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DMI · 1 day ago

Mainframe Engineer

United States

Full-time

Remote

Senior Level

6+ years exp

DMI is a leading provider of digital services and technology solutions, headquartered in Tysons Corner, VA. They are seeking a highly experienced Mainframe Systems Engineer to lead technical support and management for IBM z/OS mainframe-based solutions, requiring deep understanding of mainframe operations and system integration.

Cyber SecurityEnterprise SoftwareInformation TechnologySoftware

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Provide senior-level technical support for IBM z/OS mainframe systems, including installation, implementation, administration, and maintenance

Perform problem determination and resolution, including system dump analysis and root cause identification for outages and system issues

Collaborate with team members and vendors to capture and analyze system dumps, apply system fixes and patches, and coordinate testing and roll-out of new system versions

Install, maintain, and customize operating systems and third-party ISV system software

Configure, debug, and maintain TCPIP and VTAM subsystem configurations

Prepare and install system software, adhering to vendor and site-specific installation protocols

Participate in the installation, implementation, and performance testing of IBM z/OS Parallel Sysplex systems, including shared and cluster queues

Manage LPAR environments and ensure the reliability and integrity of large-scale systems

Work closely with technical teams, internal stakeholders, and vendor support to ensure seamless roll-out of new systems and solutions

Effectively communicate technical issues and solutions with staff, customers, and other IT personnel at all levels

Qualification

IBM z/OSTCPIP configurationVTAM configurationZ/OSMFSMP/ETSO/ISPFSDSF/ISPFAnalytical skillsCommunication skillsProblem-solving

Required

BA/BS in Computer Science, Engineering, or an equivalent combination of education or experience

Six or more years of experience in mainframe operations management, including TCPIP and VTAM configuration and debugging

Advanced knowledge of z/OSMF, AT-TLS rules, IPSEC policies, SMP/E, TSO/ISPF, SDSF/ISPF, and LPAR management

Strong understanding of standard systems integration tools and practices

Strong analytical skills with the ability to troubleshoot and resolve complex issues

Excellent written and oral communication skills, with the ability to convey technical concepts to various audiences

Successful completion of a Public Trust background investigation and/or a Public Trust clearance

Must be a U.S. Citizen

Preferred

Experience in a financial services environment

Benefits

Convenience/Concierge – Virtual health visits, commuter perks, pet insurance, and entertainment discounts that make life easier.

Development – Annual performance reviews, tuition assistance, and internal career growth opportunities to help you thrive.

Financial – Generous 401(k) matches, life and disability insurance, and financial wellness tools to support your future.

Recognition – Annual awards, service anniversaries, referral bonuses, and peer-to-peer shoutouts that spotlight your achievements.

Wellness – Healthcare coverage, wellness programs, flu shots, and biometric screenings to support your health.

Company

DMI

DMI is a leading provider of digital services and technology solutions with a focus on end-to-end managed services, including managed mobility, cloud, cybersecurity, network operations, and application development.

Founded in 2002

Bethesda, Maryland, USA

1001-5000 employees