Full-Time

Assistant Project Manager

Posted on 9/3/2026

JRM

JRM

1-10 employees

Manufactures and supplies industrial grinding materials

Compensation Overview

$90k - $120k/yr

Los Angeles, CA, USA

In Person

Category
Architecture & Civil Engineering (1)
Required Skills
Microsoft Office
Word/Pages/Docs
Excel/Numbers/Sheets
Microsoft Outlook
PowerPoint/Keynote/Slides

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Requirements
  • Proficient to advanced knowledge of construction drawings, specifications, and project logistics.
  • Solid understanding of subcontract scopes, sequencing, and project budget impacts.
  • Proficiency in Microsoft Office, Procore, and Microsoft Project, with working knowledge of Timberline.
  • Ability to manage multiple priorities under pressure and lead through challenges.
  • Strong written and verbal communication skills, with the ability to adapt tone and detail level to the audience.
Responsibilities
  • Lead the preparation of change orders from inception to purchase order issuance, including detailed pricing review and subcontractor negotiation.
  • Level subcontractor proposals and scopes of work, flagging discrepancies or risks.
  • Manage procurement timelines and coordinate long-lead items.
  • Maintain ownership of the project submittal log and escalate critical items.
  • Understand, update, and track the Schedule of Events and project milestones.
  • Work directly with the Superintendent to establish the Subcontractor Build Schedule.
  • Lead the project financial closeout process, including reconciliation of purchase orders, billing, and retention.
  • Communicate proactively with internal and external stakeholders, including leading subcontractor meetings when needed.
  • Identify and escalate potential scope or financial risks and contribute to resolution strategies.
  • Mentor and support Project Engineers and Project Coordinators.
Desired Qualifications
  • Working knowledge of Timberline.
  • Experience with On-Screen Takeoff.

Jiann Rong Grind-Material Ind. Co., Ltd. manufactures and supplies grinding and polishing materials such as non-woven wheels, cloth wheels, sisal wheels, abrasive belts, and industrial brushes for surface finishing in Taiwan and internationally. Products are produced in-house and sold directly to customers; clients choose from wheel types, belts, and brushes or request custom sizes, hardness, and thickness, with Jiann Rong producing and shipping the finished items. The company differentiates itself with custom manufacturing and direct sales, offering tailored specifications and faster fulfillment, and has operated from Tainan since 1988. Its goal is to provide reliable, customized grinding and polishing solutions that meet diverse industry needs while expanding market reach and maintaining steady supply for customers.

Company Size

1-10

Company Stage

N/A

Total Funding

N/A

Headquarters

New Taipei, Taiwan

Founded

N/A

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Simplify Jobs

Simplify's Take

What believers are saying

  • JRM updated product pages in 2025, signaling active catalog maintenance.
  • Direct sales and customization support repeat industrial accounts needing fast specification changes.
  • International positioning remains intact through its English site and export-oriented product lineup.

What critics are saying

  • Public footprint is tiny: LinkedIn listed 7 followers and 11-50 employees in 2026.
  • The website showed no visible 2026 launches, hiring surges, or expansion announcements.
  • A larger Taiwanese or Chinese abrasive supplier can commoditize wheels and squeeze margins quickly.

What makes JRM unique

  • Founded 1988 in Tainan, JRM sells industrial grinding consumables directly.
  • It customizes size, hardness, and thickness for metal, wood, and nonmetal finishing.
  • Its catalog spans non-woven wheels, cloth wheels, abrasive belts, and industrial brushes.

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Benefits

Hybrid Work Options

Professional Development Budget