Are you looking for an exciting, innovative company with over 100 years of excellence and commitment to ethical business? Amentum is a trusted partner to United States government agencies, allied governments, and corporations worldwide supporting critical programs across a broad range of domains. We are currently looking for a Senior Level Semiconductor Device Modeling Engineer.

You will play a vital role in supporting the Modeling of Radiation Effects (MoRE).  This position demands a blend of problem-solving, programming, semiconductor devices physics, magnetics, and foundational circuit design concepts.

Essential Responsibilities:

• Develop radiation effect aware SPICE models for semiconductors.
• Leverage available modeling products to conduct TCAD simulations.
• Implement worst-case analysis scenarios in circuit design while incorporating programming and statistical applications as needed.
• Attend national radiation conferences.
• Perform design, development, or review of tasks in specific areas under close supervision.
• Design a portion or section of an analysis or design review.
• Assist in the preparation of reports and correspondence.
• Develop, maintain and produce technical documentation and system/subsystem specifications.
• Interface with customers in design reviews and technical working group meetings to comply with requirements and specifications.
• Verify and comply with engineering documentation standards and test procedures.

Minimum Requirements:

• Bachelor's degree in Engineering, Physics, or related technical field
• 15 plus years of experience
• Ability to learn and understand nuclear physics related to electron, gamma-ray, and neutron behavior on solid state electronic components.
• Ability to communicate to broad audiences both technical and non-technical information.
• Ability to be a team player and receive mentoring from senior engineers and leadership.
• Working knowledge of various electronic test equipment (oscilloscopes, digital multimeter, SMUs, etc.)
• Technical aptitude and ability to troubleshoot complex problems.
• Understanding, familiarity and/or experience with microelectronics devices, LabVIEW, Altium, Printed Circuit Board (PCBs)
• Aptitude for solving technical problems and creating customer solutions.
• Understanding of concepts, theories, and methods related to the composition, structure, and properties of microelectronics.
• Must be able to obtain and maintain an active Secret clearance (Interim Secret required to start) Please note: US Citizenship is required to obtain a US Secret Clearance.

Preferred Qualifications:

• Master’s degree in engineering
• Active Secret Clearance

       

Compensation Details:

$120,000-$190,000 annually

       

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

 

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

• Health, dental, and vision insurance

• Paid time off and holidays

• Retirement benefits (including 401(k) matching)

• Educational reimbursement

• Parental leave

• Employee stock purchase plan

• Tax-saving options

• Disability and life insurance

• Pet insurance

 

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

       

Original Posting:

04/16/2026 - Until Filled

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

       

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed,  marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.