Senior Data Center & Cloud Networking Engineer (Technology Specialist III) - Digital and Technology Partners - Network Services - Hybrid/Onsite

We are seeking a highly experienced Senior Data Center & Cloud Networking Engineer to join our team in a hybrid capacity (3 days onsite / 2 days remote) at Mount Sinai Health System. This role requires a subject matter expert with deep expertise in modern data center architectures and cloud connectivity, responsible for designing, implementing, and operating scalable, secure, and high-performance hybrid network environments.

The ideal candidate will lead initiatives across data center networking, VXLAN/EVPN fabrics, and cloud on-ramp solutions (e.g., Equinix, Azure, AWS, OCI) while ensuring operational excellence across the enterprise.

Lead the architecture, design, and deployment of next-generation data center networks based on Cisco Nexus (NX-OS), VXLAN/EVPN fabrics, and spine-leaf designs

Design and implement hybrid cloud connectivity solutions, including: Azure ExpressRoute

AWS Direct Connect

OCI FastConnect

Colocation/on-ramp providers such as Equinix Fabric

Own and optimize Layer 2/Layer 3 protocols, including BGP (underlay/overlay), multicast, and advanced routing strategies

Serve as the SME for Nexus platforms, including Nexus 9K, Fabric Extenders (FEX), and data center switching architectures

Architect secure, resilient, and scalable connectivity between on-prem data centers, colocation sites, and public cloud environments

Develop and maintain network design documentation, diagrams, standards, and runbooks

Lead troubleshooting of complex, multi-domain network issues, including hybrid cloud and data center fabrics

Drive network automation and operational efficiency initiatives where applicable

Partner with cloud, security, and infrastructure teams to deliver integrated solutions

Evaluate emerging technologies and recommend enhancements aligned with business and architectural strategy

Mentor junior engineers and provide technical leadership across the networking domain

Bachelors degree in a technical discipline; Masters degree preferred .

8 years minimum experience (higher preferred), 12 years of related experience, including a demonstrated ability in technology area. In-depth knowledge of associated technology areas that could impact area of responsibility; healthcare technology experience preferred.

Strongly Preferred Qualifications:

10 - 15+ years of experience in enterprise networking, with strong focus on data center and cloud networking

Deep expertise with: Cisco Nexus (NX-OS) platforms

VXLAN/EVPN architectures (design, deployment, troubleshooting)

Spine-leaf data center designs

Proven experience with cloud networking and private connectivity, including: Azure ExpressRoute

AWS Direct Connect

OCI FastConnect

Equinix or similar cloud exchange/on-ramp solutions

Advanced knowledge of routing and switching protocols (BGP, multicast, STP, etc.) in large-scale environments

Strong experience designing and supporting hybrid and multi-cloud network architectures

Demonstrated ability to troubleshoot complex, cross-platform network issues

Other Preferred Qualifications

Cisco certifications such as CCNP, CCIE (Data Center or Enterprise), or equivalent

Experience with network automation tools (Python, Ansible, Terraform, Catalyst Center)

Exposure to security architectures (segmentation, zero trust, microsegmentation)

Experience in large-scale enterprise or healthcare environments

Key Competencies

Strong leadership and technical mentoring skills

Excellent communication and cross-functional collaboration abilities

Strategic thinker with hands-on engineering depth

Commitment to continuous learning and staying current with evolving cloud and data center technologies Natural team player

Non-Bargaining Unit, 294 - DTP Network Services - MSH, Mount Sinai Hospital

Strength through Unity and Inclusion

The Mount Sinai Health System is committed to fostering an environment where everyone can contribute to excellence. We share a common dedication to delivering outstanding patient care. When you join us, you become part of Mount Sinai’s unparalleled legacy of achievement, education, and innovation as we work together to transform healthcare. We encourage all team members to actively participate in creating a culture that ensures fair access to opportunities, promotes inclusive practices, and supports the success of every individual.

At Mount Sinai, our leaders are committed to fostering a workplace where all employees feel valued, respected, and empowered to grow. We strive to create an environment where collaboration, fairness, and continuous learning drive positive change, improving the well-being of our staff, patients, and organization. Our leaders are expected to challenge outdated practices, promote a culture of respect, and work toward meaningful improvements that enhance patient care and workplace experiences. We are dedicated to building a supportive and welcoming environment where everyone has the opportunity to thrive and advance professionally. Explore this opportunity and be part of the next chapter in our history.

About the Mount Sinai Health System:

Mount Sinai Health System is one of the largest academic medical systems in the New York metro area, with more than 48,000 employees working across eight hospitals, more than 400 outpatient practices, more than 300 labs, a school of nursing, and a leading school of medicine and graduate education. Mount Sinai advances health for all people, everywhere, by taking on the most complex health care challenges of our time — discovering and applying new scientific learning and knowledge; developing safer, more effective treatments; educating the next generation of medical leaders and innovators; and supporting local communities by delivering high-quality care to all who need it. Through the integration of its hospitals, labs, and schools, Mount Sinai offers comprehensive health care solutions from birth through geriatrics, leveraging innovative approaches such as artificial intelligence and informatics while keeping patients’ medical and emotional needs at the center of all treatment. The Health System includes more than 9,000 primary and specialty care physicians; 13 joint-venture outpatient surgery centers throughout the five boroughs of New York City, Westchester, Long Island, and Florida; and more than 30 affiliated community health centers. We are consistently ranked by U.S. News & World Report's Best Hospitals, receiving high "Honor Roll" status, and are highly ranked: No. 1 in Geriatrics, top 5 in Cardiology/Heart Surgery, and top 20 in Diabetes/Endocrinology, Gastroenterology/GI Surgery, Neurology/Neurosurgery, Orthopedics, Pulmonology/Lung Surgery, Rehabilitation, and Urology. New York Eye and Ear Infirmary of Mount Sinai is ranked No. 12 in Ophthalmology. U.S. News & World Report’s “Best Children’s Hospitals” ranks Mount Sinai Kravis Children's Hospital among the country’s best in several pediatric specialties. The Icahn School of Medicine at Mount Sinai is ranked No. 11 nationwide in National Institutes of Health funding and in the 99th percentile in research dollars per investigator according to the Association of American Medical Colleges. Newsweek’s “The World’s Best Smart Hospitals” ranks The Mount Sinai Hospital as No. 1 in New York and in the top five globally, and Mount Sinai Morningside in the top 20 globally.

Equal Opportunity Employer

The Mount Sinai Health System is an equal opportunity employer, complying with all applicable federal civil rights laws. We do not discriminate, exclude, or treat individuals differently based on race, color, national origin, age, religion, disability, sex, sexual orientation, gender, veteran status, or any other characteristic protected by law. We are deeply committed to fostering an environment where all faculty, staff, students, trainees, patients, visitors, and the communities we serve feel respected and supported. Our goal is to create a healthcare and learning institution that actively works to remove barriers, address challenges, and promote fairness in all aspects of our organization.