IBM OS Systems Administrator - Hybrid

Lennor Group; Mandaluyong; Hybrid; PHP 1,339,000 - 2,009,000; Full time

Job summary

PaxSigna is seeking an experienced IBM z/OS Systems Administrator to lead SME-level activities and manage mainframe environments. The role emphasizes stability, security, and efficient operations within a hybrid work setup in the Philippines. You will drive automation, capacity planning, and cross-team collaboration to meet project timelines.

Ideal candidates have strong troubleshooting skills, compliance know-how, and a collaborative mindset to mentor others and improve operational practices.

Qualifications

• At least 5 years of hands-on experience in IBM z/OS Systems Administration.
• Strong knowledge of IBM z/OS and mainframe operating systems.
• Experience in performance monitoring, tuning, and capacity planning.
• Familiarity with automation tools and scripting for mainframe tasks.
• Strong troubleshooting and problem-solving skills for complex issues.
• Proficiency in security management and regulatory compliance.
• Ability to collaborate across technical teams and provide SME input.

Responsibilities

• Serve as SME in IBM z/OS Systems Administration and lead team activities.
• Manage and support IBM z/OS mainframe environments for stability and security.
• Make technical decisions at team level and influence multi-team initiatives.
• Troubleshoot complex mainframe OS issues and implement fixes.
• Monitor performance, tune systems, and plan capacity for current and future needs.
• Implement automation and scripting to streamline admin tasks.
• Ensure security configurations meet policy standards and compliance.
• Coordinate across teams to meet milestones and objectives.
• Mentor teammates and share knowledge for growth and development.
• Identify risks and develop mitigation strategies to maintain reliability.

Skills

IBM z/OS Systems Administration

Mainframe knowledge

Performance tuning

Automation & scripting

Security & compliance

Team collaboration

Tools

Mainframe automation tools

Job description

Company Overview

Our client is an organization operating within the BPO Industry, focused on providing tech solutions. The company serves the North American, European, and APAC regions and is committed to delivering quality solutions, operational excellence, and sustainable business growth. Additional information about the organization will be shared with selected candidates at the appropriate stage of the recruitment process.

Location: BGC or Mandaluyong

Work Setup: Hybrid, 3 Days WFH and 2 Days Onsite

Compensation Flexibility: Open to negotiation for highly qualified candidates.

Key Responsibilities

• Serve as a subject matter expert (SME) in IBM z/OS Systems Administration, providing technical leadership and coordinating team activities to achieve project objectives.
• Manage and support IBM z/OS mainframe environments, ensuring system stability, availability, security, and operational efficiency.
• Make technical decisions at the team level and contribute to key decisions involving multiple teams.
• Troubleshoot and resolve complex mainframe operating system issues, identifying root causes and implementing effective solutions.
• Monitor system performance, perform performance tuning, and conduct capacity planning to support current and future operational requirements.
• Implement automation tools and scripting solutions to streamline system administration tasks and improve operational efficiency.
• Manage system security configurations and ensure compliance with applicable security policies, standards, and procedures.
• Facilitate communication and coordination across technical teams to ensure project milestones and operational objectives are achieved.
• Mentor and support team members through knowledge sharing, technical guidance, and professional development.
• Identify potential technical and operational risks and develop mitigation strategies to maintain system reliability, security, and project timelines.

Required Qualifications

• At least 5 years of hands-on experience in IBM z/OS Systems Administration.
• Strong knowledge of IBM z/OS, mainframe operating systems, and system management practices.
• Experience in system performance monitoring, performance tuning, and capacity planning.
• Familiarity with automation tools and scripting for mainframe system administration.
• Strong troubleshooting and problem-solving skills, with the ability to diagnose and resolve complex system issues.
• Proficiency in managing system security and maintaining compliance with relevant standards and organizational policies.
• Ability to work collaboratively across technical teams, contribute to technical decisions, and provide subject matter expertise.

Preferred Qualifications

• Experience improving mainframe operational efficiency through automation and process optimization.
• Experience supporting complex enterprise mainframe environments and coordinating technical activities across multiple teams.
• Experience mentoring technical personnel and documenting system administration procedures and solutions.
• Familiarity with risk management and operational controls in enterprise mainframe environments.

Required Skills & Technologies

• Mainframe Operating Systems: IBM z/OS.
• System Administration: Mainframe configuration, system management, operational support, and system availability.
• Performance & Capacity Management: Performance monitoring, system tuning, resource utilization, and capacity planning.
• Automation & Scripting: Administrative automation, scripting, and operational task optimization.
• Troubleshooting: Root cause analysis, incident resolution, and complex system problem-solving.
• Security & Compliance: Mainframe security administration, access controls, security policies, and compliance standards.
• Technical Leadership: SME responsibilities, technical decision-making, team coordination, mentoring, and knowledge sharing.
• Core Competencies: Analytical thinking, risk mitigation, communication, collaboration, and continuous improvement.

About Paxsigna

PaxSigna is a specialist talent solutions division of the Lennor Group focused on Technology, Semiconductor & Electronics, and Advanced Engineering. We partner with startups, growth-stage businesses, and multinational enterprises to connect exceptional talent with transformative opportunities across highly specialized markets.

EQUAL OPPORTUNITY STATEMENT

PaxSigna is committed to fostering an inclusive and equitable recruitment process. All qualified applicants will receive consideration based on their qualifications, experience, capabilities, and business requirements.

DATA PRIVACY NOTICE

By submitting your application, you acknowledge that your personal information may be collected, processed, stored, and shared with authorized stakeholders solely for recruitment-related purposes in accordance with applicable data privacy laws and regulations.

LEGAL NOTICE

PaxSigna is a specialist talent solutions division of the Lennor Group. Recruitment and talent acquisition services are facilitated through Lennor Metier Consulting Philippines, Inc., the group's duly registered operating entity in the Philippines.