IT Infrastructure Engineer III

Prometheus Real Estate Group • San Mateo, CA

76d • $144,000 - $171,000

About The Position

Our IT Team is looking for an IT Infrastructure Engineer III responsible for the architecture, strategic direction, and advanced troubleshooting of enterprise IT infrastructure. This role is not only deeply technical but also strategic, influencing roadmaps, budgets, and technology adoption. Infrastructure Strategy & Architecture - Architect enterprise-wide infrastructure solutions across data centers, networking, virtualization, storage, and Active Directory. Lead large-scale initiatives such as WAN redesign, VMware enterprise modernization, or enterprise SaaS adoption. You are a key contributor to setting infrastructure standards, roadmaps, and technical policies. You assist in building infrastructure resiliency, compliance, and modernization initiatives that align IT capabilities with long-term business objectives. Operations & Advanced Troubleshooting - Serve as an escalation point for critical infrastructure incidents by performing root cause analysis and design long-term remediations. Optimize enterprise-wide performance, availability, and monitoring, as well as ensuring seamless integration of infrastructure with business-critical applications. Training/Documentation – Establish and enforce infrastructure architecture documentation, system diagrams, and executive-level reporting. Mentor Engineers I & II by providing technical coaching and growth paths. Lead cross-functional trainings to ensure team understanding and infrastructures impact on the company.

Requirements

• Bachelor’s Degree in the field of Computer Science, technology, or a related area.
• Master’s degree preferred.
• 7+ years of progressive IT infrastructure experience.
• Expertise in Windows Server architecture, Active Directory Forest/domain design, GPO strategy.
• Senior-level experience with enterprise networking.
• Advanced design and optimization of VMware clusters and enterprise storage platforms.
• Experience in leading large-scale migrations, data center modernization, or multi-site infrastructure rollouts.
• Advanced certifications such as VMware VCIX/VCDX, Cisco CCIE, Microsoft Expert-level certifications, CISSP preferred.

Responsibilities

• Architect enterprise-wide infrastructure solutions across data centers, networking, virtualization, storage, and Active Directory.
• Lead large-scale initiatives such as WAN redesign, VMware enterprise modernization, or enterprise SaaS adoption.
• Contribute to setting infrastructure standards, roadmaps, and technical policies.
• Assist in building infrastructure resiliency, compliance, and modernization initiatives.
• Serve as an escalation point for critical infrastructure incidents.
• Perform root cause analysis and design long-term remediations.
• Optimize enterprise-wide performance, availability, and monitoring.
• Ensure seamless integration of infrastructure with business-critical applications.
• Establish and enforce infrastructure architecture documentation and system diagrams.
• Mentor Engineers I & II and provide technical coaching.
• Lead cross-functional trainings.

Benefits

• Fully Paid Benefits Including Eligible Dependents (100% of healthcare, vision, and dental insurance premiums for all Prometheans and their families)
• Life insurance; Accidental Death & Dismemberment Insurance; Long Term Disability
• Behavioral Health Program Accessible 24/7
• Tax-Free Flexible Spending Accounts
• 401(K) Retirement Plan with Employer Matching
• Recognition & Rewards Program (Torch)
• Vacation: 10 days per year with accrual increasing over time
• Anniversary Vacation Bank Granted at Tenure Milestones
• Sick Leave: 9 days per year
• 12 paid holidays, including your birthday!
• Paid Volunteer Time
• Housing discounts
• Educational Assistance, Tuition Reimbursement, Loan Repayment, and Scholarship Awards
• Referral Bonus
• Hybrid Work Schedule

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: Bachelor's degree
• Number of Employees: 501-1,000 employees