Job Description

Glocomms is partnered with a cutting‑edge High Performance Computing infrastructure firm to identify a Lead Network Security Engineer for their Dallas hub. This hybrid role (approximately three days per week onsite) offers the opportunity to drive hyperscale network security infrastructure in a cutting‑edge environment where intellectual data and secure architecture are paramount. The Lead Network Security Engineer will serve as a technical leader within the firm's global infrastructure team, responsible for designing, implementing, and maintaining advanced security solutions across trusted, untrusted, and DMZ environments. This senior engineering role combines hands‑on expertise with strategic oversight, guiding architecture decisions and mentoring junior and mid‑level engineers. Base pay range $200,000.00/yr – $250,000.00/yr Key Responsibilities Architect and implement scalable network security solutions aligned with Zero Trust principles and secure cloud networking across AWS and Azure. Lead incident response efforts, root cause analysis, and remediation planning for critical security incidents. Develop and maintain automation playbooks and tooling using Python, Terraform, Ansible, Jenkins, and Git. Drive firewall automation and policy management using platforms such as Algosec and Tufin. Conduct vulnerability assessments, penetration testing, and threat modeling to continuously refine the firm's security posture. Collaborate with infrastructure, DevOps, and application teams to embed security best practices into lifecycle management and infrastructure builds. Own segmentation strategies, system hardening, and compliance enforcement across hybrid and multi‑cloud environments. Interface with MSSPs and SOC capabilities to ensure robust monitoring and escalation protocols. Evaluate and integrate security technologies from vendors including Palo Alto, Fortinet, Check Point, and F5. Required Skills & Experience Proven leadership experience in a senior network or security engineering role. Deep understanding of network protocols (TCP, UDP), OSI model, routing, switching, load balancing, VPNs, proxies, MACsec, IPsec, DNS, NTP, AAA, and domain‑based authentication/authorization. Strong background in automation and scripting (Python, Terraform, Ansible). Experience with secure architecture in hybrid cloud and multi‑cloud environments. Familiarity with VxLAN EVPN DC architecture and M&A technical integrations. Hands‑on experience with firewall technologies and automation platforms. Excellent troubleshooting skills and ability to drive escalation and corrective actions. Certifications such as CISSP, CCIE Security, GIAC (GSEC, GCIH, GXPN) are highly desirable. Candidates must be located in (or willing to relocate to) a commutable distance to Dallas, TX, and comfortable coming onsite approximately 3 days per week. CVs must include full name and contact information in order to be considered. Unfortunately visa sponsorship is not available for this role. Seniority level Mid‑Senior level Employment type Full‑time Job function Engineering and Information Technology #J-18808-Ljbffr Glocomms

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