Senior Network Security ArchitectArganteal Corporation • United States
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Senior Network Security Architect
Arganteal Corporation
- United States
- United States
À propos
Senior Network Security Architect (Design and Deployment) Duration:
6+ Month Contract (potential for full-time conversion) What We Seek:
We are looking for a proactive and detail-oriented Network Security Architect who can take ownership of projects, from initial concept to deployment. You excel in clear communication, produce high-quality documentation, and thrive in environments where precision and accountability are paramount. Requirements: At least 10 years of progressive experience in Network Security Cisco certifications such as CCNP Security, CCIE Security, or equivalent Palo Alto certifications like PCNSA or PCNSE Experience with SD-WAN, SASE, or cloud security platforms (AWS, Azure) Understanding of ITIL change management processes Scripting or automation skills (Python, Ansible) for network security tasks Your Responsibilities: As a Senior Network Security Architect, you will design, architect, and implement enterprise network security solutions. Collaborating closely with engineering and operations teams, you will ensure the delivery of secure, scalable, and resilient network infrastructures. Key Responsibilities: Design and architect enterprise network security solutions, including firewalls, access control, and network segmentation. Develop Low-Level Designs (LLDs) and High-Level Designs (HLDs) for network security infrastructure. Create detailed Methods of Procedure (MOPs) for implementation and change activities. Deploy, configure, and manage Cisco Firepower Threat Defense (FTD) and Cisco ASA firewalls. Design and implement network access control solutions using Cisco Identity Services Engine (ISE), including 802.1X, MAB, and policy enforcement. Deploy and manage Palo Alto Networks OEM hardware, including Next-Generation Firewalls (NGFWs) and associated security platforms. Lead end-to-end project delivery from requirements gathering through build and go-live. Conduct security assessments and provide recommendations to enhance overall security posture. Collaborate with stakeholders to translate business requirements into technical security designs. Provide technical guidance and mentorship to junior engineers. Maintain documentation standards and ensure designs align with industry best practices and compliance requirements. Required Skills & Experience: 5-10 years of experience in network security architecture and engineering. Hands-on expertise with Cisco Firepower (FTD/FMC) - policy management, IPS, and threat inspection. Strong proficiency with Cisco ASA - configuration, NAT, VPN (site-to-site and remote access), and troubleshooting. Deep experience with Cisco ISE - endpoint profiling, posture assessment, RADIUS/TACACS+, and guest access. Proven experience producing LLDs and design documentation to a professional standard. Demonstrated ability to write clear, accurate MOPs for complex network changes. Strong understanding of network protocols - BGP, OSPF, EIGRP, VLAN, spanning tree, and QoS. Experience with network segmentation, micro-segmentation, and zero-trust principles. Preferred Skills & Experience: Hands-on experience with Palo Alto Networks OEM hardware - NGFW deployment, PAN-OS configuration, security policy management, and threat prevention. Familiarity with Panorama for Palo Alto firewall management. Experience with Palo Alto GlobalProtect VPN and URL filtering. Working knowledge of Palo Alto Cortex or WildFire threat intelligence platforms.
Compétences linguistiques
- English
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