Omanair can have odd ways of doing things but they still have to obey the law of the country.
Oman Labour Law
Article 36:
If the contract is for a limited period and the parties continue to execute it after the expiry of its period, the contract will be deemed to have been renewed with the same terms and conditions for an unlimited period.
Article 37:
If the contract is for an unlimited period, any party may choose to terminate it by giving the other party a thirty day written notice of termination in case of employees who receive their salaries monthly, and fifteen days for other employees unless it is agreed in the contract for a longer period.
If the contract is terminated without such period being observed, the party who terminates the contract will be obliged to pay to the other party a compensation equal to the gross salary of the notice period or the remaining part thereof.
Article 38:
Notice of termination of the contract, issued by the employer to the employee, when the latter is on leave or public holiday, will not be valid except from the date following the end of either the leave or the public holiday.
Article 39:
If the employment relationship is terminated, the employer, shall, in respect of the employees who do not benefit from the rules of the Social Insurance Law, pay to the employee an end of service gratuity equal to the salary of fifteen days for each year of service for the first three years and a one month salary for each year for the following years and the employee will be entitled to gratuity for the fractions of the year in respect of the period he spent in service and the last basic salary shall be the basis of calculating the gratuity. The duration of continuous service which began before the commencement of this law shall be counted within the period of service which will be considered for determining the payable gratuity period.
Article 40:
The employer may dismiss the employee without notice and without paying end of service gratuity in any of the following cases:-
If the employee assumes a false identity or resorts to forgery to obtain the employment.
If the employee commits a mistake which results in grave material loss to the employer, provided that the latter reports the incident to the concerned Directorate within three days from the date of his knowledge of such incident.
If the employee does not abide by the instructions which must be followed for the safety of the employees and the place of work despite being warned in writing, provided that such instructions are made in writing and displayed in a conspicuous place.
If the employee is absent from his work without reasonable justification for more than ten days in one year or more than seven consecutive days, provided that the employer gives the employee a written warning after being absent for five days in the first instance.
If the employee discloses the secrets of the establishment in which he works.
If the employee is finally convicted of a crime or misdemeanour involving breach of honour or trust or a misdemeanour committed in the place of work or while the work is being performed.
If during the working hours the employee is found drunk or intoxicated by a narcotic substance or a mind stimulant. If the employee assaults the employer or the manager in charge or gravely assaults any of his superiors during the work or because of the work or if he beats one of his fellow employees in the place of work and such beating results in illness or discontinuation of work for a period which exceeds ten days.
If the employee gravely breaches his obligations to perform the work agreed upon in his contract of employment.
They know pretty well they cannot operate just with omanis as they would be operating 10months/year only during the day. The new guys are disaster and who knows if they will ever make it onto the planes.
But yes, the fact they may attempt to get rid of all expats is worrying and definately putting people into undesirable situation of uncertain future.