Mastercam Programming Jobs in Missouri (NOW HIRING)

At a glance

Company: Laciny Bros., Inc.
Location: St. Louis, Missouri
Pay: $35–$42/hr DOE
Job type: Full-time
Experience: 7+ years machining • 5+ years CNC programming
Machines: CNC machining centers • CNC lathes
Machine brands: Okuma • Mazak
CAM software: Mastercam

Why join Laciny Bros.?

Laciny Bros. is looking for an experienced CNC Programmer / Machinist who enjoys challenging work and wants to do more than run the same production job every day.

Founded in 1916, Laciny Bros. is a fourth-generation, family-owned custom fabrication company serving customers across a wide range of industries. The shop specializes in highly customized, high-end machinery and complex components that demand creativity, precision, and quality craftsmanship.

This is a true job shop environment—not a repetitive production shop. You’ll regularly program, set up, and machine new parts from different materials, primarily stainless steel. You’ll have the autonomy to determine machining approaches, develop complex setups, create fixtures, and solve problems as they arise.

The position offers $35–$42 per hour, opportunities for overtime, and a strong benefits package that includes 100% company-paid health insurance, profit sharing, and a 401(k) match.

⚙️ What you’ll be doing

• Interpret blueprints, job specifications, and work orders
• Program complex parts using Mastercam
• Set up and operate CNC machining centers and lathes
• Machine one-off and custom components to required specifications and tolerances
• Determine tooling, workholding, and machining approaches
• Design and create fixtures for complex setups
• Inspect completed work and verify dimensional accuracy
• Deburr parts and complete other secondary operations as needed
• Program while machines are running when workflow permits
• Troubleshoot machining, tooling, and setup challenges
• Work independently while contributing to the broader shop team

️ Machines, controls & software

You’ll work with equipment that includes:

• Okuma CNC machining centers
• Mazak CNC lathes
• CNC mills and lathes
• Mastercam CAD/CAM software
• Standard precision inspection equipment

⭐ Shop highlights

• Fourth-generation, family-owned company
• In business since 1916
• High-mix custom job shop
• One-off and small- to medium-volume work
• New parts and machining challenges regularly
• Complex setups and custom fixturing
• Highly customized, high-end machinery
• Opportunity to program, set up, and run your own work
• Overtime and bonus opportunities
• 100% company-paid health insurance

Materials you’ll work with

• Stainless steel
• Aluminum
• Titanium
• Hastelloy
• Tool steel
• Brass
• Graphite
• Engineering plastics
• Other hard and soft metals

✅ What we’re looking for

Required:

• At least seven years of manual or CNC machining experience
• At least five years of experience programming and machining complex parts
• Proficiency with Mastercam
• Ability to independently program, set up, and run CNC equipment
• Strong blueprint and job-specification interpretation skills
• Experience holding required specifications and tolerances
• Knowledge of tooling, workholding, and complex setups
• Ability to inspect your own parts
• Strong mechanical aptitude
• Ability to machine a variety of metals and plastics
• Self-motivated and accountable in a job shop environment
• Ability to work autonomously and as part of a team
• Willingness to multitask and assist wherever needed

Preferred:

• Experience with Okuma machining centers
• Experience with Mazak CNC lathes
• Associate degree or related technical education
• Experience designing and building custom fixtures
• Experience machining stainless steel and other challenging materials

Why you’ll like working here

This role gives an experienced machinist ownership of the complete process—from interpreting the print and developing the program to creating the setup, machining the part, and performing the final inspection.

You won’t be limited to loading parts and pressing cycle start. The work changes regularly, and your knowledge, judgment, and creativity will directly affect the finished product. It’s a strong fit for a versatile CNC Programmer / Machinist who enjoys solving problems and taking on new challenges.

Pay, benefits & schedule

Pay: $35–$42 per hour, based on experience

Benefits include:

• Health insurance—100% company paid
• Dental insurance
• Vision insurance
• Paid time off
• 401(k) with 4% company match
• Profit sharing
• Retirement plan
• Bonus opportunities
• Overtime opportunities

Schedule: Full-time, in-person position in St. Louis, Missouri.

About Laciny Bros.

Laciny Bros., Inc. is a fourth-generation, family-owned custom metal fabrication company based in St. Louis. Since 1916, the company has built a reputation for delivering creative, high-quality solutions for demanding applications across a wide range of industries.

Its capabilities extend beyond precision machining to include custom fabrication, engineering, automation, custom machine building, waterjet cutting, and field service. The machine shop produces complex one-off components as well as small- to medium-volume production work using CNC and conventional equipment.

Laciny Bros. values craftsmanship, versatility, problem-solving, and personal accountability. Its job shop environment gives skilled machinists the opportunity to contribute their experience throughout the complete manufacturing process rather than performing one narrow production task.

Apply today

If you’re an experienced CNC Programmer / Machinist who enjoys complex setups, custom parts, and solving new machining challenges, apply today through hireCNC.