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Jr Engineer Jobs in Illinois (NOW HIRING)

Jr Software Developer

Virginia, IL · On-site

$80 - $110/hr

JR Software Developer Responsibilities Include: * Support Naval projects and programs by conducting software development within the Submarine Launched Ballistic Missile (SLBM) weapon system

Company Description Right Hire Inc Robotic Engineer performs most of automation work Qualifications Lower level programming Additional Information Candidates should have at leasr 1+ years of ...

This role will involve mentoring a jr developer * App gives Hyatt Guests the ability to register with this app when booking a hotel through hyatt.com, use app to register and will get free wifi at ...

This role will involve mentoring a jr developer * App gives Hyatt Guests the ability to register with this app when booking a hotel through hyatt.com, use app to register and will get free wifi at ...

Company Description Right Hire Inc Robotic Engineer performs most of automation work Qualifications Lower level programming Additional Information Candidates should have at leasr 1+ years of ...

Currently seeking Jr to Sr level PHP/LAMP Developers for Naperville And Downtown Chicago! We have placed some very happy developers with this company and due to growth we are once again seeking ...

Currently seeking Jr to Sr level PHP/LAMP Developers for Naperville And Downtown Chicago! We have placed some very happy developers with this company and due to growth we are once again seeking ...

Bachelor's degree in Construction Management, Engineering, or related field preferred. * Strong analytical skills with attention to detail and accuracy. * Proficiency in Microsoft Excel and ...

Data Engineers

Chicago, IL · On-site

$71.20 - $124.50/hr

JR-1065051Shirley Ryan AbilityLab is the global leader in physical medicine and rehabilitation for ... Data Engineers for Chicago, IL location.* Develop secure, stable, scalable long-term plans for the ...

Jr Project Manager

North Aurora, IL · On-site

$25 - $30/hr

Bachelor's degree in Business, Operations, Engineering, Project Management or a related field preferred * 1-3 years of experience in project coordination, manufacturing support or operations roles

Maintenance Technician

Harvey, IL · On-site

$26.63 - $29.64/hr

Jesse Jackson Jr Senior Housing, acquired by POAH from the YMCA of Metro Chicago in 2019, provide a ... Medical, dental, and vision insurance; wellness programming including monthly webinars and medical ...

Maintenance Technician

Harvey, IL · On-site

$23.63 - $29.64/hr

Jesse Jackson Jr Senior Housing, acquired by POAH from the YMCA of Metro Chicago in 2019, provide a ... Medical, dental, and vision insurance; wellness programming including monthly webinars and medical ...

JR-200336TOPPAN Packaging Americas specializes in designing and manufacturing sustainable, high ... The position integrates engineering design resources into a cohesive, high-performing team focused ...

Security Engineer

Chicago, IL · On-site

$90 - $130/hr

The Security Engineer is the hands-on owner of protecting that trust. You will design, implement, and operate the technical controls that safeguard its systems, data, and staff across headquarters ...

New

Jr QA Tester

Sibley, IL · On-site

$55K - $58K/yr

RELOCATION IS A MUST AND 4 WEEKS MANDATORY IN-PERSON TRAINING IN RESTON, VA Title: Jr. Validation Engineer/QA Analyst/ Jr. QA Tester/Business Analyst/BA Description : WE ARE LOOKING FOR FRESH ...

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Showing results 1-20

Jr Engineer information

See Illinois salary details

$32.5K

$69.6K

$106.1K

How much do jr engineer jobs pay per year?

As of Aug 30, 2026, the average yearly pay for jr engineer in Illinois is $69,575.00, according to ZipRecruiter salary data. Most workers in this role earn between $47,000.00 and $77,500.00 per year, depending on experience, location, and employer.

What is a Jr Engineer?

Jr Engineers, or Junior Engineers, are entry-level professionals who assist in designing, developing, and maintaining engineering projects under the supervision of senior staff. They typically perform tasks such as drafting plans, conducting tests, collecting data, and troubleshooting issues in their field of engineering. Jr Engineers gain hands-on experience while learning industry standards and best practices, and their role serves as a foundation for career growth in engineering. They usually have a relevant degree or diploma and may work in fields like civil, mechanical, electrical, or software engineering.

What are the key skills and qualifications needed to thrive as a Jr Engineer?

To thrive as a Jr Engineer, you need a solid understanding of engineering fundamentals, problem-solving abilities, and a relevant degree in engineering or a related field. Familiarity with industry-standard software like AutoCAD, MATLAB, or SolidWorks, and an understanding of project management tools or safety standards, is often required. Strong communication, teamwork, and a willingness to learn are essential soft skills that help Jr Engineers grow and adapt. These skills enable Jr Engineers to contribute effectively to projects, collaborate with senior staff, and develop professionally within engineering teams.

What are some common challenges faced by Jr Engineers when transitioning from academic projects to real-world engineering tasks?

Jr Engineers often find that real-world engineering projects involve more collaborative work, tighter deadlines, and the need to follow established processes and documentation standards compared to academic assignments. Adjusting to working within a team, understanding project management tools, and effectively communicating with senior engineers and other departments can be challenging at first. However, with mentorship and hands-on experience, Jr Engineers quickly develop these skills and become valuable contributors to their teams.

What is the difference between Jr Engineer vs Mechanical Engineer?

AspectJr EngineerMechanical Engineer
Required CredentialsDiploma or Bachelor's in EngineeringBachelor's or higher in Mechanical Engineering
Work EnvironmentEntry-level, supervised tasks, site or officeDesign, analysis, project management, often more autonomous
Employer & Industry UsageConstruction, manufacturing, engineering firmsDesign firms, manufacturing, R&D, industrial sectors

Jr Engineers typically hold diplomas or bachelor's degrees and perform supervised tasks in construction or manufacturing environments. Mechanical Engineers usually have a bachelor's or higher degree and handle design, analysis, and project management roles. While Jr Engineers focus on learning and supporting projects, Mechanical Engineers take on more complex responsibilities and autonomous work.

How do I become a junior engineer?

To become a junior engineer, typically you need a relevant bachelor's degree in engineering or a related field. Gaining practical experience through internships or entry-level positions, developing technical skills, and obtaining certifications can improve your chances of securing a junior engineering role.

What cities in Illinois are hiring for Jr Engineer jobs?

Cities in Illinois with the most Jr Engineer job openings:

Infographic showing various Jr Engineer job openings in Illinois as of August 2026, with employment types broken down into 88% Full Time, 9% Part Time, and 3% Contract. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution, with an average salary of $69,575 per year, or $33.4 per hour.

Jr Software Developer

Virginia, IL • On-site

Amentum
Guided Missile and Space Vehicle Manufacturing • 10K+ employees

$80 - $110/hr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 12 days ago


Job description

Amentum is seeking software engineering professionals with software development-related education and/or experience to support software development and integration in support of Naval projects in Dahlgren, Virginia. This position is on-site in Dahlgren, VA, where Amentum has provided support to the customer for over 60 years.

You will be part of our growing systems and software engineering team and contribute your diverse skills across multiple software contracts in support of our Software Center of Excellence. We are looking for individuals to join our team atmosphere who are eager to make a difference by solving complex Digital Engineering challenges. Apply your skills to the latest DoD weapons and sensor systems, modernizing the Navy and contributing to mission success.

JR Software Developer Responsibilities Include:
  • Support Naval projects and programs by conducting software development within the Submarine Launched Ballistic Missile (SLBM) weapon system.
  • Primarily support a Senior Amentum developer in development using Agile development principles.
  • Demonstrate expertise in software requirements, architecture, and testing.
  • Support modern weapon system software development, testing, and deployment processes.
  • Utilize C, C++, Git, Jira, and static code analysis tools in support of software development activities.
  • Apply modern software development practices, including Agile, Scrum, and DevSecOps.
  • Work effectively on cross-functional teams that include members from industry and other government organizations.
  • Work independently and collaboratively with others to meet established goals and program schedules.
  • Perform analysis and problem-solving techniques in support of professional scientific and engineering work.
  • Take responsibility for professional development by acquiring knowledge and skills through continuous learning.
  • Identify, champion, and secure future work in alignment with the Branch Mission, Vision, Strategic Goals, and Objectives.
Minimum Requirements:
  • 1–10 years of experience.
  • Bachelor’s degree in computer science, physics, mathematics, engineering, or another applicable technical field, or equivalent experience in lieu of the education requirement.
  • Familiarity with Agile Development.
  • Successful candidates must possess excellent communication skills and be able to interact directly with customers and engineering personnel, including the ability to communicate effectively both orally and in writing at all levels, including Senior Managers and Program Managers.
  • Must have an active Secret U.S. Government clearance. U.S. citizenship is required to maintain a Secret clearance.
  • Candidate must maintain a valid REAL ID driver’s license, required for access to the customer site, and have access to reliable transportation, as this position requires occasional travel between local work sites during the week.
Preferred Qualifications:
  • Embedded systems, GNC algorithms, and High/Low/Medium Fidelity Simulators.
  • 1+ years of Surface Combat Systems or DoW Weapons System sustainment experience.
  • Sustainment of software systems on surface ships and subsurface boats.

Systems engineering experience for the development and integration of software systems on surface ships

Compensation Details:

US: $80,000-$110,000

The compensation range or hourly rate listed for this position is provided as a good‑faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

  • Health, dental, and vision insurance
  • Paid time off and holidays
  • Retirement benefits (including 401(k) matching)
  • Educational reimbursement
  • Parental leave
  • Employee stock purchase plan
  • Tax-saving options
  • Disability and life insurance
  • Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:

08/12/2026 - Until Filled

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.

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