Mirion Technologies is seeking a driven and experienced Field Support Engineer (FSE) Supervisor to lead our regional service team in the Western United States. This role involves a mix technical fieldwork, managing assigned customer contracts as well as mentoring and administrative oversight of Field Support Engineers assigned to the Western United States. The ideal candidate is a strong communicator, technically skilled, and passionate about supporting both customers and fellow engineers. KEY RESPONSIBILITIES: Field Support Engineering * Conduct on-site installation of complex nuclear measurement equipment and systems, focusing on the setup/configuration of Mirion (Canberra) hardware and software, using established testing procedures and training to ensure proper function of system(s). Provide familiarization to the customer on system hardware/software and its basic modes of operation. * Troubleshoot and isolate equipment malfunctions and take corrective actions, analyzing hardware or software issues. Work closely with Technical Support and Engineering to locate and correct system faults. * Complete Field Reports and logs to ensure work performed is properly documented and all problems in the field are reported and addressed. * Provide professional representation of the Company in all dealings with customer, creating a positive experience for the customer. Supervision and Leadership in the Field * Build relationships through regular face-to-face time with each FSE, including joint customer site visits and field mentoring. * Support onboarding and development of new team members. * Facilitate weekly FSE team meetings and maintain consistent communication across the team. * Participate in customer meetings and business development efforts. * Support internal teams with technical insight and customer data. Administrative & Operational Oversight * Assign and manage billable work orders and scheduling through the dispatch console within the Salesforce platform. * Approve expense reports, Time and Material quotes, and work orders. * Track contract deliverables and oversee contract quote approvals. * Review and support regional performance. * Partner with Sales and Account Managers to support customer engagements, contract renewals, and strategic opportunities. ESSENTIAL REQUIREMENTS: * 1-3 years of experience in a technical or customer-facing field service role. * Leadership, mentoring, or supervisory experience preferred. * Technical acumen in electronics, mechanics, or physics. * Strong communication, organization, and analytical problem-solving skills. * Well-disciplined, self-starter with an enthusiastic, entrepreneurial spirit being able to work alone or with a team. * Understand and adhere to all safety policies on the job. * Valid driver's license and ability to travel regionally up to 70%. * Ability to lift 50+ pounds and work in various field environments. PREFERRED SKILLS: * Knowledge and proficiency of any of the Mirion (Canberra) products such as High Purity Germanium (HPGe) Detectors, Sodium Iodide (NaI) detectors, and Alpha Beta Counting Systems. * Experience using Mirion (Canberra) software such as Genie 2000, Apex Gamma, Apex In-Vivo, Eclipse, and Apex Alpha Beta. * Database management experience using SQL Server, Crystal Reports and/or Access. * Nuclear Physics and Radiation Principles knowledge and experience. * Understanding of Gamma Spectroscopy, Alpha/Beta Counting, and radiation detection principles a plus. * Complex system troubleshooting to resolution at modular and/or component level. EXPERIENCE AND EDUCATIONAL REQUIREMENTS: * 1-3 years in a technical/customer service position. Must have excellent technical and customer relations experience to handle the diversity of systems and their applications. * A.S. or B.S. degree in Electronics, Nuclear Engineering or equivalent preferred but not required. Some technical schooling along with 4+ years related technical experience may be substituted. * Naval Nuclear Power Program experience is a plus.