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Entry Level Developer Jobs in Crystal Lake, IL (NOW HIRING)

Culligan NA

Field Service Engineer - entry level

Libertyville, IL · On-site

$60K - $90K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Field Service Engineer Location: Libertyville, IL - onsite and travel to customer sites across the US Description: The Field Service Engineer is an entry position into the world of Water Treatment.

Culligan

Field Service Engineer - Entry level

Libertyville, IL · On-site

$22.69 - $46.44/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Field Service Engineer Location: Libertyville, IL - onsite and travel to customer sites across the US Description: The Field Service Engineer is an entry position into the world of Water Treatment.

Culligan NA

Field Service Engineer - entry level

Libertyville, IL · On-site

$60K - $90K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Field Service Engineer Location: Libertyville, IL - onsite and travel to customer sites across the US Description: The Field Service Engineer is an entry position into the world of Water Treatment.

Culligan NA

Field Service Engineer - entry level

Libertyville, IL · On-site

$60K - $90K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Field Service Engineer Location: Libertyville, IL - onsite and travel to customer sites across the US Description: The Field Service Engineer is an entry position into the world of Water Treatment.

Infobahn SoftWorld Inc

Systems Engineer

Elgin, IL · On-site

Windows and Google programs preferable Required Experience Level: Entry Level Work Environment: Office and programming on a showroom floor Key Contributions (First 90-120 Days): Learning system ...

SPECTRUM

Entry Level Sales

Walworth, WI

$27K/yr

Beyond our connectivity solutions, we also provide local news, programming and regional sports via Spectrum Networks and multiscreen advertising solutions via Spectrum Reach. When you join our team ...

Trilon Group

Water Resources Engineer

Cary, IL · On-site

$80K - $109K/yr

  • Medical

  • Dental

  • Life

  • Retirement

Our Cary office is looking for an entry level Hydraulic Engineer. The Hydraulic/Stormwater Design Engineer independently applies, plans, designs, directs, organizes, executes, and recommends ...

Trilon Group

Staff Engineer

Hoffman Estates, IL · On-site

$70K - $85K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Grow Your Career with Blueprint This role includes a guaranteed seat in Blueprint, our new early career leadership program for engineers looking to grow beyond the typical entry-level experience.

Trilon

Staff Engineer

Schaumburg, IL

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Grow Your Career with Blueprint This role includes a guaranteed seat in Blueprint, our new early career leadership program for engineers looking to grow beyond the typical entry-level experience.

Trilon

Municipal Engineer

Schaumburg, IL

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Grow Your Career with Blueprint This role includes a guaranteed seat in Blueprint, our new early career leadership program for engineers looking to grow beyond the typical entry-level experience.

KEYENCE

Technical Marketing Engineer

Itasca, IL · On-site

$83K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Join KEYENCE as a Technical Marketing Engineer Opportunities Begin September 2025 & January & July 2026 Entry-Level | Full-Time Location: KEYENCE Headquarters - Itasca, IL At KEYENCE , we don't just ...

Trilon Group

Municipal Engineer

Hoffman Estates, IL · On-site

$70K - $80K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Grow Your Career with Blueprint This role includes a guaranteed seat in Blueprint, our new early career leadership program for engineers looking to grow beyond the typical entry-level experience.

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All JobsDeveloper JobsEntry Level Developer JobsEntry Level Developer Jobs in Crystal Lake, IL

Entry Level Developer information

See Crystal Lake, IL salary details

$28.6K

$97.2K

$234.2K

How much do entry level developer jobs pay per year?

As of Aug 14, 2026, the average yearly pay for entry level developer in Crystal Lake, IL is $97,235.00, according to ZipRecruiter salary data. Most workers in this role earn between $61,600.00 and $102,800.00 per year, depending on experience, location, and employer.

What is the difference between Entry Level Developer vs Junior Software Engineer?

AspectEntry Level DeveloperJunior Software Engineer
Required CredentialsAssociate degree or coding bootcamp certificationSimilar; often an associate degree or equivalent experience
Work EnvironmentEntry-level projects, supervised tasksCollaborative team settings, basic coding tasks
Employer & Industry UsageTech companies, startups, IT departmentsSoftware firms, tech departments, consulting firms
Common Search & ComparisonYesYes

Both roles typically require similar foundational skills and certifications, with slight differences in job responsibilities. Entry Level Developers focus on learning and supporting projects, while Junior Software Engineers often have more technical responsibilities. The terms are often used interchangeably, but understanding these nuances helps in job search and career planning.

What are the key skills and qualifications needed to thrive as an entry level developer, and why are they important?

To thrive as an Entry Level Developer, you need a solid understanding of programming languages (such as Java, Python, or JavaScript), problem-solving abilities, and a relevant degree or coding bootcamp certification. Familiarity with version control systems like Git, basic knowledge of databases, and exposure to development environments or frameworks are typically required. Strong communication, teamwork, and a willingness to learn new technologies help set candidates apart. These skills and qualities are essential for contributing effectively to projects, adapting to evolving technical requirements, and collaborating within development teams.

What are some common challenges faced by entry level developers during their first year on the job?

Entry level developers often encounter challenges such as adapting to new codebases, learning company-specific development workflows, and collaborating effectively with more experienced team members. Balancing the need to ask questions with the desire to solve problems independently can also be tricky. Additionally, keeping up with frequent technology updates and understanding project requirements thoroughly are important hurdles. Most organizations offer mentorship, code reviews, and regular feedback to help new developers overcome these challenges and grow their skills quickly.

What does an entry level developer do?

As an entry-level developer, your duties are to work as part of a team to develop a piece of software or an application for a computer or web browser. Your responsibilities vary depending on your specific assignment. As an entry-level developer, you may assist in multiple aspects of the project while you determine a more specific career path. Your duties include working with QA testers to troubleshoot bugs in your programs, programming specific portions of the app or software, and collaborating with programmers, developers, and other technical professionals to understand and clarify the goals of the application.

What is an entry level developer?

Entry level developers are individuals who are starting their careers in software development, typically with less than two years of professional experience. They are responsible for writing, testing, and maintaining code under the guidance of more experienced developers. Entry level developers often work on basic coding tasks, bug fixes, and learning new technologies as part of a development team. Their role is crucial for gaining practical experience and building foundational skills needed for advancement in the tech industry.
More about Entry Level Developer jobs

What are the most commonly searched types of Developer jobs in Crystal Lake, IL?

The most popular types of Developer jobs in Crystal Lake, IL are:

What are popular job titles related to Entry Level Developer jobs in Crystal Lake, IL?

For Entry Level Developer jobs in Crystal Lake, IL, the most frequently searched job titles are:

What job categories do people searching Entry Level Developer jobs in Crystal Lake, IL look for?

The top searched job categories for Entry Level Developer jobs in Crystal Lake, IL are:

What cities near Crystal Lake, IL are hiring for Entry Level Developer jobs?

Cities near Crystal Lake, IL with the most Entry Level Developer job openings:

Entry Level Developer jobs near you
Infographic showing various Entry Level Developer job openings in Crystal Lake, IL as of August 2026, with employment types broken down into 77% Full Time, 9% Part Time, and 14% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $97,235 per year, or $46.7 per hour.

Field Service Engineer - entry level

Culligan NA

Libertyville, IL • On-site

$60K - $90K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 26 days ago

Job description

Position: Field Service Engineer

Location: Libertyville, IL - onsite and travel to customer sites across the US

Description: The Field Service Engineer is an entry position into the world of Water Treatment. This role is primarily responsible for start-ups, trouble-shooting, process optimization, repairs and training on Culligan Commercial and Industrial water treatment systems. Work is performed in a wide range of industries from data centers, manufacturing facilities, food & beverage, hospitals, etc... You will become a water expert and use a wide range of technical skills (mechanical, electrical, programming) along with clear communication, a professional demeanor and attention to detail. This role builds a solid foundation for a long-term career in the water industry, that can lead to other opportunities in Project Management, Application Engineering, Project Engineering, Sales and so on. Travel exceeding 50% may be required for short periods to meet customer needs, including occasional international travel.

Responsibilities:

  • Perform system checkouts, assist with system startups, and verify proper equipment operation.
  • Troubleshoot and repair electrical, mechanical, and programming issues.
  • Train customers on system operation, maintenance, and performance adjustments.
  • Conduct water analyses, interpret results, conduct field testing to verify system performance and water quality.
  • Complete detailed service reports and documentation accurately and on time.
  • Maintain and calibrate test instruments and equipment.
  • Support the sales and engineering teams with site assessments and technical insights.
  • Maintain a professional, courteous demeanor in all customer interactions.
  • Organize and maintain tools, spare parts, and vehicle inventory.
  • Respond to emergency service calls, including occasional after-hours or weekend work.
  • Comply with company and customer site safety requirements.
  • Perform other duties or special projects as assigned.

Requirements:

  • Bachelor’s degree in a technical field (Engineering preferred); equivalent experience considered.
  • Strong mechanical aptitude required able to learn electrical systems and programming PLC/VFD/HMI devices.
  • Will consider all experience levels, including new graduates; willing to train the right candidate.
  • Ability to read and interpret technical drawings, blueprints, electrical schematics, and P&IDs.
  • Capable of lifting up to 75 lbs unassisted.
  • Comfortable working in varying environmental and site conditions.
  • Willingness to travel up to 50% or more, including internationally.

Competencies: To perform the job successfully, an individual should demonstrate the following competencies in this position: Integrity, Resourcefulness, Customer Focus, Team Player, Adaptability, Excellence

Target Salary Range: $60,000 – $90,000 salary a year with the opportunity for eligible employees to earn additional compensation pursuant to the Company’s bonus plan. Exact pay will be based on factors including, but not limited to relevant education, qualifications, certifications, experience, level, geographic location, and business and organizational needs. Full-time positions are eligible for competitive benefits, including paid time off, health, dental, vision, life, disability benefits and 401(k).

Company Description

Culligan International Company are the world’s leading water experts, we are dedicated to delivering high-quality water solutions to residential, commercial and industrial customers. Headquartered in Rosemont, Illinois, Culligan International offers technologically advanced, state of the art water filtration products, including: water softeners, water filtration systems, industrial water treatment solutions, drinking water systems and whole- house filtration systems.