• Provide instructional service and perform assigned teaching duties in Design of Machine Elements (Fall 2014 to Fall 2015, and Fall 2017), Mechanics of Material (Fall 2015 to Fall 2016), Additive Manufacturing (Winter 2016, 2018, and 2019), and Manufacturing Processes (Fall 2018) which included grading, managing student exams, homework's, presentations, and projects in undergraduate-level and graduate-level courses or related laboratories and held discussion sessions relevant to mechanical engineering program. • Taught laboratory skills such as metallographic sample preparation, directed energy deposition/laser metal deposition fabrication process, TEM sample preparation, gear box CAD design using Unigraphics, printing the designed gear box by fused deposition modeling, destructive, and non-destructive testing and evaluation method.• Guide and train undergraduate and graduate students (successful completion of thesis of 7 Masters Students) on projects and thesis related task.• Managing research and development efforts on directed energy deposition system at Wayne State University with clients, universities, and consortia.• Perform in-depth study by scanning electron microscopy, transmission electron microscopy, X-ray diffraction, EBSD (Electron diffraction) and EDS (Energy dispersive spectroscopy).• Participating in additive manufacturing standards development activities.• Performed mechanical testing such as hardness testing using micro and nano indentation, tensile testing, high temperature tensile testing, bending, fatigue, creep testing and fracture analysis.• Assisting with failure and root-cause analysis investigations.• Analyze, interpret and write project reports to industries on the microstructure and mechanical properties of additively manufactured and extruded specimens.• Presenting our research and development work at top conferences, trade shows, and workshops.

• Developed laser metal deposition process parameters for new material systems by following robust statistical experimental design methods and qualified these parameters for production.• Designed and manufactured turbine blades, rocket nozzles, hard facing coating, spacecraft models, steam tubes and headers, blocks for mechanical testing, and shock tower hood bracket by laser metal additive manufacturing.• Nickel based superalloys (Solid solution strengthening alloys-Inconel 600, Hastelloy, Haynes 230, Nimonic 75; precipitation strengthening alloys/gamma prime/gamma double prime – Haynes 282, Inconel 625, Inconel 718, Inconel 738, Inconel 740, Waspalloy, Rene 80, Rene 104; Oxide dispersion alloys –Yttrium oxide addition) – Achieved crack free deposits and developed a unique strategy by robot/cnc programming to develop prototype turbine blades.• Aluminum alloys (2000, 4000, 5000, 6000, 7000 series) – Achieved 99.99% dense deposits with optimized process parameters and incorporated friction stir welding to improve strength and ductility comparable to wrought properties. • Metal matrix composites (NT-60, Hayne 282+SiC, Al-W, Al-SiC) – Developed metal matrix composites for space applications in areas of electronic packaging and thermal management.• Functionally graded materials (FGM) – Developed a road map for compositional gradients radially for spacecraft panels and an important technique for quick alloy development.• Alloy development – Developed several novel nickel based superalloy suitable for additive manufacturing with properties superior to several commercially available materials that resulted in my principal investigator receiving $1 million SBIR/STTR DoE funding.• Steel (420 LC, 316 LC, 17-4PH stainless steel, and H13 and 4340 tool steel) – Developed process parameters, studied microstructural evolution and measured mechanical properties to assist and guide master’s students to successfully complete their thesis.

• Review and write standard operating procedures for the overall functioning of equipment in the metallurgical and materials testing lab in the Department of Mechanical engineering-Additive manufacturing lab.• Ensured and implemented safe work practices by participating in meetings, educating and training lab members in basic lab safety, laser and radiation safety and chemical hygiene.• Managed and maintained inventory, and material safety data sheet of Metal powders and chemicals.• Worked with Office of Environmental Health and Safety to maintain proper regulatory documents as per state and federal regulations.

Material Testing • Design and development of the first robotic directed energy deposition (DED)/laser metal deposition (LMD)additive manufacturing system at Wayne State University in 2013.• Developed new post processing heat treatment cycles for additively manufactured parts by statistical design of experiment approaches and performed the required heat treatment cycles as per ASTM and AMS international standards.• Prepared samples by cutting, mounting, polishing and etching by following standard metallographic sample preparation techniques.• Machined additively fabricated prototypes using CNC, EDM and VMC.• Examined additively manufactured samples using optical and laser scanning microscope to detect defectssuch as lack of fusion, porosity, cracks, inclusions and determined the grain size, point and line defects.• Perform in-depth study by scanning electron microscopy, transmission electron microscopy, X-ray diffraction, EBSD (Electron diffraction) and EDS (Energy dispersive spectroscopy).• Participating in additive manufacturing standards development activities.• Performed mechanical testing such as hardness testing using micro and nano indentation, tensile testing,high temperature tensile testing, bending, fatigue, creep testing and fracture analysis.

Design, Manufacturing & Marketing of hydraulic cylinders and Special Purpose machinery.• Designed, manufactured and supported in technical sales and marketing of special purpose machines for metal cutting, assembly, testing and material handling for various segments of industry like automobile, processing, general and heavy engineering, with integration of PLC or CNC systems.• Proficiency in designing and manufacturing of SPMs for Piston & Piston ring machinery.• Manufactured special purpose machinery’s for mass production auto-components.• Worked on several turnkey projects for Industrial automation.

Design, metrology calibrations and marketing of Fume Hoods and Ventilation systems. (Radio Isotope Fume Hoods, Internal Fume Hoods, Special Fume Cupboards, Aero EM, Mobil Air, Walk-in Fume Cupboards, Filter Fumes)