Sivakumar MANCHIKALAPATI

Responsible for :

• Performing the transverse requirement allocations to the various subsystems in close collaboration with the relevant specialists.
• Performing requirement development, coming from reference and applicable documents from Metiers, Standards, Certification, Safety, Platform and Customer.
• Defining the Train System architecture, operational modes and functionalities taking as input the external/internal requirements.
• Performing train system FMECA in coordination with RAMS team.
• Ensuring consistency and compatibility between all the sub-system specifications.
• Writing sub-system specification and architecture description (RSAD2) in collaboration with the SSE/PU/TCE according to train level architecture.
• For non catalog components, under TSS design authority:
• Writes the Technical Purchasing Specification (TPS0 - Short Specification) when needed.
• Write the TPS1 for supplier consultation and manages technical and manages technical contact (TPS2) until design has been frozen.
• Drives technical relationships with suppliers with close management of QCD commitments (Cbc), risks & validation (including Design Reviews with suppliers).
• Supporting TSE to define applicable train configuration.
• Ensuring coordination between TSS/PU/Metier on interfaces, performances, technical issues resolution during detailed design phase.
• On TSE request, participating to technical meetings with customer in order to provide support.

V & V activities :

Responsible for:

• Defining and performing Train verification strategy in close collaboration with all Engineering metiers, Certification & Validation teams and TSS Team and Participating Units.
• Writing the train level test specifications.
• Ensuring the train integration and tuning.

During train revenue service :

Responsible for :

• Technical open issues resolution on TSE request, from investigation to modification implementation and problem closure.

QCD and reporting :

Responsible for :

• Performing reporting at project level (to TSE, via KPI) and metier level (vi weekly reports)
• Supporting TSE for implementation and update of Engineering risks mitigation plan, change order process and QCD optimization.

Providing Return of experience to be implemented in Reference Solutions.

• Managed and motivated employees to be productive and engaged in work.
• Accomplished multiple tasks within established timeframes.
• Maximized performance by monitoring daily activities and mentoring team members.
• Enhanced customer satisfaction by resolving disputes promptly, maintaining open lines of communication, and ensuring high-quality service delivery.
• Communicated clearly with employees, suppliers and stakeholders to keep everyone on same page and working toward established business goals.
• Onboarded new employees with training and new hire documentation.

• Established effective communication channels between project stakeholders, promoting collaboration and timely completion of tasks.
• Enhanced system efficiency by designing and implementing HVAC solutions for various projects.
• Coordinated with suppliers to ensure timely delivery of necessary components required throughout various stages of the project timeline.
• Assisted clients in selecting appropriate equipment based on their unique needs while considering factors such as budget constraints and environmental impact.
• Mentored junior engineers, fostering a supportive environment for professional growth and skill development.
• Collaborated with multi-disciplinary teams to develop comprehensive HVAC solutions for clients.
• Developed strong relationships with clients by maintaining open lines of communication and consistently delivering high-quality work on schedule.
• Reviewed technical drawings developed by CAD technicians and drafters.

• Delivered detailed documentation of design processes, assisting future engineers in understanding the rationale behind specific decisions made throughout the project lifecycle.
• Led project meetings, facilitating productive discussions amongst team members regarding progress updates, challenges faced, and potential solutions explored.

• Ability to provide creative and practical design solutions to meet the customer specifications.
• Ability to do manual Heat Load calculations following ASHARE/ISHARE handbook & software.
• Well versed with the selection of DX split units, DX packaged units and DX AHU's.
• Designing of VRF systems and selection of VRF outdoor and indoor units.
• Schematic designs of chilled water systems.
• Duct system design using equal friction method following SMANCNA standards.
• Well versed with BOQ's, equipment schedules and specifications.
• ESP Calculations for AHU & FAN's.
• Selection of indoor and outdoor unit according to calculated CFM and TR.
• Selection of diffuser,grille and gauge of G.I sheet, calculation of no.'s G.I sheets required, selection of AHU after static pressure calculation.
• Calculation of duct sizes, design & drafting of all types of split A/C and preparation of duct layout with supply and return air outlets.