As the Manager, Site Services, you will lead the Site Services team at NexGen’s Rook I project. This role is responsible for managing daily operations at site, supporting exploration, construction, and ultimately full operations. Key areas of oversight include surface infrastructure such as the site camp, airstrip, kitchen, accommodations, warehouse, and other critical facilities. You will be accountable for budget planning, cost control, contractor oversight, and ensuring seamless coordination across departments during construction and operational transitions. A strong commitment to safety, environmental stewardship, and NexGen’s core values is essential. Key Responsibilities Health, Safety, and Environmental (HSE) Ensure full compliance with all site Health, Safety, Security, and Environmental requirements, policies, and standards. Lead by example to foster a proactive safety culture grounded in NexGen’s values and responsibilities. Conduct regular and visible HSE interactions to promote continuous improvement and active team engagement. Provide leadership in identifying and addressing both current and future state risks. Ensure contractors and employees understand and meet all expectations under NexGen’s Contractor Management System. Promote environmental awareness across camp operations, including waste, water, and emissions management. Operational Oversight Manage site-based support infrastructure, including the camp, airstrip, kitchen, accommodations, warehouse, and other surface facilities. Oversee preventative maintenance and reactive repairs for infrastructure and equipment. Ensure smooth day-to-day camp operations, including logistics, housekeeping, and quality of life for site personnel. Provide oversight for water/wastewater treatment systems, lab operations, and sample handling processes. Leadership and Performance Build strong, collaborative relationships with Nation partners, internal teams, and contractors. Embed NexGen’s culture and performance expectations across all site service activities. Establish and track clear Key Performance Indicators (KPIs), holding teams and contractors accountable for performance. Lead with ownership and pride in site facilities, ensuring exceptional housekeeping, reliability, and service standards. Maintain accurate documentation, meeting records, and communications in accordance with site requirements. Project & Operational Readiness Work closely with construction, commissioning, maintenance, and operations teams to support infrastructure ramp-up. Participate in equipment selection, inventory planning, and operational readiness initiatives. Coordinate “first fills,” critical spares, and operator readiness in alignment with commissioning plans. Support a seamless transition from construction to steady-state operations, ensuring operational continuity and performance. Cost Management Develop and manage budgets for all site service functions. Monitor operational expenditures and implement cost-effective systems, controls, and process improvements. Skills, Knowledge and Expertise Minimum 7 years of experience in site services, camp, or operational support roles, with at least 5 years in a leadership capacity—preferably in a mining or remote industrial environment. Strong technical understanding of mechanical, electrical, and piping systems. Experience overseeing infrastructure such as camps, airstrips, water systems, or warehouse operations. Working knowledge of SAP systems. Demonstrated ability to lead multidisciplinary teams, manage contractors, and deliver results in a dynamic environment. Experience in Greenfield project development, infrastructure commissioning, and operational readiness. Strong safety mindset, environmental awareness, and commitment to regulatory compliance. Excellent communication skills and a collaborative, community-oriented approach. Core Competencies Communication Communicates in an open candid and consistent manner with impact to inform, enroll, coach, and inspire. Effectively builds rapport and appropriately delivers information (oral and written) in a timely, well-organized, thoughtful, and engaging manner. Team Effectiveness Works collaboratively across functional teams, embracing unique talents and diverse perspectives, to achieve common goals. Takes a proactive approach to building relationships by actively participating as a prepared team member, demonstrating flexibility and respect for different work styles. Work Management Plans, manages and follows through to ensure the flow and timely completion of activities to deliver successful work results. Maintains quality and safety standards to ensure NexGen's Elite Standards are met across all work streams. Demonstrates flexibility and adaptability. Personal Accountability Takes responsibility for own actions and outcomes. Maintains effective and professional approach, demonstrating resilience and accountability in a fluid fast paced work environment. Analytical/Critical Thinking Able to identify, articulate and problem solve for complex situations with consideration for outcomes. Provides clear and informative explanations to support effective decisions in line with company objectives. Uses creative, conceptual, and/or inductive reasoning. Functional & Technical Skills Applies specialized knowledge in own area of expertise and openly shares information and knowledge with others.

NexGen is seeking a dedicated Camp Attendant for our remote Rook I site. The position offers rotational shifts, with individual accommodations and bathrooms provided during your on-site time. Reporting to the Camp Foreperson and the Construction Manager, the Camp Attendant will be responsible for maintaining the smooth operation of the camp, ensuring all machinery and equipment are in optimal working condition, and that the camp environment is comfortable for all occupants. Key Responsibilities Camp Maintenance: General site and facility daily maintenance (examples include minor ground repairs, laydown/yard organization, minor wood works, grass cutting/trimming, weed/scrub removal, replacement of light bulbs, batteries.) Machinery and Equipment Repair: Conduct preventative maintenance inspections on vehicles and equipment. Monitor inventory supply levels and supplies as needed. Provide daily and weekly reports to supervisors on camp activities and the progress of ongoing programs. Report any issues or concerns to the supervisor/management team promptly. Keeping accurate records of work completed and hours worked. Safety and Compliance: Ensure compliance with the company’s safety, environmental, and confidentiality protocols. Participate in regular team meetings to provide updates on progress and discuss any challenges. Additional Duties: Perform other reasonable tasks as requested by management. Skills, Knowledge and Expertise Certificates: CSTS & WHMIS 2015 required. Physical Ability: Capable of lifting 50 lbs regularly and performing tasks that involve bending, stretching, and carrying. Experience in mechanical and/or carpentry work is an asset. Current Equipment operating tickets or experience considered an asset. Previous facility maintenance would be considered an asset. Able to work as a Team with members at all levels to meet deliverable deadlines. Excellent interpersonal, written and verbal communication skills. Core Competencies Communication Communicates in an open candid and consistent manner with impact to inform, enroll, coach, and inspire. Effectively builds rapport and appropriately delivers information (oral and written) in a timely, well-organized, thoughtful, and engaging manner. Team Effectiveness Works collaboratively across functional teams, embracing unique talents and diverse perspectives, to achieve common goals. Takes a proactive approach to building relationships by actively participating as a prepared team member, demonstrating flexibility and respect for different work styles. Work Management Plans, manages and follows through to ensure the flow and timely completion of activities to deliver successful work results. Maintains quality and safety standards to ensure NexGen's Elite Standards are met across all work streams. Demonstrates flexibility and adaptability. Personal Accountability Takes responsibility for own actions and outcomes. Maintains effective and professional approach, demonstrating resilience and accountability in a fluid fast paced work environment. Analytical/Critical Thinking Able to identify, articulate and problem solve for complex situations with consideration for outcomes. Provides clear and informative explanations to support effective decisions in line with company objectives. Uses creative, conceptual, and/or inductive reasoning. Functional & Technical Skills Applies specialized knowledge in own area of expertise and openly shares information and knowledge with others.

Reporting to the Construction Manager, the successful candidate will play an essential role in onsite project execution. This dynamic role is focused on assisting project and construction management in developing and maintaining schedules, managing labour, supporting with contractor and onsite personnel communication relations, engineering, contract management, project controls, change management, etc. The Site Project Coordinator will work closely with all onsite personnel and departments to plan and implement onsite construction activities, monitor performance, report on progress, and foster a culture of safety and environmental responsibility at the Rook I Project site. LOCATION This position will be based at the Rook I site on a 2 week in/2 week out schedule. NexGen’s Rook I Project Site is located approximately 155km north of La Loche, Saskatchewan. Key Responsibilities (including But Not Limited To) Assist with the planning and execution of onsite construction activities, including defining plans, activities, milestones, schedules, and labor and equipment requirements. Organize and maintain project site files and documents; manages electronic document database and/or file sharing sites. Maintain up-to-date, accurate documents for the Project including drawings, plans, submittals, document logs, purchase orders, etc. Review contractor/supplier progress applications and payment certificates. Review and thoroughly understand project designs and engineering requirements, NexGen standards, contract requirements, and all related specifications for the onsite construction activities. Coordinate activities relating to technical developments, scheduling, and ensures engineering design and testing compliance. Forecast and track changes including changes to contractors’ scopes of work, costs, and schedules. Prepare and distribute regular site progress reports (e.g., site daily report). Assist with monitoring site statistics (e.g., safety, labor, environmental), as required. Active involvement in quality assurance with regards to understating and implementing NexGen policies and procedures and the engineered requirements. Maintains project awareness in order to keep construction and project management informed about status and potential issues. Prepare for and participate in meetings with site teams, engineering teams, contractors, and consultants. Provide cost estimating and project management support as required. Provide other technical office support as required by NexGen project team. Other duties as assigned. Skills, Knowledge and Expertise Post-secondary education in Civil Engineering or Construction Management disciplines; or acceptable combination of education and previous experience. A minimum of 3 – 5 years working as a Project Coordinator or equivalent role, ideally in project engineering or remote construction environment. Proficient in software related to construction and/or mining industry as required (e.g. Primavera Scheduling software, AutoCAD, SAP, etc.) Excellent computer skills including proficiency in MS Office (Outlook, Excel, Word, PowerPoint, etc.) Mobility is essential, must be willing to travel to and work at the Rook I Project site. Strong organizational skills with excellent attention to detail. Flexibility to adapt to changing priorities and work in a challenging environment. Effective communication and people skills. Core Competencies Communication Communicates in an open candid and consistent manner with impact to inform, enroll, coach, and inspire. Effectively builds rapport and appropriately delivers information (oral and written) in a timely, well-organized, thoughtful, and engaging manner. Team Effectiveness Works collaboratively across functional teams, embracing unique talents and diverse perspectives, to achieve common goals. Takes a proactive approach to building relationships by actively participating as a prepared team member, demonstrating flexibility and respect for different work styles. Work Management Plans, manages and follows through to ensure the flow and timely completion of activities to deliver successful work results. Maintains quality and safety standards to ensure NexGen's Elite Standards are met across all work streams. Demonstrates flexibility and adaptability. Personal Accountability Takes responsibility for own actions and outcomes. Maintains effective and professional approach, demonstrating resilience and accountability in a fluid fast paced work environment. Analytical/Critical Thinking Able to identify, articulate and problem solve for complex situations with consideration for outcomes. Provides clear and informative explanations to support effective decisions in line with company objectives. Uses creative, conceptual, and/or inductive reasoning. Functional & Technical Skills Applies specialized knowledge in own area of expertise and openly shares information and knowledge with others.

Reporting to the Manager, Health, Safety, Environment and Radiation, the Radiation Safety Officer is responsible for implementing the Rook I Industrial Hygiene (IH) and Radiation Protection (RP) programs. Central to this role will be fostering a strong safety culture while providing subject matter expertise, program monitoring, and data management. This is a unique opportunity to join a team that is focused on the advancement of the Rook I Project (Project) as it transitions to the next stage of development. LOCATION This position will be based at the Rook I site on a 2 week in/2 week out schedule. Circumstances may require work based out of the Saskatoon office periodically. Key Responsibilities (including But Not Limited To) Implement IH and RP policies and procedures in a manner reflective of NexGen’s vision and values and in accordance with the Project’s regulatory obligations. Provide subject matter expert support related to IH and RP. Perform IH and RP area monitoring and manage associated records. Manage worker dosimetry program. Design contamination surveys and perform contamination measurements. Perform and manage the calibration and maintenance of equipment. Provide RP training and general orientations as required. Provide respirator training and fit testing. Contribute to risk assessments as related to IH and RP hazards and controls. Provide necessary internal and external reporting related to IH and RP performance. Participate in internal audit activities as required to support the Project. Assist in the incident management process, participate in incident investigations and corrective action activities as assigned. Drive continual improvement efforts affecting the IH and RP programs. Support employee and contractor engagement and hazard communication activities through occupational health committees and other means as required. Participate and contribute to engagement with Indigenous groups, local communities, and regulators to support health, IH, RP, and emergency preparedness and response processes. Other duties as assigned. Skills, Knowledge and Expertise Post-secondary degree or two-year diploma in Science, Engineering, or a related field. Minimum of 5 years RP operational experience. Experience at a uranium mining and milling project is preferred. Detailed knowledge of key concepts, theories, and practices related to effective anticipation, recognition, evaluation, and control of IH and RP related hazards. Demonstrated ability to collaborate and provide coordination across multiple disciplines. Strong digital literacy using Microsoft Office Suite and the ability to learn new software. Strong aptitude in mathematics, physics, and statistics. Core Competencies Communication Communicates in an open candid and consistent manner with impact to inform, enroll, coach, and inspire. Effectively builds rapport and appropriately delivers information (oral and written) in a timely, well-organized, thoughtful, and engaging manner. Team Effectiveness Works collaboratively across functional teams, embracing unique talents and diverse perspectives, to achieve common goals. Takes a proactive approach to building relationships by actively participating as a prepared team member, demonstrating flexibility and respect for different work styles. Work Management Plans, manages and follows through to ensure the flow and timely completion of activities to deliver successful work results. Maintains quality and safety standards to ensure NexGen's Elite Standards are met across all work streams. Demonstrates flexibility and adaptability. Personal Accountability Takes responsibility for own actions and outcomes. Maintains effective and professional approach, demonstrating resilience and accountability in a fluid fast paced work environment. Analytical/Critical Thinking Able to identify, articulate and problem solve for complex situations with consideration for outcomes. Provides clear and informative explanations to support effective decisions in line with company objectives. Uses creative, conceptual, and/or inductive reasoning. Functional & Technical Skills Applies specialized knowledge in own area of expertise and openly shares information and knowledge with others.