Senior iSeries Administrator

Our purpose

Here at Datacom we connect people and technology in order to solve challenges, create opportunities and discover new possibilities for the communities we live in

Our Why 

Datacom works with organisations and communities across Australia and New Zealand to make a difference in people’s lives and help organisations use the power of tech to innovate and grow

About the Role (your why)

We are seeking a highly skilled and experienced Senior iSeries Administrator to join our Managed Operations team. This role is critical in ensuring the stability, performance, and security of our IBM i (AS/400, iSeries) environments across multiple client infrastructures. The ideal candidate will bring deep technical expertise, a proactive mindset, and a commitment to operational excellence in a managed services setting. Please note that on call is required in this role

What you’ll do

• System Administration & Maintenance
• Manage and maintain IBM iSeries systems including OS upgrades, PTF management, and system tuning
• Monitor system performance and availability, proactively identifying and resolving issues
• Perform regular backups, disaster recovery testing, and capacity planning
• Operational Support
• Provide Level 3 support for incidents and service requests related to iSeries environments
• Collaborate with service desk and infrastructure teams to ensure timely resolution of issues
• Participate in on-call rotation and support after-hours maintenance activities
• Security & Compliance
• Implement and maintain security controls, user access management, and audit compliance
• Ensure systems meet internal and external regulatory requirements (e.g., PCI-DSS, SOX)
• Automation & Optimization
• Develop and maintain CL programs, scripts, and automation tools to streamline operations
• Identify opportunities for process improvement and contribute to continuous service enhancement
• Client Engagement
• Act as a technical SME during client onboarding, migrations, and transformation projects
• Provide clear documentation and reporting to clients and internal stakeholders

What you’ll bring

Required experience:

• 7+ years of experience in IBM iSeries administration in a managed services or enterprise environment
• Strong knowledge of IBM i OS, hardware architecture, and system utilities
• Proficiency in CL programming, BRMS, and job scheduling tools (e.g., Robot, Control-M)
• Experience with high availability (HA) and disaster recovery solutions
• Familiarity with ITIL processes and service management tools (e.g., ServiceNow)
• Excellent troubleshooting, communication, and documentation skills

Nice to have:

• IBM Certified System Administrator – IBM i
• Experience with PowerHA, MIMIX, or other replication technologies
• Exposure to hybrid environments integrating iSeries with cloud or modern platforms
• Knowledge of compliance frameworks and audit practices

Why join us here at Datacom?

Datacom is one of Australia and New Zealand’s largest suppliers of Information Technology professional services. We have managed to maintain a dynamic, agile, small business feel that is often diluted in larger organisations of our size. It's our people that give Datacom its unique culture and energy that you can feel from the moment you meet with us.

We care about our people and provide a range of perks such as social events, chill-out spaces, remote working, flexi-hours and professional development courses to name a few. You’ll have the opportunity to learn, develop your career, connect and bring your true self to work. You will be recognised and valued for your contributions and be able to do your work in a collegial, flat-structured environment.

We operate at the forefront of technology to help Australia and New Zealand’s largest enterprise organisations explore possibilities and solve their greatest challenges, so you will never run out of interesting new challenges and opportunities.

We want Datacom to be an inclusive and welcoming workplace for everyone and take pride in the steps we have taken and continue to take to make our environment fun and friendly, and our people feel supported.