Senior System Engineer

Our close client is a global multi-billion dollar investment firm built around world‑class talent, cutting‑edge technology and endless growth opportunity. For over 30 years, their financial services have consistently delivered exceptional results to leading investors worldwide.

With offices in Chicago, New York City, Miami, London, Hong Kong and over 2,000 employees they are in search of a new full‑time End User Support Engineer.

This Senior System Engineer provides technical support and administration for internal end‑user software, hardware, and connectivity. We seek a proactive, motivated technical expert who can operate independently and collaboratively within a broader global team.

Given the fast paced trading environment and sensitive nature of the financial services industry, this is an onsite role downtown Miami.

Free catered breakfast, lunch, & snacks

Career progression & high visibility

Company name recognition

• Identify, triage, diagnose, and resolve complex, time sensitive technical issues with a strong sense of urgency
• Provide white glove, high touch support to end users, including traders and senior executives (tickets, email, & phone)
• Deliver high availability technical support in a fast‑paced hedge fund trading environment, ensuring zero downtime through rapid incident response, proactive monitoring, and real‑time troubleshooting of critical systems
• Escalate incidents as needed and coordinate with internal IT teams & third‑party vendors to drive timely resolution
• Partner with distributed teams on asset management, large‑scale moves, and complex hardware deployments
• Lead incident response and escalation for firm‑wide technology issues, maintaining detailed documentation to support proactive problem management
• Troubleshoot a wide range of technical issues across hardware, software, user accounts, trading systems, operating systems, and mobile devices

• Bachelor’s degree (BS/BA) and/or 5+ years of relevant technical support experience preferred
• Proven experience delivering white‑glove support to senior leadership and VIP users in high availability environments with a zero‑downtime mindset
• Strong expertise troubleshooting desktop hardware, peripherals, and printers
• Extensive experience with Microsoft Intune, including device enrollment, configuration profiles, compliance policies, application deployment, and endpoint security across Windows, macOS, and mobile (iOS/Android) environments
• Deep understanding of mobility and remote access technologies, including Windows laptops, MDM solutions, MFA, VPN, and remote connectivity
• Advanced troubleshooting skills across Microsoft Office applications (Outlook, Excel, Word, PowerPoint, One Note, and add‑ins)
• Strong knowledge of Azure AD (Entra ), DNS, DHCP, Microsoft Exchange, and TCP/IP networking
• Experience supporting VDI and/or Citrix environments
• Strong troubleshooting capabilities with collaboration tools, messaging platforms, video conferencing systems, AV technology, and conference room equipment
• Demonstrated professionalism with exceptional customer service skills, including responsiveness, attention to detail, composure, and follow‑through

MMD Services Inc. is an equal opportunity employer. All applicants are considered for all positions without regard to race, religion, color, sex, gender, sexual orientation, pregnancy, age, national origin, ancestry, physical/mental disability, medical condition, military/veteran status, genetic information, marital status, ethnicity, alienage or any other protected classification, in accordance with applicable federal, state, and local laws.