Jobs at Ensono

Provide 24x7 AMS Level 3 support and development for mission-critical mainframe applications. Troubleshoot P1-P4 incidents, perform RCA, manage DB2/IMS/VSAM, lead COBOL upgrades, implement DevOps on Z CI/CD, enforce quality gates, mentor engineers, and maintain knowledge management for steady-state delivery.

Implement and maintain SRE practices: build and manage IaC and CI/CD, monitoring, troubleshooting and incident leadership, reduce toil, improve change/service processes, manage security risks, engage clients and third parties, and provide 24/7 on-call rotational support.

Work on legacy modernization projects migrating applications to modern platforms using Java or C#. Develop and improve Java/C# libraries, create and run tests, debug and fix issues, coordinate solutions with the team, implement process improvements, and mentor junior colleagues to deliver quality client outcomes on schedule.

The Senior DevOps Engineer role focuses on supporting Azure PaaS environments, networking configurations, incident management, and ensuring operational standards, while mentoring junior staff and contributing to continuous improvement initiatives.

Lead GCP cloud transformation engagements from scoping through implementation and migration. Design solutions, deploy and optimize GCP environments, mentor teams, define governance and best practices, and support internal capability and product development.

Lead mainframe solution architecture and presales for modernization initiatives. Design z/OS-based architectures, advise C-level clients, respond to RFPs, run workshops/POCs, mentor architects, and produce documented roadmaps integrating security, scalability, DevOps, and hybrid cloud.

The Expert Solution Architect leads the solution development process by collaborating with sales and consulting teams, creating technical solutions, and managing client engagements for major IT transformation deals.

Design and deliver enterprise application migration strategies: discovery, dependency mapping, wave planning, and execution guidance. Provide architecture for migrating complex workloads to public/private cloud (Azure, AWS), document decisions and risks, mentor junior architects, evaluate automation and AI tools for planning, and collaborate with stakeholders to ensure security, compliance, and operational alignment.

Provide senior-level mainframe hardware system programming and support for z/OS environments: configure HCD/IOCP, support Tape/DASD/CPU hardware, lead migrations and DR efforts, troubleshoot hardware/OEM issues, maintain documentation, and support 24x7 client operations across data centers.

Design, build, and operate cloud infrastructure (primarily GCP, some AWS) using Terraform IaC. Manage Kubernetes (GKE/EKS), CI/CD pipelines, automation (Ansible, SaltStack), monitoring (Datadog, Splunk), scripting (Python/Bash), and enforce cloud security and compliance while supporting production and incident response.

Lead enterprise-wide application migration and integration programs: engage C-level stakeholders, develop business cases, design target-state architectures, coordinate cross-functional teams, and oversee assessment, planning, execution and governance to achieve transformation and migration outcomes.

Lead support, maintenance, and enhancement of mainframe applications. Design and develop using COBOL/CICS/IMS/DB2/MQ/VSAM and Netron Frame, troubleshoot complex issues, perform performance tuning, manage incidents/changes via ticketing systems, produce technical documentation, and mentor junior engineers in a 24/7 rotational support environment.

Provide advanced mainframe storage administration and support (DASD, tape, virtual tape), perform migrations, backups, DR planning and recoveries, run performance diagnostics, customize ISV storage products, and deliver 24x7 customer support during migrations and incidents.

Lead design and delivery of secure, scalable Azure cloud platforms and modernization initiatives. Drive architecture, landing zones, platform engineering, IaC/CI-CD automation, DevSecOps, cost optimization, mentor teams, run workshops, and support pre-sales and client advisory.

The role involves managing cloud operations primarily on GCP, leading teams, optimizing cloud services, handling service requests, automation, and engaging stakeholders to drive projects.

Provide 24x7 CICS Transaction Server system programming, administration, tuning, migrations, disaster recovery support, and problem resolution for mainframe clients. Work with vendors, follow ITSM change control, document incidents, and support customer transitions and DR activities.

Senior L3 Systems Engineer with 10+ years supporting Windows Server environments. Troubleshoot AD (FSMO, trusts, replication, GPO), DNS, DHCP, clustering, patching, hardware/RAID, backups, certificates/IIS, and Azure/Azure AD Connect. Perform migrations (AD, DHCP, file/print), RCA for P1/P2 incidents, liaise with US/EU customers, escalate to lower tiers, and participate in change implementations. Works ITIL processes and 24x7 rotation shifts.

Lead engineer for client AWS deployments: install, configure, and manage OS and AWS services; automate scalable environments using IaC and config management; troubleshoot complex issues; provide 24x7 fourth-line on-call support; mentor teammates and support pre-sales architects.

Design, develop, and optimize enterprise ServiceNow solutions including Service Catalog, ITSM and CSM modules. Build catalog items, workflows, Flow Designer automations, integrations (REST/APIs), and platform customizations (Business Rules, Script Includes, Client Scripts, UI Builder). Collaborate across teams for design, UAT, deployment, and post-production support; follow CMDB-driven and automation-first design patterns.

The Manager will oversee the installation and management of mainframe systems, coordinate IT teams, manage projects, conduct performance reviews, and ensure continuous team training.