Assistant Construction Project Manager

MGAC; San Antonio (TX); On-site; USD 85,000 - 105,000; Full time

Benefits offered by this job

3 weeks paid vacation

9 paid holidays

8 sick days

401(k) matching up to 8%

Wellness benefits

Job summary

MGAC is a global boutique consultancy focused on representing clients’ best interests and delivering challenging, high-integrity work. This on-site role in San Antonio, TX, supports the Controls Manager and project team on a large multi-phased project, handling documentation, invoices, and financial records with a detail-oriented approach.

The ideal candidate has 2+ years in construction or related fields and is proficient with Microsoft Office, Excel, and project management tools.

Qualifications

• 2+ years of experience in construction, project controls, accounting, or a related field preferred.
• Basic understanding of construction operations such as cost tracking, scheduling, estimating, or document control.
• Familiarity with project management software (e.g., Procore), Microsoft Project, Adobe tools, or CAD is a plus.
• Demonstrated ability to follow through on tasks, maintain meticulous records, and uphold consistent processes.
• Positive, proactive attitude with strong customer service orientation.
• Ability to work collaboratively and contribute to team success.

Responsibilities

• Support the Controls Manager and project management team on a large, multi-phased project by coordinating documentation, processing invoices, and maintaining accurate financial and project records.
• Assist with the preparation, review, and submission of invoices, purchase orders, financial commitments, and supporting documentation to the client’s internal accounting team.
• Maintain organized project files, including drawings, meeting notes, change orders, logs, reports, and other documentation that reflects project progress.
• Coordinate project schedules, meetings, and calendars; attend meetings and prepare meeting notes as needed.
• Support the development of monthly client reports, including data validation and coordination with multiple team members.
• Communicate with owners, architects, contractors, and vendors as needed to support project activities.
• Assist in general project coordination, internal/external communications, and team organization.
• Contribute to a collaborative and high-performing team environment by identifying and removing barriers to success.
• Manage multiple tasks and deadlines in a fast-paced environment while maintaining accuracy and attention to detail.
• Perform additional duties as required to support the successful delivery of the project.

Skills

Organizational skills

Problem-solving

Verbal communication

Written communication

Interpersonal skills

Team collaboration

Microsoft Office

Excel

Word

PowerPoint

Education

Bachelor’s or Associate degree preferred

Tools

Procore

Microsoft Project

Adobe tools

CAD

Job description

MGAC is a global boutique consultancy dedicated to managing and representing our clients’ best interests. Our success is rooted in hiring exceptional people who are driven to do challenging work with the unique blend of experience, integrity, creativity, and commitment that separates us from our competitors.

We have three simple goals: to do the most interesting and challenging work, to have fun working together, and to build a successful business in the process.

This position requires local on-site support, in San Antonio, TX.

Unlock Your Potential

• Excellent organizational, problem-solving, verbal, written, and interpersonal communication skills.
• Strong proficiency in Microsoft Office, especially Excel (data entry, management, reconciliation, and quality control), Word, and PowerPoint.
• Experience creating spreadsheets, tools, or templates to support project management and budget tracking.
• Bachelor’s or Associate degree preferred; relevant experience considered.
• 2+ years of experience in construction, project controls, accounting, or a related field preferred.
• Basic understanding of construction operations such as cost tracking, scheduling, estimating, or document control.
• Familiarity with project management software (e.g., Procore), Microsoft Project, Adobe tools, or CAD is a plus.
• Demonstrated ability to follow through on tasks, maintain meticulous records, and uphold consistent processes.
• Positive, proactive attitude with strong customer service orientation.
• Ability to work collaboratively and contribute to team success.

What You’ll Be Doing

• Support the Controls Manager and project management team on a large, multi-phased project by coordinating documentation, processing invoices, and maintaining accurate financial and project records.
• Assist with the preparation, review, and submission of invoices, purchase orders, financial commitments, and supporting documentation to the client’s internal accounting team.
• Maintain organized project files, including drawings, meeting notes, change orders, logs, reports, and other documentation that reflects project progress.
• Coordinate project schedules, meetings, and calendars; attend meetings and prepare meeting notes as needed.
• Support the development of monthly client reports, including data validation and coordination with multiple team members.
• Communicate with owners, architects, contractors, and vendors as needed to support project activities.
• Assist in general project coordination, internal/external communications, and team organization.
• Contribute to a collaborative and high-performing team environment by identifying and removing barriers to success.
• Manage multiple tasks and deadlines in a fast-paced environment while maintaining accuracy and attention to detail.
• Perform additional duties as required to support the successful delivery of the project.

Why Work With Us?

30 years strong in North America and growing fast—with a positive, energizing culture.

Consistently recognized as a Top Workplace with a true employee-first mindset.

Entrepreneurial spirit encouraged—bring fresh ideas and exceed client expectations.

Global reach, yet agile and client-focused like a boutique firm.

Your voice matters—flat structure, open doors, and recognition for your contributions.

Strong work-life balance, generous PTO, and top-tier wellness benefits.

Beyond the Paycheck: Discover Our Benefits

Vacation starts on day one—accrue 3 weeks per year, plus a paid birthday off.

8 sick days and 9 paid holidays annually for full-time employees.

Competitive benefits that support both personal and professional growth.

Salary Range

$85,000 - $105,000 per year (commensurate with experience)

The advertised salary range is intended as a general guideline and may vary based on factors such as experience, expertise, and location. This base salary does not reflect the full compensation package, which may include bonuses, 401(k) matching up to 8%, and other benefits.

As set forth in MGAC’s Equal Employment Opportunity policy,we do not discriminate on the basis of any protected group status under any applicable law.

A \"disabled veteran\" is one of the following: a veteran of the U.S. military, ground, naval or air service who is entitled to compensation (or who but for the receipt of military retired pay would be entitled to compensation) under laws administered by the Secretary of Veterans Affairs; or a person who was discharged or released from active duty because of a service-connected disability.

A \"recently separated veteran\" means any veteran during the three-year period beginning on the date of such veteran's discharge or release from active duty in the U.S. military, ground, naval, or air service.

An \"active duty wartime or campaign badge veteran\" means a veteran who served on active duty in the U.S. military, ground, naval or air service during a war, or in a campaign or expedition for which a campaign badge has been authorized under the laws administered by the Department of Defense.

An \"Armed forces service medal veteran\" means a veteran who, while serving on active duty in the U.S. military, ground, naval or air service, participated in a United States military operation for which an Armed Forces service medal was awarded pursuant to Executive Order 12985.