Sr. Network Administrator

CF Industries•Northbrook, IL

About The Position

At CF Industries, our mission is to provide clean energy to feed and fuel the world sustainably. Our employees are focused on safe and reliable operations, environmental stewardship, and disciplined capital and corporate management. By joining CF, you will be part of a team that brings their varied experiences, wide-ranging knowledge and diverse talents together to deliver important work and you’ll be able to pursue complex, exciting opportunities that help you continue to grow and achieve your potential in different areas. You’ll take pride in working for a company that lives its values and where you can be yourself at work, as part of an authentic team that encourages you to share your views and opinions. Our eight manufacturing complexes in the United States, Canada, and the United Kingdom, an unparalleled storage, transportation and distribution network in North America, and logistics capabilities enabling a global reach underpin our strategy to leverage our unique capabilities to accelerate the world’s transition to clean energy. Function: Information Technology Job Summary: Sr. Network Administrator is responsible for providing technical expertise in the management of a public and/or private network; tests and analyzes network facilities, including network control software, routers, switches, lines, modems, adapters and servers. Installs, supports and/or maintains LANs and/or WANs; evaluates and recommends networking product and software upgrades. Performs technical analyses of software, hardware and transmission facilities using various diagnostic tools in support of efficient network operations. Monitors data traffic and controls network resource performance to ensure high-quality transmission. Identifies, diagnoses, and resolves technical problems related to network failure/ integrity and usage of PC hardware and software.

Requirements

Education: Bachelor’s degree (Information Technology/Computer Science) or its equivalent in a related field is typically preferred.
Network certifications such as Cisco Certified Network Associate (CCNA), Cisco Certified Network Professional (CCNP), CompTIA Network+ are desired.
Years of experience: 8+ Years of related professional work experience may be preferred to complete all essential job functions.
Other unique job relevant attributes: Strong foundational knowledge in information technology, including Cisco equipment and Windows servers.
Knowledge about software defined networks (SD-WAN) preferred.
Knowledge about Microsoft’s Azure cloud / M365 environment preferred.
On-call and support outside of business hours may be required.
Safety training may be required.

Responsibilities

Design and troubleshoot site level network equipment for the purpose of maximizing performance, security, and reliability (e.g. firewalls, routers, switches, wireless access points, controllers, and vendor appliances).
Understand cloud network architecture.
Lead teams and site level projects with minimal supervision and guidance.
Design and troubleshoot enterprise level operational technologies that interact with the manufacturing control systems for the purpose of maximizing performance, security, and reliability.
Design processes, policies, and procedures supporting internal controls, cybersecurity, and data protection of sensitive data. Examples include but are not limited to IT General Controls (ITGCs) Managed Access (MA-xx) Managed Operations (MO-xx) and Change Management (CM-xx); Data backup, recovery, and classification; Information Technology Asset Management (ITAM).
Design and troubleshoot technology infrastructure to mitigate risk and define new controls to ensure mitigation of risk.
Define site level software-defined wide area network (SD-WAN) and related infrastructure.
Design and troubleshoot network configurations and access control rules of cloud networks (e.g. Microsoft Azure) as well as on-premises and hybrid environments.
Lead initiatives to improve Intrusion Detection and Prevent Systems (IDS/IPS).
Work closely with IT site leads at various locations in the U.S., Canada, and the U.K. to ensure network and security solutions are operating as expected.
Understand and comply with established processes and procedures designed to support internal controls efforts, including Change Control procedures across all modifications to the environment.
Identify to management internal controls deficiencies.