# Construction & Commissioning Quality Engineer at Mariana Minerals

- Company: Mariana Minerals
- What the company does: Mariana Minerals is a software-first, vertically integrated minerals company focused on supplying the minerals critical to modern energy, AI, and defense technologies. Backed by Khosla and a16z.
- Company website: https://marianaminerals.com/
- Type: Startups
- Level: Mid level
- Location: Houston, TX
- Work setup: On-site
- Posted: 2026-10-21
- Apply by: 2026-12-05
- Apply: https://jobs.ashbyhq.com/marianaminerals/425306c5-d092-4cab-9bc9-a6d565b55169?utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/mariana-minerals-construction-and-commissioning-quality-engineer/

## About the role

As a Construction & Commissioning Quality Engineer, you will lead site quality across all of Mariana Minerals’ industrial process facilities, from construction and installation through testing, commissioning, handover, and project closeout. You’ll make sure quality requirements are built into field execution, verified at every hold point, and documented so each plant is turned over complete, compliant, and ready to run. Found on 1752vc Careers, the job board for startup and VC roles.

Tags: Project & Construction Management

Source: 1752vc Careers, https://www.1752.vc/careers/jobs/mariana-minerals-construction-and-commissioning-quality-engineer/