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46 Simplex Software Jobs Hiring Near You

Simplex Inc

Controls Engineer

Springfield, IL · On-site

$80K - $100K/yr

At Simplex, we are experts at building products that meet our customers' exact requirements. The duties of the Controls Engineer will consist of creating, modifying and testing controls software to ...

Simplex, Inc

Controls Engineer

Springfield, IL · On-site

$80K - $100K/yr

At Simplex, we are experts at building products that meet our customers' exact requirements. The duties of the Controls Engineer will consist of creating, modifying and testing controls software to ...

Simplex

.Net Software Engineer - Contract

Austin, TX

We are again working with a government entity in Austin Texas, to find a .NET developer to support an ongoing upgrade project. *****You must live in Austin or be easily commutable to downtown Austin ...

Simplex

.Net Software Engineer - Contract

Austin, TX · On-site

$50 - $60/hr

We are again working with a government entity in Austin Texas, to find a .NET developer to support an ongoing upgrade project. *****You must live in Austin or be easily commutable to downtown Austin ...

Simplex

.Net Software Engineer - Contract

Austin, TX · On-site

We are again working with a government entity in Austin Texas, to find a .NET developer to support an ongoing upgrade project. *****You must live in Austin or be easily commutable to downtown Austin ...

Simplex

.Net Software Engineer - Contract

Austin, TX

$50 - $60/hr

We are again working with a government entity in Austin Texas, to find a .NET developer to support an ongoing upgrade project. *****You must live in Austin or be easily commutable to downtown Austin ...

Simplex

.Net Software Engineer - Contract

Austin, TX

We are again working with a government entity in Austin Texas, to find a .NET developer to support an ongoing upgrade project. *****You must live in Austin or be easily commutable to downtown Austin ...

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Simplex Jobs Information

What makes Simplex an attractive place to work?

Simplex is a well-established company in the industry, known for its commitment to delivering high-quality solutions and services. The company's workplace is characterized by a culture of innovation, collaboration, and stability, with opportunities for employees to work on diverse projects and contribute to the company's growth. Joining Simplex can provide professionals with a chance to make a meaningful impact, develop their skills, and advance their careers in a dynamic and supportive environment.

What are the most popular job types at Simplex?

    What are the most popular jobs at Simplex?

    What are the most popular categories at Simplex?

    Infographic showing various Software job openings at Simplex in the United States as of August 2026, with employment types broken down into 79% Full Time, 6% Part Time, 12% Contract, and 3% Nights. Highlights an 88% Physical, 6% Hybrid, and 6% Remote job distribution.

    Controls Engineer

    Simplex Inc

    Springfield, IL • On-site

    $80K - $100K/yr

    Full-time

    Posted 27 days ago

    Job description

    Description

    Description

    Simplex designs and manufactures Load Banks and Fuel Supply systems for power generation and liquid automation. Our Products are used world-wide for mission critical environments in manufacturing, technology, hospitals, data centers and the U.S. military. At Simplex, we are experts at building products that meet our customers' exact requirements.

    The duties of the Controls Engineer will consist of creating, modifying and testing controls software to provide control of our equipment while meeting our customer's specifications. Proficiency will be attained on the job including the acquisition of a working knowledge of our products and their application. The controls engineer is expected to grow quickly in knowledge and ability to the point of assuming independent work in a period of 1-2 months and demonstrate continual growth thereafter.

    • Work closely with engineering personnel to create, modify and test controls software
    • Analyze sales orders and customer specifications
    • Input information into proprietary software accurately and efficiently
    • Modify programs with the changes required to achieve intended operation and functionality
    • Build PLC/HMI programs to meet customer expectations
    • Troubleshoot service-related issues related to programming
    • Travel to job sites as needed to assist with controls integration (less than 5%)
    • Maintain a workflow that ensures timely adherence to the schedule


    Requirements

    • Technical background including education and/or experience equivalent to 4-year degree in Engineering or Computer Science
    • PLC/HMI programming experience
    • Understanding of Networking/Communication using major industrial network protocols
    • Ability to learn and understand new programming software
    • Strong attention to detail, and a working understanding of electrical theory
    • Ability to read electrical schematics
    • Ability to identify (through both observation and conversation) key requirements needed to develop controls that will meet the demands of our customers
    • Computer skills including familiarity with Office and ability to learn proprietary software quickly
    • Problem solving skills and ability to work effectively under demanding deadlines
    • Ability to remain seated and work from a computer for extended periods of time
    • Ability to receive and retain instructional information
    • The ideal candidate will have experience using a variety of PLC/HMI programming platforms, NI Labview, and/or equivalents.
    • Must be able to communicate (read, write and speak) the English language clearly
    • Experience working with engineering in a manufacturing environment a plus

    Apply