NioCorp Developments Ltd.
// Local Candidates Strongly Preferred //
Job Title:
Executive Assistant Reports To:
Chief Operating Officer Employment Type:
Full Time About NioCorp Developments Ltd. NioCorp Developments Ltd. (NASDAQ: NB) is an emerging leader in the development of critical minerals essential for advanced technologies. Our flagship project, the Elk Creek Critical Minerals Project in southeastern Nebraska, is positioned to become a significant domestic source of
niobium ,
scandium , and
titanium —key materials used in aerospace, defense, electric vehicles, and energy systems. NioCorp is a publicly traded company with a dedicated team focused on innovation, sustainability, and long-term value creation. As we move toward construction and production phases, we're scaling up and seeking talented individuals ready to help build a cleaner, more secure supply chain for the materials the world needs most. We are a small but fast-growing organization, offering the unique opportunity to work directly with experienced leadership and to make a tangible impact at a formative stage of our growth. Position Overview We are seeking a highly organized, proactive, and tech-savvy Executive Assistant to support our executive team. This individual will spend approximately 50% of their time supporting the Chief Operating Officer (COO), who oversees a large-scale, complex project and travels frequently. The remainder of the role will be evenly split supporting the Chief Financial Officer (CFO) and the Chief Communications Officer (CCO). This position is ideal for someone who thrives in a fast-paced environment, has strong project coordination skills, and is comfortable working with AI tools and digital platforms to enhance efficiency. Key Responsibilities COO Support (50%) Coordinate a dynamic and frequently changing calendar across multiple time zones. Arrange and manage complex domestic and international travel itineraries as needed. Support large project oversight by assisting with task tracking, meeting agendas, timelines, and milestone reviews. Prepare briefing materials, status updates, and follow-up documentation from project meetings. Act as a liaison with internal and external stakeholders to keep project activities on track. Leverage AI tools (e.g., ChatGPT, scheduling automation, project dashboards) to increase executive productivity. CFO & CCO Support (25% each) Schedule and manage meetings, deadlines, and recurring reports. Assist with payroll administration, employee onboarding, expense tracking, accounts payable and receivable (AP/AR), preparing cost estimates, and coordinating events. Organize digital and physical filing systems; assist with document preparation and editing. Coordinate logistics for board meetings, investor relations events, and communication initiatives. Assist with research, drafting, and proofreading of financial reports and communication materials. Monitor shared inboxes and help prioritize responses when necessary. Qualifications Minimum 5 years of experience supporting C-level executives in a fast-paced, high-growth environment. Demonstrated experience with project coordination or light project management. Highly proficient with Microsoft Office Suite, and collaboration tools like Zoom, Slack, Asana/Trello, and Docusign. Experience using or willingness to learn AI tools to improve workflow and communication. Strong written and verbal communication skills. Ability to handle confidential information with discretion. Exceptional attention to detail and follow-through. Highly organized, flexible, and proactive. Preferred Familiarity with executive support in engineering, infrastructure, or large capital project environments. Prior experience working in a public or investor-facing company. Why Join NioCorp? Be part of a company shaping North America’s critical materials future Work with a collaborative, agile team and seasoned leadership Get in on the ground floor of a growth-stage, publicly listed company Competitive salary and benefits Opportunity for professional growth as we scale How to Apply Please submit your resume and a brief cover letter to hr@niocorp.com. Be sure to mention the position title in the subject line. NioCorp Developments Ltd. is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Seniority level
Seniority level Mid-Senior level Employment type
Employment type Full-time Job function
Job function Administrative Industries Mining Referrals increase your chances of interviewing at NioCorp Developments Ltd. by 2x Sign in to set job alerts for “Executive Assistant” roles.
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Executive Assistant Reports To:
Chief Operating Officer Employment Type:
Full Time About NioCorp Developments Ltd. NioCorp Developments Ltd. (NASDAQ: NB) is an emerging leader in the development of critical minerals essential for advanced technologies. Our flagship project, the Elk Creek Critical Minerals Project in southeastern Nebraska, is positioned to become a significant domestic source of
niobium ,
scandium , and
titanium —key materials used in aerospace, defense, electric vehicles, and energy systems. NioCorp is a publicly traded company with a dedicated team focused on innovation, sustainability, and long-term value creation. As we move toward construction and production phases, we're scaling up and seeking talented individuals ready to help build a cleaner, more secure supply chain for the materials the world needs most. We are a small but fast-growing organization, offering the unique opportunity to work directly with experienced leadership and to make a tangible impact at a formative stage of our growth. Position Overview We are seeking a highly organized, proactive, and tech-savvy Executive Assistant to support our executive team. This individual will spend approximately 50% of their time supporting the Chief Operating Officer (COO), who oversees a large-scale, complex project and travels frequently. The remainder of the role will be evenly split supporting the Chief Financial Officer (CFO) and the Chief Communications Officer (CCO). This position is ideal for someone who thrives in a fast-paced environment, has strong project coordination skills, and is comfortable working with AI tools and digital platforms to enhance efficiency. Key Responsibilities COO Support (50%) Coordinate a dynamic and frequently changing calendar across multiple time zones. Arrange and manage complex domestic and international travel itineraries as needed. Support large project oversight by assisting with task tracking, meeting agendas, timelines, and milestone reviews. Prepare briefing materials, status updates, and follow-up documentation from project meetings. Act as a liaison with internal and external stakeholders to keep project activities on track. Leverage AI tools (e.g., ChatGPT, scheduling automation, project dashboards) to increase executive productivity. CFO & CCO Support (25% each) Schedule and manage meetings, deadlines, and recurring reports. Assist with payroll administration, employee onboarding, expense tracking, accounts payable and receivable (AP/AR), preparing cost estimates, and coordinating events. Organize digital and physical filing systems; assist with document preparation and editing. Coordinate logistics for board meetings, investor relations events, and communication initiatives. Assist with research, drafting, and proofreading of financial reports and communication materials. Monitor shared inboxes and help prioritize responses when necessary. Qualifications Minimum 5 years of experience supporting C-level executives in a fast-paced, high-growth environment. Demonstrated experience with project coordination or light project management. Highly proficient with Microsoft Office Suite, and collaboration tools like Zoom, Slack, Asana/Trello, and Docusign. Experience using or willingness to learn AI tools to improve workflow and communication. Strong written and verbal communication skills. Ability to handle confidential information with discretion. Exceptional attention to detail and follow-through. Highly organized, flexible, and proactive. Preferred Familiarity with executive support in engineering, infrastructure, or large capital project environments. Prior experience working in a public or investor-facing company. Why Join NioCorp? Be part of a company shaping North America’s critical materials future Work with a collaborative, agile team and seasoned leadership Get in on the ground floor of a growth-stage, publicly listed company Competitive salary and benefits Opportunity for professional growth as we scale How to Apply Please submit your resume and a brief cover letter to hr@niocorp.com. Be sure to mention the position title in the subject line. NioCorp Developments Ltd. is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Seniority level
Seniority level Mid-Senior level Employment type
Employment type Full-time Job function
Job function Administrative Industries Mining Referrals increase your chances of interviewing at NioCorp Developments Ltd. by 2x Sign in to set job alerts for “Executive Assistant” roles.
Denver, CO $85,000.00-$95,000.00 3 weeks ago Greenwood Village, CO $60,000.00-$80,000.00 2 weeks ago Strategic Executive Assistant to the CEO
Denver Metropolitan Area $110,000.00-$125,000.00 5 days ago Denver, CO $71,043.00-$100,348.50 5 days ago Broomfield, CO $50,000.00-$107,100.00 1 week ago Brighton, CO $55,000.00-$75,000.00 1 month ago Westminster, CO $60,000.00-$60,000.00 15 hours ago Denver, CO $55,000.00-$75,000.00 1 month ago Centennial, CO $55,000.00-$75,000.00 1 month ago Aurora, CO $55,000.00-$75,000.00 1 month ago Arvada, CO $55,000.00-$75,000.00 1 month ago Denver, CO $95,000.00-$135,000.00 4 weeks ago Aurora, CO $62,500.00-$80,000.00 10 months ago Meridian, CO $65,000.00-$90,000.00 1 week ago Executive Assistant - District Attorney's Office
Denver, CO $60,000.00-$100,000.00 2 weeks ago Office - Administrative Operations Manager
Denver, CO $70,000.00-$80,000.00 2 weeks ago We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI.
#J-18808-Ljbffr