1. Chandram Narayana
Senior Electrical Design Engineer
(Design, Development and Testing of Electrical Wiring Systems and Air bone
actuators (Motors) in Aerospace and Defense)
narayana.chandram@gmail.com
narayana_nanee@yahoo.co.in
Mobile No: +91-8971669098
Present Address: Ho No: 26E, 5th Cross, Muneswara Layout, Ayyappa Nagar
Ext, KR Puram, Bangalore-560036, And Karnataka, India.
I hold a degree (BE) in Electrical engineering and I have total 9+ years of working experience as Sr. Electrical design
engineer in Aerospace and Defense electrical systems.
Professional Qualification:
♦ B. Tech (E.E.E) with 73% from Anna University, Chennai in 2006.
♦ Diploma (E.E.E) with 66.09% from Govt. Polytechnic College, Gudur, in 2002
♦ SSC with 64.33% from ZPHS High School, Karakambadi, AP in 1999
Experience Summary:
Total around 9+ years of experience in Design and development and testing of Electrical systems and Electro-mechanical
(Motors and Actuators) components and assemblies in Aerospace and Defense.
Jan 2015-till date: Presently working (from 1 year 5 months) as a Sr. Design Engineer in Aerospace and Defense
electrical harness and motor design and development in AMETEK, Bangalore, India.
Sep 2014-Jan 2015: 0.4 year of experience as a Project Lead in the area of Development and sourcing in PMDC and
BLDC motors for oil & gas, Automotive at L&T Technology Services Ltd, Mumbai.
Jun 2012-Sep 2014: 2.3 year of experience as a Sr. Design Engineer in Aerospace and Defense in the area of Design,
Develop and testing of Wiring harness design for flight actuation systems and BLDC motors,
EMA Actuators, High voltage testing (Corona and partial discharge), in Moog India Technology
Centre Pvt. Ltd, Bangalore.
May 2007-Jun 2012: 5.1 years of experience as an Electrical Design Engineer in Aerospace and Defense in the area
of Product design, development and testing of missile wiring harness design and Actuation
Systems (PMDC, BLDC motors) and at VEM Technologies (P) Ltd (Industrial, Automotive,
Aerospace and Defense), Hyderabad.
Oct 2002-Oct 2003: 1.0 years of experience as an Jr. Electrical Engineer in oil and gas after completion of diploma
in the area of electrical substation maintenance at Oil Country Tubular Limits (OCTL),
Nalgonda.
Skill Sets:
Design software skills:
♦ Auto CAD (Mechanical & Electrical).
♦ SPEED (Cd-Adapco)
♦ Motor CAD Thermal
♦ Ansys- RMxprt, Maxwell 2D
♦ MS-office & Open office (Word, Excel, Power point).
Certifications:
♦ Certified AS-9100C Internal Auditor in executing the aerospace projects through proper documentation.
♦ Certified IPC Specialist (CIS) from IPC INDIA for J-STD-001 Requirements for soldered Electrical and Electronic
Assemblies.
Technical paper:
♦ “Conversion of industrial motor to aerospace motor with low cost”.
♦ “HV risk mitigation testing on A350 (Airbus) and 787 (Boeing) electric motors”.
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2. Technical skills:
♦ Having 9+ years of experience in the various electrical fields for electrical wiring harness systems, bldc motors
and actuators in Aerospace and Defense.
♦ Well known design of wiring harness for flight actuation and missile systems, BLDC motors and PMDC motors.
♦ Well known design of electrical wiring systems, SLD (AutoCAD), prepare Electrical Design calculation, cable
sizing, electrical equipment sizing, load flow, short circuit, and relay coordination.
♦ Detailed engineering design, preparing specifications & Data sheets, Purchase requisitions, procurement co-
ordination, technical evaluation, ordering assistance, co-ordination for erection and Commissioning of projects.
♦ Hands on experience in wiring harness engineering and development with knowledge various cable finishing
tools and techniques such as crimp, solder, splicing, potting, sleeving, printing, Connectorisation.
♦ Hands on experience in designing and developing cable harnesses and looms of different shapes and sizes,
including straight, spliced, jointed, curved, asymmetrical, trailing etc.
♦ Hands on experience in complex interconnections systems, with sound practical application of various electrical
standards as applicable to cables, wires, connectors, cable accessories such as flanges, heads, clamps, ties.
♦ Hands on experience in various test tools and techniques to test, qualify and install various kinds of cable
harnesses, cables, wires and looms for the aviation and defense industry.
♦ Able use tools such as Cable Markers, cable and sleeve printing machines, fault locators etc.
♦ Regular association with higher-management for new business products.
♦ Verification of design, manufacturing, testing, and reliability stages of the New Product Development.
♦ Preparation of Techno-commercial proposals as defined by customers.
♦ Having a good knowledge on preparation of process documents like Skill matrix, Feasibly study, Project Planning,
Project Estimation, Project Schedule, NPD, Reverse Engineering, Disassembly procedure, Concept design, Model
drawings preparation, Preliminary design, Detailed design, Analysis, Documentations, Test plans & procedures,
Project review, Detailed design review, Test equipment planning, Manufacturing, Assembly, Testing.
♦ To ensure that the design, development and testing activities are carried out as per the planning.
♦ Well capable of investigation, troubleshooting of technical problems and guide the team to repair
recommendations, overcome trough process documentation.
♦ Responsible to conduct the sub assembly level and unit level and system level tests using driver electronics,
controllers, and other required instruments.
♦ To organize daily meetings and brainstorming to minimize design problems.
♦ Giving in house team Trainings, Presentations and Problem solving, Man Management skills with high technical
quality.
♦ Magnetic Analysis of Motors, sensors using Maxwell 2D, SPEED, MOTOR CAD package.
♦ Complete knowledge on wiring harness, PMDC and Brushless DC motor complete life cycle process from
materials, proto, manufacturing, testing and delivery to the customer with required test reports.
♦ Providing timely support on stage wise deliverables as per the schedule like concept design, Preliminary Design
Report (PDR), Critical Design Report (CDR), Detailed Design Report (DDR), Drawings.
♦ Having good exposure and command on component level, sub assembly, unit, and system level assembly and
testing at factory acceptance testing (FAT) and site or system acceptance testing (SAT).
♦ Good at preparation of testing procedures like acceptance test (ATP) & qualification test procedure (QTP) as per
DO-160 standard.
♦ Well Knowledge on stack up analysis, Fixtures concept design, component manufacturing.
♦ Strong knowledge on electrical equipment’s, soft magnetic materials, permanent magnet wiring harness,
connectors, back shells.
♦ Well known new product development (NPD), Reverse engineering (RE), and product development life cycle
process (PLCP).
♦ Exposure to NEMA, JIS, MIL, IEC, DGCA, FAA standards for electrical motor and harness development and
manufacturing.
♦ Preparation of technical papers and presentations in house company community
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3. ♦ Aware of quality control techniques like Statistical Quality Control (SQC), 7 QC tools and 5-S etc.
Work Experience
VEM Technologies Pvt. Ltd, Hyderabad May 2007 to JUNE 2012 (5.1 years): Electrical Engineer
Wiring Harness Design for Agni Missile Client: RCI, Hyderabad.
Project #1: Triple modular redundancy relay box (TMR),
Project #2: Checkout relay unit (CRU) and Test jig,
Project #3: Telemetry relay box (TRB) and Test jig,
Description: The above project is the one used to switch the DC output of power supplies to various sub systems in the
missile. It consists of relays for providing breaks for external power and pyro to flight vehicle through triple and dual
modular redundancy technique (TMR & DMR). These relays are rooted by using of wiring harness.
Project #4: Power window motor (28V DC) Client: Technico Ind. Ltd. Delhi.
On Job Training (OJT) from a Japanese expert Mr. OTSUKA on motor design & manufacturing.
Summary: Power window motor in Automotive sector is used to lift the window of the vehicle up down. This is a
Permanent magnet DC motor (PMDC) works at 12v dc this motor will have a positive temp Co-efficient thermostat
which will trip the motor circuit whenever it is over heated.
Project #5: Electro-Mechanical Actuator (5KW) Client: RCI, Hyderabad.
Description: The Electro-Mechanical Actuator (EMA) is used in a missile to take diversion to reach the target. EMA
consists of four main parts BLDC motor, Satellite roller screw mechanism, Mechanical gear box, Hall sensors, LVDT
and Tacho generator.
Project # 6: Production Line for BLDC Motor
Project # 7: Tail & Wing Actuator Development (For AKASH Missile) Client: BDL, Hyderabad.
Description: The Electro Pneumatic Actuator (EPA) is subsystem for AKASH missile. These are closed loop control
electronics to drive the actuators for controlling the fin direction of missile. This consists of FRV and Potentiometer.
Roles & Responsibilities:
♦ Design & Development of CRU, TMR, TRB and related test jigs for Agni missile ground systems.
♦ Schematic design preparation using AUTOCAD MEHANICAL AND ELECTRICAL software’s.
♦ Good knowledge on selection of cable, connector, back shells, labeling system, shielding.
♦ Preparation of specifications, data sheets, Bill of material (BOM), Process Sheet, Sub Assembly drawing.
♦ Development of wiring Harness rooting according to customer requirement.
♦ Preparation of QT, AT, design Data Card, Test procedures (with bench level and test jig).
♦ Well known of usage of instrument like, LCR meter, Insulation resistance (IR) meter, Hi-Pot (Dielectric) Tester,
Bonding Resistance Meter.
♦ Involving in third party inspection and certification approvals (MSQAA, SSQAG, R&QA, DGCA)
♦ Hands on experience in wiring harness engineering and development with knowledge various cable finishing
tools and techniques such as crimp, solder, splicing, potting, sleeving, printing, Connectorisation.
♦ Hands on experience in designing and developing cable harnesses and looms of different shapes and sizes,
including straight, spliced, jointed, curved, asymmetrical, trailing etc.
♦ Hands on experience in complex interconnections systems, with sound practical application of various electrical
standards as applicable to cables, wires, connectors, cable accessories such as flanges, heads, clamps, ties.
♦ Hands on experience in various test tools and techniques to test, qualify and install various kinds of cable
harnesses, cables, wires and looms for the aviation and defense industry.
♦ Able use tools such as Cable Markers, cable and sleeve printing machines, fault locators etc.
♦ Having experience in planning, budgeting, resourcing, implementation, monitoring and controlling activities
such as review of layouts, loom board designs, drawings, computing Bill of Materials at enquiry stage itself,
release procedures and other replication collaterals, storage and dispatch of critical cable systems and finally,
managing traceability requirements. Adhere to project management requirements for the wire harnessing and
loom activity.
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4. ♦ Able to communicate with various customers on the technical requirements, be able to discuss, participate and
negotiate in finalizing technical requirements and acceptance methodologies. Able to participate in responses
and solutions to RFP’s from the Aerospace and Defense sector in the cabling sphere of business.
♦ Leading a team of design engineers, technicians and skilled workers. Motivating and mentoring team objectively
and participating in all team management activities from planning to recruitment, resource development and
retention.
♦ Design & Development of PMDC & BLDC motor.
♦ Design calculation for Sizing of the motors and material selection (Lamination, Magnets, Copper wire, Insulation,
Housing etc…) based on the design requirements.
♦ Standardization of all Process for BLDC Motors.
♦ Established the motor load and no load test setups using load cell, power clutch.
♦ Well exposer on Proposals, PDR, CDR and Detail design.
♦ To ensure that the design activities are carried out as per the planning.
♦ To organize daily meetings and brainstorming to minimize design errors
♦ Interaction and follow up with cross functional teams for proto sample making.
♦ To ensure that the production and testing activities are carried out as per the planning.
♦ Maintain the inbuilt quality through preparation jigs and fixtures, test setups, process instructions.
♦ Preparation of assembly and sub assembly level testing procedures, BOM & Test Report Summary documents.
♦ Preparation of automatic test setups for testing of UUT in different environmental conditions.
♦ Maintain the inbuilt quality in the components through preparation of process instructions.
♦ Documentation for all designs, Manufacturing & Testing process.
♦ Support in Preparation of Manufacturing Drawings in AutoCAD for manufacturing the product.
♦ Involve in sub-assemblies, unit assembly & system level assemblies, testing and troubleshooting in house and
customer end.
♦ Preparing Test research reports and performance inspection reports and getting approval from the third party in
presence of customer as per ATP and QTP (static, dynamic, environmental (damp heat, high temperature, low
temperature, thermal cycling), bump and vibration).
♦ Standard equipment established to evaluate the motor performance (i.e. Worked with Oscilloscopes, M-G set,
Stroboscope, sound measurement meter, lab ammeters, volt meters, strip chart recorder (scope coder), load cell
and power clutch).
Projects Handled At MOOG
Moog India Technology Center Pvt. Ltd, Bangalore June 2012 to Sep 2014 (2.3 years): Sr. Electrical Engineer
Project #1: GALLEYS & LAVATORIES Wiring harness design Customer: MOOG USA, Application: 777 & 787 Boeing
♦ Design and analyze electrical systems and components, typically in support aircraft interior modifications and
avionics upgrades (STC projects).
♦ Prepare electrical engineering reports, Bill of materials (BOM) and drawings.
♦ Develop cabin electrical modification/installation work instructions, procedures and recommendations.
♦ Able to calculate loads at multiple areas in aircraft, calculate voltage and amperage required.
♦ Knowledge of aircraft electrical systems and wiring diagrams.
♦ Prepare Wiring diagram and manual.
♦ Participate in customer design reviews and presentations.
♦ Coordinate and monitor electrical aspects of project schedule with project managers.
♦ Monitor and support electrical kit development and parts suppliers (internal and external) Support electrical
aspects of proposal development.
♦ Troubleshoot suggestions in aircraft electrical issues during STC prototype and post STC using standard testing
tools like oscilloscopes, digital multi meters, function generators, etc.
♦ Responsible for electrical system integration (concept development), review and final release to production
system.
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5. ♦ Good Reporting skills on ongoing activities, results from tests (reports) and any activities that management
requires.
♦ Familiar with supply chain management process to support installation of parts delivered to the customer.
♦ Leadership experience (Managed a group of 10 engineers, assign activities, supervise daily activities, responsible
for time card approval, daily supervision, technical guidance, goals and objectives).
♦ Responsible for organizing, planning, assigning, high motivation, conflict resolution activities to ensure high
quality and team performance.
♦ Supported Certification activities for 787 electrical systems from applicant (Boeing) to FAA through Moog.
♦ Responsible to create reports and documentation for certification activities as required.
♦ Coordinate with FAA DAR’s and DER’s for any necessary assistance and/or approval duties as assigned
♦ Having experience with Airbus and Boeing aircrafts.
♦ Having knowledge with Supplemental Type Certificate (STC) process as per Advisory Circular (AC No: 21-40A).
♦ Familiarity with RTCA DO 160, Standards associated with equipment certification on transport category aircraft.
♦ Ability to read and interpret technical drawings, preferably those created by Boeing, Airbus. Should also be
familiar with the documents needed to routinely maintain commercial aircraft: Structural Repair Manual (SRM),
Aircraft Maintenance Manual (AMM), Illustrated Parts Catalog (IPC), etc.
♦ Ability and experience to create engineering details, assemblies, and installation drawings using AutoCAD –
Electrical.
Project #2: COTS Motor (6KW) Design, Development and Testing, Customer: MOOG USA, Application: 787 Boeing
Summary: The main idea behind the COTS motor is to evaluate the degree of Quality of Industrial motors when
exposed to Aerospace standards.
Technical paper: “Conversion of industrial motor to aerospace motor with low cost”.
Project #3: 787 Boeing & A350 Airbus Motors high voltage and Partial discharge (Corona) Testing
Summary: Risk mitigation Testing is to find the Partial Discharge at which the insulation strength failing at ambient
and altitude conditions when exposed to higher altitude conditions. (Acceleration life test or corona test)
Technical paper: “HV risk mitigation testing on A350 and 787 electric motors”.
Roles & Responsibilities:
♦ Selection of Motors from different manufacturer’s specifications for bench marking.
♦ Identification test facilities and conducting testing to check the performance as per test plan (ATP and QTP).
♦ Preparation of test plans, test reports, presentations and documentation as per AS 9100 and getting approval.
♦ Established load setups for Motor performance testing. (Magtrol and MEA systems)
♦ Preparing the dis assembly procedure for finding the root cause of failure.
♦ Guiding the team for applicable standards and procedures for testing (DO-160, MIL).
♦ Concept evaluation through Brainstorming sessions, Magnetic FE analysis from initial to final concepts.
♦ Electrical calculations for Coil design to suit performance and thermal parameters.
♦ Manufacturing fallow up of complete components and involve in incoming and first article inspection (FAI).
♦ Arrange meetings with cross functional teams for the progress of project.
♦ Review and approving the drawing in the lotus review process as per the give inputs.
♦ Well aware of ISO and AS 9100 documentation and Test reports preparation.
♦ Having a good knowledge on Partial discharge (Corona) testing and HALT Testing.
♦ Maintain a good communication, interaction to the customers on daily, weekly and monthly in mails, WebEx and
tele calls by conducting a progress review meeting (actions circulated through MOM) for delivering the status,
procedures, reports, and approvals etc…
♦ Having a good knowledge on preparation of process documents like Skill matrix, Feasibly study, Project
Planning, Project Estimation, Project Schedule, NPD, Reverse Engineering, Disassembly procedure, Concept
design, Model drawings preparation, Preliminary design, Detailed design, Analysis, Documentations, Test
plans & procedures, Project review, Detailed design review, Test equipment planning, Manufacturing,
Assembly, Testing (DO-160).
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6. Projects Handled At L&T Technology services:
L&T Technology services, Mumbai SEP 2014 to JAN 2015 (5 Months): Project Lead
Project #1: BLDC Ceiling Fan Motor (24V DC), Clint: NIDEC, Japan
♦ Indian market study on sealing fan BLDC motor for localization.
♦ Suggested on list of electrical and mechanical tests as per the IS374.
♦ Identification of testing resources in India to qualify the motor as per IS374.
♦ Involved in the motor design to meet the performance by calculation.
♦ Preparation of acceptance test procedure and test report process as per the customer requirements.
♦ Customer (manufacturer) visiting along with Japan Clint for testing and explained the further requirement to
improve the motor as per the IS374.
♦ Coordinating with clit to visit all the ceiling fan manufacturers (USHA, BAJAJ, HAVELLS and CG) in India to
evaluate the proto performance.
♦ Identified the list of India motor parts supplier to get the material details, quotations and prepared the bill of
materials (BOM) as per the required customer format.
♦ Organized weekly meeting with customers to update the progress status, deliverables on time and getting work
for further weeks.
Project #2: Refrigerator Tear Down analysis, Clint: NIDEC, Japan
♦ Identified the refrigerator as per the customer specification (Videocon and Godrej)
♦ Prepared the tear down process to get the proper information during tear down with any confusion and same is
getting approval from the customer.
♦ Identified and listed parts with manufacturer names of each parts and their functionality in the specific area.
♦ Prepared condenser pipe line and wiring harness schematic of all the mounting part with respect to the location
with proper labelling.
♦ Deliver the project with a short period of 5 days to the customer because of their urgency and got a good
appreciation form the top management to out L&T TS with of all team work.
Projects Handling At AMETEK:
AMETEK Instruments India Pvt. Ltd, Bangalore Jan 2015 to till date (4.0 months): Sr. Design Engineer
Project #1: A350 Actuators Test jig (Wiring harness design), Customer: AMETEK (Muirhead Aerospace) UK
♦ Design of SLD using AutoCAD for test jig with wiring harness interconnects systems.
♦ Selection of harness, cable and MIL connectors as per the current requirements and environmental conditions.
♦ Well aware of installation of various equipment’s like Servo drives, DPM’s, Selector switches, indicating lights.
♦ Able to communicate with various customers on the technical requirements, be able to discuss, participate and
negotiate in finalizing technical requirements and acceptance methodologies. Able to participate in responses
and solutions to RFP’s from the Aerospace and Defense sector in the cabling sphere of business.
♦ Leading a team of design engineers, technicians and skilled workers. Motivating and mentoring team objectively
and participating in all team management activities from planning to recruitment, resource development and
retention.
Project #2: 100W BLDC Motor Design Customer: AMETEK (Muirhead Aerospace) UK
Project #3: 15W BLDC Motor Design
Project #4:560W BLDC Motor Design (Inner and Outer Rotor) for Landing Gear
Project #5: 700W BLDC Motor Design (Inner and Outer Rotor) for Landing Gear
Project #6: 1/2HP AC 3Ø Induction Motor Design
Project #7: 10KW BLDC Motor Design
Project #8: PMDC Motor Reverse Engineering (Lock Actuator)
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7. ♦ Preparing input feasibility and requirement study on motor specifications.
♦ Motor sizing calculations as per the inputs.
♦ Selection of materials as per the application and cost requirement (Laminations, Magnets, Magnet wires and
insulation)
♦ Preparation of the motor design as per the standards or custom gear ratio to meet the customer requirement.
♦ Ensuring the performance characteristics are within limits with respect to load and temperature condition by
doing FEA analysis using SPEED, Motor cad.
♦ Having a design review with internal peers to ensure the design is perfect.
♦ Preparation of PPT and design repost and getting reviewed and approval by customer.
♦ Preparing the process flow charts, NPD process for the electrical motor design for AS9100.
♦ Follow the strict time lines as per the deliverable schedules.
♦ Getting interacting with the other cross functional teams to prepare the drawings, documents, reports etc…
Project #3: Thermo Electric Cooler (TEC), Customer: AMETEK (Muirhead Aerospace) UK
♦ Main function is to reduce the pilot body temperature by using of cooling jacket on a battle field.
♦ Working Under this project as a designer and tester to meet the performance.
Oil Country Tubular Limited (OCTL), Nalgonda Oct 2002 to Oct 2003 (1.0 years): Tr. Engineer after
diploma
Project # 1: 132KV/11KV Substation Maintenance
♦ Preparing the daily log sheet readings from the panel meters to maintain the day unit’s consumption.
♦ Preparing maintenance activities list with respect to the electrical equipment’s with specific period of time.
♦ Continuously monitoring the voltage fluctuations and step-up the voltages if require by on load tap changer
(OLTC) in the power transformer.
♦ Well know about the operation of beaker as ACB, SF6 and OCB to check regularly its functionality by doing trails.
♦ Having good hands on experience on synchronization of three generators at time by maintaining all the voltages,
frequency and with respect to the load of each generator.
♦ UPS Battery bank maintenance on monthly basis to ensure the distilled water level and lead terminal interfacing
connectivity.
♦ Ensuring the silica gel material in dry condition to avoid the moisture content in the Transformers.
♦ Installing the capacitor banks on each load end to maintain minimum 0.9 power factor to reduce cost / unit.
♦ Capable to manage the complete substation electrical activities individually without much support.
Personal details
♦ Name : Chandram Narayana
♦ Father’s & Mother’s Name: C. Paradesi & C. Dhanamma
♦ Date of Birth : 1st
June 1983
♦ Languages Known : English, Telugu, Hindi, Kannada and Tamil.
♦ Marital Status : Married (Wife: Jeshna Devi and daughter: Navya Madhuri)
♦ Permanent Address : H. No: 10-50A, Karakam badi (vill), Amara Raja Road, Renigunta (mandal), Chittoor
(District), Andhra Pradesh, India-517520.
♦ Passport Number : G3218968
♦ Visa country : USA
♦ Visa type : B1/B2
♦ Validity : Till 25th June 2024
Yours truly,
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8. (CHANDRAM NARAYANA)
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