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Junior Controls Engineer Jobs in Missouri (NOW HIRING)

Clayco (LJC)

Senior Controls Engineer

Saint Louis, MO

$90K - $119K/yr

Provide mentorship to junior engineers and contribute to knowledge-sharing within the team ... in controls engineering, with at least 5 years in mission-critical environments (data centers ...

Clayco

Senior Controls Engineer

Saint Louis, MO · On-site

$90K - $119K/yr

Provide mentorship to junior engineers and contribute to knowledge-sharing within the team ... in controls engineering, with at least 5 years in mission-critical environments (data centers ...

Clayco (LJC)

Senior Controls Engineer

Saint Louis, MO · On-site

$90K - $119K/yr

Provide mentorship to junior engineers and contribute to knowledge-sharing within the team ... in controls engineering, with at least 5 years in mission-critical environments (data centers ...

Clayco (LJC)

Senior Controls Engineer

Saint Louis, MO · On-site

$90K - $119K/yr

Provide mentorship to junior engineers and contribute to knowledge-sharing within the team ... in controls engineering, with at least 5 years in mission-critical environments (data centers ...

Clayco (LJC)

Senior Controls Engineer

Saint Louis, MO · On-site

$90K - $119K/yr

Provide mentorship to junior engineers and contribute to knowledge-sharing within the team ... in controls engineering, with at least 5 years in mission-critical environments (data centers ...

Clayco (LJC)

Senior Controls Engineer

Saint Louis, MO

$90K - $119K/yr

Provide mentorship to junior engineers and contribute to knowledge-sharing within the team ... in controls engineering, with at least 5 years in mission-critical environments (data centers ...

Automationtechies

Control Engineer

Saint Louis, MO · On-site

$81K - $105K/yr

You should be comfortable leading or supporting technical teams, mentoring junior engineers, and traveling to customer sites for startup and troubleshooting activities. Reasons you will be excited to ...

Automationtechies

Control Engineer

Saint Louis, MO

$81K - $105K/yr

You should be comfortable leading or supporting technical teams, mentoring junior engineers, and traveling to customer sites for startup and troubleshooting activities. Reasons you will be excited to ...

Nooter/Eriksen

Jr. Accountant

Fenton, MO · Hybrid

$45K - $57K/yr

Consider joining a talented team of engineering professionals at Nooter/Eriksen Inc. We are an OEM ... Develop an understanding of project financial processes, reporting requirements, internal controls ...

Nooter/Eriksen

Jr. Accountant

Fenton, MO · On-site

$45K - $57K/yr

Consider joining a talented team of engineering professionals at Nooter/Eriksen Inc. We are an OEM ... Develop an understanding of project financial processes, reporting requirements, internal controls ...

Nooter/Eriksen

Jr. Accountant

Fenton, MO · On-site

$45K - $57K/yr

Consider joining a talented team of engineering professionals at Nooter/Eriksen Inc. We are an OEM ... Develop an understanding of project financial processes, reporting requirements, internal controls ...

Cybercoders

Senior Design Engineer

Lees Summit, MO · On-site

$100K - $130K/yr

Senior Design Engineer Senior Design Engineer - Building Automation & HVAC Controls Position ... Mentor and review work of junior design engineers and technicians, ensuring quality control and ...

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All JobsControls Engineer JobsJunior Controls Engineer JobsJunior Controls Engineer Jobs in Missouri

Junior Controls Engineer information

See Missouri salary details

$31.4K

$67.3K

$102.7K

How much do junior controls engineer jobs pay per year?

As of Aug 1, 2026, the average yearly pay for junior controls engineer in Missouri is $67,348.00, according to ZipRecruiter salary data. Most workers in this role earn between $45,500.00 and $75,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Junior Controls Engineer, and why are they important?

To thrive as a Junior Controls Engineer, you generally need a bachelor's degree in electrical, mechanical, or control engineering and a solid grasp of automation principles. Familiarity with PLC programming, SCADA systems, and CAD software, along with relevant certifications like Siemens or Rockwell, is typically required. Strong problem-solving skills, attention to detail, and effective communication help you collaborate with multidisciplinary teams and troubleshoot issues efficiently. These competencies are crucial for designing reliable control systems and ensuring smooth operation in industrial environments.

What are some common challenges faced by Junior Controls Engineers when transitioning from academic projects to real-world industrial environments?

Junior Controls Engineers often find that real-world industrial environments present challenges not commonly encountered in academic settings, such as working with legacy systems, managing tight project deadlines, and coordinating with multidisciplinary teams. Learning to troubleshoot hardware and software issues in live production environments can be daunting, especially when unexpected problems arise. Additionally, adapting to rigorous safety standards and documentation requirements is crucial. However, support from senior engineers and ongoing training typically help new hires navigate these challenges successfully.

What are Junior Controls Engineers?

Junior Controls Engineers are entry-level professionals who assist in designing, developing, and maintaining control systems used to operate machinery and processes in industries such as manufacturing, energy, and automation. They typically work under the supervision of senior engineers to program PLCs (Programmable Logic Controllers), troubleshoot system issues, and ensure that automated systems are functioning correctly. Their role often involves hands-on work with electrical components and software, as well as collaborating with multidisciplinary teams to improve efficiency and safety.

What is the difference between Junior Controls Engineer vs Controls Technician?

AspectJunior Controls EngineerControls Technician
Required CredentialsAssociate's or Bachelor's in Electrical, Mechanical, or Controls EngineeringTechnical diploma or associate's degree in electrical or controls technology
Work EnvironmentDesign, development, and troubleshooting of control systems, often in office and lab settingsInstallation, maintenance, and repair of control systems on-site in industrial environments
Employer & Industry UsageManufacturing, automation, and engineering firmsIndustrial plants, factories, and automation service providers

While both roles involve working with control systems, Junior Controls Engineers focus on design and development, whereas Controls Technicians primarily handle installation and maintenance. The roles often overlap in industry and credentials but differ in daily responsibilities and work settings.

What are the most commonly searched types of Controls Engineer jobs in Missouri? The most popular types of Controls Engineer jobs in Missouri are:
What are popular job titles related to Junior Controls Engineer jobs in Missouri? For Junior Controls Engineer jobs in Missouri, the most frequently searched job titles are:
What job categories do people searching Junior Controls Engineer jobs in Missouri look for? The top searched job categories for Junior Controls Engineer jobs in Missouri are:
What cities in Missouri are hiring for Junior Controls Engineer jobs? Cities in Missouri with the most Junior Controls Engineer job openings:
Junior Controls Engineer jobs near you
Infographic showing various Junior Controls Engineer job openings in Missouri as of July 2026, with employment types broken down into 93% Full Time, 5% Part Time, 1% Contract, and 1% Nights. Highlights an 92% Physical, 4% Hybrid, and 4% Remote job distribution, with an average salary of $67,348 per year, or $32.4 per hour.

Instrument & Controls Engineer - Food & Beverage

JARBO

Kansas City, MO

$110K - $140K/yr

Full-time

Posted 17 days ago

Job description

Staff Instrument & Controls Engineer needed to join design teams on grassroots and revamp refining/chemical projects across the Engineering, Procurement, and Construction (EPC) lifecycle. This Instrument & Controls Engineer role spans Front-End Planning (FEP), Detailed Design, and Construction phases, requiring expertise in DCS, PLC, CEMS, and instrumentation specification.

What We Offer

  • Salary: $110,000–$140,000/year
  • Full-time position with 25% travel (mainly project site visits)
  • Opportunity to lead design deliverables on complex industrial projects
  • Mentorship and development of junior engineering staff

Key Responsibilities – Instrument & Controls Engineer

  • Prepare instrumentation deliverables: Instrument Index, Data Sheets, Installation Details, Location Plans, Wiring Diagrams, and Loop Diagrams for DCS and PLC systems
  • Design control systems and CEMS documentation; participate in Factory Acceptance Tests (FAT) with third-party vendors
  • Develop P&IDs and perform process measurements (temperature, pressure, flow, level, analyzers, control valves)
  • Prepare I&C purchase specifications, bid reviews, and vendor technical recommendations
  • Lead preliminary sizing calculations for orifice plates, control valves, relief valves, and thermowells; mentor less experienced engineers

Qualifications – Instrument & Controls Engineer

  • Bachelor's Degree in Electrical, Mechanical, or Chemical Engineering (ABET accredited) + 3 years applicable engineering experience (consulting preferred); OR Master's Degree + 2 years experience
  • Strong knowledge of standard engineering techniques, P&IDs, and I&C principles
  • Proficient in Smart Plant Instrumentation (SPI) for instrument datasheets
  • Excellent written and verbal communication; demonstrated critical thinking and problem-solving
  • Microsoft Office proficiency; strong attention to detail and team collaboration

Preferred Qualifications – Controls & Instrumentation Specialist

  • Engineers in Training (EIT) Certification
  • Experience with DCS and PLC systems in refining or chemical plants

Physical Requirements – Instrument & Controls Engineer

  • Ability to travel to project sites 25% of the time; extended site stays may be required during construction phases
  • Occasional on-site inspection and field verification work
  • Valid driver's license required; must obtain or possess Transportation Worker Identification Card (TWIC)