Senior Systems Engineer; Client Computing Platforms

Position: Senior Systems Engineer (Client Computing Platforms)
On behalf of our international client, Sunbytes is hiring a Remote  Senior Systems Engineer (Client Computing Platforms - Application Packaging & Delivery Services)  to join their  Global IT Infrastructure Services  team.
Our client is a global enterprise operating across  enterprise, retail, distribution, and manufacturing  business segments, running a modern client computing environment that spans  Windows and macOS endpoints, iOS and Android mobile devices, and Windows virtual desktops  .
In this role, you will be a  hands-on subject matter expert  in modern client computing and  enterprise application packaging and delivery at global scale  . You will own the design, standards, packaging, configuration, and ongoing support of all client and mobile application packages, working closely with End User Services, application, information security, and infrastructure teams, as well as vendors and managed service providers.

Key Responsibilities   Application Packaging & Delivery:
Research, engineer, package, and deploy client applications across Windows 10/11, Microsoft 365, macOS, and mobile OS (iOS & Android), integrated with the Microsoft Intune stack, including patching, OS builds/upgrades, release and change management, compliance, and system refreshes.
Day-to-Day Operations:
Perform and supervise, together with service vendors, the administration of client computing systems: monitoring, troubleshooting application packaging and deployment issues, system tuning, and capacity management.
Testing & Quality:
Run automated test execution across infrastructure, security, network, systems, applications, hardware, and software to identify bugs and quality issues.
Incident & Change Management:
Participate in troubleshooting, incident response, change control, and testing/validation of infrastructure changes across the client computing and distributed environment, including an off-hours on-call rotation.
Vendor & MSP Oversight:
Guide contractors and managed service providers performing 24x7 monitoring and alerting, log analysis, approved change execution, OS upgrades, security vulnerability patching, and support ticket resolution.
Architecture, Standards & Strategy:
Act as the lead technical resource for client and mobile application packaging and delivery across multiple parallel projects and global IT initiatives. Provide oversight during design, build, test, and operational phases, peer review technical designs against global IT standards, and research and propose new client computing technologies.
Design & Documentation:
Participate in cloud and on-prem design sessions, prototypes, and process designs. Maintain architecture standards, SOPs, specifications, technical diagrams, and test scripts.
Stakeholder Communication:
Build strong relationships with users, global IT infrastructure, application, and security teams, and external vendors, and provide regular updates to IT management and leadership on projects and initiatives.
Requirements   Technical Skills
10+ years  of enterprise IT experience in large-scale global IT operations, covering design, implementation, migrations, transformations, and deployment rollouts, plus platform architecture, service management, and IT governance.
10+ years  of progressive experience in  at least 4  of the following areas:
Automation and scripting of desktop and mobile application packaging and delivery for Windows, macOS, iOS/Android, and  Azure Virtual Desktop (AVD)  , Office 365, via  Intune  and an enterprise app store
End User Computing:
Microsoft 365, Microsoft Collaboration,  Hybrid Azure AD  , security administration, Apple enterprise technologies, servers, and networking
Modern client OS and platforms:
Windows, macOS, Linux, Thin-Client OS, iOS/Android, Intune, Azure,  Defender  ,  Citrix  and Azure Virtual Desktops/Applications
Virtual and hosted desktops/applications, security hardening and patching, App-Stores, Azure Remote App (  FSLogix  preferred)
Enterprise MDM/MAM and endpoint management:  Intune, SOTI, 10

ZiG, Jamf, Beyond Trust EPM, and Remote Support (Bomgar)
Enterprise client hardware build and deployment:
Dell, Apple, HP, Lenovo, 10

ZiG, thin clients, Zebra mobile devices, and printing
5+ years  with Infrastructure-as-Code and Configuration-as-Code for on-prem and  Azure IaaS/PaaS  (virtual networks, VMs, data services)
5+ years  with Agile and CI/CD tools such as  Azure Dev Ops, Pipelines, Git, Puppet, Chef, or Ansible
5+ years  scripting and automating infrastructure and cloud…