Senior IT Network Security Engineer (CT1012)

Job Details Job Title: Senior IT Network Security Engineer City, State: Multiple Locations Location: Corporate HQ, Indiana Harbor, Burns Harbor, West Chester Regional Office Position Summary: The Senior Network Security Engineer will provide a high level of technical and subject matter leadership and is a recognized expert with the Cleveland-Cliffs Network Engineering/Architecture and Network Security sector. This position will work closely with a team of experienced Network and Network Security Engineers. The Senior Network Security Engineer will work with multiple network security and firewall technologies including Palo Alto, Cisco, and Checkpoint. The ideal candidate must have technical depth and a customer-first mentality, the motivation to take the initiative to own and resolve customer issues, and interest in working in a dynamic, fast-growing, learning environment. Minimum Qualifications 5+ years of network security experience within an Enterprise IT environment. Subject matter expertise in network security design for firewalls (Check Point, Cisco and Palo Alto) and intrusion detection/prevention systems including implementation of secure and reliable network DMZs and segmentation zones in datacenter and cloud networks supporting mission-critical, customer-facing applications and services Strong Routing and Switching experience (BGP, OSPF, VPC, VLAN traffic engineering, Multicast, etc Proficiency in multiple security technologies, including; network security, proxy, Micro segmentation, network security architecture. Experience leading technical projects, from architecture to implementation. Experience with proxy solutions such as Bluecoat and zScaler; experience with WPAD and proxy PAC files. Experience with DNS (Domain Name Service) Experience with authentication systems such as RADIUS, TACACS+, SSO, LDAP+ Understanding of Microsoft Active Directory. Understanding of Public Key Infrastructure, SSL, digital certificates. Preferred Qualifications Experience with architecting cloud environments (Azure, Oracle Cloud, AWS) a plus CCNA, CCNP, Security Certifications Preferred Primary Responsibilities: Support the corporate network and network security infrastructure. Provide timely responses to all incidents, tasks and requests assigned to meet Service Level Agreements. Maintain and implement network security policies across the corporate firewall footprint to include both on-prem and cloud environments. Maintain corporate ACL standards and assist with changes and audits to the ACLs deployed throughout the network. Lead and implement new network and network security solutions for the company. Assist in troubleshooting connectivity through firewall log analysis and network traces Develop network and related security documentation, including diagrams and work instructions Take part in an on-call rotation for after-hours emergency support. Competencies Successful candidate must be detail oriented, well organized, assertive, and be able to manage multiple tasks simultaneously. Excellent written and verbal communication skills Outstanding presentation skill to other team members and to management team. Leadership and strong interpersonal skills; results-driven, team player Creative problem solving and analytical skills, Candidates should be highly motivated and willing to learn new practices as required. Must be able to effectively communicate with customers, peers and management. EEO Statement Footer and COVID Notice As a company, we are doing what we can to keep all our employees safe and healthy. It is the current expectation that ALL Cleveland-Cliffs employees will be vaccinated against COVID-19 as soon as possible. Before accepting an offer of employment you must certify that you are fully vaccinated. Cleveland-Cliffs reserves the right to require proof of vaccination. Cleveland-Cliffs Inc. is committed to working with and providing reasonable accommodation to individuals with disabilities. If, because of a medical condition or disability, you need a reasonable accommodation for any part of the employment process, please send an e-mail to or call 1-(312) 899-3097 and let us know the nature of your request and your contact information. Do not email your application materials to this email address. Application materials sent to this email address will not be considered. Cleveland-Cliffs Inc. is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, national origin, age, military or veteran status, disability, sex (including sexual orientation and gender identity), genetic information, or any other characteristic protected by law. The following links provide information regarding your Equal Employment Opportunity rights and protections: EEO is the Law & EEO is the Law Supplement. We are a drug-free workplace and conduct pre-employment screening as a condition of employment.

Created: 2021-11-29