Summary
Overview
Work History
Education
Skills
Certification
References
Timeline
Generic
MANRAJ SINGH

MANRAJ SINGH

Assistant Manager- Technical And Sales
Kuala Lumpur

Summary

Accomplished oilfield professional with over 11 years of extensive experience in well intervention and offshore operations in Malaysia and the Middle East. Expertise includes managing slickline, E-line, coiled tubing, and pumping unit campaigns, along with a strong track record in idle well restoration, production enhancement, and well integrity management. Proficient in project management, including CAPEX planning, facility setup, commissioning, and ensuring operational readiness. Currently serving as Assistant Manager at Deleum Oilfield Services Bhd, driving business development and strategic expansion initiatives across the Asia Pacific region while recognized for leading the successful implementation of the Performance Based Competency Program (PBCP) to enhance operational excellence.

Overview

14
14
years of professional experience
4
4
Certifications
2
2
Languages

Work History

Assistant Manager – Technical & Sales

Deleum Oilfield Services Bhd
Kuala Lumpur, Kuala Lumpur
08.2024 - Current
  • Developed and presented business plans and case studies to the Board of Directors, securing approval for new projects in the Asia-Pacific region.
  • Collaborated with Finance and senior management to prepare budget forecasts and ensure alignment with financial objectives.
  • Led end-to-end project management, including CAPEX planning, facility setup, commissioning, and operational launch of a new business segment.
  • Built and maintained relationships with regional clients, stakeholders, and partners to support business growth and expansion goals.
  • Promoted teamwork within the workplace by encouraging collaboration among staff members on various project tasks.

Senior Operation Engineer (Competency Lead)

Deleum Oilfield Services Bhd
07.2023 - 07.2024

Key Responsibilities and Skills

  • Spearheaded the implementation of the newly introduced Performance-Based Competency Program (PBCP) in May 2023, driving workforce capability development across the organization.
  • Delivered quarterly briefings to organizational stakeholders, ensuring clear communication and alignment on competency program objectives.
  • Standardized and redesignated job titles for employees across East and West Malaysia, creating consistency and clarity in career progression pathways.
  • Designed and delivered awareness training on the competency framework for employees across multiple divisions, strengthening organizational readiness.
  • Developed training modules and assessment tools to support employee growth and long-term career progression.

Senior Operation Engineer (Seconded to ExxonMobil)

Deleum Oilfield Services Bhd
Kuala Lumpur, Kuala Lumpur
08.2019 - 07.2023

Key Responsibilities and Achievements.

  • Collaborate well intervention operations, including CTU (sand cleanout, milling, plug setting, tubing cutting, sand screen installation/retrieval), E-line (correlation, perforation, logging, camera diagnostics), and slickline campaigns.
  • Planned and delivered dual slickline operations to accelerate idle well restoration and production enhancement.
  • Collaborate with ExxonMobil Wells Engineers and offshore teams to plan well programs, conduct risk assessments, finalize job requirements, and ensure safe execution with minimal crew.
  • Rectified packer leaks, executed fishing operations, and restored idle wells through GLVCO, insert string applications, and SCSSV lock-open operations.
  • Delivered three years of leak detection campaigns using temperature logging, improving idle well restoration, and reservoir evaluation.
  • Applied advanced diagnostic technologies (MIT, MPLT, ALFA, downhole/side-view cameras, pressure/temperature surveys) to support integrity surveillance and problem resolution.
  • Collaborate with the Well Integrity team on tree rectification, including gate valve milling, stuck valve removal, tree changeouts, hot tapping, and production casing valve replacements under single-barrier conditions.
  • Collaborated with Wells Engineers and the pumping team to perform pumping unit operations for well restoration and integrity, including chemical zone isolation, water shut-off, dewaxing, acid descaling, bull heading, and well kill operations.

Senior Operation Engineer

Saudi Aramco-Saudi Arabia
09.2018 - 07.2019

Key Responsibilities and Achievements

  • Led job planning and supervised a crew of six slickline specialists, ensuring all equipment and downhole tools were prepared to prevent downtime, and enable safe, efficient rig execution.
  • Coordinated and communicated job timelines with clients, delivering progress updates, and securing timely approvals and documentation for invoicing.
  • Guided slickline crews in both standard operations and specialized services, including mechanical punching (3½" & 4½") for de-completion and junk basket deployment during completion.
  • Fostered strong client relationships by providing accurate reporting of job completions and de-completions, ensuring operational transparency, and customer satisfaction.
  • Successfully completed critical well intervention programs, securing tender confirmation for continued company operations with Saudi Aramco.

Senior Operation Engineer

Deleum Oilfield Services Bhd
09.2016 - 09.2018

Key Responsibilities and Achievements

  • Managed crewing requirements, ensuring personnel met operational and safety standards prior to deployment, while strengthening client trust through proactive engagement.
  • Ensured best practices by verifying that equipment, tools, and packages complied with industry safety and operational standards; deployed inspectors when necessary to validate readiness.
  • Delivered technical service training slickline courses for junior engineers, and conducted capability demonstrations to support client sales initiatives.
  • Maintained technical proficiency by monitoring job efficiency, tracking HSE performance, and conducting root cause analyses to identify gaps, and implement corrective action plans.
  • Provided second-line technical advisory support for complex operational challenges, guiding teams toward safe, effective solutions.

Operation/Field Engineer

Deleum Oilfield Services Bhd
10.2013 - 09.2016

Key Responsibilities and Achievements

  • Established strong communication channels between clients and operations, providing accurate well status updates, feedback, and job planning to align with client requirements.
  • Coordinated effectively with site engineers and field staff to deliver tailored technical solutions that met client-specific business and operational needs.
  • Directed and monitored offshore slickline operations and workover wells, preparing complete slickline packages for major clients, including ExxonMobil, Sapura Energy Berhad, and Petrofac.
  • Conducted functional and pressure testing on downhole tools, power packs, reel skid units, wireline masts, compressors, and pressure control equipment to ensure operational readiness.
  • Supervised EnQuest operations in West Malaysia, ensuring safe and efficient slickline and coiled tubing campaigns, while providing on-site technical support.

Service Engineer

Scott & English (M) Sdn Bhd
10.2011 - 10.2013

Key Responsibilities and Achievements

  • Served as a distributor field service engineer specializing in high-horsepower and heavy-duty Cummins engines for marine, automotive, and construction applications.
  • Diagnosed, troubleshot, and repaired offshore and onshore engines, providing daily work progress updates to Offshore Installation Managers (OIMs).
  • Performed servicing and overhauling of marine engines, automotive engines, construction engines, and generators, both in-shop and on-site.
  • Managed warranty claims to the U.S. Headquarters, maintaining detailed records in Excel, and ensuring accurate closure of paid jobs; conducted QC inspections for all incoming and outgoing engines.
  • Utilized diagnostic systems (Insite, InPower, wiring diagrams) to support repairs, and assisted in preparing engineering project proposals.

Education

Bachelor of Applied Technology -

UNITEC
New Zealand
01.2011

Diploma in Modern Automotive Technology: -

TOC Automotive College
Petaling Jaya
01.2009

City & Guild (UK), Motor Vehicle Engineering -

TOC Automotive College
Petaling Jaya
01.2009

Skills

Well Services Expertise

Certification

Basic Sales & Basic Technical about Valvoline Oil 2012

References

  • Amandeep, Kaur, 012-617 7896
  • Bala, Mohan, 016-355 5364

Timeline

Assistant Manager – Technical & Sales

Deleum Oilfield Services Bhd
08.2024 - Current

Senior Operation Engineer (Competency Lead)

Deleum Oilfield Services Bhd
07.2023 - 07.2024

Senior Operation Engineer (Seconded to ExxonMobil)

Deleum Oilfield Services Bhd
08.2019 - 07.2023

Senior Operation Engineer

Saudi Aramco-Saudi Arabia
09.2018 - 07.2019

Senior Operation Engineer

Deleum Oilfield Services Bhd
09.2016 - 09.2018

Operation/Field Engineer

Deleum Oilfield Services Bhd
10.2013 - 09.2016

Service Engineer

Scott & English (M) Sdn Bhd
10.2011 - 10.2013

Bachelor of Applied Technology -

UNITEC

Diploma in Modern Automotive Technology: -

TOC Automotive College

City & Guild (UK), Motor Vehicle Engineering -

TOC Automotive College
MANRAJ SINGHAssistant Manager- Technical And Sales