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Chief Network Security Engineer
Epam Systems
We are seeking a Chief Network Security Engineer to support a staff augmentation engagement with a leading Oil & Gas client, strengthening hybrid cloud and on‑prem network security. You will lead secure network design and operations across AWS and Azure and help keep critical connectivity resilient.

Responsibilities

Lead network security architecture for hybrid environments across cloud and on‑prem connectivity
Design secure AWS networking and security controls for VPCs, routing, Security Groups, WAF, and connectivity
Implement Azure networking security using VNets, NSGs, Azure Firewall, and Application Gateway
Configure and maintain firewalls, prioritizing Palo Alto and supporting Cisco ASA/Firepower where needed
Integrate web filtering and SASE solutions such as Prisma Access to enforce secure access
Deploy and tune load balancing solutions using F5, A10, or cloud equivalents
Troubleshoot complex network issues across TCP/IP, DNS, and NAT to restore services quickly

Collaborate with client stakeholders to align security controls with operational needs in Oil & Gas environments

Qualifications

7+ years of hands‑on network security experience




Strong leadership capability to guide network security decisions and standards
Proven project experience delivering hybrid cloud and on‑prem connectivity initiatives
Advanced AWS networking and security skills (VPCs, routing, Security Groups, WAF, connectivity)
Hands‑on firewall skills (Palo Alto preferred; Cisco ASA/Firepower acceptable)
Load balancer knowledge (F5, A10, or cloud equivalents)
SASE/web filtering experience (Prisma Access or similar)
Strong TCP/IP networking fundamentals including DNS and NAT

Strong troubleshooting skills for complex network and connectivity issues

Benefits

International projects with top brands
Work with global teams of highly skilled, diverse peers
Employee financial programs
Paid time off and sick leave
Upskilling, reskilling and certification courses
Unlimited access to the Linked In Learning library and 22,000+ courses
General career opportunities
Volunteer and community involvement opportunities
EPAM Employee Groups

Award‑winning culture recognized by Glassdoor, Newsweek and Linked In

EPAM is an equal‑opportunity employer. All qualified applicants will be considered for employment without discrimination.

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Postúlate en Kit Empleo: kitempleo.com.ar/empleo/qn1he

📌 Chief Network Security Engineer (Mar del Plata)
🏢 EPAM Systems
📍 Mar del Plata