Sagar Laishetti
Chennai
Summary
Metallurgical and Materials Engineer with hands-on experience in casting, forging, heat treatment, and alloy development. Proven expertise in developing and testing high-performance stainless steels (UNS 32615, UNS 31254, 17-4 PH) through process optimization, failure analysis, and microstructure-property correlation. Skilled in welding consumable R&D, corrosion testing, and mechanical property evaluation. Strong exposure to simulation tools like ThermoCalc and JMatPro, with a learning background in AI/ML. Collaborative and quality-driven, with experience in both industrial R&D and manufacturing environments.
Overview
8
8
years of professional experience
1
1
Certification
Work History
Senior Development Engineer – R&D
ESAB India Ltd
Chennai
07.2023 - Current
- Leading development of welding electrodes and MIG wires for critical applications, including high Mn steel for LNG tanks, and robotic welding systems.
- Designing filler metal chemistries to optimize mechanical properties, arc behavior, and weldability.
- Performing metallurgical evaluations and testing using SEM/EDS, XRF, and mechanical characterization.
- Collaborating with QA and global product teams to align with industry standards and customer requirements.
Associate Manager – R&D
Jindal Stainless Ltd
Hisar
12.2022 - 07.2023
- Developed advanced stainless steels, including: UNS 32615 (5% Si Super Austenitic), UNS 31254 (6% Mo Grade), and 17-4 PH & Austenitic EQ Grades.
- Led forging route development post-ingot casting, and optimized the microstructure-property balance.
- Supported failure analysis, corrosion testing, and production troubleshooting.
- Evaluated Concast process behavior, and refined clean steel practices.
- Responsible for process improvement initiatives for the minimization of cost and improved productivity.
- Coordinated with QA, and procurement for technical approvals and vendor assessments.
Graduate Engineer Trainee – Ironmaking
Atibir Industries Co. Ltd.
Giridih
06.2018 - 12.2019
- Oversaw day-to-day operations of two 312 m³ blast furnaces, monitoring chemistry, and tap consistency.
- Supported raw material quality assessment, casting floor activities, and hot metal casting.
- Gained practical insight into shift-based control of ironmaking, and defect identification.
Education
M.Tech - Metallurgical & Materials Engineering
IIT Kharagpur
Kharagpur06-2022
B.Tech – Metallurgical & Materials Engineering
RGUKT Basar
BasarSkills
- Stainless steel alloy development (UNS 32615, 31254, 17-4 PH)
- Casting and forging metallurgy
- Heat treatment processes
- Consumable development (electrodes, MIG wires)
- Concast process
- SEM, EDS, XRF, XRD analysis
- Failure and corrosion testing
- Simulation tools (ThermoCalc, JMatPro, DICTRA)
- Additive manufacturing principles
- AI/ML Applications in Materials
Languages
English
Proficient (C2)
C2
Hindi
Proficient (C2)
C2
Telugu
Native
Native
Tamil
Beginner
A1
Certification
EN ISO 14731 – Certified Welding Coordinator.
ISO/IEC 17025:2017 – Lab Management & Internal Audit.
ThermoCalc & CALPHAD Tools – Trained.
GIAN Course – Dislocation Theory & Mechanical Behavior (IIT-H).
Welding Technology & Stainless Steel Weldments – IIW Mumbai.
Workshop on Mechanical Testing & Characterization (WMTC).
ISO/IEC 17025:2017 – Lab Management & Internal Audit.
ThermoCalc & CALPHAD Tools – Trained.
GIAN Course – Dislocation Theory & Mechanical Behavior (IIT-H).
Welding Technology & Stainless Steel Weldments – IIW Mumbai.
Workshop on Mechanical Testing & Characterization (WMTC).
Timeline
Senior Development Engineer – R&D
ESAB India Ltd
07.2023 - Current
Associate Manager – R&D
Jindal Stainless Ltd
12.2022 - 07.2023
Graduate Engineer Trainee – Ironmaking
Atibir Industries Co. Ltd.
06.2018 - 12.2019
M.Tech - Metallurgical & Materials Engineering
IIT Kharagpur
B.Tech – Metallurgical & Materials Engineering
RGUKT Basar