Senior Systems Engineer

Location: North New Hyde Park

Our client, a leading healthcare network company, is hiring an Expert Intersystems Platform Administrator (Ensemble / Health Share / IRIS) on a contract basis.
Job # 84394

Work Location: New Hyde Park, NY
Work Model:
Remote
Department:
Integration Platform Team

Position Summary
We are seeking an Expert Intersystems Platform Administrator to ensure the stability, performance, and continuous availability of our Tier 1 Intersystems platforms, including Ensemble, Health Share (HIE), and IRIS. These platforms support mission-critical clinical and business operations, including enterprise integrations and the ongoing Epic conversion.
This senior-level role is responsible for high availability, data integrity, performance optimization, and operational support across a large, complex infrastructure of 130+ servers. The position plays a key role in platform modernization initiatives, cloud adoption, operating system migrations, and enterprise system integrations.

Key Responsibilities

• Participate in senior-level 24/7 on-call support rotation for Ensemble and HIE environments
• Manage, monitor, and support Intersystems infrastructure across 130+ servers
• Perform advanced troubleshooting, performance tuning, system health checks, and capacity planning
• Resolve hardware, software, OS, and application issues across Cache, Health Share, and IRIS platforms
• Oversee full lifecycle management across development, integration, QA, staging, and production environments
• Design, develop, and maintain Object Script-based automation, including ad hoc installer scripts and operational utilities
• Develop and maintain ZAUTHENTICATE routines to support secure authentication workflows
• Design, implement, and maintain role creation and security administration scripts, including Active Directory-integrated security roles
• Proactively monitor system alerts, reports, and platform performance metrics
• Manage and maintain multi-terabyte Cache and IRIS databases
• Install, configure, upgrade, and support Intersystems software components
• Lead and support migrations from AIX-based Ensemble to Linux-based IRIS environments
• Develop and maintain technical, operational, and procedural documentation
• Initiate and manage vendor support cases with Intersystems WRC
• Support activations, rollouts, go-live events, and environment testing
• Provide platform support for cloud-hosted solutions in Google Cloud Platform and Azure
• Participate in Scrum ceremonies and project meetings, providing status updates and risk escalation
• Promote team knowledge sharing, mentoring, and continuous learning
• Maintain clear, customer-focused communication aligned with business and clinical objectives

Required Skills and Qualifications

• 3+ years of Intersystems Cache, Health Share, and IRIS system administration experience
• 3+ years supporting mission-critical application environments with HA/DR architectures
• Strong proficiency in Object Script, including operational automation and installer scripting
• Hands-on experience developing ZAUTHENTICATE routines
• Expertise in Cache/IRIS security administration, including role creation and access control scripting
• Strong experience with change management and version control practices
• Excellent troubleshooting, communication, and customer-focused support skills
• Solid understanding of risk avoidance, fault tolerance, and mitigation strategies

Preferred Qualifications

• Experience supporting healthcare integration platforms and HIE environments
• Experience with large-scale server environments and enterprise migrations
• Familiarity with Epic integration environments
• Experience supporting cloud or hybrid infrastructure models

Pay Rate: $68/hr W2