Kelly Services Mainframe Operator in Frederick County, Maryland

Title: Mainframe Operator

Location: Frederick County, MD 21788


Operates and monitors computer equipment in a Datacenter environment. Performs routine tasks on the mainframes and Open Systems (linux) environment to ensure that the customers work is processed on time and efficiently. Interface with other teams to ensure that production output is available to the manufacturing facilities. Monitors the processing and responds to error messages displayed on consoles and escalates according to defined standards.


Validate that processing is performed according to the schedule.

Prepares equipment for operations by accessing software in computer

Interacts with the console by entering commands.

Maintains operations by monitoring error and stoppage messages; Documents problems and actions by completing production logs.

Ensures operation of equipment by completing preventative maintenance requirements and tests; calling for repairs; maintaining equipment inventories;

Observes the company’s Security Policy and work guidelines


Bachelor’s degree required with credits in Computer Science or Information Technology or a demonstrated equivalence with at least 1 year of work experience in a mainframe environment.


Experience with large scale computer systems, in particular, IBM mainframe systems.

Knowledge of JCL and TSO

Strong sense of teamwork and initiative

Ability and willingness to work overtime and/or weekends, as needed

Provides clear communication, attention to detail, works well in a team environment


Knowledge of automated scheduling software such as BMC – Control M, Change management tools, Open Systems Unix/Linux/Aix

Why Kelly ® ?

With Kelly, you’ll have direct connections to leading IT organizations in the best companies around the globe—offering you the chance to work on some of today’s most intriguing, innovative and high-visibility projects. In a field where change is the only constant, our connections and opportunities will help you take your career exactly where you want to go. We work with 95 of the Fortune 100™ companies, and more than 9,000 IT hiring managers turn to us each year to access the best talent: people like you.

Last year we found 10,000 opportunities for IT professionals. Let us help advance your career today.

AboutKelly Services ®

As a workforce advocate for over 70 years, we are proud to have a role in managing employment opportunities for more than one million workers around the globe. We employ 550,000 of these individuals directly with the remaining workers engaged through our talent supply chain network of supplier partners. Revenue in 2015 was $5.5 billion. Visit and connect with us on Facebook , LinkedIn and Twitter .

Kelly Services is an equal opportunity employer including, but not limited to, Minorities, Females, Individuals with Disabilities, Protected Veterans, Sexual Orientation, Gender Identity and is committed to employing a diverse workforce. Equal Employment Opportunity is The Law. at