what is the major role of a Admin officer?

in small and medium businesses, the admin officer role is very important and in some cases will be mixed HR /Admin duties.
Saying that, in large organizations such as hotels for example, an HR personal exist and hence the role of Admin Officer will be more of routine that need to be followed in order to ensure that all employees residency and labor contracts are organized and filed accordingly , renewals goes smoothly on annual bases, new visas applied and issued, company records are clean and no penalties applied.
property licenses renewed and filed as well as rent agreements signed and good relation with sponsor are key in making all this happen in timely manner.

Control and follow-up Advice and guidance The preparation of plans and schedules Sanctions

Chief Executive Officer (in English: CEO) shortcut word (in English: Chief Executive Officer) is the highest authority in the Graduate Management and responsible first and last for the management of the company, institution or government agency in front of the Board of Directors.

1- to be sure all employees understand company policy regarding working aims...working hours and incentives policy
2- manage daily issues of employees who had problems with work scheme and timings
3- reporting to higher admin final performance on daily basis and outrages of employees
4- reporting manpower presences and absenses
5- transfering new schemes and company news to employees
6- handle any other tasks stated from higher admin ,,, as fleet of buses handling

In small enterprises, it will be generally related to report generation regarding performance, HR (bonusses, payroll, absence, and leaves), being a vocal point for communication for both personnel and clients, and transfering lower level employees with higher management.