Workplace Operations Lead — Houston & Pilot Plant

Mariana Minerals; Georgia; On-site; USD 65,000 - 90,000; Full time

Job summary

Mariana Minerals is seeking a Workplace Manager to own the day-to-day operations of our Houston office, support the Houston pilot plant, and assist the Ann Arbor satellite office as needed. You will create a safe, welcoming, well-run environment where the team can do its best work.

As the go-to person for facilities, vendors, safety, supplies, access control, and events, you will manage the site budget, develop scalable processes, and partner with IT, People, Finance, and leadership to align

Qualifications

• 3+ years of experience in workplace, facilities, or office operations.
• Experience coordinating vendors and managing contracts and budgets.
• Knowledge of workplace health and safety practices.
• Strong organizational and multi-tasking abilities.
• Excellent communication and service mindset at all levels.
• Proactive, resourceful, ownership-driven work style.
• Willingness to work on-site in Houston and travel occasionally.

Responsibilities

• Manage day-to-day operations of the Houston office and support the pilot plant as needed.
• Serve as primary point of contact for building management and service vendors.
• Plan and manage the workplace budget and seek cost-saving opportunities.
• Maintain a safe, compliant workplace with emergency procedures and inspections.
• Oversee access, security, and visitor experience, including badging.
• Coordinate space planning, furniture moves, and onboarding readiness.
• Plan and run on-site events to build culture and collaboration.
• Respond to workplace requests and track resolution; travel to East Texas as needed.
• Document processes to scale operations with company growth.

Skills

Office operations

Vendor management

Facilities management

Health & safety

Organizational skills

Communication

Problem solving

Technology familiarity

On-site in Houston

Tools

Ticketing systems

Visitor management

Scheduling tools

Job description

Mariana Minerals is seeking a Workplace Manager to own the day-to-day operations of our Houston office, support the Houston pilot plant, and assist the Ann Arbor satellite office as needed. You will create a safe, welcoming, well-run environment where the team can do its best work.

As the go-to person for facilities, vendors, safety, supplies, access control, and events, you will manage the site budget, develop scalable processes, and partner with IT, People, Finance, and leadership to align