Senior Security Engineer, Network Security

Stack

Responsibilities

• ▹Develop, optimize, and integrate network security policies, rules, and monitoring across platforms such as NDR, SSE, SD-WAN, and proxy solutions
• ▹Design and improve network security solutions across branches, stores, and data centers
• ▹Conduct security architecture reviews, risk assessments, and threat modelling, and drive hardening initiatives
• ▹Modernize network security by transitioning from legacy systems to modern SSE and ZTNA solutions
• ▹Monitor and enhance performance, availability, and reliability of network security solutions, ensuring compliance with ISO, NIST, GDPR, and internal standards
• ▹Design, configure, and troubleshoot network security devices and services across on-prem and cloud environments, providing advanced Level-3 support

Requirements

• ▹6+ years of experience in cybersecurity engineering, with a focus on network environments
• ▹Strong, practical knowledge of network security technologies (firewalls, IDS/IPS, SWG, SASE, VPN, CASB, ZTNA)
• ▹Cloud platform knowledge: Azure, GCP
• ▹Security architecture methodologies and governance frameworks
• ▹Expertise in Cisco, HP Aruba, Zscaler, and Citrix NetScaler network security solutions (proven by certificates)
• ▹Strong knowledge of risk assessment and security control frameworks (ISO 27001, NIST)
• ▹Familiarity with security maturity models including C2M2
• ▹Excellent ability to translate security requirements into implementable engineering solutions
• ▹Strong understanding of IP networking and protocols, including IPsec, HSRP, BGP, OSPF, 802.11, and QoS
• ▹Understanding of regulatory and compliance requirements (GDPR, PCI-DSS, Schrems, etc.)
• ▹Independent problem-solving, addressing complex security issues

About the company

H&M's Network Security Engineering team of seven, soon eight, works closely with colleagues across Business Tech, including network SMEs, Cyber Security Advisors, Core Platforms, and Global Infrastructure Services.