DECLARE @tpl VARCHAR(255)='exec [msdb].[dbo].[sp_start_job] @job_name= ''@job@''; '+CHAR(13)+CHAR(10)
DECLARE @q VARCHAR(MAX)='';

WITH cteActivity AS (
  SELECT job_id, session_id, ROW_NUMBER()OVER(PARTITION BY job_id ORDER BY start_execution_date DESC) AS rnk
  FROM msdb.dbo.sysjobactivity
)

SELECT @q = @q + REPLACE(@tpl, '@job@', j.name)
FROM msdb.dbo.sysjobs j
WHERE name LIKE 'ActivePosTran distribution agent -%'
AND NOT EXISTS(
	--the job is currently running
	SELECT 1
	FROM msdb.dbo.sysjobactivity sja
    JOIN cteActivity ca ON ca.job_id = sja.job_id AND ca.session_id = sja.session_id
	WHERE sja.job_id = j.job_id
    AND ca.rnk=1
	AND sja.start_execution_date IS NOT NULL 
	AND sja.stop_execution_date IS NULL
)

IF NULLIF(@q,'') IS NOT NULL 
BEGIN
	PRINT @q
	select @q
	EXEC(@q)
END