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Expert Intégration Réseaux 
 
Client : 
On recherche actuellement un Expert Intégration Réseaux pour l’un de nos clients qui est un acteur majeur dans le secteur de la télécommunication basé à Rennes ou Nantes. 
 
Vos tâches : 
• Réaliser des missions de conseil. 
• Encadrer et coordonner si besoin une équipe de réalisation technique interne ou externe. 
• Réaliser des prestations d'ingénierie. 
• Intégrer des solutions dans les environnements clients (maquettage, 
paramétrage des équipements, réalisation des migrations, etc.). 
• Assurer la formation de nos clients sur les solutions déployées. 
• Epauler le chef de projets en phase réalisation. 
 
Votre profil :
<ul>
	<li>5 à 8 ans d’expérience dans le secteur de la télécommunication ou un secteur similaire.
	<li>Expérience Cisco, HPE/Aruba, Meraki, Huawei…
	<li>Certification niveau CCNP ou équivalent minimum
	<li>La maîtrise d'une ou des technologies suivantes serait un atout :
</ul>
               - SDWAN (Meraki, Aruba, Cisco, VMWare, Palo-Alto…) 
               - WLAN (Cisco, Meraki, Aruba, Huawei) 
               - SDN : CISCO SDA ou équivalent chez d’autres constructeurs.

<ul>
	<li>Anglais technique
	<li>Permis B
</ul>
Au-delà des compétences techniques, vous êtes curieux(se), passionné(e) par les nouvelles technologies, autonome et vous avez un esprit d'équipe. Votre bon relationnel et sens de la communication vous permettent de construire une relation de confiance avec vos collègues et les clients. 
 
 
Qui sommes-nous ? 
Groupe Halian : 
Avec plus de 27 ans d'expérience, nous avons compris que l'innovation est le seul moyen de fournir des solutions agiles et pratiques qui transforment les entreprises et les carrières. 
Nos services de ressourcement et nos services intelligents vous aident à réaliser le potentiel de demain. Découvrez les choses étonnantes qui sont possibles lorsque vous réunissez les bonnes personnes et les bonnes technologies. 
 
 
 
 
#LI-SE1

Expert Intégration Réseaux

<ul>
	<li class="paragraph" style="margin-top: 0.0in;margin-right: 0.0in;margin-bottom: 0.0in;">
	We're a forward-thinking company looking for an experienced Mainframe Database Administrator to join our dedicated DB mainframe team. Our mission is to maintain the integrity of our legacy systems while leveraging cutting-edge technologies to drive innovation and efficiency. 
	 

	Responsibilities: 
	 

	Oversee backup and recovery processes using advanced tools.

	Ensure data resilience and continuity in case of system failures.

	Utilize expertise in logical and physical database design to optimize performance.

	Troubleshoot database performance issues and implement query tuning concepts.

	Perform data management tasks, including loading/unloading, updating, and removing data.

	Maintain data accuracy and integrity as a reliable data source.

	Monitor and manage database space, purging obsolete data, and reclaiming resources.

	Implement archiving and purging strategies for large application tables.

	Identify and troubleshoot database issues with high priority, ensuring minimal downtime.

	Monitor database backups and maintenance jobs, resolving any failures promptly.

	Monitor databases for unusual activities and restrictive states, proactively addressing issues.

	Regularly check logs for any signs of anomalies or errors.

	Provide support to development teams on day-to-day issues such as bind problems and resource unavailability. 
	 

	Requirements: 
	 

	Proficiency in z/OS operating system and related utilities and tools (TSO, SDSF, JES2, DFSMS, USS).

	Expertise in operating system performance tuning and monitoring.

	Familiarity with z/OS backup and recovery scenarios, particularly with the DFHSM subsystem.

	5+ years of mainframe DBA experience.

	Proficiency in TSO/ISPF for efficient navigation in the mainframe environment.

	Strong skills in JCL coding for scripting solutions.

	Solid understanding of COBOL-DB2 programming and debugging.

	Familiarity with basic IBM Utilities (LOAD, UNLOAD, REORG, RUNSTATS, etc.).

	Knowledge of DB2 Tools, including CA Platinum tools and Data Propagator, to streamline operations. 
	 

	Join Us: 
	 

	If you're a seasoned Mainframe Database Administrator looking to make an impact in a dynamic environment, we encourage you to apply. 
	
</ul>

#LI-EK3

Mainframe Engineer

Nature of tasks 
- Architect, design, install and configure network solutions (e.g. switches, firewalls, routers, load balancers, SDN solutions, VPN, network protocols, network encryptors, etc); 
- Implement network maintenance routines and schedules;  
- Implement and operate orchestration/automation tooling to maintain and extend network solutions; 
- Implement and operate network management, reporting and monitoring tooling; - Troubleshoot, diagnose and solve network issues; 
- Implement and operate network-related software providing shared services; - -- - Implement network backup, restore, performance tuning and analysis; 
- Produce and maintain network technical documentation and operational procedures; 
- Protecting data, software, and hardware by coordinating, planning and implementing network security measures; 
- Planning, installing, testing and conducting surveys of wireless network installations; Knowledge and skills 
- A network SME with extensive detailed design expertise; 
- Strong understanding of network infrastructure hardware and software; 
- Makes a significant contribution to the investigation, diagnosis and resolution of network problems; 
- Ability to implement, administer, and troubleshoot network infrastructure devices, including wireless access points, firewall, routers, switches, controllers; - - Secure layered tunnelling, VPNs (including client-based and site to site); 
- Good technical knowledge of TCP/IP, routing, switching and network engineering; 
- Strong analytical skills for troubleshooting of Ethernet based telecommunication networks; 
- Ensures that all requests for support are dealt with according to set standards and procedures. 
 
Experience 
- Minimum 10 years of experience in the defined area of expertise; 
- Network and/or wireless Certification which could include: CISCO Certified Network Administrator (CCNA) and/or CCNA-Wireless (CCNA-W) and/or Certified Wireless Network Administrator (CNWA) or equivalent WLC and WAP

Network Specialist 

We're seeking a highly skilled Senior Storage Systems Engineer to join our dynamic team. This role offers the opportunity to work on cutting-edge technologies and be at the forefront of innovation in storage deployment and migration. 
 
Key Responsibilities: 
 
 
Lead the deployment and migration of SAN switches, with a focus on Brocade DCX. Expertise in BNA/MAPS/FOS is crucial for ensuring seamless integration and performance optimization. 
Manage and maintain various storage platforms including Dell EMC Unity, Dell EMC Vplex, Dell EMC Elastic Cloud Storage, and Dell EMC Isilon. Proficiency in these platforms is essential for effective storage resource allocation and data management. 
Utilize deep knowledge of Hitachi VSP Platform, encompassing SVOS, SAM4H, and VSM, to oversee storage operations and ensure maximum efficiency and reliability. 
Mandatory expertise in scripting languages such as bash, KSH, and Perl to automate routine tasks and streamline storage management processes. Familiarity with Ansible is an added advantage for orchestrating complex storage environments. 
Demonstrate proficiency in Unix volume management systems including ZFS, AIX MPIO, and Linux Device Mapper for efficient storage provisioning and performance optimization. 
Possess a strong understanding of ESX vCenter for managing virtualized storage environments and ensuring seamless integration with virtual infrastructure. 
Apply ITIL principles and best practices to storage operations, ensuring adherence to standardized processes and continuous improvement in service delivery. 
 
Requirements: 
 
Good experience working on SAN switches deployment & migration, specifically with Brocade DCX. 
Proficiency in managing Dell EMC Unity, Dell EMC Vplex, Dell EMC Elastic Cloud Storage, and Dell EMC Isilon. 
Deep understanding of Hitachi VSP Platform, including SVOS, SAM4H, and VSM. 
Mandatory expertise in scripting languages such as bash, KSH, and Perl. 
Familiarity with Ansible is an asset. 
Strong knowledge of Unix volume management systems (ZFS, AIX MPIO, Linux Device Mapper). 
Proficiency in ESX vCenter management. 
ITIL knowledge and adherence to IT service management best practices. 
Fluency in English and French; Spanish proficiency is an asset. 
 
we invite you to join our team and make a significant impact in the realm of storage systems engineering.

 

#LI-EK3

Storage Engineer

<h2>Job description</h2>

 

To strengthen our team of database engineers, we are seeking a professional experienced in managing Oracle databases on Unix, with a preference for experience on AIX/Solaris.

 

 

<h2>Responsibilities</h2>

<ul>
	<li>Ensure the management and administration of Oracle databases on Unix.
	<li>Collaborate with the team to ensure availability, performance, and security of the databases.
	<li>Participate in incident resolution and implementation of patches.
	<li>Contribute to performance optimization and capacity management of the databases.
	<li>Ensure on-site presence during the integration period, then work autonomously based on management's discretion.
	<li>Collaborate with technical and operational teams to ensure compliance with data security and governance standards.
	<li>Opportunity for remote work in accordance with our policy after the integration period.
</ul>

 

<h2>Required skills</h2>

<ul>
	<li>Proven experience in managing Oracle databases on Unix, with a preference for experience on AIX/Solaris.
	<li>Proficiency in database administration and configuration of Oracle databases.
	<li>Intermediate level as a DBA (Mid-level).
	<li>Proficiency in English and French, knowledge of Spanish would be a plus.
	<li>Knowledge of Ansible would be a plus.
	<li>At least one of the following skills is mandatory in addition to Oracle:
	<ul>
		<li>Knowledge of MSSQL.
		<li>Knowledge of DB2 Open.
		<li>Knowledge of PostgreSQL.
		<li>Knowledge of Sybase.
		<li>Knowledge of MongoDB.
	</ul>
	
</ul>

 

This job presents an excellent opportunity for a professional passionate about managing Oracle databases on Unix and eager to join a dynamic and innovative team. If you fit this profile, do not hesitate to apply now.

#LI-EK3

DBA Oracle

Technologiegestaltung in der Cloud: Wir suchen einen visionären Experten, der unsere AWS-Cloud-Landschaft maßgeblich mitgestaltet und verwaltet. Deine Aufgabe umfasst die Optimierung von Diensten wie EC2, Storage (EFS, S3, EBS) und VPC, um sowohl Effizienz als auch Sicherheit zu maximieren.

Containerisierung und Orchestrierung als Kern: Als Herzstück unserer Infrastruktur setzen wir auf Docker und Kubernetes, um Deployment-Prozesse zu revolutionieren und die Skalierbarkeit sowie Stabilität unserer Anwendungen zu gewährleisten.

Meister des Überwachens und Behebens: Du bist Experte in der Konfiguration von Monitoring-Tools wie Prometheus, Grafana und OpenSearch. Deine Fähigkeiten im Troubleshooting sind unübertroffen, sodass du Systemprobleme blitzschnell identifizieren und beheben kannst.

Verwaltung und Automatisierung von Servern: Als Kapitän unserer Linux-Server setzt du auf die neuesten Technologien wie Infrastructure as Code (IaC) mit Terraform und Ansible, um eine effiziente und zuverlässige Infrastrukturverwaltung zu gewährleisten.

CI/CD-Pipelines als Lebensader: Du entwickelst und pflegst CI/CD-Pipelines mit einem Fokus auf Jenkins und Bitbucket Pipelines, um den Entwicklungsprozess zu automatisieren und unsere Projekte auf Kurs zu halten.

Sicherheit und Compliance als oberste Priorität: Dein tiefes Verständnis für kryptografische Verfahren stellt sicher, dass unsere Systeme stets geschützt sind und die Einhaltung von IT-Sicherheits- und Datenschutzstandards gewährleistet ist.

Dein Profil:

Du besitzt ein tiefgreifendes technisches Verständnis und umfangreiche praktische Erfahrung in den Bereichen Cloud-Infrastruktur, IT-Netzwerke, Containerisierung, Servermanagement, CI/CD, Versionskontrolle sowie IT-Sicherheit und Kryptographie.

Deine starken analytischen Fähigkeiten machen dich zum Experten im Troubleshooting, und deine Begeisterung für agiles Arbeiten treibt dich stets zu neuen Höchstleistungen an.

Deine ausgezeichneten Kommunikationsfähigkeiten und Teamgeist machen dich zum unverzichtbaren Mitglied unseres Teams.

Wir suchen einen leidenschaftlichen Cloud-Architekten und Automatisierungsspezialisten, der unsere Vision teilt und uns dabei unterstützt, unsere Ziele in einer dynamischen und sich schnell entwickelnden Umgebung zu erreichen. Wenn du bereit bist, an spannenden Projekten mitzuarbeiten und einen nachhaltigen Einfluss auf unser Unternehmen zu haben, freuen wir uns auf deine Bewerbung. 
 
#LI-LB6

DevOps Engineer

Nous sommes activement à la recherche d'un Administrateur Systèmes et Réseaux pour rejoindre une équipe dynamique en Alsace.

Responsabilités :

<ul>
	<li>Fournir un support réactif aux équipes de RUN.
	<li>Être l’interface de la production auprès des équipes N3 et chefs de projet de l’Eurométropole.
	<li>Prendre en charge le suivi des actions d’amélioration continue.
	<li>Assurer le rôle de coach pour les nouveaux arrivants sur les périmètres techniques, définir les cursus de formation et suivre leurs réalisations jusqu’à l’obtention des permis d’opérer.
	<li>Assister les team leader dans le suivi des périmètres techniques.
</ul>

Profil recherché :

<ul>
	<li>Diplôme universitaire en informatique, génie logiciel ou dans un domaine connexe.
	<li>Expérience avérée dans l'administration des systèmes et réseaux, idéalement dans un environnement de production.
	<li>Maîtrise des concepts et des outils liés à l'administration des infrastructures informatiques.
	<li>Compétences en résolution de problèmes techniques et en diagnostic d'incidents.
	<li>Capacité à travailler efficacement en équipe et à communiquer de manière claire et concise.
	<li>Esprit d'initiative, autonomie et capacité à gérer les priorités dans un environnement dynamique.
	<li>Connaissance des bonnes pratiques de gestion des incidents et des problèmes (ITIL).
	<li>Maîtrise de l'anglais technique serait un atout.
</ul>
#LI-EK3

Référent Réseaux- Juniper/Aruba/Palo Alto

Backend-Entwicklung mit Java: Gestalte und pflege unsere hausinternen Java-Applikationen und Microservices, die auf Spring Boot und JPA/Hibernate basieren. 
 
Sicherheit und Authentifizierung im Fokus: Errichte solide Sicherheitsmaßnahmen und Authentifizierungssysteme mithilfe von Spring Security und Keycloak. 
 
CI/CD und DevOps im Einsatz: Nutze Bitbucket zur Versionsverwaltung und für CI/CD-Pipelines, um nahtlose Entwicklungs-, Test- und Bereitstellungsprozesse sicherzustellen. Unterstütze die hochverfügbare und skalierbare Bereitstellung unserer Anwendungen in der AWS-Cloud. 
 
Qualitätssicherung gewährleisten: Erstelle umfassende Unit- und Integrationstests mit JUnit und anderen Test-Frameworks, um die Codequalität zu sichern. Führe regelmäßige Code-Reviews durch und praktiziere Pair-Programming. 
 
Agiles Arbeiten im Fokus: Sei aktiv in unserem agilen Entwicklungsprozess involviert, inklusive täglicher Stand-ups, Sprint-Planung und Retrospektiven. 
 
Dein Profil: 
 
Du hast einen Hochschulabschluss in Informatik, Softwareengineering oder einer ähnlichen Fachrichtung. 
 
Mehrjährige Erfahrung in der Java-Entwicklung, idealerweise mit Fokus auf hausinterne Anwendungen. 
 
Du besitzt profunde Kenntnisse in Java und dem Spring Framework, insbesondere Spring Boot und Spring Security. Erfahrung mit ORM-Technologien wie JPA/Hibernate und Authentifizierungssystemen wie Keycloak sind von Vorteil. 
 
Erfahrungen in der Arbeit mit AWS sowie Verständnis für Cloud-Bereitstellung und -Verwaltung sind wünschenswert. 
 
Praktische Erfahrung mit Bitbucket zur Versionsverwaltung und Einrichtung von CI/CD-Pipelines. 
 
Du legst großen Wert auf Testautomatisierung und sauberen Code. 
 
Ausgeprägte Team- und Kommunikationsfähigkeiten sowie die Fähigkeit, effektiv in einem agilen Umfeld zu arbeiten. 
 
#LI-LB6

Java Backend Developer

Problem Manager  
Our client is an International Financial Institution looking for an experienced Problem Manager. 
 
Key Responsibilities  
<ul>
	<li class="paragraph" style="margin-top: 0.0cm;margin-right: 0.0cm;margin-bottom: 0.0cm;">Track and communicate progress of problem(s) to relevant parties. 
	<li class="paragraph" style="margin-top: 0.0cm;margin-right: 0.0cm;margin-bottom: 0.0cm;">Review progress/results with technical teams and/or (senior) management 
	<li class="paragraph" style="margin-top: 0.0cm;margin-right: 0.0cm;margin-bottom: 0.0cm;">Maintain Known Error database. 
	<li class="paragraph" style="margin-top: 0.0cm;margin-right: 0.0cm;margin-bottom: 0.0cm;">Problem management reporting and metrics 
	<li class="paragraph" style="margin-top: 0.0cm;margin-right: 0.0cm;margin-bottom: 0.0cm;">Meet with Problem Owner to review process and procedures. 
	<li class="paragraph" style="margin-top: 0.0cm;margin-right: 0.0cm;margin-bottom: 0.0cm;">Accountable for the formal closure of all Problem records for their support area 
	<li class="paragraph" style="margin-top: 0.0cm;margin-right: 0.0cm;margin-bottom: 0.0cm;">Identifies and defines critical success factors, and KPIs. 
	<li class="paragraph" style="margin-top: 0.0cm;margin-right: 0.0cm;margin-bottom: 0.0cm;">Reviews After Action Reports 
	<li class="paragraph" style="margin-top: 0.0cm;margin-right: 0.0cm;margin-bottom: 0.0cm;">Accountable for the resolution of operational problems and issues that impact service delivery in all service deliverables 
	<li class="paragraph" style="margin-top: 0.0cm;margin-right: 0.0cm;margin-bottom: 0.0cm;">Ensure operational effectiveness and efficiency of Problem Management process. 
	<li class="paragraph" style="margin-top: 0.0cm;margin-right: 0.0cm;margin-bottom: 0.0cm;">Manage compliance of Service Provider Groups to Problem Management process 
	<li class="paragraph" style="margin-top: 0.0cm;margin-right: 0.0cm;margin-bottom: 0.0cm;">Proactive in identification of potential problems before incidents occur. 
	<li class="paragraph" style="margin-top: 0.0cm;margin-right: 0.0cm;margin-bottom: 0.0cm;">Drive technical teams to complete root cause analysis (RCA) to include the identification of permanent corrective actions on IT infrastructure, applications and databases using proven problem analysis methods (Kepner Tregoe, Ishikawa/Fishbone, Failure Mode, and Effects Analysis [FMEA (Failure Mode and Effects Analysis)]) 
	<li class="paragraph" style="margin-top: 0.0cm;margin-right: 0.0cm;margin-bottom: 0.0cm;">Produce trends analysis of recurring Problems/Incidents - extract trends on Incident types, Customer types, key problem areas, depts, hardware types etc 
</ul>
  Skills  
 Assist work groups in prioritising workload to meet service level commitments. 

<ul>
	<li class="paragraph" style="margin-top: 0.0cm;margin-right: 0.0cm;margin-bottom: 0.0cm;">At least 5 years’ experience in Problem Management 
	<li class="paragraph" style="margin-top: 0.0cm;margin-right: 0.0cm;margin-bottom: 0.0cm;">Deep understanding of Service Management best practices such as ITIL, particularly Service Transition, Service Operations and CSI Inquisitiveness understood as desire to seek the origin of the problem. 
	<li class="paragraph" style="margin-top: 0.0cm;margin-right: 0.0cm;margin-bottom: 0.0cm;">Ability to associate information, analytical thinking. 
</ul>

<div class="paragraph" style="margin-bottom: 0.0cm;margin-right: 0.0cm;margin-top: 0.0cm;">
Halian Group

With over 25 years of experience, we have come to understand that innovation is the only way to provide agile, practical solutions that transform businesses and careers.

Our resourcing and smart services help you to realize tomorrow’s potential. Discover the amazing things possible when you bring the right people and the right technologies together. 
 
#LI-FC4
</div>

Problem Manager

We're seeking a dynamic individual to drive our data migration process, ensuring the seamless transition of critical business data to support our transformation initiatives. If you're passionate about data management and thrive in a collaborative environment, this role might be for you!

Key Responsibilities:

<ul>
	<li>Develop detailed business data migration plans in collaboration with project managers, technical teams, and data specialists.
	<li>Ensure the delivery of high-quality data that meets functional requirements and supports migration efforts from legacy to new systems.
	<li>Guide and support business data subject matter experts (SMEs) and data cleansers in understanding data requirements, best practices for cleansing, and enrichment.
	<li>Manage business data SMEs and data cleansers to execute migration plans effectively.
	<li>Collaborate with technical cutover leads and the wider data team to integrate business data into technical cutover and migration plans.
	<li>Communicate and manage sprint plans, updates, and changes to stakeholders and action owners.
	<li>Validate data quality through checkpoints and sprint reviews, identifying and addressing issues as needed.
	<li>Collaborate with legacy IT teams to improve data quality at the source.
	<li>Provide updates to the Data BPO/Data Gov Board on status and recommendations for meeting milestones and quality requirements.
	<li>Coordinate data stand-ups with business teams and oversee delivery of data activities.
	<li>Identify and mitigate risks and issues, escalating as necessary.
	<li>Capture lessons learned from each sprint and migration for actionable improvements.
</ul>

Required Skills and Experience:

<ul>
	<li>Strong commercial understanding of business IT systems, master data management, and transactional data.
	<li>Experience with Oracle MOM suite and/or BY Supply Chain/SCPO/RPO suites preferred.
	<li>Background in business/commercial teams or data management in similar IT landscapes.
	<li>Experience executing tasks against critical paths and deadlines, managing priorities effectively.
	<li>Supervisory experience directing or leading teams, directly or indirectly.
	<li>Track record of adopting and implementing new processes.
	<li>Experience working or leading in cross-functional teams.
	<li>Excellent communication skills to convey requirements and manage challenges effectively.
	<li>Interpersonal skills to build trust and confidence among peers and business users.
	<li>Ability to prioritize tasks and escalate queries for support or decision-making.
	<li>Attention to detail and precision in task execution.
	<li>Passion for the role of data management in successful transformation programs.
	<li>Customer-first approach with experience in multi-functional environments.
</ul>