Senior Systems Administrator - Lotus Notes​/HCL​/Domino and M365

Senior Systems Administrator - Lotus Notes / HCL / Domino and M365

Job Category
:
Engineering & Infrastruct

Requisition Number
: M365 E002399

• Posted :
  February 13, 2026
• Full-Time
• Remote

Showing 1 location

HQ, Indianapolis, IN
4400 W 96th St
Indianapolis, IN 46268, USA

• Implement, support, and maintain HCL / Lotus Notes, M365 and other messaging platforms
• Monitor system health and performance, investigate alerts, and respond to incidents to restore service availability in accordance with established procedures and service-level objectives
• Perform system provisioning, configuration, patching, and maintenance activities in cloud and hybrid environments
• Participate in change management processes, including planning, execution, validation, and documentation of infrastructure changes
• Troubleshoot complex technical issues across cloud, server, storage, and network components, escalating as appropriate.
• Responsible for managing and resolving service requests and incidents in accordance with established procedures and service-level objectives
• Develop and maintain automation, scripts, and infrastructure-as-code to improve reliability, consistency, and operational efficiency
• Maintain accurate technical documentation, diagrams, and runbooks to support operational processes.
• Collaborate with cross-functional teams, vendors, and service providers to resolve issues and support platform improvements.
• Implement and follow security best practices, including access controls, patch management, and configuration standards.
• Support disaster recovery, backup, and resiliency initiatives to ensure business continuity.
• Contribute to continuous improvement efforts by identifying opportunities to reduce incidents, improve performance, and modernize infrastructure platforms.
• Comply with organizational policies, standards, and regulatory requirements.
• Other duties as assigned.

Required Education, Knowledge, and

Experience:

• Associate degree or equivalent education and experience in cloud and infrastructure services
• 7+ years of total IT experience
• 3+ years in the HCL Notes / Lotus Notes / Domino platform troubleshooting and administration experience
• 3+ years in M365 and other messaging platforms
• Experience with server hardware and managing physical servers and appliances in a data center environment
• Working knowledge of cloud platforms (Azure preferred, AWS, and/or GCP), including core services such as compute, storage, networking, and identity management
• Strong understanding of Windows and/or Linux server operating systems, including system configuration, performance monitoring, and troubleshooting
• Strong understanding of virtualization concepts, including hypervisors, virtual networking, and storage abstraction
• Knowledge of networking fundamentals, including TCP/IP, DNS, DHCP, routing, firewalls, and load balancing concepts
• Familiarity with identity and access management (IAM) concepts, including directory services, authentication, authorization, and role-based access control
• Understanding of infrastructure security best practices, including patch management, least privilege access, and secure configuration standards
• Knowledge of monitoring, logging, and alerting concepts and tools used to support system reliability and incident response
• Awareness of backup, disaster recovery, and business continuity concepts in cloud and hybrid environments
• Familiarity with automation and scripting concepts, including Infrastructure as Code and configuration management principles

Abilities &

Skills:

• Ability to adapt to a changing technical environment
• Ability to coach other members of team in their area of expertise
• Ability to communicate clearly with all team members and end-users
• Ability to work with a sense of urgency
• Customer-facing presentation and consulting skills
• Ability to have face-to-face customer engagement skills
• Excellent written, oral and presentation skills
• Ability to explain technical procedures in business terms
• Able to solve complex technical problems through sound and methodical troubleshooting

Physical, Mental Requirements and Work Environment:

• Must be available in an on-call capacity, when needed outside of typical business hours
• Must be able to view computer monitor for up to 100% of work shift
• Must be able to use keyboard for up to 100% of work shift
• Must be able to work in a fast-paced work environment

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
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