IT Senior Infrastructure - NW th street miami, Florida, United States
3 days ago
Job description
Description
Join Our Team as a Senior IT Infrastructure Specialist in Miami
The Senior Infrastructure / Systems Manager is responsible for the design, reliability, security, and scalability of the company's IT infrastructure and core systems. This role provides technical leadership and operational ownership across on-prem, cloud, networking, identity, and enterprise platforms while managing internal staff and external partners.
This position is both hands-on and strategic, ensuring day-to-day stability while driving long-term infrastructure modernization.
Key Responsibilities
- Own and manage enterprise infrastructure including:
- Servers (physical & virtual
- Storage and backups
- Networking (LAN/WAN/Wi-Fi, firewalls, VPNs)
- Cloud platforms (Azure, AWS, or similar)
- Identity & access management (AD, Entra ID / Azure AD, SSO, MFA)
- Ensure high availability, performance, and disaster recovery across all systems
- Lead capacity planning, system upgrades, and lifecycle management
- Define and maintain infrastructure standards, documentation, and best practices
- Support audits and compliance initiatives (SOC, SOX, PCI, HIPAA, etc. as applicable)
- Own incident response for infrastructure-related outages or security events
- Oversee monitoring, alerting, and uptime SLAs
- Lead root-cause analysis for incidents and outages
- Improve automation using scripting and infrastructure-as-code where appropriate
- Manage backup, recovery testing, and business continuity planning
- Develop and execute the infrastructure roadmap
- Drive cloud adoption / hybrid strategies where appropriate
- Evaluate new technologies and make build vs. buy recommendations
- Align infrastructure strategy with business growth and application needs
- Lead, mentor, and develop infrastructure and systems engineers
- Manage MSPs, cloud providers, telcos, and hardware/software vendors
- Own infrastructure budgets, licensing, and cost optimization
- Communicate risks, roadmaps, and system health to executive leadership
Required Qualifications
- 5+ years of experience in IT infrastructure / systems engineering
- 3+ years in a senior or managerial role
- Strong experience with:
- Windows Server, Linux (preferred)
- Virtualization (VMware, Hyper-V, or similar)
- Networking fundamentals (routing, switching, firewalls)
- Cloud infrastructure (Azure, AWS, or GCP)
- Experience with:
- Hybrid cloud environments
- Automation / scripting (PowerShell, Bash, Python)
- Security or cloud certifications (Azure, AWS, CISSP, CCNP, etc.)
- Experience supporting ERP, data platforms, or large enterprise applications
Work Environment
The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
Frequent walking, kneeling, standing, squatting, bending, reaching overhead, and lifting 25-50lbs.
Benefits
- Medical/Dental/Vision/Disability Insurance
- PTO
- Holiday Pay
- Floating Holidays
- 401(k)
Mr. Greens is proud to be an Equal Opportunity and Affirmative Action employer and considers qualified applicants without regard to race, color, creed, religion, ancestry, national origin, sex, sexual orientation, gender identity, age, disability, veteran status, or any other protected factor under federal, state or local law.
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