Career Opportunities

Thank you for your interest in joining Mun Siong Engineering Limited. Please read and understand the Privacy Statement before you submit your application.

Sales & Marketing Assistant


    • Maintain administrative documentation spreadsheets and reports of the Business Development Department
    • Sort, distribute and follow-up on the sales inquiries
    • Collect, track and follow-up on Clients’ feedback
    • Attract business opportunities by looking for potential customers on LinkedIn
    • Assist Sales Engineers to take meetings with prospects through cold calling e-mailing with company’s brochure, sending meeting confirmation
    • Assist with meeting notes on client visits and preparation of client gifts and brochure material
    • Assist in organising Marketing events, exhibitions and Trade Shows
    • Assist with e-mail marketing
    • Assist with social media posts
    • Assist with market research
    • Assist with Powerpoint presentations and brochures
    • Provide administrative support as directed by Sales Engineers, Marketing & Corporate Marketing Executives and Business Development Manager


  • Possess at least a Diploma / Degree in Marketing, Communications, Business Administration
  • Minimum of two (2) years of related work experience
  • Able to communicate effectively in oral and written form
  • Ability to establish and maintain effective working relationships
  • Self-starter, positive and proactive
  • Must be detail oriented and maintain high level of organization
  • Proficient in Social Media Marketing
  • Ability to multitask
  • Ability to prioritise tasks based on importance or time urgencies; able to meet deadlines on a consistent basis
  • Proficient in computer skills such as Microsoft Powerpoint, Words and Excel; Photoshop skills will be a plus
  • 5 days’ work week
  • Working hours: Mondays to Friday, 8.00am-5.30pm
  • Remuneration package will commensurate with candidate’s experience and capabilities.


Process Engineer
Mun Siong Engineering Limited


  • Carries out basic and detailed engineering design including calculation & analysis as per codes and project requirements;
  • Prepares PFD, P & ID, system description, prepares specification and data sheets for process equipment’s and instrument;
  • Coordinate with both internal & external on process requirements, design interference check and design changes;
  • Provides documents and technical assistance to project commissioning, testing and start-up activities;
  • Assist Deputy Manager/Engineering Coordinator to oversee the jobs;
  • To ensure that the drawings received are checked for discrepancy and order;
  • Responsible for designing, installing and commissioning of new equipments, monitoring modifications and upgrades, and troubleshooting existing processes;
  • preparing reports, Specifications, flow diagrams and charts;
  • working closely with other specialists, engineers responsible for plant maintenance to monitor and improve the efficiency, output and safety of a plant;
  • ensuring the process works at the optimum level, to the right rate and quality of output, in order to meet supply needs;
  • To co-ordinate with Document Controller for proper filing and submission of the drawings;
  • Attend Project Meetings; HAZOP Studies: Design review meetings;


  • Experience of process design in Oil & Gas, Petrochemical or Pharmaceutical Industries;
  • At least 3 to 4 years in relevant experience;
  • Familiar with all local and international codes and standards on the related filed;
  • Hand-on experience on AutoCad drafting, Smart Plan P & ID, Process design software like, Aspen Hysis, Pipenet, Pipeflow, etc
  • 5 days’ work week
  • Working hours: Mondays to Friday, 8.00am-5.30pm
  • Remuneration package will commensurate with candidate’s experience and capabilities.

Can’t find any suitable post?  You may  submit your full CV with present, expected salaries, contact number(s) and notice period required by email to: or write in to:

Mun Siong Engineering Limited
Human Resource Department
35 Tuas Road, Jurong Town,
Singapore 638496