Senior z/OS Administrator

3 days ago


Noida, Uttar Pradesh, India TECEZE Full time ₹ 20,00,000 - ₹ 25,00,000 per year

Job Title:
Senior z/OS Administrator

Experience Required:
8–10 years

Job Summary:

We are seeking an experienced z/OS Administrator to manage, maintain, and optimize our IBM mainframe environment. The role involves ensuring system availability, performance tuning, security management, and providing technical support for business-critical applications running on z/OS.

Key Responsibilities:

  • Administer and support IBM z/OS mainframe systems, including installation, configuration, and maintenance.
  • Perform system upgrades, patching, and integration with related subsystems (CICS, DB2, IMS, MQ, RACF, etc.).
  • Monitor system performance and implement tuning measures for optimal efficiency.
  • Manage system security and access controls (RACF/ACF2/Top Secret).
  • Troubleshoot and resolve complex system and infrastructure issues.
  • Support disaster recovery planning, testing, and implementation.
  • Collaborate with application, network, and storage teams to ensure seamless operations.
  • Prepare and maintain system documentation, procedures, and operational standards.
  • Provide mentoring and guidance to junior team members.

Required Skills & Qualifications:

  • 8–10 years of hands-on experience in IBM z/OS system administration.
  • Strong expertise in mainframe subsystems (CICS, DB2, IMS, MQ, etc.).
  • In-depth knowledge of security tools (RACF/ACF2/Top Secret).
  • Proficiency in JCL, REXX, and automation tools.
  • Experience with performance monitoring and capacity planning.
  • Familiarity with disaster recovery and high availability environments.
  • Strong analytical, problem-solving, and communication skills.

Education:

  • Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent work experience).


  • Noida, Uttar Pradesh, India Kyndryl Full time ₹ 12,00,000 - ₹ 36,00,000 per year

    Who We AreAt Kyndryl, we design, build, manage and modernize the mission-critical technology systems that the world depends on every day. So why work at Kyndryl? We are always moving forward – always pushing ourselves to go further in our efforts to build a more equitable, inclusive world for our employees, our customers and our communities.The...


  • Greater Noida, Uttar Pradesh, India Kyndryl Full time ₹ 12,00,000 - ₹ 36,00,000 per year

    Who We AreAt Kyndryl, we design, build, manage and modernize the mission-critical technology systems that the world depends on every day. So why work at Kyndryl? We are always moving forward – always pushing ourselves to go further in our efforts to build a more equitable, inclusive world for our employees, our customers and our communities.The...


  • Noida, Uttar Pradesh, India SAPLING INFOSYSTEMS Full time ₹ 1,00,000 - ₹ 15,00,000 per year

    We are seeking an experienced IBM DB2 Database Administrator (DBA) with 5+ years of expertise in managing, maintaining, and optimizing DB2 environments on LUW (Linux, Unix, Windows) and/or z/OS platforms. The ideal candidate will be responsible for ensuring database availability, performance tuning, high availability, disaster recovery, and supporting...


  • Noida, Uttar Pradesh, India Cloudora Cyber Security Services Full time ₹ 8,00,000 - ₹ 25,00,000 per year

    Install, configure, and maintain DB2 databases (LUW or z/OS).Monitor database performance, troubleshoot issues, and apply tuning techniques.Implement backup, restore, and recovery solutions, including HADR and replication.


  • Noida, Uttar Pradesh, India NTT DATA Full time ₹ 15,00,000 - ₹ 25,00,000 per year

    Req ID: 326881NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a OS and Cloud Engineer to join our team in Bangalore, Karnātaka (IN-KA), India (IN). OS and Cloud Engineer Job...


  • Noida, Uttar Pradesh, India IT BY DESIGN Full time ₹ 15,00,000 - ₹ 25,00,000 per year

    Provide professional IT support to customers with a focus on customer service• Monitoring IT infrastructure of clients and administration.• Drive problem investigations and resolution as required.• Excellent hands-on Office 365 and triaging around it.• Troubleshooting RDS Server related issues (RDS Platforms). • Basics of Windows server issues.•...

  • Azure Administrator

    3 days ago


    Greater Noida, Uttar Pradesh, India Coforge Full time ₹ 9,00,000 - ₹ 12,00,000 per year

    Skills we are looking forAzure Administration - mandatoryAzure AD(Entra ID) - mandatoryHybrid Cloud Administration ( Windows and Azure) - mandatoryWindows OS Administration - mandatoryOn-Prem Active DirectoryM365 AdministrationExchange OnlineBasic Network understandingL2 - level of troubleshooting and understanding of issues.Automation- PowerShell( if it is...

  • Senior Merchandiser

    5 days ago


    Noida, Uttar Pradesh, India arsons placement Full time ₹ 182 - ₹ 569 per year

    URGENT REQUIREMENT FOR HARDGOODS EXPORT HOUSESenior Merchant for Hard goodscan handle buyers and minimum 5-6 merchants independentlyInterested Candidates with Excellent Communication skills may forward their CVs ator may speak at , , RegardsARSONS PLACEMENT28, Amarapali Complex,Z- Block, Sector- 12,Noida. (U P)Job Type: PermanentPay: ₹15, ₹47,654.24 per...

  • Senior Administrator

    23 hours ago


    Noida, Uttar Pradesh, India NTT DATA Full time ₹ 1,04,000 - ₹ 1,30,878 per year

    NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a Senior Administrator (Integrated Marketing Platforms) to join our team in NOIDA, Uttar Pradesh (IN-UP), India (IN). Senior...


  • Noida, Uttar Pradesh, India NTT DATA Global Delivery Services Ltd Full time ₹ 20,00,000 - ₹ 25,00,000 per year

    Systems Integration Senior Specialist Tier 3 [Grade 9 & 10] JD _____________________________________________________________________________________ Job Description: • Educational qualifications – Must be a graduate. • Should have a minimum of 8 to 10 years of experience as a Linux/Unix System Administrator.• Should have expertise on...