Senior Mechanical Design Engineer

Doist; Cincinnati (OH); On-site; USD 77,000 - 93,000; Full time

Job summary

Quest Defense Systems and Solutions is seeking a qualified mechanical design engineer to support aero-engine components and gas-turbine parts. You will analyze specifications, perform CAE-based design work, and ensure designs meet performance and life requirements.

Role requires US citizenship or permanent residency and 100% onsite work in Cincinnati, OH. You will collaborate with teams, present technical substantiation, and focus on cost, reliability, and producibility.

Qualifications

• 4+ years of experience in mechanical design of gas-turbine or turbomachinery components.
• BS/B.Tech in Mechanical or Aerospace engineering from an accredited university.
• Experience with NX and ANSYS (Classic or Workbench) or other similar tools.
• Ability to interpret technical drawings with GD&T.

Responsibilities

• Develop or modify designs related to Aero-engine components by analyzing product specs and performance requirements.
• Execute mechanical design projects of gas turbine components (frames, shaft, disk, blisk, seals) and airfoils (blade, vanes, nozzles).
• Evaluate concepts of new designs, manufacturing methods, materials or processes and generate reports or change proposals.
• Capture design requirements from the customer and incorporate into the component design.
• Support technical substantiation and participate in technical reviews.

Skills

4+ years mechanical design

NX

ANSYS

GD&T

Time management

Communication

Team collaboration

Education

BS/B.Tech in Mechanical or Aerospace engineering

Tools

NX

ANSYS

Job description

We don’t just build technology—we engineer the future. From next‑gen aerospace to cutting‑edge defense systems, we tackle the toughest, mission‑critical challenges that keep people safe and push the limits of innovation. This is where problem‑solvers, innovators, and big thinkers thrive.

The Role

The successful candidate will draw upon their experience to aid in the design and analysis of gas turbine engine components. Collaboration and a forward thinking approach are important to ensure we remain the supplier of choice for our customers. You will also be the face of Quest to your customers. Through listening to customer challenges, and building on your previous experiences, you will find creative approaches that will solve their most difficult engineering problems.

Due to the nature of these roles, applicants must be a US Citizen, Green Card Holder or Permanent Resident. This role is 100% onsite in Cincinnati, OH.

Roles & Responsibilities

• Develop and/or modify designs related to Aero‑engine components by analyzing product specifications, performance requirements, and existing manufacturing capabilities
• Execute mechanical design projects of gas turbine components on Structures/Rotating parts (Frames, Shaft, Disk, Blisk, seals etc.) and/or Airfoils (Blade, Vanes, Nozzles etc.)
• Evaluate concepts of new designs/improvements, manufacturing methods, materials or processes and complete required documentation by applying engineering principles and Industry standards, and generating reports, procedures or change proposals
• Capture design & system requirements from the customer, and incorporate into the component design
• Support technical substantiation, contribute & present in technical and program reviews
• Develop components and modules keeping cost, performance, life, and system requirements in mind
• Design and Analysis of the component using CAE tools (NX, ANSYS Classic, ANSYS workbench)
• Direct interface with other internal/external engineering functions
• Apply technical principles, theories, and concepts to solve a wide range of challenging engineering problems
• Evaluate form, fit, function and life of the components relative to the certified configuration
• Evaluate non‑conformances by reviewing, analyzing design criteria’s and acceptability limits, recommend disposition procedures and maximizing producibility

Required Skills (Technical Competency)

• 4+ years of experience in the mechanical design of Gas‑turbine or Turbo‑machinery components
• Minimum BS/B.Tech in Mechanical or Aerospace engineering from an accredited university
• Experience with NX and ANSYS (Classic or workbench) or other similar tools
• Ability to easily interpret technical drawings with understanding of GD&T
• Demonstrated ability to meet deadlines, work under time constraints, maintain composure and handle multiple tasks simultaneously
• Ability to interact with employees/managers at all levels with strong oral and written communication skills
• Project Management experience is desired, but not required
• Strong interpersonal skills and ability to work in a team environment
• Like to work in a fast paced, creative environment
• Enjoy people and dynamic teams with diverse experiences. We have fun together! US Citizen or Permanent Resident required

Preferred Experience

• Experience in adoption and/or integration of emerging technologies (e.g., generative AI, automation platforms, digital assistants) into day‑to‑day operations for continuous improvement.

Physical Requirements & Work Environment

Mostly Office Environments, Occasional Shop Floor involvement. Substantial amounts of telephone and computer work. Heavily Regulated Industries with strict adherence to procedures. Flexibility to meet business deadlines by staying late or arriving early. Typical 8 hour days plus lunch / 40 hour weeks / core (required) hours are 9AM to 4PM Ability to use personal transportation to visit customer locations.

Full compensation package is based on candidate experience and certifications Pay Ranges $77,000 — $92,500 USD

At Quest Defense Systems and Solutions , we don’t just build technology — we engineer the future. From next‑generation aerospace solutions to cutting‑edge defense systems, we tackle the toughest, mission‑critical challenges that keep people safe and push the boundaries of innovation. This is where problem‑solvers, innovators, and visionary thinkers come together to shape the future. With over 25 years of aerospace and defense engineering expertise, our commitment to delivering high‑quality, transformative solutions sets us apart — not just as an industry leader, but as a driving force for impactful change. Together, we’re not just leading the industry — we’re revolutionizing it.

Quest Defense provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training. 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 accommodations may be made to enable individuals with disabilities to perform the essential functions.

Quest Defense provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training. 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 accommodations may be made to enable individuals with disabilities to perform the essential functions.