Project Assistant

EMCOR Group; Phoenix (AZ); On-site; USD 42,000 - 64,000; Full time

Job summary

Mesa Energy Systems, Inc. is seeking an Administrative Services assistant to support pre-construction design build and project implementation teams in Phoenix. This role handles administrative tasks and serves as a resource for project-related documentation.

The position involves clerical duties, meeting coordination, project billing, and generation of subcontracts and O&M documents to support project teams in a fast-paced construction environment.

Qualifications

• Experience taking detailed meeting minutes.
• 2+ years' experience in back-office support.
• Effective communications skills and ability to work well with a team.
• Detail oriented, logical, and methodical approach to problem solving.
• Excellent organizational skills.
• Scheduling and planning experience.
• Strong proficiency with Microsoft Office and Adobe Acrobat.

Responsibilities

• Project Booking - receive bid documents from sales team & generate new project packets for the project implementation team.
• Coordinate kickoff meetings with Sales & Implementation teams and take meeting minutes.
• Take meeting minutes.
• Project Billing- Manage all project billing (Schedule of Values, progress billing, etc.).
• Generate status updates on active projects.
• Manage cost invoicing from vendors & subcontractors based on project manager requirements. Ensure cost gets posted to our internal accounting system.
• Generate subcontracts per job requirements.
• Perform routine clerical duties – setting up new files, maintaining and organization of department files, reproducing documents, drawings, etc.
• Generate Purchase orders.
• Create O&M (Close-out) docs per customer requirements.
• Work with Project teams to generate change orders & deductive change orders.

Skills

Meeting minutes

Back-office support

Communication skills

Organizational skills

Scheduling and planning

Education

Pursuing college degree or equivalent work experience

Tools

Microsoft Office

Adobe Acrobat

Job description

About Us

We are a full-service HVAC, building automation, chiller, and retrofit contractor with a reputation for combining high-quality consulting services with customized energy solutions. Our integrated, single-source solutions include turnkey in-house capabilities with design assistance, as well as engineering applications and automated control systems.

Job Summary

This person will support the pre-construction design build team, project implementation team and act as a resource for administrative tasks.

Essential Duties & Responsibilities

• Project Booking - receive bid documents from sales team & generate new project packets for the project implementation team.
• Coordinate "kick off" meetings with Sales & Implementation teams
• Take meeting minutes
• Project Billing- Manage all project billing (Schedule of Values, progress billing, etc.).
• Generate status updates on active projects.
• Manage cost invoicing from vendors & subcontractors based on project manager requirements. Ensure cost gets posted to our internal accounting system.
• Generate subcontracts per job requirements.
• Perform routine clerical duties – setting up new files, maintaining and organization of department files, reproducing documents, drawings, etc. for bid process and design production.
• Generate Purchase orders
• Create O&M (Close-out) docs per customer requirements.
• Work with Project teams to generate change orders & deductive change orders.

Qualifications

• Pursuing college degree or equivalent work experience.
• Experience taking detailed meeting minutes.
• 2+ years' experience in back-office support.
• Effective communications skills and ability to work well with a team.
• Detail oriented, logical, and methodical approach to problem solving.
• Excellent organizational skills.
• Scheduling and planning experience.
• Strong proficiency with Microsoft Office and Adobe Acrobat.

#Mesa #LI-Mesa #LI-HVACjobs #LI-Onsite

Equal Opportunity Employer

As a leading provider of mechanical and electrical construction, facilities services, and energy infrastructure, we offer employees a competitive salary and benefits package and we are always looking for individuals with the talent and skills required to contribute to our continued growth and success. Equal Opportunity Employer/Veterans/Disabled

Affirmative Action Policy

Please review ourAffirmative Action Policy (https://emcorgroup.icims.com/icims2/servlet/icims2?module=AppInert&action=download&id=125196&hashed=-2134526997).

Geographic Disclosure

Benefits

We are committed to providing employees a comprehensive benefits package which includes medical, dental, and vision coverage, along with health savings and flexible spending accounts, life insurance, disability, a 401(k) Savings Plan, College Coach and employee assistance program.

Job Locations US-AZ-Phoenix

ID 2026-51945

Company Mesa Energy Systems, Inc.

Category Administrative Services

Position Type Full-Time

Location Type Onsite

Posted Date 4 days ago (8/20/2026 3:59 PM)