Overall Purpose Of The Job

International SOS is looking for a talented Sr. Network Security Engineer to help secure, design, operate, and maintain its IT network and security infrastructure for a key government contract. The ideal candidate would have a passion for solving technical problems and a drive for continually assessing and improving the technical environment in which they operate.

Key Responsibilities

• Maintains data network hardware and systems including Azure and Cisco on-premise networks.
• Investigates and resolves network and hardware issues of significance; researches, analyses, isolates and resolves errors.
• Assesses and evaluates current and future systems.
• Monitor the IPS system for network intrusions and respond to incidents.
• Ensure IPS system and signatures are kept up-to-date.
• Design networks on-premises or in the Azure government cloud as described in the project requirements and in line with architectural principles.
• Develop and monitor key network metrics for input into IT reviews/reporting and monitoring.
• Implement VPN and firewall rule, web filtering changes.
• Perform hardware and software upgrades of network infrastructure like Cisco switches, Checkpoint firewalls, F5 Load balancers.

Required Skills and Knowledge

• Cisco Nexus and Catalyst Switches.
• Checkpoint Firewalls and Intrusion Prevention.
• F5 Load Balancers.
• Microsoft Azure Networking (Virtual networks, Routing, Subnets, Express Route, VPN, Network Security Groups).
• Networking Protocols/Concepts (Routing, VLAN, Subnetting, Load balancing, TCP/IP, DNS, HTTP, TLS, SSH).
• Script Experience a plus - PowerShell, Python, Bash, or similar.

Required Competencies

• Goal/results focused.
• Strong ability to analyse and solve problems.
• Self-starter.
• Available to manage multiple competing demands.
• Comfortable with ambiguity.

Required Work Experience

• 5+ Experience designing, building, and operating networks.
• 5+ Years Checkpoint Security.
• 5+ Years Cisco networking.
• 10+ Years in IT.

Required Qualifications

• Bachelor’s degree in Information Technology, Information Security, or equivalent.
• 4 years additional experience in network security engineering.
• Cisco Certified Network Associate (CCNA).
• Azure Network Engineer Associate preferred.

This position does require a US Citizen who can obtain Tier 3/ Level II IT Security Clearance (previously referred to as ADP II Clearance) after being offered a position and maintaining clearance after starting with International SOS.

Required Languages

English Any second language preferred.

Travel / Rotation Requirements

Not Required On-call/after-hours support required as needed.