Senior IT Systems Engineer
Careaccess · USA Remote
About this role
**About Care Access** Care Access is working to make the future of health better for all. With hundreds of research locations, mobile clinics, and clinicians across the globe, we bring world-class research and health services directly to communities that often face barriers to care. **How This Role Makes a Difference** As a **Senior IT Systems Engineer**, you will lead the design, implementation, and continuous optimization of our core enterprise infrastructure, cloud services, and endpoint management systems. You’ll drive operational excellence through automation, proactively harden system security, and lead technical response and root-cause analysis for critical service incidents. You’ll also mentor junior administrators, maintain high-quality technical documentation, and collaborate cross-functionally on strategic initiatives and platform migrations. --- ## How You’ll Make an Impact - **Design & implement core infrastructure and systems:** Research, design, deploy, and improve enterprise systems (identity, M365, endpoint management, cloud services). Lead upgrades, migrations, and new platform rollouts with clear standards and documentation. - **Reliability, monitoring, and incident escalation:** Own operational excellence for critical services—monitoring/alerting, incident response, root-cause analysis, and permanent fixes. Improve uptime, performance, and security posture through automation and hardening. - **Security, compliance, and vendor/partner collaboration:** Partner with Security and Compliance to implement controls (least privilege, patching, logging, access reviews). Manage vendor escalations, evaluate tools, and ensure systems meet internal standards and audit requirements. - **Mentor and build knowledge:** Mentor junior system admins and build a robust knowledge base for new hires and self-service guides for end users. - **Other responsibilities:** - Maintain and continuously improve technical documentation (runbooks, SOPs, architecture diagrams, CMDB/service catalog entries) - Participate in on-call rotation; support escalations; contribute to postmortems and track corrective actions to completion - Contribute to tool evaluations and proof-of-concepts; recommend standards and drive adoption (MDM, EDR, IAM, backup, monitoring) - Help implement and test business continuity/disaster recovery runbooks (backup verification, restore tests, DR exercises) - Participate in cross-functional projects (e.g., M&A integrations, system migrations, data center/cloud transitions) --- ## The Expertise Required - Strong knowledge of enterprise infrastructure: identity/IAM, M365, endpoint management, networking fundamentals, and directory services - Working knowledge of cloud platforms (**Azure and/or AWS**): core services, IAM, networking, logging, and cost/guardrail concepts - Understanding of security best practices: MFA/conditional access, least privilege, hardening, patch/vulnerability management, and audit logging - Familiarity with IT service management concepts: incident/problem/change management, SLAs, and operational metrics - Knowledge of automation patterns and configuration management concepts (IaC mindset, repeatability, drift prevention) - Ability to design and implement scalable, secure systems end-to-end (requirements → architecture → rollout → runbooks) - Strong troubleshooting skills across endpoints, identity/auth, networking, and SaaS/cloud dependencies (root-cause oriented) - Proficiency in scripting/au
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