tools like VS Code or JetBrains IDEs; Git and GitHub; npm/yarn, pip, and/or maven/gradle; docker - 5+ years of experience.
  • In-depth knowledge of the system development life cycle, and system and application program development technological alternatives.
  • Proven understanding of state-of-the-art application development support software packages,
  • proficiency in at least one higher level programming language.
  • Proven solid analytical and problem-solving skills.
  • Excellent communications and interpersonal skills and the ability to work effectively with peers, IT management and staff, and internal/external business partners/clients.
  • Ability to manage projects, lead teams, and mentor individuals.
  • Preferred insurance industry knowledge.
  • Preferred experience with React or other front-end frameworks.
  • Preferred experience as an SDET or deep knowledge of test automation tools like Playwright, Cypress

Education & Experience
  • Bachelor's degree in Computer Science, or related discipline, or equivalent work experience.
  • Typically a minimum of 7 years of systems analysis and application program development experience.
  • Some previous project leadership experience.
  • Applicable certifications preferred.

#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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