Emerald Expositions

Sr. Systems Administrator, IT

REPORTS TO: Director of Infrastructure & Services
LOCATION: San Juan Capistrano, CA

Emerald Expositions is currently seeking a Sr. Systems Administrator to provide system administration to high priority infrastructure/systems, servers, clusters and workstations running a variety of operating systems/applications to include Windows, SANS, and Active Directory. Work will include development, installation, configuration, maintenance and troubleshooting efforts. Perform administration and maintenance of infrastructure/systems/desktops. Perform planning, coordination and execution of operating system installations and upgrades, patches, and service pack releases. Install and configure systems, servers, workstations and peripherals. Respond to all system administration related work requests, including working with system maintainers, system engineering analysis and integration efforts. Maintain and update standards documentation.

•Effectively collaborate with IT personnel, business units, customers and key vendor relationships, in defining business and technical needs.
•Communicate and maintain relationships while setting expectations, researching and recommending solutions.
•Identify and analyze business requirements to provide a complete technical solution for the enterprise or business unit in a moderate to highly complex, large-scale, integrated environment.
•Design infrastructure, create plans and deliver technical architecture for business objectives, innovative solutions and emerging technology, while anticipating growth, scalability and staying abreast of industry trends. Use metrics to identify trends, improve processes and bridge different areas of the infrastructure.
•Create a conceptual and logical architecture for solutions, generating documentation with detailed designs, configuration, deployment and test plans. The solution may include infrastructure network, storage, virtualization, applications, security, and OS.
•Perform analysis and diagnosis of complex infrastructure and networking problems. Identifies the key problems to be solved and solves them independently, using professional knowledge, sound judgment and policy and procedure. Consults with Vendor subject matter experts on complex technical issues, as needed.
•Provide 3rd Level technical infrastructure expertise and an on-call escalation point, This individual serves as a subject matter expert for the IT organization, both as a leader and mentor, supporting the core values of the company and promoting teamwork.


Bachelors degree or equivalent with 10 + years of progressive experience in system engineering, security and telecommunications environment. MCSE or equivalent.

•Must be self-motivated and able to work independently in a highly dynamic and fast-paced environment with changing priorities.
•Strong verbal, written, interpersonal, and excellent presentation skills.
•Able to articulate ideas to both a technical and non-technical audience, especially executive.
•Strong understanding of compute virtualization architectures.
•Proven leadership ability.
•Able to set and manage priorities judiciously.
•Keen attention to detail.
•Superior analytical, evaluative and problem-solving abilities.
•Exceptional service orientation.
•Able to motivate in a team-oriented, collaborative environment
-Certifications in MCSE, CCP-V, CCNA a plus.


•Complete technical architecture: deep expertise in two or more technology domains (network/infrastructure, collaboration, cloud, data, applications/middleware) with fluency in all technology domains. Fluency in network technologies and related, advanced technologies. Expertise in several soundness disciplines (availability, security, etc.) and operational disciplines (systems management, change management, etc.).
•Fluency in key IT business architecture areas including business process design and governance.
•IP Internetworking design and troubleshooting.
•Cisco Unified Computing Systems (UCS).
•In-depth knowledge of network management, QoS, network availability and capacity planning.
•LAN, WLAN, and WAN circuits and protocols (Ethernet, MPLS, DMVPN, etc).
•State-full firewalls, Intrusion Prevention Systems (IPS) and Virtual Private Network.
•Network Load balancing and application firewall (Citrix Netscaler).
•Enterprise Storage and Virtualization solutions (NetApp and VMware) are a plus.
•Ability to direct other technologists to ensure collaboration and synergies across the team.
•Project implementation skills including planning, reporting, directing the work of others.
•Able to solve problems with innovative ideas.

To Apply: Send a cover letter explaining how you qualify for the above position, your resume and your salary requirements/history to careers@emeraldexpo.com: SUBJECT: Sr. Systems Administrator