Granite State Manufacturing

Manufactures precision components for naval submarines

Welder Class B

Welding & Metal FabricationConfirmed live in the last 24 hours

Full-timeManchester, NH, USANo salary listedIn-person

About the Job

Requirements

Intermediate knowledge of military, American Welding Society, or other code specifications; assistance may be needed to interpret specifications.
Understanding of basic manufacturing principles and straightening, with assistance potentially needed for weldment problem-solving.
Understanding of workmanship requirements and ability to pass a workmanship test with additional training.
Ability to understand all weld symbols and interpret print dimensions; additional help may be needed with geometric dimensioning and tolerancing and datums.
Knowledge of nondestructive testing and its processes; Level II qualification is required for additional interpretation.
Ability to fixture weldments using setups from previous orders as described in photos, procedures, and by higher-level welders.
Ability to weld using all processes used by the company: gas tungsten arc, gas metal arc, and shielded metal arc.
Ability to pass a welder performance qualification test using welder samples with minimal assistance.
Ability to operate manual vertical milling machines, saws, grinders, and overhead cranes with minimal assistance.
Must qualify as a U.S. Person under applicable export-control/International Traffic in Arms Regulations or otherwise be authorized under U.S. law to access export-controlled information.

Responsibilities

Fabricate and weld a variety of metals, from sheet stock to heavy plate, using tungsten inert gas, metal inert gas, stick welding, and occasional brazing.
Use basic hand tools, jigs, fixtures, and precision measuring devices.
Work on fixturing weldments and create tooling as required for new jobs.
Interpret blueprints, weld symbols, machining requirements, and datums to weld and create fixtures.
Work with manufacturing, quality control, and engineering to solve problems with weldments or prints.
Maintain a professional, safe, and clean work environment by arriving on time, following company policies, wearing safety glasses in designated areas, maintaining an orderly work area, and following safety practices to prevent errors.
Build effective working relationships with managers, directors, and workers, and collaborate to accomplish shared goals.
Abide by the company Code of Ethics and Business Conduct and observe applicable U.S. and foreign laws and regulations.

Welder Class B

Granite State Manufacturing · Manchester, United States · Full-time · Posted 2026-09-14

Workplace: on_site

Department: Welding

Description

Granite State Manufacturing is a leading contract manufacturer of large, complex, precision machined and welded components, supporting the US Navy in building submarines.

We specialize in high-mix, low-to-medium volume production, delivering precision, quality, and on-time performance on custom-engineered products. Our capabilities include:

Large-format CNC machining
Heavy fabrication and welding (MIG, TIG, FCAW, SAW)
Assembly, inspection, and testing
Program management for complex builds

We are known for handling tight tolerances, complex geometries, and demanding customer specifications.

Our work environment is supportive, providing what our people need to do great work.

POSITION SUMMARY

Fabricates and welds a variety of metals from sheet stock to heavy plate. Welding processes utilized include Tig-Mig-stick and occasional brazing. Work is performed using basic hand tools-jigs-fixtures and precision measuring devices.

ESSENTIAL FUNCTIONS AND RESPONSIBILITIES

Works on fixturing weldments and creates tooling as required for new jobs.
Interprets blueprints, weld symbols, machining requirements, and datums to weld and create fixtures.
Works along with manufacturing, quality control, and engineering to solve problems with weldments or prints.
Demonstrates responsibility and accountability for creating a professional, safe, and clean environment evidenced by: being at work on time to perform assigned duties, following the policies of Granite State Manufacturing, always wearing safety glasses in designated areas, maintaining a neat and orderly work area, and following safety practices to prevent errors.
Demonstrates commitment to teamwork by establishing effective relationships and networks with both managers/directors and workers, and collaborating with them to accomplish shared purposes and goals.
Abide by GSM Code of Ethics and Business Conduct standards and strictly observe all U.S. and foreign laws and regulations.

Requirements

Qualifications

Intermediate level knowledge of military specification, AWS specifications or other code specifications. May require assistance from other employees on spec interpretation.
Understands basic manufacturing principles and straightening but may require additional assistance for problem solving with weldments.
Understands workmanship requirements. Is able to pass workmanship test with additional training.
Understands all weld symbols and can interpret dimensions on prints. May need additional help on GD&T/Datums.
Knowledge of NDT and processes. Requires Level II for additional interpretation.
Can fixture weldments. Uses setups from previous orders as described in photos, procedures, and by higher-level welders.
Can weld using all processes used by GSM (GTA, GMA & SMA).
Can pass welder performance qualification test (welder samples) with minimal assistance.
Can operate manual vertical milling machines, saws, grinders, and overhead cranes with minimal assistance.
Due to the nature and importance of GSM’s work, our positions require access to export-controlled information. Therefore, all candidates must qualify as a U.S. Person under applicable export-control/ITAR regulations or otherwise be authorized to access such information under U.S. law.

Equal Opportunity Statement

Granite State Manufacturing (GSM) is an equal opportunity employer. GSM does not discriminate on the basis of race, color, religion, sex, gender, gender identity or expression, pregnancy, national origin, veteran status, age, physical or mental disability, genetic information, marital status, sexual orientation, or any other consideration made unlawful by applicable federal, state, or local laws in its programs, activities, or employment.

Benefits

Compensation & Benefits

Competitive salary
Medical insurance
Dental & Vision, Life insurance (Company paid)
Disability benefits (Company paid)
401(k) & 401(k) company matching
Paid time off and holidays
Flexible spending accounts
Health savings account
Referral program
Overtime opportunities (if applicable)
Training and career growth in advanced manufacturing
Employee assistance program

Why Join Us?

Work on large-scale, one-of-a-kind projects
Stable industry with strong customer demand
Opportunity to grow in a flexible, high-skill environment
Collaborative team focused on quality and craftsmanship

Apply

Apply at Granite State Manufacturing

About the Company

Granite State Manufacturing

Manufactures precision components for naval submarines

Granite State Manufacturing, a family-owned firm in Manchester, New Hampshire, produces precision components and systems for United States Navy submarines. Its work includes computer-controlled machining and welding for complex metal parts used in Virginia-class and Columbia-class vessels. The company supports shipbuilders with custom-engineered equipment made in small production runs, coordinating engineering review and program management. Engineering and production teams work from detailed customer specifications to make parts that meet demanding operational requirements. Founded in 1937, it operates manufacturing facilities in Manchester and Nashua, New Hampshire.

Company size: 51-200
Company stage: Not listed
Total funding: Not listed
Headquarters: Manchester, NH
Founded: 1937

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