Senior Mainframe System Administrator

4 days ago

Manila, Philippines Gratitude Inc Full time

—ONLY THOSE APPLICANTS WHO ALREADY HAVE THE RIGHT TO LIVE AND WORK IN THIS COUNTRY ARE ELIGIBLE TO APPLY FOR THIS ROLE— JOB REQUISITION ID: ATCP- -S POSITION TITLE: Senior Mainframe System AdministratorWORK SETUP: Onsite in Manila (Need to confirm)Work shift: TBALocation in Manila: TBA Designs, builds, tests, and deploys cloud application solutions that integrate cloud and non-cloud infrastructure. Can deploy infrastructure and platform environments, creates a proof of architecture to test architecture viability, security and performance. THE WORK: We are looking for a seasoned Mainframe Administrator to oversee the operations, maintenance, and performance of our enterprise mainframe systems. This role requires hands‑on experience with IBM z/OS, AS400 (IBM iSeries), and related mainframe technologies. The ideal candidate will ensure system stability, optimize performance, and support business continuity through proactive system management and incident resolution. The candidate will be potentially responsible for leading a team while actively fostering Mainframe skill development and growth within the group. Key Responsibilities Administer and maintain IBM z/OS and AS400 systems, ensuring optimal performance and availability. Perform system monitoring, capacity planning, and performance tuning. Manage system backups, disaster recovery procedures, and high availability configurations. Implement and maintain system security policies, user access controls, and audit compliance. Coordinate with application and network teams for system integration and troubleshooting. Schedule and manage batch jobs. Apply system patches, firmware updates, and software upgrades. Maintain detailed documentation of system configurations, procedures, and change logs. Provide technical support for incidents, root cause analysis, and resolution. Participate in on‑call rotation and support after‑hours maintenance activities. Installing and configuring the mainframe operating system (often z/OS). Managing system storage, memory, and CPU resources. Setting up user accounts, security profiles. Managing middleware and scheduling tools. Facilitate targeted training initiatives to enhance skill development and drive continuous growth within the department. Professional Skills and Technical Qualifications Bachelor’s degree in computer science, Information Systems, or related field. Minimum 5 years of experience in mainframe system administration. Strong knowledge of IBM z/OS operating system and subsystems. AS400 / IBM iSeries administration and operations IBM Mainframe hardware and software Experience with CICS and VSAM. Familiarity with monitoring tools. Understanding of ITIL processes and change management. Strong analytical, problem‑solving, and communication skills. Preferred Qualifications IBM Certified System Administrator – z/OS or AS400. Experience with mainframe modernization, virtualization, or cloud integration. Knowledge of enterprise job scheduling tools (e.g., Control‑M, CA‑7). Exposure to DevOps practices in legacy environments. OTHERS Must not be a job hopper who only works for less than a year per company. Should not be a former or current employee of Accenture. Candidates must be a resident of the country and eligible to work in the Philippines. #J-18808-Ljbffr

  • Senior Mainframe System Administrator

    1 week ago

    Manila, National Capital Region, Philippines SpringSkill Full time ₱800,000 - ₱1,200,000 per year

    Job Title:  Senior Mainframe System Administrator Location: ManilaSalary: NegotiableAbout the RoleWe are seeking an experienced Senior Mainframe System Administrator to manage and optimize enterprise-level mainframe systems, ensuring high availability, performance, and security. This role involves working with IBM z/OS, AS400 (IBM iSeries), and related...

  • Senior Mainframe System Administrator

    2 days ago

    Manila, Philippines Gratitude Inc Full time

    HIRING: Senior Mainframe System Administrator Work Setup: Hybrid (2x/week onsite) – Uptown, TaguigShift: MorningLocation: Manila (Exact site TBA)Note: Only candidates who are residents of the Philippines and legally allowed to work in the country will be considered. Important Restrictions: Not open to former/current Accenture employees No job hoppers (must...

  • Senior Mainframe System Administrator

    1 week ago

    Manila, National Capital Region, Philippines GodHeir Services Full time ₱600,000 - ₱1,200,000 per year

    POSITION TITLE: Senior Mainframe System AdministratorWORK SETUP: OnsiteWork shift: TBADesigns, builds, tests, and deploys cloud application solutions that integrate cloud and non-cloud infrastructure. Can deploy infrastructure and platform environments, creates a proof of architecture to test architecture viability, security and performance.THE WORK:We are...

  • Senior Mainframe System Administrator

    1 week ago

    Manila, National Capital Region, Philippines International Jobs Gateway Connect Full time ₱1,200,000 - ₱2,400,000 per year

    POSITION TITLE: Senior Mainframe System AdministratorWORK SETUP: Onsite in ManilaWork shift: TBALocation in Manila: TBADesigns, builds, tests, and deploys cloud application solutions that integrate cloud and non-cloud infrastructure. Can deploy infrastructure and platform environments, creates a proof of architecture to test architecture viability, security...

  • Senior Mainframe IT Administrator- AS400

    2 weeks ago

    Manila, National Capital Region, Philippines J-K Network Manpower Services Full time ₱720,000 - ₱1,500,000 per year

    Company Profile: A top global provider of professional services that assists the most successful companies in the world in developing their digital core, streamlining their business processes, increasing revenue, and improving services—producing real value quickly and on a large scale.Position: Senior Mainframe IT Administrator- AS400Company Industry: IT...

  • Mainframe DB2 system DBA

    3 days ago

    Manila, National Capital Region, Philippines RiDiK (a Subsidiary of CLPS. Nasdaq: CLPS) Full time ₱900,000 - ₱1,200,000 per year

    We're looking for aMainframe DB2 system DBAto support our team inPhilippines.This role offers the opportunity to work on meaningful projects, collaborate with talented colleagues, and contribute to the success of a growing company. If you're someone who takes initiative, values continuous learning, and thrives in a collaborative setting, we'd love to hear...

  • Mainframe DB2 system DBA

    2 weeks ago

    , Metro Manila, Philippines CareCone Group Full time

    Summary Summary of key responsibilities Define and provide guidance for database creation, configuration, upgrade, patches and refresh requirements Recommend operating system and database performance monitoring, tuning and configuration changes Experience with database physical and logical design, query analysis and optimization Provide technical assistance...

  • System And Database Administrator

    5 days ago

    Manila, Philippines Russell Tobin Full time

    Senior Associate - Talent Acquisition - Corporate Strategy Hiring | Specialized in APAC Summary of key responsibilities Define and provide guidance for database creation, configuration, upgrade, patches and refresh requirements Recommend operating system and database performance monitoring, tuning and configuration changes Experience with database physical...

  • Mainframe ZOS& zVM System Admin

    18 hours ago

    Manila, National Capital Region, Philippines Aumtrend Full time ₱900,000 - ₱1,800,000 per year

    Role : Mainframe ZOS& zVM System AdminCompany : One of the global clientLocation : BGC - ManilaWork Setup : Regular shift -RTOPermanent position & Direct Hiring by the clientYears of ExperienceMinimum 10+ years of hands-on technical and Architect experience on the Mainframe Platform as a whole (HW, SW, NW, OS and Security)Technical requirementsMainframe Data...

  • Mainframe Developer

    3 days ago

    Manila, National Capital Region, Philippines Seven Seven Global Services, Inc. Full time ₱900,000 - ₱1,200,000 per year

    We are seeking a skilled Mainframe Developer to join our team. The ideal candidate will have hands-on experience in COBOL, JCL, CICS, DB2, and SQL, with a strong understanding of mainframe systems and processes. You will be responsible for designing, developing, and maintaining mainframe applications to support critical business operations.Key...