Mechanical Engineer

We’re looking for humble geniuses who believe engineering can turn the impossible into reality—and who are driven to design, build, and test solutions that matter for some of the world’s most trusted companies. If you want to do meaningful work with a diverse team that believes in shared wins, continuous learning, and engineering a brighter future, this is the place for you.

Quest Defense Systems and Solutions is actively hiring Mechanical Engineers with Repair Development focus.  In this role, you will providein-service engineering support for aircraft engines, analyzing maintenance issues and damaged components, developing repair solutions, and determining how parts can be safely repaired or returned to service. They also create the technical substantiation, repair procedures, manuals, and engineering documentation needed to meet airworthiness requirements and support ongoing engine maintenance.

Location: This role is 100% onsite in Cincinnati, OH
Due to the nature of this work, all applicants must be US Citizen, Permanent Resident or Green Card Holder

Roles & Responsibilities:

• Support the In-Service Operations of fleets of various Large, Medium, and Small Aero engines
• Development of repair solutions for structural and rotating parts of engines
• Support engine overhaul by providing repair solutions to salvage engine components
• In-Service Issue Analysis (Maintenance), Non-conformance Investigation & dispositions
• Technical Report writing and develop substantiation for the Airworthiness requirements
• Repair procedure Development & writing repair instructions/ preparation and modification of Repair & Inspection manuals to support in service fleet maintenance on Aero-Engine components
• Incorporation of Service Bulletin, Modification Bulletin, Design Alternation Request and Repair notes into the repair manuals
• Provide inputs supporting evaluation and improvement of processes, tools, and methodologies & ensure best practices are used throughout the company.

Required Skills:

• BS or associate degree from an accredited university/college (or a high school diploma / GED with a minimum of 1-3- + years of repair engineering experience)
• Minimum one year of experience in repair engineering and/or technical writing on Gas turbines/Aero Engines components
• Good hands-on experience in using MS Office (Word, Excel, PowerPoint, and similar tools)
• Must have strong verbal and written communications skills, organization & trouble shooting skills
• Proven ability to work well within a team & collaborative environment with different engineering functions and manufacturing shops
• Due to the nature of the work, all candidates must be a U.S. Citizen or US Person

Desired Skills:

• Understanding of repair source approvals and vendor trial management
• Collaboration with other support functions- design, analysis, fleet, materials, sourcing, and shops to demonstrate repair processes are viable
• Ensure configuration management changes and spares requirements are accounted proactively with sourcing/suppliers
• Sound knowledge of gas turbine engines, engine components and their functions during engine operation
• Knowledge of various failure/ deterioration mechanisms leading to component/ system failures or distress
• Knowledge of various inspection methods including NDT techniques, various manufacturing techniques and their application during component repair
• Familiar with Gas Turbine Materials, Tooling, Protective Treatments, Coatings and Heat Treatments
• Knowledge of Gas Turbine fundamentals, component manufacturing, cleaning, and inspection processes
• Experience in NX, Teamcenter, part drawing reading, preparing repair sketches, and GD&T
• 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.

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. 

The QDSS Advantage:  

At QDSS, our advantage is purpose-driven work, collaborative teams, and complex challenges that push boundaries and build lasting impact. You’ll grow your career while contributing to mission-critical programs that demand excellence and shape the future. 

What You’ll Find Here 

• Work That Matters – Next-generation, safety- and mission-critical projects where your contributions have real-world impact. 
• Growth That’s Supported – Competitive compensation, employer-matched 401(k), certification assistance, and clear opportunities for advancement. 
• A Culture That Works – A flexible, collaborative, and people-first environment where teamwork, innovation, and balance are valued. 

Benefits Include 

• Competitive pay, comprehensive medical/dental/life and disability coverage, 401(k) with employer match, professional development support, and a flexible, friendly workplace.