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Freelance

Mission freelance System Administrator

HIGHTEAM
Publié le

36 mois
Île-de-France, France
Les services d’infrastructures sont gérés par plusieurs équipes, vous rejoindrez l’une de ces équipes avec pour objectif aujourd’hui : - Améliorer l’infrastructure DNS, de la phase de conception au déploiement en production - Améliorer la stabilité, l’évolutivité, la sécurité, la résilience et les performances de l’infrastructure DNS - Développer de nouveaux services de fonctionnalités DNS, pour améliorer l’autonomie, la vélocité et l’innovation de nos clients - Intégrer les produits de la communauté dans notre écosystème - Développez vos propres outils, avec des scripts simples ou un langage de programmation avancé - Accompagner les métiers pour migrer leur solution actuelle dans notre toute nouvelle Infra avec code, automatisation et CICD - Gérer, innover et créer des services et des outils d’infrastructure qui améliorent en permanence la disponibilité, l’évolutivité et l’efficacité d’Ingenico - Travailler de manière interfonctionnelle pour créer des systèmes de production rapides, fiables et résilients - Développer, configurer et améliorer notre pile d’automatisation et nos pipelines CI/CD. - Créez une documentation que chaque collaborateur peut utiliser, améliorer et partager. Documentation technique et documentation utilisateur. - Tâches opérationnelles quotidiennes (gestion du changement, surveillance des applications, déploiement des applications, ...) - Sécurisez nos services, évidemment dans l’industrie du paiement la sécurité est incontournable et doit être prise en compte dès le début Excellent knowledge of DNS Excellent knowledge of Linux Servers Comfortable with multi DC setup (in different countries) Comfortable with source version control like Git, GitLab, GIT flows and CICD Comfortable with Scripting (bash / python / ruby / puppet / CICD) Used to work with Puppet (we do everything with puppet) Used to work with Terraform (we aim that all pieces of infra is defined with code) Experienced in a programming language (java / GoLang / python) Experience with hybrid infra (On-prem + cloud) Understanding of network protocol (IP, DHCP, DNS, BGP, Load balancing, ) Good english
CDD

Offre d'emploi Unix System Administrator

EYETECH SOLUTIONS
Publié le

Luxembourg
For one of my client, i am looking for a Unix administrator System The client is a leader on his market Design, install, configure and maintain the Windows & Linux systems and virtualization infrastructure Ensure the availability, integrity, security and good performance of the IT systems and applications Perform incidents resolution and follow-up, problems identification and analysis Perform day-to-day infrastructure operations Participate in continuous improvement of the overall production environment and write appropriate guidelines where required Keep a high level of technical awareness within the assigned area of responsibility Participate to IT S&S related projects Occasionally provide an administrative support in the scope of the activity. Be holder of a bachelor degree BAC& 3 in Information Technology or equivalent combination of education and experience in a similar position Demonstrate knowledge in current Unix & Linux systems Proven experience with automation and scripting Have good knowledge of system virtualization and containerization Demonstrate in-depth knowledge of cluster environments. Have a proven experience in managing a Storage Area Network (SAN) Provide knowledge in Backup and Recovery Demonstrate skills in Business Continuity Planning Show strong communication and adaptation skills Accept to be part of the IT On-Duty team Be familiar with standard office applications Show good communication skills in English; language skills in French or German is an advantage Demonstrate strong troubleshooting skills Have knowledge of: - RHEL operating systems, including Docker infrastructure - Oracle Solaris operating system and Cluster software - Automation & CI/CD software - EMC Networker backup software Show skills in installations and maintenance of DMZ environments Demonstrate skills with WEB middleware Have a proven experience with LDAP Start date: 01/01/2023 Location: Luxembourg
Freelance

Mission freelance Linux System Administrator

NextLink Solutions
Publié le

6 mois
Aix-en-Provence, Provence-Alpes-Côte d'Azur
- CONTEXTE - Renfort pour expertise Systèmes pour RUN N3 (incidents et demandes) et MCO sur environnements de grande taille (14000VM) couvrant les technologies suivantes : Linux CentOS/Ubuntu, VMWare vSphere, Stockage SAN, Windows Server, Middleware OpenSource, automatisation et orchestration, opérations sur matériels en Datacenter. - PROJET - L’Administrateur de systèmes installe, met en production, administre et exploite les moyens informatiques d’un ou plusieurs sites informatiques. Il participe au bon fonctionnement des systèmes d’information en garantissant le maintien à niveau des différents outils et/ou infrastructures des logiciels systèmes et/ou infrastructures de communication (locale, étendue, voix, image, architecture centralisée ou client-serveur), dans un objectif de qualité, de productivité et de sécurité. Quelles sont les compétences techniques clés que tous les candidats doivent atteindre ? - Expérience sur Linux CentOS (4+ ans) - Expérience sur VMware vSphere (3+ ans) - Windows Server (3+ ans) - Bonne connaissance du SAN (Storage Area Network)
Freelance

Mission freelance Unix System Administrator

EYETECH SOLUTIONS
Publié le

12 mois
Luxembourg
For one of my client, i am looking for a Unix administrator System The client is a leader on his market Design, install, configure and maintain the Windows & Linux systems and virtualization infrastructure Ensure the availability, integrity, security and good performance of the IT systems and applications Perform incidents resolution and follow-up, problems identification and analysis Perform day-to-day infrastructure operations Participate in continuous improvement of the overall production environment and write appropriate guidelines where required Keep a high level of technical awareness within the assigned area of responsibility Participate to IT S&S related projects Occasionally provide an administrative support in the scope of the activity. Be holder of a bachelor degree BAC& 3 in Information Technology or equivalent combination of education and experience in a similar position Demonstrate knowledge in current Unix & Linux systems Proven experience with automation and scripting Have good knowledge of system virtualization and containerization Demonstrate in-depth knowledge of cluster environments. Have a proven experience in managing a Storage Area Network (SAN) Provide knowledge in Backup and Recovery Demonstrate skills in Business Continuity Planning Show strong communication and adaptation skills Accept to be part of the IT On-Duty team Be familiar with standard office applications Show good communication skills in English; language skills in French or German is an advantage Demonstrate strong troubleshooting skills Have knowledge of: - RHEL operating systems, including Docker infrastructure - Oracle Solaris operating system and Cluster software - Automation & CI/CD software - EMC Networker backup software Show skills in installations and maintenance of DMZ environments Demonstrate skills with WEB middleware Have a proven experience with LDAP Start date: 01/01/2023 Location: Luxembourg
CDI

Offre d'emploi System Administrator LINUX Senior

EYETECH SOLUTIONS
Publié le

70k-80k €
Luxembourg
An established IT services company is looking for a System Administrator LINUX Senior to join their IT infrastructure department. You will be joining a dynamic team and you will be working on maintaining and managing Linux services. This company is searching for someone who has at least 3 years of experience in the same or similar role and speaks English fluently. Your role as a System Administrator LINUX Senior will be to install and manage physical or virtual servers and workstations. You will join a cohesive and supportive team within the company where you will be focusing on user management. You will be implementing your knowledge of principles of security. You will be using monitoring tools (SolarWinds) You will be working on Cloud infrastructure You have a Bachelor’s degree in Computer Science You have experience in a Linux environment You are a strong team player You are familiar with command of infrastructure tools An attractive salary around €75k based on experience Meal vouchers A stimulating IT environment Canteen on site Bonus Meal Vouchers Moreover, you will be working in a beautiful location Would you like to know more? Don’t hesitate to apply with your updated CV. - CONFIDENTIALITY GUARANTEED - We will treat your application as confidential. However, please feel free to spread the word to your friends and family if there is a match for this position.
Freelance

Mission freelance System Administrator AEM Infrastructure Cloud

HIGHTEAM
Publié le

36 mois
Île-de-France, France
Description de la mission La mission concerne en particulier le scope suivant : Hébergement et Administration du CMS Adobe Experience Management Hébergement d’application DIGITAL et WEB FRONT : serveurs Apache / serveurs d’applications JAVA Provisioning d’infrastructure sur AWS (DNS / sécurité / Compute / Storage / conteneurisation / Clusterisation) à travers les outils TERRAFORM et ANSIBLE Intégration des applications dans l’écosystème DevOps (CI/CD, Monitoring, Testing) Développement de la CONFIGURATION APACHE Support au équipes métiers MCO (Maintien en condition opérationnelle) des Environnements Méthodologie DEVOPS Proposition d’infrastructure en réponse aux contraintes Métier (SEO / SEA / performance DIGITAL) Nous recherchons donc un(e) Consultant(e) System Administrator AEM Infrastructure Cloud confirmé(e) (H/F) qui remplira ces différentes tâches grâce à ses compétences techniques et son savoir être. Profil recherché Qualification : Ecole d’ingénieurs ou universitaire en informatique (BAC+5 minimum) Compétences métiers / techniques : o Expérience dans l’administration de Sites WEB et du CMS AEM (Adobe Expérience Manager) AEM ( des compétences JAHIA ( 7.X) 2 ans d’expérience PREREQUIS CRITERE DISCRIMINANT o Expérience Cloud sur AWS (via utilisation de Terraform / Ansible) serait un plus o Maitrise des outils DevOps (Gitlab, Ansible, Jenkins, ELK, Prometheus) o Bonnes connaissances générales des problématiques Infrastructures, WEB, réseau et sécurité
CDI

Offre d'emploi IT System and Network Administrator in Luxembourg

EYETECH SOLUTIONS
Publié le

55k-65k €
Luxembourg
This leading company in the medical sector is looking for the person who will be able to maintain the infrastructure of the IT department. As a SYSTEM AND NETWORK ADMINISTRATOR you will have the project to manage the private cloud but also the customer support , moreover you will be responsible for the maintenance as well as the infrastructure department. You will be immersed in an international environment, hence the need for English . Maintain and manage IT infrastructure Carry out the installations from scratch of the servers Manage the private Cloud (maintenance, design, evolution of the infrastructure) Ensure connectivity and network security You have at least 2 years of experience in a similar position Les certifications Microsoft Certified Systems Administrator (MCSA) / ITIL sont un plus You master the environments : Switch, VPN, VMware, Windows, Active Directory, Firewall, Juniper, Cisco You speak English fluently An attractive salary of up to €65K depending on your experience Meal vouchers of € 10.80 A discretionary bonus awarded based on performance Possibility of teleworking 1-2 days/week You will work on different projects allowing you to build your skills You will work in an international environment
CDI

Offre d'emploi System Administrator IT Lead in Luxembourg

EYETECH SOLUTIONS
Publié le

60k-70k €
Luxembourg
Our client is an established IT services company in Luxembourg and is looking for a System Administrator IT Lead to join their ’IT Infrastructure’ division. You will join a dynamic and knowledgeable team within the company where you will focus on the infrastructure in a Linux environment. This company is searching for someone who has more than 3+ years of experience in the same or similar role and speaks English fluently. Your role as a System Administrator IT Lead will be to contribute to the installation and management services in Linux. You will also have the responsibility of monitoring, maintaining of physical and virtual servers and log management. You will be using the principles of security You will contribute to the command of monitoring tools (Observium, Solarwinds) You will be working with infrastructure backup tools You have a Computer Science degree or similar You are fluent in English You have Team Leader experience An attractive salary of up to €70k depending on experience Free Parking Discretionary bonus based on performance Meal vouchers Canteen on premises The opportunity to join a supportive team and opportunities to evolve Pleasant premises to work in the Luxembourg office
Freelance

Mission freelance IT System Administrator

EYETECH SOLUTIONS
Publié le

9 mois
Luxembourg
For one of my client, i am looking for an IT system administrator The client is active in the industrial field Implementation and management of IT systems (hardware, applications, servers, networks, GSM); Maintenance of its operation, security and evolution; Ensure proper functioning of the network, updating all operating systems and applications; Managing users and access rights to our internal system; Ensure the proper functioning of the computer equipment and install and update workstations; Consulting and training users on third party applications; Documentation of the infrastructure and network. You have +10 years of experience in System Administration; You have minimum a technical degree in computer science, IT or similar; You are fluent in French and English (mandatory), German and/or Luxembourgish would be an asset; You have a good knowledge of: Microsoft Server (2016 Microsoft Terminal Services (Remote Desktop Services) Microsoft Exchange 2016 Aruba equipment (switches and Access points) Vmware vSphere 6 and/or 7 Any knowledge on the following is an asset: Nagios, Axis cameras, Avigilon Control Center, MDM Solutions and Cisco Unified Communications Manager; You can organize your job independently in order to meet user requests; You have good communication skills that you can use while interacting with other departments; You have a problem-solving attitude. Start date: 01/12/2022 Location: Luxembourg
CDD

Offre d'emploi IT System Administrator

EYETECH SOLUTIONS
Publié le

Luxembourg
For one of my client, i am looking for an IT system administrator The client is active in the industrial field Implementation and management of IT systems (hardware, applications, servers, networks, GSM); Maintenance of its operation, security and evolution; Ensure proper functioning of the network, updating all operating systems and applications; Managing users and access rights to our internal system; Ensure the proper functioning of the computer equipment and install and update workstations; Consulting and training users on third party applications; Documentation of the infrastructure and network. You have +10 years of experience in System Administration; You have minimum a technical degree in computer science, IT or similar; You are fluent in French and English (mandatory), German and/or Luxembourgish would be an asset; You have a good knowledge of: Microsoft Server (2016 Microsoft Terminal Services (Remote Desktop Services) Microsoft Exchange 2016 Aruba equipment (switches and Access points) Vmware vSphere 6 and/or 7 Any knowledge on the following is an asset: Nagios, Axis cameras, Avigilon Control Center, MDM Solutions and Cisco Unified Communications Manager; You can organize your job independently in order to meet user requests; You have good communication skills that you can use while interacting with other departments; You have a problem-solving attitude. Start date: 01/12/2022 Location: Luxembourg
CDI

Offre d'emploi IT System Administrator in Luxembourg

EYETECH SOLUTIONS
Publié le

43k-58k €
Luxembourg
Our client located in the south of Luxembourg is looking for an IT System Administrator Linux to strengthen the IT department. They are present in the market for more than 10 years to provide marketing solutions. This innovative start-up is searching for an IT System Administrator Linux who has 2 years of experience in a similar role and speaks French and English. You will work with the support team to meet customers’ needs. You will join a dynamic and growing company that used the newest technologies. You will be responsible for setting up and monitoring the production environment for digital marketing solutions You will provide support to end-users for all infrastructures implemented Implementing new projects in collaboration with your teammates You are familiar with scripting languages (bash, python, Perl...) You have a strong knowledge of Linux systems administration, Docker, PHP, and LEMP/LAMP environments and you already managed a CMS on a Linux server You are open-minded and a good communicant Salary according to profile, around 50k Bonus at the end of the year Flexible working hours Possibility of homeworking Growth opportunities
CDI

Offre d'emploi System Administrator Architect in Luxembourg

EYETECH SOLUTIONS
Publié le

60k-70k €
Luxembourg
Our client is an established IT services company in Luxembourg and is looking for a System Administrator Architect to join their ’IT Infrastructure’ division. You will join a dynamic and knowledgeable team within the company where you will focus on the infrastructure in a Linux environment. This company is searching for someone who has more than 3+ years of experience in the same or similar role and speaks English fluently. Your role as a System Administrator Architect will be to contribute to the installation and management services in Linux. You will also have the responsibility of monitoring, maintaining of physical and virtual servers and log management. You will be using the principles of security You will contribute to the command of monitoring tools (Observium, Solarwinds) You will be working with infrastructure backup tools You have a Computer Science degree or similar You are fluent in English You have Team Leader experience An attractive salary of up to €70k depending on experience Free Parking Discretionary bonus based on performance Meal vouchers The opportunity to join a supportive team and opportunities to evolve Pleasant premises to work in the Luxembourg office
CDI

Offre d'emploi System Administrator LINUX Senior

EYETECH SOLUTIONS
Publié le

60k-70k €
Luxembourg
An IT services company is looking for a System Administrator LINUX Senior to join their IT infrastructure department. You will be joining a dynamic team and you will be working on maintaining and managing Linux services. This company is searching for someone who has at least 3 years of experience in the same or similar role and speaks English fluently. Your role as a System Administrator LINUX Senior will be to install and manage physical or virtual servers and workstations. You will join a cohesive and supportive team within the company where you will be focusing on user management. You will be implementing your knowledge of principles of security. You will be using monitoring tools (SolarWinds) You will be working on Cloud infrastructure You have a Bachelor’s degree in Computer Science You have experience in a Linux environment You are a strong team player You are familiar with command of infrastructure tools An attractive salary around €70k based on experience Meal vouchers A stimulating IT environment Canteen on site Bonus Meal Vouchers Moreover, you will be working in a beautiful location
CDI

Offre d'emploi Administration systèmes réseaux

HAYS MEDIAS
Publié le

35k-45k €
Avignon, Provence-Alpes-Côte d'Azur
Notre client, acteur de l’enseignement, spécialisé dans les activités de formation, de recherche, de développement, proposant un environnement de travail de confiance avec une politique de formation ambitieuse et des avantages, recherche, un Administrateur systèmes et réseaux Linux, en CDI à Avignon, dans le cadre du développement de son activité. Une appétence avec le domaine de l’éducation est appréciée. Vous appréhendez les différents métiers informatiques tout en étant au cœur de la résolution de problèmes des utilisateurs du site et participez à la gestion des moyens généraux en apportant votre soutien à la direction du site. Au sein des équipes qui développent et conduisent des projets transversaux, vous êtes le garant de la bonne application des processus et interventions informatiques données par la direction et les référents métiers. De plus, vous êtes responsable de l’installation et de l’administration de l’ensemble des équipements réseau et serveurs, ainsi que de la sécurité des données qui sont stockées sur le réseau, vous occupez de l’installation, de l’administration des serveurs VMWare, ainsi que de l’administration des baies de stockage et des politiques de sauvegardes, effectuez un suivi rigoureux de l’évolution des matériels, des logiciels de l’ensemble des équipements, définissez, les besoins en postes informatiques, les configurations des matériels des serveurs, des postes utilisateurs ainsi qu’en câblage réseau, en puissance de transfert des données et en points de connexion, êtes également responsable des déploiements massifs des postes utilisateurs. Par ailleurs, vous prenez en charge l’assistance de premier niveau des utilisateurs des applications métiers, analysez les difficultés rencontrées, participez à la définition des demandes d’évolutions ou de corrections nécessaires, êtes amené à proposer des solutions d’évolution sur le réseau de l’entreprise, travaillez sur des pistes d’optimisation et réfléchissez à des alternatives innovantes qui apportent toujours plus de performances. Issu d’une formation type Bac +2 minimum en informatique, vous maîtrisez les technologies des systèmes, des réseaux, de la virtualisation de serveur, ainsi que l’environnement Linux, Windows, VMWARE, Docker. Les contraintes de l’intranet et internet n’ont pas de secret pour vous et vous êtes capable d’identifier rapidement un dysfonctionnement afin d’apporter les correctifs nécessaires. Par ailleurs, vous aimez être en contact avec des équipes variées, possédez un sens de l’efficacité et de la qualité de service qui vous permet de vous ajuster aux différents utilisateurs et à leurs besoins, savez prioriser et faire remonter les difficultés avant qu’elles ne deviennent bloquantes dans la qualité de service, êtes aussi capable de prendre du recul sur les technologies mises en place, de définir en lien avec le DSI, une architecture technique et d’assurer l’évolution et la maintenance de cette architecture dans un mode préventif. En dehors de ces compétences techniques, vous êtes rigoureux, adaptable, curieux, créatif, autonome, aimez travailler en équipe et êtes passionné par les nouvelles technologies.
Freelance

Mission freelance System Administrator - Site reliability engineer anglais courant

HIGHTEAM
Publié le

36 mois
Île-de-France, France
Les services d’infrastructures sont gérés par plusieurs équipes, vous rejoindrez l’une de ces équipes avec pour objectif aujourd’hui : - Améliorer l’infrastructure DNS, de la phase de conception au déploiement en production - Améliorer la stabilité, l’évolutivité, la sécurité, la résilience et les performances de l’infrastructure DNS - Développer de nouveaux services de fonctionnalités DNS, pour améliorer l’autonomie, la vélocité et l’innovation de nos clients - Intégrer les produits de la communauté dans notre écosystème - Développez vos propres outils, avec des scripts simples ou un langage de programmation avancé - Accompagner les métiers pour migrer leur solution actuelle dans notre toute nouvelle Infra avec code, automatisation et CICD - Gérer, innover et créer des services et des outils d’infrastructure qui améliorent en permanence la disponibilité, l’évolutivité et l’efficacité d’Ingenico - Travailler de manière interfonctionnelle pour créer des systèmes de production rapides, fiables et résilients - Développer, configurer et améliorer notre pile d’automatisation et nos pipelines CI/CD. Excellent knowledge of DNS Excellent knowledge of Linux Servers Comfortable with multi DC setup (in different countries) Comfortable with source version control like Git, GitLab, GIT flows and CICD Comfortable with Scripting (bash / python / ruby / puppet / CICD) Used to work with Puppet (we do everything with puppet) Used to work with Terraform (we aim that all pieces of infra is defined with code) Experienced in a programming language (java / GoLang / python) Experience with hybrid infra (On-prem + cloud) Understanding of network protocol (IP, DHCP, DNS, BGP, Load balancing, ) Good english - Créez une documentation que chaque collaborateur peut utiliser, améliorer et partager. Documentation technique et documentation utilisateur. - Tâches opérationnelles quotidiennes (gestion du changement, surveillance des applications, déploiement des applications, ...) - Sécurisez nos services, évidemment dans l’industrie du paiement la sécurité est incontournable et doit être prise en compte dès le début
Freelance

Mission freelance Un Administration Système et Support sur Lyon

Smarteo
Publié le

3 mois
Lyon, Auvergne-Rhône-Alpes
Smarteo recherche pour l’un de ces clients, Un Administration Système et Support sur Lyon Description: Prestation Administration Système Confirmé Administration Système et Support N3 système environnement Windows 7/10/11 et Windows Serveur 2012/2019, Linux Serveur et Poste de travail, AD, WSUS, SCCM. Compétences : MS SCCM 2012 R2,MS Windows Server 2019,Linux,MS Windows Server Update Services (WSUS. Si vous êtes intéressé, merci de me faire parvenir votre TJM ainsi que votre CV à jour au format Word