Precision Machinist Grinder

SCIENCE AND MANAGEMENT RESOURCES, INC.; Corona (CA); On-site; USD 70,000 - 110,000; Full time

Job summary

Science and Management Resources, Inc. in Corona, CA, seeks a Precision Machinist/Grinder to support Navy weapon systems with precision grinding, inspection, and tooling work.

You will operate CNC mills, grinders, and lathes, develop setups with magnetic chucks and fixtures, and ensure GD&T conformity. This role requires US citizenship and Secret Clearance eligibility and offers opportunities in rapid prototyping and QA-driven production.

Qualifications

• Minimum High School Diploma; Science & Math College Credits Preferred or Vocational Training.
• Proficient in Master CAM, GIBBS CAM or equivalent.
• MUST be a U. S. Citizen, able to acquire and maintain any security clearance.
• Proficient in Microsoft Office.
• Must have great interpersonal and customer service skills.
• Strong attention to detail and ability to follow GD&T drawings and QA policies.
• AS9100D Quality Management System experience.

Responsibilities

• Demonstrate cost effective manufacturing solutions based on requirements.
• Provide support to Navy programs and Interface Assessment.
• Adhere to Quality Assurance procedures and/or processes through regular reviews/audits.
• Follow Hazmat and safety policy guidance.
• Perform other duties as assigned.
• Understand machining theory and GD&T principles.
• Operate and program CNC mills, grinders, and lathes.
• Develop setups with chucks, fixtures, and precision tooling.
• Select appropriate abrasives and wheel specifications for finish requirements.
• Account for thermal growth, wheel wear, and machine movement in tolerances.
• Dress, balance, and condition grinding wheels accurately.
• Interpret GD&T drawings and maintain datum relationships.
• Produce, verify, troubleshoot, and protect precise dimensional features.
• Design, develop and manufacture tooling for inspections.

Skills

Attention to detail

Excellent communication skills

Team player

Self-starter

Interpersonal skills

Education

High School Diploma

Science & Math college credits preferred

AS9100D knowledge/experience

Tools

Master CAM

GIBBS CAM

Microsoft Office

Job description

Company Description

Science and Management Resources, Inc. (SMR) provides specialized support services to the U.S. Navy and U.S. Air Force, focusing on complex Metrology, logistics, Contract Administration, and Machine Shop operations. The organization has experience managing highly technical, mission-critical contracts that support defense readiness and operational efficiency. SMR’s machine shop capabilities include precision manufacturing and maintenance of critical components. Team members work in an environment that values accuracy, reliability, and adherence to strict quality standards. The company offers opportunities to contribute to projects that directly support national defense objectives.

Position:Precision Machinist/Grinder

This position requires U.S. citizenship and Secret Clearance eligibility.

Job Description

The contractor shall provide machining and manufacturing support for Navy weapon systems, customer equipment and systems through rapid prototyping, inspection gages, and support equipment. The contractor must have precision-grinding competency standards to produce quality products and meet rapid turn-around requirements for gages, hardware, and tooling workload for the Precision Machining and Tooling Shop. The contractor must demonstrate advanced setup and operation of surface, cylindrical, outside diameter, inside diameter, and other precision grinders and the ability to hold extremely tight dimensional, geometric, and surface-finish requirements.

Responsibilities/Tasking includes

• Demonstrate cost effective manufacturing solutions in accordance with customer or system requirements.
• Provide support to special projects for All Navy programs and Interface Assessment.
• All actions are subject to regular reviews/audits by Quality Assurance personnel to ensure strict adherence to established procedures and/or processes.
• Follow strict Hazmat and Safety policy guidance and adherence to established procedures and/or processes.
• Perform other duties as assigned.
• Knowledge of machining, tooling and manufacturing theories and practices (including shop mathematics and standard handbook formulas).
• Ability to operate and program computer numeric controlled (CNC) mills, grinders (surface, outer diameter, jig), and lathes.
• Ability to develop setups using magnetic chucks, centers, fixtures, sine plates, V-blocks, precision vises and custom tooling while minimizing distortion and maintaining datum relationships.
• Knowledge of selecting the correct abrasive, grit, grade, bond, structure, and wheel specification based on material and finish requirements.
• Ability to understand how wheel condition, feeds, speeds, depth of cut, coolant machine condition, and setup affect size, geometry and surface finish.
• Ability to properly dress, balance, and condition grinding wheels prior to starting precision grinding operations.
• Ability to account for thermal growth, wheel wear, machine movement, material movement and other variables when working at the tenths (.0001”) level or tighter.
• Knowledge of GD&T Blueprint Interpretation. Strong understanding of engineering drawings and ASME Y14.5 GD&T, particularly flatness, parallelism, perpendicularity, cylindricity, concentricity/runout, profile, position, and datum structures.
• Ability to produce, verify, troubleshoot, and protect extremely accurate dimensional features.
• Ability to use standard machine shop tools and measurement equipment. Proficient with micrometers, indicators, bore gages, height gages, gage blocks, comparators, and other high-accuracy inspection equipment.
• Ability to design, develop and manufacture tooling for unique fabrications and inspections.
• Ability to make judgments and decisions within the framework of oral and written instructions.
• Ability to improve grinding processes, reduce scrap/rework, develop repeatable methods.
• Ability to Prioritize and multi-task.
• Excellent Communication skills - written and verbal.
• Attention to detail and accuracy.
• Self-starter, Team player and conscientious worker.

Qualifications

• Minimum High School Diploma; Science & Math College Credits Preferred or Vocational Training.
• Proficient in the use of Master CAM, GIBBS CAM or equivalent.
• MUST be a U. S. Citizen, able to acquire and maintain any security clearance.
• Proficient in use of Microsoft Office.
• Must have great interpersonal and customer service skills.
• Strong attention to detail is a must, able to follow GD and T drawings and adhere to strict Quality Assurance policies.
• Must have AS9100D Quality Management System Experience. Working knowledge and practical application of AS9100D.
• Primary Location : Naval Surface Warfare Center, Corona, CA.