Senior IT Systems Engineer

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.we are dedicated to ensuring that every person has the opportunity to understand their health, access the care they need,
and contribute to the medical breakthroughs of tomorrow.

with programs like future of medicine, which makes advanced health screenings and research opportunities accessible to communities worldwide, and difference makers, which supports local leaders to expand their community health and wellbeing efforts, we put people at the heart of medical progress. Through partnerships, technology, and perseverance, we are reimagining how clinical research and health services reach the world. Together, we are building a future of health that is better and more accessible for all.

the senior it systems engineer will lead the design, implementation, and continuous optimization of our core enterprise infrastructure, cloud services, and endpoint management systems. In this role, you will champion operational excellence by driving automation, proactively hardening system security, and leading the technical response and root‑cause analysis for critical service incidents. Additionally, you will foster a culture of continuous learning by mentoring junior administrators, maintaining high-quality technical documentation, and collaborating cross‑functionally on strategic business initiatives and platform migrations.

• 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 junior system admins and build a robust knowledge base for new hires to the it team 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 and provide escalation support; contribute to incident 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).

• 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.
• knowle…