Mainframe Engineer - IBM

Kavaliro is looking for a Mainframe Engineer to join our Jacksonville-based client’s team. This position will focus on implementing and managing IBM mainframe server hardware and software for on-premises environments. Additionally, the role will ensure the reliability and availability of production, non-production, and disaster recovery mainframe systems critical to business operations.Essential Responsibilities

• Install, maintain, and upgrade system software and ISV software. Manage and support virtual tape backup systems and libraries. Provide troubleshooting, training, and technical support across the organization.
• Address escalated issues from other support tiers, ensuring courteous and effective communication with users.
• Serve as a subject matter expert, handling the most complex issues. Mentor and coach less experienced associates and provide backup support for management when needed.
• Oversee the configuration and readiness of the disaster recovery mainframe site, including immutable storage systems. Participate in and execute disaster recovery exercises.
• Ensure compliance with server, network, security, and engineering standards. Stay informed on emerging industry trends and best practices.

Required Knowledge, Skills & Abilities

• Extensive expertise in IBM z/OS mainframe and related tools, including LPAR configuration, MQ Series, DB2, COBOL, JCL, VSAM, CICS, and mainframe ISV software.
• Proficiency with IBM file structures (HFS, ZFS, PDS), TSO, and DFSMS.
• Experience with IBM DS89xx disk subsystems, including daily operations, replication, flash copies, and immutable staging using tools like Copy Services Manager (CSM).
• Strong understanding of networking technologies relevant to the mainframe, such as Ethernet and FICON.
• Experience with z/OS virtualization, including zLinux installation and maintenance.
• Knowledge of backup solutions and strategies.
• Excellent communication, organizational, time management, and prioritization skills.
• Ability to develop, teach, and mentor team members.
• Capability to convey technical expertise to management and stakeholders effectively.

Preferred Knowledge, Skills & Abilities

• Experience with virtual tape systems, including Luminex.
• Knowledge of AIX operating systems.
• Familiarity with LAN/WAN, Firewall, and VPN technologies.
• Experience working with storage area networks.
• In-depth knowledge of business continuity and disaster recovery strategies.
• Strong ability to thrive in fast-paced and dynamic environments while meeting goals and deadlines.

Qualifications Education

• Bachelor’s Degree in Computer Science or a related field.

Experience

• Minimum 8+ years of relevant experience.
• Supervisory experience preferred.

Language Requirement

• Proficiency in English.

Kavaliro provides Equal Employment Opportunities to all employees and applicants. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. Kavaliro is committed to the full inclusion of all qualified individuals. In keeping with our commitment, Kavaliro will take the steps to assure that people with disabilities are provided reasonable accommodations. Accordingly, if reasonable accommodation is required to fully participate in the job application or interview process, to perform the essential functions of the position, and/or to receive all other benefits and privileges of employment, please respond to this posting to connect with a company representative.