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Meralco Industrial Engineering Services Corporation

  • 1,000 - 50,000 employees

About Meralco Industrial Engineering Services Corporation

  • Construction & Property Services
  • Energy & Utilities
  • Engineering Consulting

Incorporated in December 1973 as a wholly-owned subsidiary of Manila Electric Company (Meralco), Meralco Industrial Engineering Services Corporation (MIESCOR) has chalked up an exemplary record of engineering performance backed by a highly competent technical team.

With a redefined Mission, Vision, and set of Values to guide our future, we are now poised to become an active player both in the domestic and international markets. Foremost in our minds is our commitment to Safety. We ensure that customers, workers, and the community are safe by adhering to programs that make Safety a way of life. As testament to our constant and consistent efforts, we have been continually recognized by the Department of Labor and Employment (DOLE), Safety Organization of the Philippines, Inc. (SOPI), and Safety and Health Association of the Philippines (SHAPES).

MIESCOR's leadership has been defined by professionalism, engineering excellence, integrity, collaboration and innovation, and dynamism. Our leaders were handpicked from the industry's finest, that when taken together make a formidable team. MIESCOR and its wholly-owned subsidiaries (Miescor Builders, Inc. and Miescor Logistics, Inc.) have a workforce of over 7,000 specialist engineers, project management professionals, and skilled workers, providing services to our client in the field of engineering, procurement, consulting, construction, and operations and maintenance services. The Philippine Contractor Accreditation Board (PCAB) classifies MIESCOR as ""AAAA"", the highest category, in general engineering, building and specialty electrical and mechanical contractor.

MIESCOR's expertise in engineering and construction, backed up by its financial strength, delivers the competitive advantage to do business in high-growth domestic and international markets.

Propelling growth, effecting change, and improving lives, the FORCE behind the POWER – MIESCOR Group.


Incorporated in December 1973 as a wholly-owned subsidiary of Manila Electric Company (Meralco), the Philippines' largest electric utility firm, MIESCOR has chalked up an exemplary record of engineering performance backed up by a pool of highly competent technical manpower. For more than forty-five (45) years, the company has amassed a wealth of experience in power generation, transmission and distribution, petrochemical/chemical and industrial plants, water resources, transportation and telecommunication system, and building services. It holds the highest contractor license Category AAAA by the Philippine Contractors Accreditation Board (PCAB).

Mission, Vision and Values

Composed of the mother company, MIESCOR, and its two subsidiaries, Miescor Builders Inc. (MBI) and Miescor Logistics Inc. (MLI), MIESCOR Group are three distinct companies of different natures, strengths and capabilities, unified and bound by a common mission, vision, and set of core values.

Classified by the Philippine Contractor Accreditation Board in the ""AAAA"" category, MIESCOR is a globally recognized Filipino contractor with more than forty-five years' experience in general engineering, consulting, construction, operations and maintenance, specializing in electrical and mechanical facilities and infrastructures such as power transmissions, distribution systems and networks including development works, electro-mechanical, and testing and commissioning of substation equipment. While MIESCOR does the engineering, consulting and designing; MBI does the building, construction and maintenance; while MLI provides general services for operations.

As MIESCOR and its subsidiaries continue to grow and find strength with its own self, the three companies complement and supplement the other, synergizing to further fortify MIESCOR Group, building integrity and credibility as one.


We are a top-notch EPC company focused on power, telecommunications, utilities and transport industries, committed to providing safe, quality, timely and best value services.

We are committed to creating stakeholder value and contributing to the nation's sustainable growth and development.


To be a world-class EPC company and the service provider of choice. 


We are guided by these primary values and ethical standards in the development of a MIESCOR culture, in the performance of our mission and in the attainment of our vision.

  • Integrity
  • Accountability
  • Malasakit

Recruitment Process

  • Submission of resume with an academic transcript.
  • Initial interview with HR via phone or video call conference (lasts for 10-30 mins.)
  • Online assessment (it take around 1 to 2 hours)
  • Final interview via video call conference (lasts for 30 mins. to 1 hour)

The recruitment process takes around 1 to 2 weeks.

Remuneration & Career Growth

A competitive salary package with several fringe benefits that may include health and life insurance, paid leaves, company uniforms, and mandated government benefits. 

Jobs & Opportunities

Locations With Jobs & Opportunities
  • Pasig City, NCR, Luzon, Visayas and Mindanao
Hiring candidates with qualifications in
Business & Management
Engineering & Mathematics
IT & Computer Science
Medical & Health Sciences
Property & Built Environment