SUNIL KUMAR MANGARAJ
Operation and Maintenance
Khurda
Summary
Creative, results driven technology leader with over 14.10 years of global experience in managing the Project, Pre-commissioning, Commissioning ,Rotary equipment maintenance and assistance to business development team with a successful track record of delivering on / before time and within time period.
Handled Project Management, Contracts, site assessment, Installation, Pre-Commissioning and commissioning functions of large fertilizer project.
Skilled in rotary maintenance with Oil/gas, refinery, chemicals, petrochemicals & power plants.
Professionally with notable success in directing a broad range of maintenance initiatives, while planning, analysis& implementation of solution in support customer as well as to workmen.
Adroit in performing shut down management role, ensuring closer collaboration between the global delivery teams by proper liaising and thinking.
Impeccable track record of delivering superior performances under demanding work environments.
Exceptional competency in handling tasks individually as well as a team player with excellent communication skills and the ability to assigned task within stringent timelines.
Overview
16
16
years of professional experience
2010
2010
years of post-secondary education
Work History
Sr. Manager
Rotostat services private limited
05.2025 - Current
- Lead and manage a team of mechanical engineers, technicians, and contractors for smooth functioning of the maintenance department.
- Develop and implement preventive and predictive maintenance schedules for all critical plant equipment.
- Ensure minimal downtime and quick turnaround during mechanical breakdowns, with strong root cause analysis and corrective action plans.
- Co-ordinate among project team members on technical matters
- Optimize maintenance costs without compromising quality or safety.
- Plan, supervise and execute major overhauls, shutdown maintenance, and plant modifications.
- Implement continuous improvement practices (Kaizen, TPM, 5S) in the maintenance domain.
- Liaise with equipment OEMs, vendors, and contractors for technical support and AMC coordination.
- Ensure adherence to safety protocols and statutory compliance related to plant equipment.
- Prepare maintenance reports, downtime analysis, and present performance to senior management
Site Manager
QUESS CORP LIMITED
12.2016 - 05.2025
- Strong communication & organizational skills, with abilities in leading & motivating the team to achieve the organizational goals & following industry’s norms & regulations.
- Review of monthly & weekly plan of client as well as consultant w.r.t maintenance schedule.
- Prepared project proposal and resolved any client issues.
- Responsible for quality management of the work and knowledge in SAP.
- Site assessment as and when required as a part of Business development team. Prepare a site visit report.
- Able to make sure that all the project requirements have met in regards to cost, quality and safety.
- Resolving engineering issues by concentrating on it and taking fast decisions with client.
- To check that during the project all legal policies are being followed.
- Performing daily inspection of any maintenance activity to ensure that it conforms to the approved plan.
- To manage group of people this includes labors, engineers and others.
- Responsible for collecting the payments.
- Resolved any arising issues related to site maintenance and procurement procedures.
- Handling a team with 1000 people and Co-ordinated with various sub-contractors
- Making micro plan and ensuring contractor to follow the plan and avoid delays.
- Supports business development team for site assessment and new business.
- Ensure zero incident/ accident at site by following all safety regulations.
- All site work under plant HSE Policy& PTW Rules and follow the HITRA.
Site Manager(operations)
Rotostat Services Pvt. Ltd.
09.2014 - 11.2016
- Planning & implementing the Routing Maintenance (LLF Systems), Preventive maintenance schedules for improving the overall reliability and safety of plant, personnel and production processes.
- Preparation & planning of major Overhauling-shutdowns/maintenance job/with utilization of resources of Petrochemical complex like Olefins (cracker, BT,BD,ARO),PE,PP,PVC,VCM,MEG,ETP,CPP,TF etc.
- All the maintenance activities pertaining to Breakdown Maintenance, Preventive Maintenance, Emergencies& shut down jobs are coordinated.
- Carried out Mechanical maintenance in their respective assigned plants. Includes maintenance of various types of rotating equipment such as compressors, pumps, fans, boilers, centrifuge, and lump breaker, agitator, cooling tower fan, blowers, baler, hammer mill, valves and all types of pumps with regular monitoring. Disassembly, repair and reassembly of equipment, as well as implementation of modifications.
- Takes Health, Safety & Environmental (HSE) lead in ensuring “safe systems of work” and “safe conditions” are in place within area of responsibility.
- Responsible to achieve ZERO accident in the plant. Trouble –shooting & Breakdown analysis to prevent repeat failures and Quick fault diagnosis. Maintain History reports and Documentation.
- Responsible for daily job logging and maintenance of history card of all rotating Equipment.
- Responsible for submitting monthly billing to client.
- Organizing training programs for team members.
- PREVIOUS EMPLOYER
- HMDReliance, Hazira & DMD Reliance, Dahej.
Mechanical Engineer
Adecco India Pvt. Ltd.
07.2014 - 09.2014
- Erection, Installation and Alignments (Rim and Face Method) activities of Rotary Equipment like HP-Boiler Feed Pump, LP-Boiler Feed Pump, Condensate Extraction Pump, Forced Draft Fan, and Scanner Cooling Fan.
- Erection preparation at site of Heavy Lifts to be performed.
- Heavy lift execution like CO2 Absorber -520 MT\52 Meter height using Demag CC 6800 & Demag CC 2800-1.
- Ammonia Converter-580 MT\38 m long using Demag CC 6800 & Kobelco CKE 2500-2.
- Urea Reactor-407 MT\52 Meter height using Demag CC 6800 & Kobelco CKE 2500-2.
- Lube oil and Seal line package piping Fabrication, Erection and NDT done for MHI compressor.
- Process air Erection of 42
- 2MW Gas Turbine in MATIX PANAGARH, DURGAPUR Frame 5 (GE) oil and gas.
- Erection of 30
- 1MW Steam Turbine in MATIX PANAGARH, DURGAPUR (SKODA).
- Erection of Centrifugal Compressor in MATIX PANAGARH, DURGAPUR makes (MITSHUBUSH and a Fluking).
- Erection & Alignment activities of Static parts like Columns, stacks & Drum type Vessels(HP-DRUM,LP DRUM), various types of skids(CBM Skid, HP Dosing Skid, LP Dosing Skid), & Heat Exchangers (Shell & Tube type, Plate Type).
- Also supervising and planning with SULZER about INTERNAL WORK of vessels.
- Erection and commissioning of static and rotary equipment in RAW WATER TREATMENT, DM, NITROGEN, IGG PLANT.
- Also seeing in STG structure, ISBL (urea & ammonia) structures, platform, ladder, hand rail and gratings job of urea and ammonia site for final touch.
- Planning & supervising the insulation works in equipment & piping (HOT & COLD) in every respect with Lloyd Insulation.
Site Engineer
Swamina International Pvt. Ltd
09.2010 - 06.2012
- Hands on experience with Routine maintenances, Plant break down & shut down jobs of all type of rotating equipment like pumps, compressors, blowers, fin fan coolers, agitators and static equipment.
- Overhauling of all types of rotating equipment.
- Execute repair work such as mechanical seal replacement and management, bearing replacement and alignments including overhauling on all type of pumps and modification of pumps with mechanical seals to gland packing.
- Perform major overhauling tasks on large rotating equipment like multi-stage centrifugal compressors, Pump, gear boxes, relief valves, and all types of valves.
- Maintain and repair various types of equipment like Pump, Utilities plant Equipment.
- Knowledge of inspection of internal part, damage assessment, procedure for repairing.
- Experience in the development of maintenance strategies and procedures for rotating equipment.
- Prepare specifications and provide technical recommendations for procurement of major equipment.
- Familiar with various codes, standards and procedures like API, ASME.
- Attending daily Mechanical meeting and submitting the daily progress report to Rotating Equipment Manager. and Interfaces with other disciplines and third parties.
- Inspecting various parameters such as Vibration, Bearing temperature, Sound, RPM, and Alignment Checks.
- Enforcing to follow HSE procedures, Daily Tool Box talk, Task Site Instruction for sub-contractors.
- Co-operating with operation peoples for solving the overcoming problems and reporting to maintenance area manager.
- Preparation of work schedule, work reports, equipment spare requirements and do the entire job proper maintain.
- Preparation & planning of major Overhauling-shutdown/maintain job/with utilization of resources.
- Instrumental in troubleshooting and predictive/breakdown/preventive maintenance for reducing machinery downtime to minimum.
- Instrumental in Equipment Behavioral Analysis & suggestion of improvements adherent to safety measures.
- Maintenance and overhauling of different type of Mechanical Seals like Cartridge seal, single, double and tandem seal (pusher and non-pusher type) and good knowledge of seal piping plans.
Education
B.TECH - Mechanical Engineering
GHITM
PURI, ODISHA12th - Science
C.H.S.E
10th - undefined
B.S.E
Skills
Project Development
End-to-End Planning
Management
Shut down Management
Timeline
Sr. Manager
Rotostat services private limited
05.2025 - Current
Site Manager
QUESS CORP LIMITED
12.2016 - 05.2025
Site Manager(operations)
Rotostat Services Pvt. Ltd.
09.2014 - 11.2016
Mechanical Engineer
Adecco India Pvt. Ltd.
07.2014 - 09.2014
Site Engineer
Swamina International Pvt. Ltd
09.2010 - 06.2012
12th - Science
C.H.S.E
10th - undefined
B.S.E
B.TECH - Mechanical Engineering
GHITM
Languages
English
Hindi
Oriya
Personal Details
- Passport Number: K7855402
- Father's Name: Satyapira Mangaraj
- ID Type: Passport
- ID Number: K7855402
- Date of Birth: 04/06/1988
- Marital Status: Married
Career Abstract
Creative, results driven technology leader with over 14.10 years of global experience in managing the Project, Pre-commissioning, Commissioning, Rotary equipment maintenance and assistance to business development team with a successful track record of delivering on / before time and within time period. Handled Project Management, Contracts, site assessment, Installation, Pre-Commissioning and commissioning functions of large fertilizer project. Skilled in rotary maintenance with Oil/gas, refinery, chemicals, petrochemicals & power plants. Professionally with notable success in directing a broad range of maintenance initiatives, while planning, analysis & implementation of solution in support customer as well as to workmen. Adroit in performing shut down management role, ensuring closer collaboration between the global delivery teams by proper liaising and thinking. Impeccable track record of delivering superior performances under demanding work environments. Exceptional competency in handling tasks individually as well as a team player with excellent communication skills and the ability to assigned task within stringent timelines.