Manufacturing Engineering Intern; Summer

Pac Sci EMC - an operating company under Ralliant - is seeking a Manufacturing Engineering Intern to join our Operations team. This internship is designed for students graduating in  who are eager to gain hands‑on experience supporting production and process improvement in a high-tech aerospace and defense manufacturing environment.

• Assist in analyzing, developing, and documenting methods, sequences, and specifications for manufacturing and assembly processes.
• Support sustaining and released product activities, focusing on efficiency, safety, quality, productivity, and cost.
• Help review product design drawings and contribute to work instructions and process procedures.
• Assist with process routings, labor standards, and cost estimates for proposals.
• Support the development of production process layouts and readiness plans.
• Contribute to tooling and fixture design for production and inspection activities.
• Participate in process capability studies, audits, and time studies to optimize performance and eliminate waste.
• Assist in documenting manufacturing processes, DCNs (Design Change Notices), and SWIs (Standard Work Instructions).
• Support Lean initiatives including 5S, Kaizen events, and continuous improvement projects.
• Collaborate with cross-functional teams to resolve technical challenges and ensure manufacturability of designs.
• Perform other related duties as assigned.

• Junior or senior standing in 2026 or 2027, currently pursuing a Bachelor's degree in Manufacturing, Industrial, or Mechanical Engineering (or related discipline).
• Experience with Solid Works or AutoCAD preferred.
• Strong problem-solving skills with attention to detail.
• Proficiency in Microsoft Office Suite (Word, Excel, PowerPoint).
• Strong communication skills and ability to collaborate in a team environment.
• Interest in Lean Manufacturing, continuous improvement, and aerospace/defense production.
• Due to contractual and regulatory requirements, only U.S. citizens are eligible for this role. Pac Sci EMC is a U.S. Department of State ITAR-regulated employer. To comply with ITAR-controlled contracts, this position requires U.S. citizenship.

• Gain practical experience in manufacturing engineering processes and documentation.
• Learn how to evaluate designs for manufacturability and support production readiness.
• Develop problem-solving and process improvement skills through Lean and Kaizen exposure.
• Strengthen technical capabilities in Solid Works/AutoCAD, process analysis, and cost estimating.
• Build a foundation for future roles in manufacturing engineering, operations, or process improvement.

Ralliant, originally part of Fortive, now stands as a bold, independent public company driving innovation at the forefront of precision technology. With a global footprint and a legacy of excellence, we empower engineers to bring next-generation breakthroughs to life - faster, smarter, and more reliably. Our high-performance instruments, sensors, and subsystems fuel mission-critical advancements across industries, enabling real-world impact where it matters most.

At Ralliant we're building the future, together with those driven to push boundaries, solve complex problems, and leave a lasting mark on the world.

Ralliant Corporation and all Ralliant Companies are proud to be equal opportunity employers. We value and encourage diversity and solicit applications from all qualified applicants without regard to race, color, national origin, religion, sex, age, marital status, disability, veteran status, sexual orientation, gender identity or expression, or other characteristics protected by law. Ralliant and all Ralliant Companies are also committed to providing reasonable accommodations for applicants with disabilities.

Individuals who need a reasonable accommodation because of a disability for any part of the employment application process, please contact us at

Pacific Scientific Energetic Materials Company (Pac Sci EMC), a Ralliant Corporation (NYSE: RAL) operating company, makes critical missions possible. From concept to demonstration to…