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Salary
$95k – $107k per year
Location
Hybrid (Westminster, United States)
Seniority
Middle · 3+ years exp
Visa
No sponsorship (stated in the posting)
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 11, 2026. First seen by Alion on Jul 7, 2026.

Overview
Company
Impact
Profile match
Discover ATG's 40+ years of expertise in containment design, fabrication, and integration, serving DOE, NNSA, DOD, and commercial sectors.

REPORTS TO: Lead Mechanical Engineer

FLSA STATUS: Exempt

This role requires full-time onsite attendance during the initial training period. Following completion of training, the position will transition to a hybrid work arrangement, offering flexibility to work remotely while maintaining regular onsite collaboration with internal teams and customers as business needs require.

SUMMARY:

  • Provides engineering analysis, design, and fabrication support for a variety of highly technical projects in a manufacturing and collaborative team environment.

  • Performs project engineering activities related to planning, directing, and testing of products and projects.

  • Analyzes and interprets complex customer specifications, including reference to official industry standards.

  • Develops technical calculations and documentation in accordance with the company’s NQA-1 quality systems.

  • Applies creativity and resourcefulness to develop non-traditional methods and practices to satisfy novel project demands.

ESSENTIAL DUTIES AND RESPONSIBILITIES:

Design

  • Creates or interprets specifications, data sheets, process flow diagrams, 3D models, 2D drawings, P&ID’s.

  • Develops 3D models, drawings, and detailed manufacturing plans.

  • Prepares and checks calculations to verify a design against design requirements.

  • Participates in technical reviews and project status meetings, may act as the technical lead.

  • Coordinates with manufacturing and uses reference standards to incorporate DFM//DFA into design.

  • Remains cognizant of current design practices, skills, and industry best practices, and shares knowledge

  • Develops standard part, assembly, and product design documentation.

Quality

  • Prepares project-related design deliverables and NQA-1 documentation as needed.

  • Develops project-related conformance documentation - testing, manuals, plans, etc..

  • Produces detailed technical submittal documents to satisfy quality tracking requirements.

  • Assists and writes design change notices, deviation requests and non-conformance reports.

Project Engineering

  • Works with project teams and customers to ensure the products conform to customer requirements and meet customer needs.

  • Plans design activities related to a job, including setting schedule milestones, review points, and deadlines.

  • Specifies and quotes complex or non-stock items in support of procurement activities.

  • Develops Production Travelers using software tools in conjunction with shop drawings and weld maps for fabrication.

  • Supports production staff throughout the fabrication of schedule of a project.

  • Performs or oversees factory and site acceptance testing, including traveling to customer facilities.

Other

  • Assists in engineering overhead activities - bid support and estimating, CAD administration, engineering standards development, and supporting continuous improvement initiatives.

SUPERVISORY RESPONSIBILITIES:

  • May be required to lead a team of engineers in design, planning, and execution of a project.

  • May be required to conduct team, group, or individual training on standards or best practices.

EDUCATION and/or EXPERIENCE:

  • Bachelor’s Degree (B.S.) in Mechanical Engineering from an ABET accredited institution (3-7+yrs experience).

  • Strong machine design and/or stainless-steel sheet metal design required.

  • Well-rounded background in core mechanical engineering concepts.

  • Strong manufacturing/DFM/DFA background desired.

  • Familiarity or experience with Nuclear Quality Assurance (NQA-1) standard strongly desired.

  • Familiarity or experience with Nuclear Glovebox, Pharmaceutical Isolator, or Pressure Vessel Design desired.

SKILLS and ABILITIES:

LANGUAGE / COMMUNICATION SKILLS:

  • Ability to write technical reports, correspondence, procedures and processes.

  • Ability to effectively present information in one-on-one and small group situations to customers, clients, and other employees of the organization.

  • Ability to coordinate and communicate with outside suppliers.

  • Ability to write technical reports, correspondence, procedures, and process documents.

MATHEMATICAL SKILLS:

  • Ability to read, analyze, and interpret complex documents such as calculations, specifications and code requirements, and procedure manuals.

  • Has In-depth knowledge of diversified, fundamental scientific mechanical engineering concepts, phenomena, and relations.

  • Has the knowledge of development and derivation of formulas and relationships, basic assumptions made, and limitations and areas of applicability of established mechanical engineering principles, methods, and techniques.

COMPUTER SKILLS:

  • Candidate must possess strong computer knowledge and be familiar with standard Microsoft Office software in addition to SolidWorks, PRO/E, AutoCad or other drafting/modeling software. Solidworks strongly preferred.

REASONING ABILITY:

  • Ability to apply principles of logical or scientific thinking to a wide range of intellectual and practical problems.

  • Ability to deal with nonverbal symbolism (formulas, scientific equations, graphs, etc.,) in its most difficult phases.

  • Ability to deal with a variety of abstract and concrete variables.

PHYSICAL DEMANDS:

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.

While performing the duties of this job, the employee is regularly required to sit and talk or hear. The employee is frequently required to use their hands and fingers to grasp, handle, manipulate, and operate tools, equipment, and materials.. The employee must regularly lift and/or move up to 10 pounds and occasionally lift and/or move up to 25 pounds. Specific vision abilities required by this job include close vision, depth perception, and ability to adjust focus.

In addition, employee may be required to travel for weeks at a time for install and testing on projects and assist physically in installation and testing activities.

WORK ENVIRONMENT:

The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

While performing the duties of this job, the employee is occasionally exposed to moving mechanical parts and fumes or airborne particles. The noise level in close proximity to the work environment is usually loud.

CERTIFICATES, LICENSES, REGISTRATIONS, OTHER:

MUST BE A US CITIZEN - In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire. ATG is unable to sponsor or take over sponsorship of an employment Visa at this time.

Why join us? We take care of our people with:

  • Competitive salary

  • 120 hours of PTO and 8 paid holidays

  • Health, dental, and vision insurance

  • Life and disability coverage

  • HSA/FSA options

  • 401k match

  • Wellness programs

  • Learning, growth, and development programs

We are an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status.

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