Mainframe CICS System Administrator

THIS JOB DESCRIPTION WAS CREATED BY AI, REVIEW BEFORE POSTINGPosition: Mainframe CICS System AdministratorLocation: Chandler, ArizonaDuration: ContractJob ID: 179799Job Overview: We are seeking a skilled Mainframe CICS System Administrator to manage, maintain, and optimize CICS Transaction Server environments across production, test, and disaster-recovery regions. The ideal candidate will have hands-on experience with IBM z/OS and a strong understanding of CICS administration, performance monitoring, and troubleshooting.Responsibilities:Administer, maintain, upgrade, and tune CICS Transaction Server environments. Perform CICS installation, upgrades, PTF application, and maintenance. Configure and support CICS regions, including DFHSIT and system initialization parameters. Monitor and troubleshoot performance issues, including transaction response time, CPU utilization, and storage usage. Collaborate with teams to ensure system reliability and efficiency. Work onsite three days per week as required. Qualifications:Hands-on experience with CICS Transaction Server administration on IBM z/OS. Proficiency in CICS installation, upgrades, and maintenance. Strong knowledge of DFHSIT and CICS system initialization parameters. Experience in performance monitoring and troubleshooting. Ability to analyze transaction response time, CPU utilization, and storage usage. Willingness to work onsite three days per week. Preferred Experience:Experience supporting production, test, and disaster-recovery CICS environments. Familiarity with OMEGAMON, MainView, or TMON tools. Expertise in CICS performance tuning and bottleneck elimination. About PTR Global: PTR Global is a leading provider of information technology and workforce solutions. PTR Global has become one of the largest providers in its industry, with over 5000 professionals providing services across the U.S. and Canada. For more information visit At PTR Global, we understand the importance of your privacy and security. We NEVER ASK job applicants to:Pay any fee to be considered for, submitted to, or selected for any opportunity. Purchase any product, service, or gift cards from us or for us as part of an application, interview, or selection process. Provide sensitive financial information such as credit card numbers or banking information. Successfully placed or hired candidates would only be asked for banking details after accepting an offer from us during our official onboarding processes as part of payroll setup. Pay Range: $XXX - $XXXThe specific compensation for this position will be determined by several factors, including the scope, complexity, and location of the role, as well as the cost of labor in the market; the skills, education, training, credentials, and experience of the candidate; and other conditions of employment. Our full-time consultants have access to benefits, including medical, dental, vision, and 401K contributions, as well as PTO, sick leave, and other benefits mandated by applicable state or localities where you reside or work.If you receive a suspicious message, email, or phone call claiming to be from PTR Global do not respond or click on any links. Instead, contact us directly at View phone number on click.appcast.io. To report any concerns, please email us at View email address on click.appcast.io During the hiring process, we may use artificial intelligence (AI) tools to assist in evaluating information related to your application. These tools may help analyze job-related qualifications or assist recruiters in reviewing applications and interview responses. AI-generated information is one factor considered in our hiring process. Final employment decisions are made by qualified hiring personnel and are not based solely on AI-generated recommendations.Type: ContractCategory: IT | Systems AdministratorDate Posted: 2026-09-22