
Senior/Principal Mainframe engineer
Job Description
Posted on: May 29, 2026
One of our Federal government clients seeking to engage multiple Senior/Principal Mainframe engineer in all states in Australia.Role: Senior/Principal Mainframe Engineer - (EL1 Level)Location of work: All StatesLength of contract: 12 monthsContract extensions: 24 months extension (02 extensions of 12 months each)Security clearance: Must be holding Baseline security clearanceKey duties and responsibilities
The Specified Personnel will be responsible for providing the following deliverables including but not limited to:
- Undertaking strategic planning, mapping and modelling development;
- Developing high level and detailed technical designs in support of system requirements;
- Independently develop and construct implementations aligned with established and approved standards and patterns;
- Managing multiple tasks with competing priorities and deadlines;
- Providing time estimates for the development of solution options;
- Performing troubleshooting of incidents or problems reported in the production environment and implementing timely resolutions;
- Providing technical support for System Integration and User Acceptance Testing of business applications;
- Providing support during production implementation of large or complex releases as and when needed;
- Following coding standards, best practices and processes as outlined within the team/section or Department as a whole;
- Performing technical verification tests for relevant services and upgrades provided by other teams/sections;
- Performing peer review of technical design and developed code, aligned with established processes, patterns, coding standards and business requirements;
- Providing defect management including:
- Triage of defects to determine priorities and defect fix implementation; and
- Analysis and identification of the root causes contributing to incidents and problems; and
- Undertake reviews of work procedures and practices.
- Identifying opportunities for streamlining processes and optimising efficiency;
- Understanding previous platform and application development activities;
- Transferring platform and application knowledge/expertise to other developers;
- Collaborating with other software developers, business analysts, software architects and IT professionals to implement Microsoft Dynamics CRM solutions;
- Developing and maintaining a platform roadmap in conjunction with other areas in the department;
- Customising the system to meet the business needs of the department;
- Integrating existing systems and services into the CRM architecture; and
- Assisting with deployment and provisioning activities.
Specified Personnel will be expected to transfer skills and knowledge to departmental staff and ensure appropriate documentation is stored in accordance with the Department’s recordkeeping policy and practices.
Specified Personnel will be responsible for producing the following deliverables, including but not limited to:
- Technical Specifications;
- Technical design and matrix;
- Architectural documents;
- System Design Specifications;
- Work flows, events and sequence diagrams;
- Environment Context Definitions;
- Deployment plans.
Technical skills
Significant experience in one or more of the following streams: • IBM Z\OS mainframe, using a variety of mainframe programming languages and application development suites including but not limited to Z\OS, JCL, CICS, COBOL, DB2 and REXX • Gen (Broadcom) – previously CA:Gen, AllFusion Gen, CoolGen, IEF • IET GuardIEn and model management Preferred experience with • Azure DevOps (Boards, Repos, Pipelines)
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