Custom Mechanical Systems

Copy of Construction Internship

Construction Internship

Pursuing Construction Management, Architectural, Mechanical or Civil Engineering; assist with project documentation, submittals, budgeting, RFI, change orders, closeout; must be a U.S. citizen.

CMS Corporation

Custom Mechanical Systems, Corp.

Custom Mechanical Systems, Corp. - On-site Project Support Generalist

On-site Project Support Generalist

High school diploma; 1+ year construction experience; OSHA 10; confined space; scaffolding safety; fall protection; first aid/CPR; able to operate small machinery; travel 0-70%; manual labor.

Custom Mechanical Systems, Corp. - Quality Control Manager/Specialist (POL) - Japan

Quality Control Manager/Specialist

Five years of DoD POL construction-related management; three years on-site as POL QC; certifications and degree requirements as listed.

Custom Mechanical Systems, Corp. - Estimator - Japan

Estimator

Estimator with 5+ years of estimating experience, Timberline proficiency, and strong collaboration with project teams. Japanese language fluency required; willingness to travel.

Laborer - Guam

Laborer

High school diploma required; 2+ years construction experience is a plus; strong mechanical aptitude; detail oriented; able to read a tape measure; able to work with tools; team player; able to work with minimal supervision.

Custom Mechanical Systems, Corp. - Quality Control Manager/Asst PM - Australia

Quality Control Manager

Five+ years in superintendent/PM/QC roles; two+ years direct QC Manager; CQM training; MS Office; English fluency; EM 385-1-1 knowledge; on-site availability.

Custom Mechanical Systems, Corp. - Project Manager - Japan

Project Manager

Senior project manager with 7+ years in outside PM, bilingual English/Japanese preferred.

Project Engineer I

Bachelor’s degree in Structural / Electrical / Mechanical / Civil Engineering and 2+ years of related experience; proficient in AutoCAD, BIM, MS Office; able to manage multiple tasks; travel 0-10%.

Quality Control Manager - Guam

Extensive QC management experience in construction, EM 385-1-1 knowledge, strong leadership and documentation skills.

Superintendent/ Site Safety and Health Officer (SSHO) - Guam

Site Superintendent

10+ years in construction; 5 years as superintendent on projects of similar size; EM 385-1-1; safety compliance expertise; strong leadership and communication.

Superintendent - Mechanical

Superintendent

Bachelor’s in Construction Management/Engineering/Science with 2+ years superintendent experience; or Associate’s with 3+ years; High school diploma with 7+ years leadership experience; strong communication; BIM/VDC experience.

Project Coordinator

Bachelor’s in Construction Management, Engineering, or related field with 1–2 years of experience; or an Associate’s degree with 3–4 years; or a high school diploma with 6+ years. Strong organization and communication skills.

Project Manager- DoD Installations

Bachelor/Associate/High School with DoD project experience; 2+ years CMS Assistant PM or 7+ external; DoD experience preferred.

Skilled Laborer

High school diploma and 2-3 years mechanical construction experience, including HVAC ductwork, electrical controls, and threaded pipe installation.

Journeyman Welder

Journeyman welder skilled in TIG, Stick, and x-ray quality welds; operate welding equipment; weld in flat, vertical, or overhead positions; follow safe practices; read layouts; inspect work.

Project Manager - Mechanical Construction

Mechanical construction project management with leadership, communication, scheduling, and financial oversight. Proficiency in MS 365, Microsoft Project, Primavera P6; bachelor's or associate degree with relevant PM experience.

Custom Mechanical Systems, Corp. - Superintendent (POL) - Japan

Five+ years DoD POL construction management; three consecutive years as on-site superintendent in last five years; familiarity with POL systems; eligible for U.S. government facility access without active clearance.

Custom Mechanical Systems, Corp. - Superintendent - DoD Installations

3+ years as superintendent/foreman or crew leader; or associate degree in CM/Engineering/Science with 3+ years, or high school with 7+ years related experience; strong communication; valid driver’s license; willingness to travel

Custom Mechanical Systems, Corp. - Quality Control Manager/Specialist (POL)

Quality Control Manager/Specialist (POL)

Five years DoD POL construction management; three years POL QC on-site; Associate degree in Construction Management or Engineering, or High School Diploma/GED with equivalent field experience; OSHA 30, Confined Space, CPR & AED certificates.

Custom Mechanical Systems, Corp. - Quality Control Manager - DoD Installations

Bachelor/Engineering/Science degree +2+ yrs; AAS +4+ yrs; HS +6+ yrs; US Army Corps of Engineers CQM cert; valid driver's license; able to travel.

Journeymen Pipefitter

Journeyman Pipefitter

Journeyman pipefitter with 8+ years experience; reads blueprints; strong communication; able to lift up to 50 lbs.

Title	Location	Date
Copy of Construction Internship Internship Maumee, Ohio, United States · Onsite	Maumee, Ohio, United States Onsite	Apr 27, 2026
Custom Mechanical Systems, Corp. - On-site Project Support Generalist Full Time · 1+ YOE United States · Onsite	United States Onsite	Nov 10, 2025
Custom Mechanical Systems, Corp. - Quality Control Manager/Specialist (POL) - Japan Full Time · 5+ YOE Japan · Onsite	Japan Onsite	Nov 4, 2025
Custom Mechanical Systems, Corp. - Estimator - Japan Full Time · 5+ YOE Okinawa, Japan · Onsite	Okinawa, Japan Onsite	Oct 17, 2025
Laborer - Guam Full Time · 2+ YOE Tamuning, Guam, United States · Onsite	Tamuning, Guam, United States Onsite	Sep 29, 2025
Custom Mechanical Systems, Corp. - Quality Control Manager/Asst PM - Australia Full Time · 5+ YOE Australia · Onsite	Australia Onsite	Jun 30, 2025
Custom Mechanical Systems, Corp. - Project Manager - Japan Full Time · 7+ YOE Iwakuni or Okinawa · Onsite	Iwakuni or Okinawa Onsite	Jun 12, 2025
Project Engineer I Full Time · 2+ YOE Maumee, Ohio, United States · Hybrid	Maumee, Ohio, United States Hybrid	May 22, 2025
Quality Control Manager - Guam Full Time · 5+ YOE Tamuning, Guam, United States · Onsite	Tamuning, Guam, United States Onsite	Apr 9, 2025
Superintendent/ Site Safety and Health Officer (SSHO) - Guam Full Time · 10+ YOE Tamuning, Guam, United States · Onsite	Tamuning, Guam, United States Onsite	Apr 9, 2025
Superintendent - Mechanical Full Time · 2+ YOE Bargersville, Indiana, United States · Onsite	Bargersville, Indiana, United States Onsite	Apr 9, 2025
Project Coordinator Full Time · 2+ YOE Maumee, Ohio, United States · Onsite	Maumee, Ohio, United States Onsite	Apr 8, 2025
Project Manager- DoD Installations Full Time · 2+ YOE Maumee, Ohio, United States · Onsite	Maumee, Ohio, United States Onsite	Apr 8, 2025
Skilled Laborer Full Time · 2+ YOE Bargersville, Indiana, United States · Onsite	Bargersville, Indiana, United States Onsite	Apr 8, 2025
Journeyman Welder Full Time · $79K/yr Bargersville, Indiana, United States · Onsite	Bargersville, Indiana, United States Onsite	Apr 8, 2025
Project Manager - Mechanical Construction Full Time · 3+ YOE Bargersville, Indiana, United States · Onsite	Bargersville, Indiana, United States Onsite	Apr 8, 2025
Custom Mechanical Systems, Corp. - Superintendent (POL) - Japan Full Time · 5+ YOE Japan · Onsite	Japan Onsite	Apr 8, 2025
Custom Mechanical Systems, Corp. - Superintendent - DoD Installations Full Time · 3+ YOE United States · Onsite	United States Onsite	Apr 8, 2025
Custom Mechanical Systems, Corp. - Quality Control Manager/Specialist (POL) Full Time · 5+ YOE United States or Japan or Korea · Onsite	United States or Japan or Korea Onsite	Apr 8, 2025
Custom Mechanical Systems, Corp. - Quality Control Manager - DoD Installations Full Time · 2+ YOE United States · Onsite	United States Onsite	Apr 8, 2025
Journeymen Pipefitter Full Time · $79K/yr · 8+ YOE Bargersville, Indiana, United States · Onsite	Bargersville, Indiana, United States Onsite	Apr 8, 2025

Activities	HVAC system installationProcess piping fabricationFueling system constructionEnergy system upgradesMechanical construction management
Headquarters	US
Industries	ConstructionMechanical Engineering
Name	Custom Mechanical Systems
Employees	150
Type	Private
Subsidiaries	Customized Mechanical Solutions LLCSQI LLCACCIONA CMS JVJWC CMS JV II
Tagline	Mechanical contractor for industrial and federal construction projects.
Founded	2,004
Website	cmscorp.com

Custom Mechanical Systems

About Custom Mechanical Systems