Mainframe z/OS & CICS Systems Administrator
TecTammina
A technology services company in Trumbull, Connecticut, is looking for a full-time z/OS systems administrator to oversee the installation, management, and configuration of z/OS systems. This role includes providing 24/7 support, managing software dependencies, and participating in disaster recovery exercises. Ideal candidates should have significant experience with z/OS, TSO/ISPF, Cobol, CICS, and JCL in a mainframe setting. Qualified applicants (GC or US Citizens) can send their profiles to mkonni(at)1stitsolutions.com. #J-18808-Ljbffr TecTammina
- Responsibilities Installing & Configuration of z/OS systems Performing System IPL and POR... ...Installation, configuration and administration of day to day support of CICS transaction Server Knowledge and... ..., TSO/ISPF, Cobol, CICS, JCL in mainframe environment Provide on-call 24/7...MainframeFull time
$90k - $130k
...TimeContact: Jas GujralEmail: ****@*****.***: 0044 20 7488 6900Apply for this job nowJob DescriptionMS Dynamics CRM Systems Administrator - Trumbull CT USAOur Client is implementing a large scale system overhaul including changing and standardizing the core ERP...Suggested$107.5k - $179.1k
...value-added audit reports for a variety of high-risk technology areas, including ITIL service delivery disciplines, API governance, mainframe platform technology, cloud computing (Azure, etc.), DevOps CI/CD pipelines, software defined infrastructure management, and...MainframeFull timeWork experience placementRemote workRelocation$40 - $50 per hour
...Systems Administrator Location: Orange, Connecticut (Onsite) Employment Type: 6+ Month Contract Summary Responsible for ensuring the organization, efficiency, stability, and security of enterprise IT systems through the application of...SuggestedHourly payContract workWork experience placement- ...with the team to conduct comprehensive reviews of information systems that support our businesses and product lines and rendering a report... ...IT general controls, information security, data center (mainframe and client/server) and operational IT audits along with application...Mainframe
$60k - $70k
...—whether we’re supporting data‑driven decisions, modernizing systems or safeguarding critical programs. Responsibilities Administer... ...Mill, MD, 5 days a week. 3-5+ years of experience in system administration and helpdesk support. Strong knowledge of Windows Server, Active...Full timeLive inRemote work- ...training onsite then hybrid as needed. Duration: 6+ Month Contract About the Role We are seeking a highly technical Senior Systems Administrator to support and enhance a complex hybrid IT infrastructure environment. This role is focused on maintaining system stability,...Contract work
$40 - $45 per hour
Desktop Engineer Contract Duration: 6 Months Location: 600 Washington Blvd., Stamford, CT (Primary Site) 35 Nutmeg Drive, Trumbull, CT (Disaster Recovery Site) Pay: $40/hr-$45/hr Top skills for these req: Support for Desktop Win 11 and Voice-related issues...Contract workLocal area- Fairfield University is seeking an on-site IT Support Technician to assist faculty, staff, and students with Windows 10/11 and Mac OS issues. You will diagnose hardware, software, and network problems, perform updates, and help maintain classroom technology and AV equipment...Remote workWeekend workAfternoon shift
$96k - $144k
...confidence but determination.Position OverviewThe Global IT Endpoint Administrator is responsible for managing and supporting Edgewell’s mobile... ...alignment and integration of MDM solutions with other IT systems and services.Research and evaluate new MDM features, tools, and...Work experience placementSummer workWork at officeLocal areaDay shift- Fairfield University is seeking an experienced IT support specialist to provide technical assistance on Windows 10/11 and macOS for faculty, staff, and students. You will diagnose hardware, software, and network issues, perform maintenance, and support classroom technology...Summer workCasual workRemote workShift workWeekend workAfternoon shift
- ...Category / Component: Enlisted Both Overview Information Systems Technicians, Cryptologic Technician Networks, and... ...floors; mix of help desk and user support, network and systems administration, incident response, and planned maintenance; continuous learning...ApprenticeshipWorldwideShift work
- Agile Resources, Inc. is seeking a highly technical Senior Systems Administrator to support a hybrid IT environment, balancing stability, security, and performance across Windows and Linux servers in enterprise settings. You will administer Active Directory, Group Policy...
- ...opportunities. Position Overview We are seeking a Sr. Database Administrator to support Government clients to design, build, and optimize... ...associated integration components; and implementing a Snowflake-based system with automated data pipelines. This role blends advanced data...
$62.63k - $91.85k
...Behind every solution is a group of experts who care deeply about impact—whether we’re supporting data-driven decisions, modernizing systems or safeguarding critical programs. Qualifications Design, build, and maintain robust ETL/ELT pipelines that ingest, transform, and...Full time- Desktop Support Analyst (Mac Focused) | Executive & End User Support Location: Shelton, CT (Onsite) Schedule: Monday-Thursday, 32 hours per week Employment Type: Contract Potential for Extension: Yes Important Requirement Mac experience is mandatory...Contract workWork at officeRemote work
$55k - $70k
...management, managed IT services, hosted/cloud services, phone systems, and professional audio/video systems, AI and even copiers,... ...or multi-client environment. Proficiency with Microsoft 365 administration — Exchange Online, Teams, SharePoint, OneDrive, and Intune. Hands...Permanent employmentLocal areaRemote work- A leading technology firm based in Shelton, Connecticut, is seeking a candidate for middleware support with strong skills in UNIX/Linux, Apache, and Tomcat. The ideal candidate will have 2-5 years of experience, a strong client service work ethic, and the ability to troubleshoot...Weekend work
$96k - $144k
...Position Overview The Global IT Endpoint Administrator is responsible for managing and supporting Edgewell’s mobile device management... ...ensure alignment and integration of MDM solutions with other IT systems and services. Research and evaluate new MDM features, tools...Work experience placementWork at officeLocal area- Global Retailer seeks an End User Support Specialist for its Shelton, CT location. You will provide 1st level technical assistance, respond to IT queries, and troubleshoot hardware and software issues across desktop environments. Responsibilities include monitoring helpdesk...
- The Dalio Family Office (DFO) seeks a proactive IT professional to deliver high-quality support across Windows, macOS, and iOS environments. You will assist executives and stakeholders, resolve complex issues, and help roll out new IT capabilities within a small, fast-moving...Work at office
$60.57k - $73k
...~ Load Balancer familiarity ~ IPT - CCM, Unity, UCCX, Webex, MS Teams Experience working in ITIL-based incident tracking system (Service-Now, CA Service Desk, etc). Understanding of network monitoring tools and technologies. Proficient use of all Microsoft...Full timeWork at officeLocal area- ...support our growing national client base. This role goes far beyond basic helpdesk tasks — one day you might be installing an operating system, the next you're drilling through walls and running structured cabling across entire buildings, or terminating a 66-block. If...Hourly payFor contractorsImmediate startFlexible hours
$35 per hour
...and a broad range of in-home and business technology services offering fast, reliable solutions across a wide range of devices and systems. Geeks On Site is hiring experienced Field IT Technicians to support residential and small business customers. The primary focus...Hourly payFor contractorsLocal areaRemote workFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Mainframe z/OS & CICS Systems Administrator. Be the first to apply!

