Write SQL query to solve given problem: What is the job title of the oldest employee in the company? In which department is he in?. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT T2.JobTitle, T4.Name FROM Person AS T1 INNER JOIN Employee AS T2 ON T1.BusinessEntityID = T2.BusinessEntityID INNER JOIN EmployeeDepartmentHistory AS T3 ON T2.BusinessEntityID = T3.BusinessEntityID INNER JOIN Department AS T4 ON T3.DepartmentID = T4.DepartmentID ORDER BY T2.HireDate LIMIT 1