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Building Sub Jobs in Missouri (NOW HIRING)

Sub Custodian

O Fallon, MO · On-site

$15.67/hr

The Substitute Custodian is responsible for supporting building cleanliness and safety by performing a variety of custodial duties on an as-needed basis. The goal of this position is to ensure that ...

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Building Sub information

See Missouri salary details

$26.3K

$92.1K

$138.8K

How much do building sub jobs pay per year?

As of Aug 14, 2026, the average yearly pay for building sub in Missouri is $92,061.00, according to ZipRecruiter salary data. Most workers in this role earn between $73,200.00 and $112,600.00 per year, depending on experience, location, and employer.

What does a building sub do?

As a Building Substitute, you will be assigned daily to a specific school and expected to fill in for absent teachers across various grade levels and subjects as needed. Your day may involve quickly adapting to different classroom environments, following prepared lesson plans, managing classroom behavior, and assisting with supervision during lunch or recess. Flexibility and strong communication skills are key, as you’ll frequently collaborate with permanent teachers, administrators, and support staff. This role provides valuable experience in classroom management and school operations, making it a great stepping stone for those considering a long-term teaching career.

What skills and qualifications are needed to thrive as a building sub?

To thrive as a Building Substitute Teacher, you generally need a bachelor's degree, a substitute teaching license or certification, and a basic understanding of classroom management. Familiarity with school information systems, online learning platforms, and educational software is often required. Flexibility, strong communication, and the ability to quickly build rapport with students and staff make someone excel in this role. These skills ensure smooth classroom operations, maintain continuity of learning, and foster a positive educational environment during teacher absences.

What is a building sub?

Building subs, short for building substitutes, are individuals who temporarily fill in for absent staff members in a school building, typically covering for teachers, aides, or other support roles. They maintain classroom instruction and daily routines, ensuring continuity of learning and student safety. Building subs are often assigned to a specific school for a set period, unlike day-to-day substitutes who might work in different buildings as needed.

What is the difference between Building Sub vs Carpenter?

AspectBuilding SubCarpenter
CredentialsTypically requires a general contractor license or subcontractor registrationHigh school diploma or equivalent; apprenticeship or carpentry certification often preferred
Work EnvironmentWorks on construction sites, often as part of a larger construction teamWorks on-site installing, repairing, or constructing structures, often independently or in small teams
Industry UsageCommonly employed by general contractors as a specialized subcontractorEmployed directly by construction companies or as independent tradespeople
Comparison FocusFocuses on managing subcontracted work, coordinating with other tradesFocuses on hands-on construction and installation tasks

The Building Sub typically oversees specific construction tasks as a subcontractor, often requiring specialized licensing, while a Carpenter performs the physical work of building and installing structures. Both roles are essential in the construction industry but differ mainly in responsibilities and credentials.

Infographic showing various Building Sub job openings in Missouri as of August 2026, with employment types broken down into 84% Full Time, 13% Part Time, and 3% Contract. Highlights an 82% Physical, 2% Hybrid, and 16% Remote job distribution, with an average salary of $92,061 per year, or $44.3 per hour.

HVAC Truck Based Service Controls Engineer

Johnson Controls

Saint Louis, MO • On-site

$36.59 - $50.29/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 11 days ago


Johnson Controls rating

8.0

Company rating: 8.0 out of 10

Based on 408 frontline employees who took The Breakroom Quiz

136th of 539 rated manufacturers


Job description

Johnson Controls, a global leader in thermal management, mission-critical building systems, energy efficiency, and decarbonization, helps customers use energy more productively, reduce carbon emissions, and operate with the precision and resilience required in rapidly expanding industries such as data centers, healthcare, pharmaceuticals, advanced manufacturing, and higher education.

For more than 140 years, Johnson Controls has delivered performance where it really matters. Backed by advanced technology, lifecycle services and an industry-leading field organization, we elevate customer performance, turn goals into real-world results and help move society forward.

Visit johnsoncontrols.com for more information and follow @Johnsoncontrols on socialplatforms.

Build your best future with theJohnson Controlsteam!

As a global leader in smart, healthy and sustainable buildings, our mission is to reimagine the performance of buildings to serve people, places and the planet. Join a winning team that enables you to build your best future!Our teams are uniquely positioned to support many industries worldwide. You will have the opportunity to develop yourself through meaningfulserviceworkand learning opportunities. We strive to provide our employees withexperience, focused on supporting their physical, financial, and emotional wellbeing. Become a member of theJohnson Controlsfamily and thrive in an empowering company culture where your voice and ideas will be heard - your next great opportunity is just a few clicks away!

What we offer:

  • Competitive salary

  • We offer incentive programs for turning in referral leads and quoting planned service agreements or L&M up to 6% payout of the sale value

  • Paid vacation/holidays/sick time-10days of vacation first year

  • Comprehensive benefits package including 401K, medical, dental, and vision care -Available day one

  • Encouraging and collaborative team environment

  • Dedication to safety through our Zero Harm policy

  • Check usout! A Day in the Life of the Building of the Future - by Johnson Controls - YouTube

What you will do:

Under general direction, responsible for theservice & repair,design, configuration, and operation of completeHVACbuilding control systems and other low voltage control sub-systems (i.e., lighting, nurse call, data networks, etc.) to meet the intent of thecustomersand JCIgoals. Accountable for quality, timeliness and efficiency ofService & repair anddesigns. Develops complex software programs, commissioning and solving to ensure proper operations of the building control system. Provides detailed information and submittals to communicate design and operation to customers, consultants,Sales andServiceteam and subcontractors.

How you will do it:

  • Designs,configuresand servicestechnically complex building control systemsfor the customers facility.

  • Creates flow diagrams, sequence of operations, bill of material, network layouts, schedulesand electrical schematics as required.

  • Develops and tests software programs necessary to operate the system per customer facility requirements' intent.

  • Coordinates and creates necessary drawings and equipment schedules for submittals, services and/orinstallation.

  • Selects, orders, and tracks the delivery of materials for assignedjobs.

  • Assists in the loading and commissioning of all system and network-level controllers as required.

  • Assists in validation of complete system functionality and solves problems with subcontractors and other trades to ensure proper operation.

  • Provides field change information to the team for the creation of as-built drawings and software.

  • Keeps management and JCI contractorandcustomer informed of job progress and issues.

  • Assists in performing site-specific training for owner / operator on the total building control system.

  • Participates incoordination andreleasemeetingswithsales and service operations.

  • Performs value engineering to provide cost effective results while maintaining customer satisfaction.

  • May provide work direction to Service Controls Technician I and Senior I and Senior II Controls Technicians.

  • Adheres to safety standards.

  • High degree of regard to employee and subcontractor safety.

What we look for

Required:

  • Demonstrated knowledge HVAC industry.

  • Demonstrated knowledge of control theory, automatic temperature controls, building automation systems and other building subsystems.

  • Demonstrated experience in the integration of low voltage building sub-systems using various industry protocols (i.e., LON,BACnet, etc.).

  • Ability to relate technical knowledge to a non-technical audience.

  • Demonstrated advanced computer skills required, particularly computer-related drafting tools.

Preferred:

  • Bachelor's/associate's degree in engineeringand/orminimumseven (7) years' experience.

HIRING HOURLY RANGE: $36.59 - $50.29 Hourly rate to be determined by the education, experience, knowledge, skills, and abilities of the applicant, internal equity, and alignment with market data.) This position includes a competitive benefits package. The posted salary range reflects the target compensation for this role. However, we recognize that exceptional candidates may bring unique skills and experiences that exceed the typical profile. If you believe your background warrants consideration beyond the stated range, we encourage you to apply. To support an efficient and fair hiring process, we may use technology assisted tools, including artificial intelligence (AI), to help identify and evaluate candidates. All hiring decisions are ultimately made by human reviewers. For details, please visit the About Us tab on the Johnson Controls Careers site at https://jobs.johnsoncontrols.com/about-us

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#TechnicalHiring

Johnson Controls International plc. is an equal employment opportunity and affirmative action employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, genetic information, sexual orientation, gender identity, status as a qualified individual with a disability or any other characteristic protected by law. To view more information about your equal opportunity and non-discrimination rights as a candidate, visit EEO is the Law. If you are an individual with a disability and you require an accommodation during the application process, please visit here.


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About Johnson Controls

Sourced by ZipRecruiter

Johnson Controls is a world leader in smart buildings, creating safe, healthy and sustainable spaces. For nearly 140 years, we’ve made buildings better and now we’re transforming them again with our award-winning digital technologies and services. We’re using artificial intelligence and data driven solutions to give you deeper insight into your building’s health, sustainability and performance. It’s changing the way we design, operate and maintain indoor environments and driving to a new era of autonomous buildings. We deliver the blueprint of the future for industries such as healthcare, schools, data centers, airports, stadiums, hotels, manufacturing and beyond through OpenBlue, our comprehensive suite of connected solutions. Johnson Controls offers the world’s largest portfolio of building technology, software and services. Supported by a team of more than 100,000 dedicated employees working across 150 countries, we’re helping customers achieve their sustainability goals and power their mission.

Industry

Machinery manufacturing, water transportation, public safety statistics centers and offices and manufacturing

Company size

10,000+ Employees

Headquarters location

Milwaukee, WI, US