Sr. Network Administrator

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 to provide technical expertise in the management of a public and / or private IT network; test and analyze network facilities, including network control software, routers, switches, lines, modems, adapters, and servers.

Install, support and / or maintain LANs and / or WANs; evaluate and recommend networking product and software upgrades. Perform technical analyses of software, hardware and transmission facilities using diagnostic tools including Wireshark and / or Traceroute in support of efficient network operations.

Monitor data traffic and controls network resource performance to ensure high-quality transmission. Identify, diagnose, and resolve technical problems related to network failure / integrity and usage of PC hardware and software.

Job Description :

• Design and troubleshoot site level network equipment to maximize performance, security, and reliability (including firewalls, routers, switches, wireless access points, controllers, and vendor appliances) within cloud network architecture.
• Oversee projects with minimal supervision and guidance.
• Design processes, policies, and procedures supporting internal controls, cybersecurity, and data protection of sensitive data.
• This includes IT General Controls (ITGCs); Managed Access (MA-xx); Managed Operations (MO-xx); and Change Management (CM-xx);

Sarbanes Oxley / SOx; Data backup, recovery, and classification; Information Technology Asset Management (ITAM).

• Apply experience configuring Cisco ASA firewalls, Cisco FTD firewalls, and Cisco IOS routers.
• Apply experience deploying firewall access control rules using Cisco Firepower.
• Apply experience defining network routing using the Cisco Adaptive Security Device Manager (ASDM).
• Design and troubleshoot IT infrastructure using aforementioned software and diagnostic tools 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 IT network configurations with Microsoft Visio.
• Troubleshoot network access control rules of cloud networks (including Microsoft Azure) and on-premises and hybrid environments.
• Lead initiatives to improve Intrusion Detection and Prevent Systems (IDS / IPS).
• 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.

Minimum Education and Experience Requirements :

Applicant’s experience must include :

• Configuring Cisco ASA firewalls, Cisco FTD firewalls, and Cisco IOS routers.
• Designing IT networks using Microsoft Visio.
• Defining network routing using the Cisco Adaptive Security Device Manager (ASDM).
• Deploying firewall access control rules using Cisco Firepower.
• On-call and support outside of business hours may be required.
• Telecommuting is permitted, upon managerial approval, but applicants must live within a reasonable commuting distance.

Minimum education and experience requirements :

ALTERNATE REQUIREMENTS : Applicant must have a Master of Science degree in Electronics Engineering, Information Technology, Computer Science, or related field with 3 years of experience as Sr.

Network Administrator, Network Security Analyst, Network Engineer, or related occupation.

Additional :

• Location : Northbrook, Illinois
• Timeframe : Full-time
• This posting is subject to the employee referral program.
• REQ R0006243

What We Offer :

You’ll enjoy competitive compensation, consisting of base pay plus an incentive program available to all full-time employees, and a comprehensive benefits package including high-quality healthcare options, a well-being incentive program, 401k, life and disability insurance, generous time off (with time off to volunteer) and much more! Additionally, we offer several Flexible Work Arrangements to support a healthy work-life balance.

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 gain a sense of fulfillment.

• CF Industries is an Equal Opportunity / Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, or protected Veteran status.
• Employees in the US can learn more about their rights by viewing the federaland others as detailed below :

Pay Transparency

FMLA :

Employee Polygraph Protection Act

• Employees in Canada can learn more about their rights by viewing the
30+ days ago