International SOS

Senior Network Security Engineer

International SOS Tennessee, United States

Hospitals and Health Care · 10,001+ employees

20 h ago
security Senior (5-10 yrs) Full-time United States
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About the role

The role involves designing, operating, and maintaining IT network and security infrastructure, including Azure and Cisco on-premise systems. Responsibilities also include monitoring network intrusions, managing hardware upgrades, and resolving complex network issues.

What they look for

Cisco Nexus Cisco Catalyst Checkpoint Firewalls Intrusion Prevention F5 Load Balancers Microsoft Azure Networking Virtual Networks Routing Subnetting VPN Network Security Groups TCP/IP DNS PowerShell Python Bash

Requirements

Candidates must have over 5 years of experience in network design and operations, specifically with Cisco and Checkpoint technologies. A bachelor's degree is required, along with the ability to obtain and maintain a US government Tier 3/Level II security clearance.

Full description

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.

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