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Salary
$100k – $125k per year
Location
In office (Fitchburg)
Seniority
Senior · 10+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Sep 27, 2026. First seen by Alion on Feb 3, 2026. Redesigned scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Discover SHINE Technologies' innovative approach to fusion technology, producing medical isotopes, recycling nuclear waste, and generating energy.

Description

SHINE Technologies is seeking a Senior Mechanical Engineer who will develop the mechanical systems required for safe and reliable operation, manufacturability, and serviceability of SHINE neutron generators, ion implanters, and radiopharmaceutical production equipment. The Senior Mechanical Engineer will be responsible for leading all aspects of mechanical design on assigned projects, including requirements gathering, planning, conceptualizing, design development, analysis, modeling, verification, BOM management, drafting, and supporting designs through production.

The base salary range for this position is $100,000 - $125,000 per year plus a comprehensive compensation package. Our salary ranges are determined by role, level, and location.

Duties and Responsibilities of the Senior Mechanical Engineer:

  • Presenting design plans to stakeholders, assist with project planning for budget and schedule
  • Contribute to development of engineering system design requirements in collaboration with Systems Engineers and other stakeholders, then drive development of subsystem requirements and interfaces
  • Conceptualize systems and develop system level layouts
  • Perform, coordinate, and manage detail mechanical design of neutron generating and ion implantation capital equipment including:
  • 3D CAD models of designs
  • Analyze designs to prove design criteria are met e.g. FEA and CFD
  • Lead design reviews
  • Create & release detailed drawings
  • Develop Bills of Materials for systems and complex assemblies
  • Lead designs through the engineering change process
  • Collaborate with vendors to ensure manufacturability of design
  • Assist with assembly of prototype units
  • Collaborate with test engineers to verify designs
  • Train & mentor other engineers, mechanical designers, & technicians as needed
  • Prepare & deliver complex engineering-related presentations, both internally and externally
  • Collaborate with the Engineering Manager & Design Team to develop & update department Standard Operating Procedures

Requirements

  • BS in Mechanical Engineering with substantial experience designing complex and/or precision mechanical systems or 10+ years equivalent work experience
  • Experience in a production environment desired
  • Experience with SolidWorks is preferred, but other 3D CAD packages will be considered
  • Working knowledge of engineering calculations and analysis methods, including but not limited to: FEA, CFD, kinematics, power, torque, structural, air & water flow/pressure calculations etc.
  • Working knowledge of tolerances and GD&T
  • Effective problem solving, judgment, and independent thinking skills for troubleshooting, repair, & recognition of acceptable or unacceptable product quality
  • Excellent technical writing and oral communication skills.
  • Ability to quickly assess assigned task requirements, identify potential challenges, and communicate effectively to expedite the successful execution of assigned work.
  • Ability to work independently and within team environments.
  • Ability to travel occasionally is preferred

Working Conditions and Physical Effort:

  • Ability to remain in a stationary position (e.g., standing or sitting) for extended periods.
  • Ability to move within facility environments, including accessing testing areas and operating instrumentation.
  • Ability to handle standard equipment and materials weighing up to 50 pounds with or without reasonable accommodation.
  • Work may occasionally take place in controlled radiation areas under supervision and within regulatory exposure limits.
  • Use of personal protective equipment (PPE).
  • Work involves moderate exposure to unusual elements, such as extreme temperatures, dirt, dust, fumes, smoke, unpleasant odors, and/or loud noises.
  • Work environment involves some exposure to hazards or physical risks, which require following basic safety precautions.
  • Although flexible work hours may be available, shift-work schedules may be required, and extended hours will sometimes be necessary to complete required work assignment.
  • Participation in the site emergency plan drills.

Employees must be able to perform the essential functions of the position satisfactorily. If requested, reasonable accommodations will be made to enable employees with disabilities to perform the essential functions of this job, absent undue hardship.

Eligibility for employment is conditioned on the applicant’s ability to qualify for access to information subject to U.S. Export Controls. Additionally, applicant’s eligibility may be conditioned based upon meeting the Nuclear Regulatory Commission requirements for access to Safeguards Information, which typically requires a pre-employment drug screen, fingerprinting and criminal background check.

SHINE values diversity in all its forms as a critical component of innovation, which is fundamental to our success. Every member of the SHINE community benefits from the talents and experiences of our peers, from the mutual respect we exercise, and from the responsibility we take for our actions.

SHINE Technologies is 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.

Pay Transparency Policy

Employee Rights Under the NLRA

Equal Opportunity Employment

E-Verify

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