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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.
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.