To speak about work, you need some general terms.
Earn one's leaving - to get money for doing work;

Employee - someone who is paid to work for a person or company;

Employer - a person or company that pays people to work for them;

Flexitime - a system of working in which people work a set number of hours within a fixed period of time, but can change the time they start or finish work;

Full-time job - something that takes a lot of your time;

Get a raise - to increase an amount of money that you get for your work;

Part-time job - working or studying only for part of the day or the week;

Pay cut/wage cut - reduce pay for your work;

Profession - a type of work that needs special training or education;

Promotion - when someone is given a more important job in the same organization;

Regular job - repeated work with the same amount of time or space between one thing and the next;

Run a firm - manage a company that sells goods or services;

Salary - a fixed amount of money that you receive from your employer, usually every month;

Wage - the amount of money a person regularly receives for their job;

Severance package - the pay and other advantages that an employee receives when their employment is ended by the management;

Trade - someone's job, especially one which needs skill in using their hands;

Work in shifts - work in a period of work in a place such as a factory or hospital;

Work overtime - work extra time that you work after your usual working hours;

Working hours - the amount of time someone spends at work during a day.

She earns more than £40,000 a year.

He works part-time as a waiter.
The company is offering voluntary severance packages.

Personal use of the internet by office workers is costing British firms 233 million working hours a month.