> Markdown version of [/jobs/ext/1446765-alternance-system-network-security-administration-f-h](https://www.wearedevelopers.com/jobs/ext/1446765-alternance-system-network-security-administration-f-h). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Alternance System, Network & Security Administration (F/H) - **Company:** ISCOD - **Location:** Valbonne, France - **Contract:** Permanent contract - **Skills:** Testing (Software), PHP (Programming Language), Google AdWords, Amazon Web Services, JIRA, Automation of Tests, C Sharp (Programming Language), Dynamic Host Configuration Protocol, Linux, Domain Name System (DNS), File Transfer Protocol (FTP) SSL Extension, Hypertext Transfer Protocols (HTTP), IP Addressing, Network Security, MySQL, Network Attached Storage (Server Appliance), Software Requirements Analysis, Virtual Machines, Wide Area Networks, Web Hosting Services, WooCommerce, WordPress, SSL Certificate Management, Network Routers, Home Networking, Git, Gsuite, User Administration - **Published:** July 26, 2026 - **Apply:** https://fr.indeed.com/viewjob?jk=012e9ead4e9b4cee ## About the Role * Passion for IT and software testing * Interest in security and hacking * Customer-oriented mindset for technical support * Fluent written and spoken English * Curiosity and willingness to learn * Ability to work independently and interface with multiple teams * Solid knowledge of TCP/IP networks * Basic knowledge of Linux systems Bonus Skills * Experience with Windows environments and C# * Knowledge of testing environments (XStudio, QTest) and Virtual Machines * Experience in: * Automated testing for complex software * Home networking and basic network services (DHCP, DNS, HTTP) * WordPress, PHP/MySQL * AWS, PGP, vsftpd, Let's Encrypt * Google Workspace Google Ads * If you are dynamic, versatile, and enjoy working on cutting-edge technology projects, we want you on our team! ## Description * Configuring workstations (Mac Windows) and servers (Linux), handling updates,backups, security, hardware replacements, licensing, and user support * Administering company networks (wired Wi-Fi), routers, switches, IP addressing,and WAN connection * Managing Linux-based internal services (DHCP, DNS, NAS, Jira, Git, etc.) * Administering the texplained.com website hosting (OVH), including PHP MySQLupgrades and backups * Updating the texplained.com website (WordPress, WooCommerce, Sensei Pro +Vimeo) * Administering an AWS + Linux FTPS server, user management, security updates,scheduled tasks, TLS certificate management * Administering DNS (Gandi) * Managing Google Workspace (user creation, permissions, security) and Google Ads support Software Testing Support (in English) Working closely with our development team and customers, your mission includes: 1. Software Testing * Writing test plans * Designing test cases based on software requirements * Creating test datasets * Writing and executing manual and automated test cases * Enhancing the test environment (scripting) * Analyzing, qualifying, and tracking bugs 2. Customer Support (in English) * Delivering, installing, and training customers on our software * Handling customer requests (written and phone support, mainly in English) * Reproducing issues and coordinating with the internal team for troubleshooting * Developing investigation and resolution plans * Providing workarounds for incidents * Managing support tickets and collaborating with various company departments * Documenting support cases in a knowledge base * Ensuring service level agreements are met * Reporting on handled cases and time spent with clients * Proposing service quality improvements * Managing customer access rights ## Related Videos - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Unlocking the potential of Digital & IT at Vodafone](https://www.wearedevelopers.com/videos/602-unlocking-the-potential-of-digital-it-at-vodafone) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) - [Recruitment Reinvented: Bold strategies and the $10K signing incentive](https://www.wearedevelopers.com/videos/1068-recruitment-reinvented-bold-strategies-and-the-10k-signing-incentive) ## Related Articles - [Best Coding Boot Camps in Germany](https://www.wearedevelopers.com/magazine/237-best-coding-boot-camps-in-germany) - [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Best Companies to Work For in Paris: Top 25 Companies in 2023 ](https://www.wearedevelopers.com/magazine/190-best-companies-to-work-for-in-paris-top-25-companies-in-2023)