Administration

Office Administrative Assistant & Document Controller

Vietnam

JOB SUMMARY

This is a 6‑month maternity cover role focused primarily on office administration and finance support for the Vietnam office, with secondary responsibilities in document control as required. The role ensures smooth day‑to‑day operations and supports invoicing processes, while maintaining familiarity with project documentation standards.



JOB DUTIES & RESPONSIBILITIES

Office Administration & Finance 80%

• Manage office correspondence, filing systems, travel, procurement, and inventory.
• Support finance processes including invoicing, expense documentation, and vendor liaison.
• Assist with preparation of reports, presentations, and internal documents.
• Liaise with vendors, service providers, and external stakeholders.
• Support HR and finance with basic administrative tasks (data entry, document preparation)

Document Control 20%

• Compile project dossiers and supporting documentation for invoicing.
• Provide ad‑hoc support to project teams on documentation matters.




REQUIREMENTS AND SKILLS

• Diploma or degree in Business Administration, Engineering, or a related field.
• Proven experience in office administration or finance support (construction or engineering environment preferred).
• Familiarity with technical documentation and project coordination.
• Proficiency in Microsoft Office (Word, Excel, PowerPoint, Outlook).
• Experience with AutoCAD or drawing office environment is advantageous.
• Strong organizational and time management skills.
• Good command of English and Vietnamese (written and spoken).


PERSONAL ATTRIBUTES

• Detail-oriented and well-organized
• Strong communication and interpersonal skills
• Proactive, reliable, and able to work independently
• Positive, can-do attitude with the ability to multitask in a fast-paced environment
• Professional and able to handle confidential information with discretion


The general responsibilities listed above are not exhaustive and such additional duties, which are related to this position in the Company, may be added on the above list as and when it is deemed necessary.

    We offer a competitive remuneration package commensurate with qualifications and experience to the right candidate. Please send in full curriculum vitae, including present and expected salary through JoinVNM@commtechasia.com.

    We are an equal opportunity employer and welcome applications from all qualified candidates. The information provided will be treated in strict confidence. Personal data collected will be used for recruitment purposes only

    2026 Graduate Engineering Programme

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    Are you ready to unlock your potential at Commtech Asia?

    Explore an innovative environment that encourages unconventional ideas, fosters creativity, and drives innovation to create optimal results in the construction industry.

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    For more information on how to apply, contact your preferred region. 

    Programme benefits

    We provide you with a series of professional personal effectiveness training programmes to develop your leadership competencies.

    You will receive practical learning on various projects through on-the-job training and attachment.

    Those who complete the program with high performance will be offered a position in our business operations unit, leading to a career as a commissioning manager and beyond; not limited to in Hong Kong but also an opportunity to other countries within APAC.

    Send your CV to JoinJPN@commtechasia.com

    Program requirements

    • University degree or above in mechanical / electrical engineering or building services
    • Hands-on knowledge of PC applications such as BIM and AutoCAD
    • Previous experience in a technical field would be an advantage
    • Always carry a ‘curious’ mindset to learn and broaden your horizons
    • Strong analytical and mathematical skills
    • Excellent communication skills
    • High level of adaptability and resilience
    • An open mindset that willingly accepts positive critique

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    Are you ready to unlock your potential at Commtech Asia?

    Explore an innovative environment that encourages unconventional ideas, fosters creativity, and drives innovation to create optimal results in the construction industry.

    Now open for applications!

    For more information on how to apply, contact your preferred region.

    Programme benefits

    We provide you with a series of professional personal effectiveness training programmes to develop your leadership competencies.

    You will receive practical learning on various projects through on-the-job training and attachment.

    Those who complete the program with high performance will be offered a position in our business operations unit, leading to a career as a commissioning manager and beyond; not limited to in Australia but also an opportunity to other countries within APAC.

    Send your CV to joinSEA@commtechasia.com

    Program requirements

    • University degree or above in mechanical / electrical engineering or building services
    • Hands-on knowledge of PC applications such as BIM and AutoCAD
    • Previous experience in a technical field would be an advantage
    • Always carry a ‘curious’ mindset to learn and broaden your horizons
    • Strong analytical and mathematical skills
    • Excellent communication skills
    • High level of adaptability and resilience
    • An open mindset that willingly accepts positive critique

     

    Meet our graduates

    SUKI YIU

    TOM LO

    JASON LEUNG

    ARIO LAU

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    Are you ready to unlock your potential at Commtech Asia?

    Explore an innovative environment that encourages unconventional ideas, fosters creativity, and drives innovation to create optimal results in the construction industry.

    Now open for applications!

    For more information on how to apply, contact your preferred region. 

    Programme benefits

    We provide you with a series of professional personal effectiveness training programmes to develop your leadership competencies.

    You will receive practical learning on various projects through on-the-job training and attachment.

    Those who complete the program with high performance will be offered a position in our business operations unit, leading to a career as a commissioning manager and beyond; not limited to in Hong Kong but also an opportunity to other countries within APAC.

     

    Send your CV to joinCHN@commtechasia.com

    Program requirements

    • University degree or above in mechanical / electrical engineering or building services
    • Hands-on knowledge of PC applications such as BIM and AutoCAD
    • Previous experience in a technical field would be an advantage
    • Always carry a ‘curious’ mindset to learn and broaden your horizons
    • Strong analytical and mathematical skills
    • Excellent communication skills
    • High level of adaptability and resilience
    • An open mindset that willingly accepts positive critique

    Meet our graduates

    SUKI YIU

    TOM LO

    JASON LEUNG

    ARIO LAU

    Vincent Chung

    Ivan Pang

    Joshua Gani

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    Are you ready to unlock your potential at Commtech Asia?

    Explore an innovative environment that encourages unconventional ideas, fosters creativity, and drives innovation to create optimal results in the construction industry.

    Now open for applications!

    For more information on how to apply, contact your preferred region. 

    Programme benefits

    We provide you with a series of professional personal effectiveness training programmes to develop your leadership competencies.

    You will receive practical learning on various projects through on-the-job training and attachment.

    Those who complete the program with high performance will be offered a position in our business operations unit, leading to a career as a commissioning manager and beyond; not limited to in Hong Kong but also an opportunity to other countries within APAC.

     

    Send your CV to joinSEA@commtechasia.com

    Program requirements

    • University degree or above in mechanical / electrical engineering or building services
    • Hands-on knowledge of PC applications such as BIM and AutoCAD
    • Previous experience in a technical field would be an advantage
    • Always carry a ‘curious’ mindset to learn and broaden your horizons
    • Strong analytical and mathematical skills
    • Excellent communication skills
    • High level of adaptability and resilience
    • An open mindset that willingly accepts positive critique

    Meet our graduates

    SUKI YIU

    TOM LO

    JASON LEUNG

    ARIO LAU

    Vincent Chung

    Ivan Pang

    Joshua Gani

    2026 Graduate Engineering Programme

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    Are you ready to unlock your potential at Commtech Asia?

    Explore an innovative environment that encourages unconventional ideas, fosters creativity, and drives innovation to create optimal results in the construction industry.

    Now open for applications!

    For more information on how to apply, contact your preferred region. 

    Accredited by the Hong Kong Institution of Engineers (HKIE)

    Our Graduate Engineer Programme is a Scheme “A” training program accredited by the Hong Kong Institution of Engineers (HKIE). The programme helps graduate engineers acquire the qualifications to become professional engineers.
    JoinHKG@commtechasia.com

    Programme benefits

    We provide you with a series of professional personal effectiveness training programmes to develop your leadership competencies.

    You will receive practical learning on various projects through on-the-job training and attachment.

    Those who complete the program with high performance will be offered a position in our business operations unit, leading to a career as a commissioning manager and beyond; not limited to in Hong Kong but also an opportunity to other countries within APAC.

    Program requirements

    • University degree or above in mechanical / electrical engineering or building services
    • Hands-on knowledge of PC applications such as BIM and AutoCAD
    • Previous experience in a technical field would be an advantage
    • Always carry a ‘curious’ mindset to learn and broaden your horizons
    • Strong analytical and mathematical skills
    • Excellent communication skills
    • High level of adaptability and resilience
    • An open mindset that willingly accepts positive critique

    Meet our graduates

    SUKI YIU

    TOM LO

    JASON LEUNG

    ARIO LAU

    Vincent Chung

    Ivan Pang

    Joshua Gani