Mechanical Design Engineer
- Posted
- 30 May 2026
- Last verified at source
- 9 hours ago
Company Brief
Planys is a deep-tech company developing mission-critical robotic and digital systems for defence and strategic infrastructure. The company designs and builds unmanned systems and advanced sensing solutions across underwater, maritime, and land domains, with a strong focus on naval, coast guard, and army applications. Planys is actively engaged in the development of Unmanned Underwater Vehicles (UUVs) ranging from small to extra-large platforms, along with ruggedised electronic and digital systems for armoured vehicles.
Leveraging its strong foundation in marine robotics, underwater inspection, and non-destructive evaluation (NDT), Planys integrates defence-grade electronics, sensing, and data analytics to deliver high-reliability systems suitable for harsh operational environments. The company combines platform engineering, payload integration, and AI-enabled digital analytics to support situational awareness, asset integrity assessment, and data-driven decision-making for defence forces and strategic asset operators.
Planys, globally recognised for strategic infrastructure solutions, is now focused on creating a strong and enduring presence in the defence sector, delivering indigenous unmanned and digital systems for the Army, Navy, and Coast Guard. (Website: www.planystech.com)
Position Details:
Department
Designation
Position Type
Mechanical Engineering
Engineer - Mechanical Design
Full Time
Job Description:
Sr. No.
Role & Responsibilities
Skill Required
Skill Level
4 - Coach Level (Can
Train Others)
3 - Expert Level (Can
Handle Independently)
2 - Advance level (Needs
Minimal Supervision)
1 - Beginner Level (Needs
Continuous Supervision)
1
Lead end to end mechanical design of ROVs, AUVs, & asset inspection robotic systems.
Solidworks CSWP Certification is a plus.
3D CAD (SolidWorks)
4
2
Design subsea pressure housings for electronics & sensors, Familiar with Pressure vessel design as per (BPVC)
Material selection, thickness calculations
FEA Analysis of pressure vessels
Pressure Vessel Design
3
4
Design of underware Propulsion System components
Sizing and Selection of Motors, bearings
Design of motor housings, shafts, bearing housing
Knowledge of blade design is a plus
Marine Propulsion Design
3
5
Develop structural designs considering static, dynamic, thrust loads, vibration, fatigue and hydrodynamic effects.
Knowledge of hydrodynamics and CFD.
Conversant with FEA/CFD tools
FEA / CFD Analysis
3
6
Design sealing & penetrator interfaces — O-ring grooves, shaft seals, face seals, dynamic and static sealing conditions.
Sealing Engineering
3
7
Design robotic mobility systems (kinematics, adhesion(magnetic/ vacuum), seledrive torque estimation, surface traction studies).
Mechanism Design & Analysis
3
8
Carry out requirement analysis, concept evaluation, feasibility & simulation-based validation (analytical + numerical).
Analytical & Problem Solving
3
9
Rapid prototyping & hands-on development including machining, assembly, tolerance adjustments, and fit checks.
Rapid Prototyping & Shop-floor Interaction
3
10
Conduct field testing and sea trials, analyse in-water performance and iterate designs based on operational feedback.
Troubleshooting & Field Engineering
3
11
Work closely with Electrical, Software and Field Service teams during integration and qualification testing.
Cross-Function Collaboration
2
12
Drive product reliability improvements, failure mode analysis (RCA), corrective actions and build robustness in next revisions.
Reliability Engineering & FMEA
2
13
Create engineering documents — detailed drawings (GD&T), tolerance analysis, BOMs, testing plans & design reports.
Excellent Knowledge of GD&T is required.
Technical Documentation
3
14
Mentor junior engineers & interns on design best-practices & build reviews.
Team Leadership & Communication
2
Qualification / Certification Required:
Legal Qualification / Certification Required (Mandatory)
Preferred Qualification, Specialization, Experience for the position
B.E (Mechanical) from Tier 1 or Tier 2 Colleges in India
M.E.(Mechanical)
4-8 yrs experience with SME/MNC/Consultancy
Experience in SPM (Special purpose machines)
Experience in rotating machinery design (Pumps/Turbines)
Experience in Subsea equipment (ROVs/oil and gas)
CAD certification is a plus
Base Location, Working Model and Reporting To Details:
Base Location
Working Model
Reporting To
Chennai
Onsite
Lead - Mechanical Engineering