Senior Mill-Turn Machinist

Kairos Power is a new nuclear energy technology and engineering company whose mission is to enable the world’s transition to clean energy, with the ultimate goal to dramatically improve people’s quality of life while protecting the environment. This goal will be accomplished through the commercialization of the fluoride-salt-cooled, high‑temperature reactor (FHR) that can be deployed with robust safety, affordable costs, and flexible operation to accommodate the expansion of variable renewables. Job Summary Kairos Power is seeking a highly skilled and motivated Senior Mill‑Turn Machinist experienced with multitask machining operations, including dual spindle lathes or mill‑turn machines. In this role, you will support precision machining operations of a wide range of component sizes requiring tight tolerances and complex geometry. The Senior Machinist will contribute to Kairos Power’s machining capabilities by operating a variety of multi‑axis machines to create quality parts that meet all engineering specifications with exceptional craftsmanship. This position supports the execution of manufacturing processes that support the company’s Fluoride Salt‑Cooled High‑Temperature Reactor (FHR) program and broader technology initiatives. Responsibilities Interprets blueprints and 3D models to develop NC programs, design fixturing, plan machining sequences, and operate CNC machines to produce precision components. Multi‑axis programming with industry software such as MasterCam. Creates safe workholding methods and plans for work coordinates or tooling before any machine operations. Set up, operation and programming of a wide range of component sizes to deliver parts on internal deadlines and quality requirements. Operate shop‑related machines and equipment such as band saws, hand tools, and measuring equipment while preparing material. Select appropriate jaws or create custom workholding using primarily hydraulic chucks on main and sub spindles in mill‑turn machines. Monitor machine operations and interpret G and M codes to verify accuracy of machined workpieces to specifications; make adjustments as needed. Maintain a clean and organized work environment, keeping paperwork organized to prevent loss of stock or tooling. Identify and resolve machining challenges independently and assist others as needed. Execute rigging, material movement and setup of large (over 1,000 lb) machined parts following established safety protocols. Perform precision machining operations on parts and components within multi‑process assemblies, including components that have undergone prior processes such as welding, rolling, and forming. Maintain compliance with internal quality standards and proficiently utilize job scheduling software to track production and shop‑floor operations. Complete and maintain accurate job travelers and first‑article inspection reports to ensure documentation compliance and traceability. Other duties as assigned. Qualifications High school diploma or GED required, along with 5+ years of relevant machining experience (mill, lathe, 3‑axis, 5‑axis, live‑tooling) or an equivalent combination of education, training, and hands‑on experience. Experience in rigging, material movement and setup of large machined parts and supporting lift plans. Experience in reading and interpreting engineering and assembly drawings. Experience with a mill‑turn environment in MasterCam a plus. Experience with live centers or steady rests on long parts a plus. Experience with Okuma Multus, DMG Mori NTX or Mazak Integrex. Familiarity with SolidWorks or similar CAD platforms to assist with understanding part geometry and communicating with engineering teams is a plus. Proficient programming with CAM software (MasterCam preferred). Knowledge, Skills & Abilities Knowledge of CAM‑CAD software and G‑code. Ability to adapt machining processes and operation between different jobs and complexities of parts. Understanding of basic and advanced GD&T: tolerancing, flatness, parallelism, thread tolerances, profile tolerances, perpendicularity. Knowledge of CNC cutting tool selections, tool surface footage, and chip‑load feed rates. Ability to work with shop mathematical concepts in practical situations. Ability to maintain and use precision measuring tools such as vernier calipers, micrometers, height gauges, gauge pins, gauge blocks, thread gauges, etc. Willingness to provide mentorship and technical guidance to machinists, fostering skill development, continuous improvement, and adherence to best practices in machining operations. Ability to read and interpret safety documents, operating and maintenance instructions, and procedure manuals. Proficiency with computers and company‑specific software, including time‑keeping tools, training platforms, and work‑order systems. Ability to work with a highly collaborative team. Ability to communicate effectively before groups of employees. Problem‑solving skills and ability to prioritize safety for oneself and others. Knowledge transfer ability and proactive mindset. Ability to seek novel ways to create efficiencies when working on problems. Physical Demands Ascending or descending ladders, stairs, scaffolding, ramps, scissor lifts, and articulated boom lifts. Setting up and transferring temporary structures. Moving in different positions to accomplish tasks in tight or confined spaces. Standing, sitting, or remaining in a stationary position for prolonged periods. Transporting objects up to 50 pounds. Operating motor vehicles, heavy equipment, or machinery. Using hand tools and performing repetitive assembly operations. Environmental Conditions General office environment. Low and high temperatures. Outdoor environment or exposure to precipitation and wind. Small or enclosed spaces. Odors or fumes from chemicals or reactions. Elevated heights. High‑concentration, demanding and fast‑paced work. Safety and PPE Reading and interpreting hazardous warning signs. Handling, cleaning, and disposing of hazardous materials. Reporting equipment or unsafe conditions. Wearing proper PPE, including face mask, face shields, gloves, safety shoes, etc. Certification Capability to obtain forklift and boom lift certification. Capability to obtain crane and rigging certification. Additional Requirements Often requires extended hours to support launch and critical project timelines. The hourly range for this position is $49 to $58 for employees working onsite at our locations in Richmond, CA and Alameda, CA (headquarters). The range provided in this job posting represents the typical range or starting rate of candidates hired in California. Factors that may be used to determine your actual salary may include your education, experience, knowledge, skills, abilities, the market data for your work location, and a comparison to other employees already in the role. #LI‑Onsite Benefits Competitive compensation packages. Medical, dental and vision benefits for employees and their dependents. Paid vacation. 401(k) and pre‑tax health insurance, dependent care, and commuter benefits (FSA). Kairos Power is committed to building a diverse workforce that reflects the communities where we do business. Kairos Power is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. We actively welcome people of different experiences, abilities, and perspectives. #J-18808-Ljbffr