# Sr. Construction Project Manager at Mariana Minerals

Sr. Construction Project Manager at Mariana Minerals in Houston, TX. On-site, full-time. Posted June 9, 2026.

- Company: Mariana Minerals
- Location: Houston, TX
- Workplace: On-site
- Job type: Full-time
- Experience: 8+ years
- Posted: 2026-06-09
- Apply: https://jobs.ashbyhq.com/marianaminerals/d64c4408-8af6-47a9-916c-1b81705eaae2/application
- Source: https://jobmagic.ai/jobs/sr-construction-project-manager-mariana-minerals-08hr5p

## Requirements

- Bachelor’s degree in Construction Management, Engineering, or related field; or equivalent experience.
- 8+ years in construction project management in industrial/mining/processing plants.
- Demonstrated success delivering capital projects of $20M+ on schedule and within budget.
- Skilled in Primavera P6, Microsoft Project, Office Suite, accounting, and estimating tools.
- Proficient at reading and interpreting contracts, engineering documentation, and specifications.
- Strong knowledge of construction practices, industry codes, procurement, electrical fundamentals, and accounting.
- Excellent communication, judgment, and decision-making abilities in dynamic environments.
- Willingness to travel up to 50% to project sites or offices.
- Experience with EPC/EPCM delivery models highly desirable.

## Description

**About Mariana Minerals**Mariana Minerals is a software-first, vertically integrated minerals company on a mission to supply the critical minerals powering modern energy, AI, and defense technologies. We’re reimagining the minerals supply chain by combining deep industry expertise with advanced software, automation, and data-driven decision-making.
Sr. Construction Project Manager 

### Role Overview

As a Sr. Construction Project Manager, you will play a central role in managing new facility construction, capacity expansions, and major infrastructure projects. You'll oversee contractors and project teams, manage budgets and timelines, and lead both in-field and office-based initiatives to deliver strategic capital projects. Your expertise will be vital to scaling operations safely, efficiently, and on budget.
 

### What You'll Do

**Project Ownership & Delivery:**

- Take end-to-end ownership of assigned construction projects, ensuring stakeholder satisfaction and identifying cost efficiencies.

- Direct project delivery from scope development and contractor procurement to construction, commissioning, and project close-out.

- Lead project startup activities including forecasting, budgeting, and job cost tracking.

- Manage major purchase orders with thorough pricing and scope reviews.

- Ensure project compliance with Mariana Minerals standards and company policies.

**Procurement & Commercial Management:**

- Evaluate bids, manage procurement, and negotiate for optimal project outcomes.

- Review plans and technical diagrams to verify all required material and hardware are accounted for.

- Handle change orders and claims, seeking favorable commercial resolution.

- Prepare regular project reports on cost, schedule, risks, and overall quality.

**Contractor & Stakeholder Management:**

- Maintain open communication with cross-functional teams (QC, QA, commissioning, facilities, operations).

- Oversee contractor performance to ensure achievement of KPIs and deliverables.

- Liaise with regulatory, permitting, and community stakeholders as needed.

**Systems & Automation:**

- Collaborate with software engineering to advance project management tools and support ongoing automation.

- Mentor junior team members and foster a culture of growth and efficiency.

**Health, Safety & Environment:**

- Lead a "zero-harm" safety culture, conducting regular safety reviews and toolbox talks.

- Ensure alignment with all HSE plans and regulatory requirements.

- Monitor and manage environmental controls (dust, water, waste) during construction.

 

### What You'll Bring

- Bachelor’s degree in Construction Management, Engineering, or related field; or equivalent experience.

- 8+ years in construction project management in industrial/mining/processing plants.

- Demonstrated success delivering capital projects of $20M+ on schedule and within budget.

- Skilled in Primavera P6, Microsoft Project, Office Suite, accounting, and estimating tools.

- Proficient at reading and interpreting contracts, engineering documentation, and specifications.

- Strong knowledge of construction practices, industry codes, procurement, electrical fundamentals, and accounting.

- Excellent communication, judgment, and decision-making abilities in dynamic environments.

- Willingness to travel up to 50% to project sites or offices.

- Experience with EPC/EPCM delivery models highly desirable.

 

### **Our culture is built on four principles:Everyone Gets Home Safe. **We never put speed or cost ahead of people.
**Extreme Ownership. **We take full responsibility for outcomes, relentlessly driving toward solutions.
**Engineer Out Requirements, then Automate. **We simplify, optimize, and then automate for scale.
**Share Your Legos.** We collaborate openly, share knowledge, and empower each other to build bigger, better solutions.

**Join us as we build the future of responsible mineral sourcing and supply!**