Sr Maintenance Technician

About LightForce OrthodonticsLightForce is leading the digital transformation of orthodontics and redefining the standard of care for patients. Our fully digital, 3D-printed orthodontic platform increases practice efficiency, improves clinical consistency, and enables more predictable treatment outcomes. Unlike traditional stock brackets, LightForce delivers fully customized, patient-specific brackets paired with AI-driven treatment planning—optimizing outcomes at scale. With recent advancements unlocking the next phase of digital orthodontics, LightForce continues to push the boundaries of what’s possible in personalized care. Learn more at www.lf.coDescriptionAs the senior technical resource on the maintenance team, the Maintenance Technician III carries full accountability for maintenance program integrity across all shifts. This includes ownership of the calibration program, hazardous waste compliance program, and PM quality standards. This role performs complex diagnosis and repair of furnace systems, compressed air infrastructure, calibrated instrumentation, and facility electrical systems with minimal supervision. The Maintenance Technician III is the first responder to equipment issues, the driver of reliability improvements, and the formal trainer and mentor for Maintenance Technician I and II personnel. This position reports to the Maintenance SupervisorEssential Duties & ResponsibilitiesLead diagnosis and repair of complex furnace system failures including electrical, thermocouple, atmosphere control, and high-temperature mechanical componentsAssist in ownership of calibration program. Develop and maintain calibration schedules, perform calibrations, audit documentation, and ensure traceability across all process equipmentServe as technical resource for compressed air system health including predictive monitoring, major overhauls, system efficiency assessment, and vendor coordinationMaintain hazardous waste compliance program. Oversee container labeling, accumulation timelines, inspection logs, full MassDEP and RCRA regulatory adherence, and ensure team compliance with all LOTO and confined space entry procedures across all shiftsReview, author, and continuously improve PM task lists in CMMS. Validate work order completion quality, close documentation gaps, and maintain accurate records to support management reporting on asset health, downtime, and PM completion ratesPerform advanced electrical troubleshooting and repair including panel level work, VFDs, PLCs, 3-phase systems, and control system modifications up to 480VServe as first responder to equipment issues. Make independent decisions on repair strategy, equipment disposition, and when to engage vendors or engineeringProvide formal on-the-job training and mentorship to Maintenance Technician I and II personnel. Maintain training records and serve as a Qualified Trainer for the teamParticipate in new equipment installations and commissioning activities. Support engineering with facility infrastructure modificationsServe as the primary maintenance point of contact for additive manufacturing and production operations teams. Own the resolution of equipment specific issues affecting the printing process including compressed air systems, environmental controls, and production support infrastructureHelp lead root cause investigations for recurring failures, document findings in CMMS, assign corrective actions, and verify effectiveness to prevent recurrenceHelp enforce SOP compliance, verify documentation completeness, and escalate performance issues to the Maintenance SupervisorEducation & ExperienceHigh school diploma or GED required; associate’s degree in engineering technology, Industrial Maintenance, or a related technical field is strongly preferredCompletion of a state-accredited journeyman or technical school program, or equivalent formal training with demonstrated field proficiency, strongly preferred5+ or more years of industrial maintenance experience in a manufacturing or precision production environmentDemonstrated advancement in responsibility over career, including ownership of maintenance programs or systems, not simply execution of assigned tasksTechnical Skills and KnowledgeExpertise in industrial furnace systems including atmosphere control, electrical systems, thermocouple installation and calibration, and high-temperature mechanical maintenanceAdvanced knowledge of compressed air systems including system design, leak detection, efficiency analysis, and complete overhaulsFamiliarity with instrument calibration, NIST traceability documentation, calibration scheduling, and recordkeepingAbility to read and modify schematics, work at the panel level, troubleshoot PLCs and VFDs, and diagnose 3-phase systemsStrong CMMS proficiency including PM task creation, work order management, failure code analysis, and maintenance reportingAbility to read and interpret mechanical drawings, P&IDs, electrical schematics, and equipment manuals Familiarity with SOP development and standard work documentationPreferred QualificationsLicensed Electrician or equivalent formal electrical certificationPLC programming or advanced controls troubleshooting experience (Allen Bradley, Siemens, or equivalent)Experience in a regulated manufacturing environment such as GMP, ISO, aerospace, or medical device manufacturingKnowledge of RCRA hazardous waste requirements and MassDEP state-specific regulationsExposure to additive manufacturing or similar precision production technologyExperience managing or directing outside service vendors and contractorsForklift, crane, or aerial lift operator certificationPhysical DemandsAbility to stand, walk, and perform physical labor for the duration of an assigned shiftAbility to lift and carry up to 30 lbsAbility to work in varied conditions including heat, noise, and exposure to chemicals or airborne particulatesAbility to work with appropriate training, certification, and PPEPerksPTO/Paid HolidaysMedical, Dental, and Vision plans401k Retirement planFringe benefitsPaid parental leaveWorkplace perks such as food/coffeeTo perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed above are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liabilities.LightForce Orthodontics is an Equal Opportunity/Affirmative Action Employer and does not discriminate on the basis of race, color, religion, gender, age, national origin, disability, Protected Veteran status, sexual orientation, or any other characteristic protected by federal, state or local law.