Senior System Engineer - Shawnee, KS

Job Details Level: Experienced

Job Location:

Gabriel Defense - Shawnee, KS Position Type:
Full Time Education Level: Bachelor's Degree Salary Range: $85,000.00 - $ Salary

Travel Percentage :
Up to 25%
Job Shift: Varies Job Category:
Information Technology

The Senior System Engineer (SSE) is responsible for effective provisioning, installation/configuration, operation, and maintenance of systems hardware and software and related infrastructure. This individual participates in technical research and development to enable continuing innovation within the infrastructure. This individual ensures that system hardware, operating systems, software systems, and related procedures adhere to organizational values, enabling staff, volunteers, and Partners.

This individual will support MSP service delivery by helping plan, scope, implement, and transition technical solutions across multiple client environments. Responsibilities include assessing client needs, defining business and technical benefits, documenting standards, assisting with onboarding and migration efforts, and ensuring projects are delivered in a way that improves long-term supportability. The Senior Systems Engineer will work closely with internal service desk, project, and account management teams to move solutions from planning through implementation while maintaining clear communication, accurate PSA documentation, and alignment with client expectations and SLA requirements.

• Engineer solutions for various project and operational needs.
• Install new / rebuild existing servers and configure Servers, Desktop hardware, peripherals, services, settings, directories, storage, etc. in accordance with standards and project/operational requirements.
• Install and configure systems such as supports technology infrastructure applications or Asset Management applications.
• Develop and maintain installation and configuration procedures.
• Contribute to and maintain system standards.
• Research and recommend innovative, and where possible automated approaches for system administration tasks. Identify approaches that leverage our resources and provide economies of scale.
• Perform other duties and responsibilities as assigned by the General Manager

• Manage and support IT infrastructure across multiple client environments, maintaining consistent standards while adapting to each client's unique environment and requirements.
• Monitor client systems, networks, and endpoints using RMM (remote monitoring and management) tooling; respond to and resolve alerts within defined SLA windows.
• Document client environments, configurations, and changes in the PSA/ticketing system to maintain accurate, up-to-date records for the team.
• Perform onboarding of new MSP clients, including network assessments, infrastructure documentation, and migration of systems to managed standards.
• Coordinate with account managers and client stakeholders on project scoping, timelines, and technical recommendations.
• Escalate and collaborate with vendors (ISPs, hardware/software vendors, cloud providers) on behalf of clients to resolve complex issues.
• Contribute to and enforce standardized client environment baselines to improve supportability and reduce ticket volume across the client base.