Comprehensive UNIX systems administration solutions

Stability, security and high performance for your company’s critical infrastructure.

We support organizations in the administration, optimization and evolution of their UNIX platforms, ensuring maximum availability, robust security and predictable performance in critical environments.

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Protected servers connected to the cloud

UNIX systems

Why UNIX in the cloud era?

Availability

In environments where downtime is not an option, UNIX systems remain the operational heart of the most demanding industries: banking, telecommunications and energy.

Modernization

It is not just about maintaining legacy systems; it is about ensuring maximum availability, robust security and predictable performance on optimized hardware architectures.

Service

Our consulting and administration services ensure your UNIX platforms operate to the highest standards of efficiency and security.

Specialties

Our specialties by platform

IBM AIX

Enterprise power and virtualization

Optimization

Optimization of environments on IBM Power Systems architectures. We focus on getting the most out of this platform’s flexibility and resilience.

Advanced virtualization

Configuration and management of LPARs (Logical Partitions), VIO Servers (Virtual I/O) and Micro-Partitioning to optimize CPU and memory usage.

High availability

Implementation and support of IBM PowerHA (HACMP) clusters to ensure business continuity.

Storage management

Advanced logical volume administration with LVM (Logical Volume Manager) and JFS2 tuning.

Maintenance and updates

Application of TLs (Technology Levels), SPs (Service Packs) and OS version migrations.

HP-UX

Resilience for mission-critical workloads

Support

Specialized support for Hewlett Packard Enterprise (HPE) Integrity environments and Itanium/PA-RISC based architectures.

Partitioning and virtualization

Administration of HP vPars (Virtual Partitions) and Integrity Virtual Machines (IVM).

Risk mitigation

Configuration of high availability environments with HP Serviceguard.

Secure storage

Volume management with HP-UX LVM and Veritas Volume Manager (VxVM).

Hardening and patching

System security audits and controlled deployment of Patch Bundles.

Oracle Solaris

Data security and scalability

Administration

Expert administration of the operating system that pioneered container technologies and advanced file systems (Sun Microsystems heritage).

ZFS at its best

Design and administration of ZFS storage pools, ensuring data integrity, instant snapshots and efficient clones.

Lightweight virtualization

Application deployment and isolation using Solaris Zones / Containers (both native and branded zones).

Advanced diagnostics

Real-time troubleshooting of complex performance issues with DTrace.

Safe updates

Operating system lifecycle management with IPS (Image Packaging System) and Boot Environments.

BSD ecosystem

Network stability and open source

Robustness

We leverage the robustness of BSD variants (FreeBSD, OpenBSD, NetBSD) for network infrastructure and edge servers independent of commercial vendors.

Edge security (firewalls)

Configuration of highly secure corporate firewalls based on PF (Packet Filter) or IPFW.

Advanced file systems

FreeBSD deployments with native ZFS support, ideal for mass storage servers (Storage/NAS).

Network optimization

TCP/IP stack tuning for load balancers, high-traffic web servers and VPN services.

Automation

Package management (pkg) and optimized builds through the Ports system.

Our service pillars

Audit and hardening

We assess the security of your UNIX servers, closing gaps and enforcing strict access control policies.

Task automation

Fewer human errors through custom scripts (Shell Scripting, Bash, automation tools) for routine maintenance and backups.

Proactive monitoring

Metrics to track the health of CPU, memory, disk IO and network connectivity, anticipating failures.

Support and migration

Technical assistance for daily administration and complex migration projects to new platforms or hybrid clouds.

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Linux

Linux systems administration and optimization

Boost the stability, security and scalability of your technology infrastructure.

In today’s business environment, continuity depends on robust, secure and efficient operating systems. Linux is the engine behind the world’s most important servers and cloud platforms.

Our service is designed to keep your infrastructure running at 100%, optimizing resources and protecting your critical information.

Why choose Linux, and what can we do with it?

Thanks to its flexibility, stability and open-source architecture, with Linux we can:

Cut licensing costsEliminate recurring license fees for operating systems and databases.
Ensure high availabilityWe build fault-tolerant environments so your services never stop.
Maximize securityStrict hardening policies and process isolation to mitigate attacks.
Automate complex tasksAdvanced scripts reduce human error and speed up deployments.
Scale without limitsFrom a single on-premise server to complex cloud architectures or container environments.

Service catalog

Solutions we provide

1Installation, migration and base configuration

Installation and base hardening

Optimized deployment of enterprise distributions (Red Hat, Rocky Linux, Debian, Ubuntu Server) under strict security standards.

System migration

Clean physical-to-virtual (P2V) transitions, or migrations from Windows Server environments to Linux.

Advanced storage management

Configuration and administration of logical volumes (LVM), software/hardware RAID and optimized file systems (XFS, EXT4).

Offline/online patching

Security patch lifecycle management, even in critical air-gapped environments (local repositories).

2Security and access control

Server hardening (OS hardening)

Strict security policies, port auditing and disabling of unnecessary services.

Secure SSH access management

Key-based authentication, secure tunnels and non-standard ports to prevent brute-force attacks.

Advanced firewalls

Custom rules and implementation with iptables, nftables or firewalld.

User and critical permission control

Fine-grained privileges (sudoers), access control lists (ACLs) and jailed environments (SFTP/SSH chroot) for contractors or specific users.

3Network services and core infrastructure

Centralized file servers

Samba environments (for hybrid Windows networks) or NFS (for native Linux networks).

Essential network services

Setup and maintenance of DHCP and DNS (Bind9) servers and high-precision time sync (NTP/Chrony).

High-performance web servers

Deployment, optimization and tuning of Apache and Nginx with SSL/TLS certificates (Let's Encrypt).

Reverse proxies and load balancers

Nginx or HAProxy to distribute traffic and protect backend application servers.

4Databases and backups

SQL/NoSQL databases

Installation, configuration and optimization of engines such as PostgreSQL, MySQL and MariaDB.

Automated backup strategies

Local and remote backup policies (rsync, rclone or enterprise tools) with data encryption.

Disaster recovery

Contingency plans and fast-restore scripts to ensure continuity after catastrophic failures.

5Automation, monitoring and performance

Task automation (scripting)

Bash or Python scripts for preventive maintenance, log purging and scheduled jobs (cronjobs).

Proactive infrastructure monitoring

Alerting systems (Zabbix, Prometheus + Grafana) to track CPU, RAM, storage and service status in real time.

Log analysis and auditing

Centralization and analysis of system logs (syslog, journald) to detect anomalies before they affect service.

Performance tuning

Kernel parameter tuning (sysctl) to get the most out of the hardware for each workload (web, database, etc.).

6Modernization, containers and advanced support

Virtualization and containers

Docker environments to isolate applications and KVM/Proxmox hypervisor management.

Multi-platform UNIX support

Administration and troubleshooting of legacy or specialized UNIX environments (Solaris, AIX, HP-UX).

Corporate local repositories

Internal software mirrors (with tools such as Reprepro) for secure package distribution.

IT security audits

Vulnerability scanning and remediation of deviations from international standards.

Tier 2 and tier 3 support

Resolution of complex incidents, kernel panics and input/output (I/O) bottlenecks.

Architecture consulting and design

Preventive advice to design new Linux infrastructures aligned with your business goals.

Our commitment

Our service is built on industry best practices (ITIL, DevOps), guaranteeing confidentiality, thorough documentation of every change and predictive support. Leave the technical complexity to us so you can focus on growing your business.

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Infrastructure

Technology infrastructure solutions

In a competitive digital environment, the stability, security and scalability of your IT infrastructure drive your business. We take care of administering, optimizing and evolving your systems.

Technology pillars: what can we do for your company?

Storage & data management

We optimize corporate storage for high availability, fast access and critical redundancy across complex enterprise environments and hybrid architectures.

Windows Server & enterprise

End-to-end management of Microsoft environments: centralized architectures, robust identity control, advanced group policies and secure remote desktop.

Linux & Unix systems

Mission-critical systems (Red Hat, Rocky/CentOS, Debian and legacy Unix) with maximum performance, stability and server hardening.

DevOps & cloud evolution

Infrastructure as code, deployment automation, container orchestration (Kubernetes) and proactive monitoring for agile environments.

Service catalog

Key solutions

Server and operating system management

Windows Server deployment and hardening

Installation, configuration and hardening of the operating system under international security standards.

Active Directory administration

Domain tree design, identity and access management, and custom group policies (GPOs).

Service and identity migration

Clean transition of file servers, domain roles and databases to updated versions or hybrid clouds.

Linux/Unix support and optimization

Advanced enterprise server administration, kernel performance tuning and complex troubleshooting.

Remote desktop environments (RDS)

Server farms for secure remote work and centralized access to ERP/CRM applications.

Storage and backup

Enterprise storage provisioning

Storage array configuration (SAN/NAS), fibre channel zoning and logical volume management.

Backup and recovery (DRP)

Automated backup policies with strict retention schemes and periodic restore testing.

High-availability data replication

Synchronous/asynchronous replication between data centers for fault tolerance.

Capacity and performance audit

Predictive analysis of data growth and optimization of storage distribution (tiering).

Automation and DevOps

Infrastructure as code (IaC)

Automated provisioning of servers and networks to avoid manual configuration.

Container orchestration

Deployment and administration of Kubernetes clusters (and enterprise flavors such as TKG) for modern applications.

CI/CD pipelines

Automated release of applications to production, reducing human error and delivery times.

Security, monitoring and continuity

Virtualization and hypervisor management

Administration and optimization of VMware, Hyper-V or KVM environments to maximize physical hardware usage.

Cloud/hybrid migration and architecture

Designing your path to the cloud (public or private) while optimizing cost and compute performance.

Tier 2 and 3 technical support

Resolution of complex infrastructure incidents with SLA-guaranteed response times.

Advanced scripting

Custom scripts (PowerShell, Bash) for audits, automated reports and routine maintenance without human intervention.

Centralized configuration management

Maintaining the desired state of hundreds of servers simultaneously.

Documentation and architecture diagrams

Complete infrastructure survey, inventories and network/system topology maps.

Cost analysis (FinOps)

Assessment of IT resource spending to eliminate redundancy and server underutilization.

Business continuity (BCP)

Action plans for critical disasters: power outages, ransomware and massive hardware failures.

Guaranteed availability

We drastically reduce unplanned downtime.

Security by design

Every server we build and every volume we configure follows industry best practices.

Painless scalability

We design architectures that grow at the same pace as your business demands.

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DevOps

DevOps consulting and engineering

Turning chaos into operational efficiency and scalability. In today’s technology landscape, speed and stability can no longer compete with each other.

DevOps is the bridge between software development and IT operations that accelerates value delivery, automates manual processes and ensures business continuity with maximum security.

Adopting a DevOps culture and architecture radically transforms the way an organization manages its technology.

Integrated storage, Windows Server, Linux and CI/CD pipeline

What can you do with DevOps?

Accelerate time-to-marketShorten the time from writing a line of code to having it running in production.
End “it works on my machine”Standardized container environments that behave identically on any platform.
Reduce infrastructure costsOptimize cloud resources (FinOps) by shutting down idle systems and scaling on demand.
Minimize human errorReplace manual, repetitive tasks with automated scripts and pipelines.
Ensure high availabilityResilient architectures that recover from failures without service interruption.

DevOps service catalog

Key solutions

1Cloud architecture and migration (CloudOps)

Cloud migration and hybridization

Planning and moving on-premise workloads to AWS, Azure or GCP.

Infrastructure as code (IaC)

Provisioning servers, networks and storage with Terraform or OpenTofu.

Cost optimization (FinOps)

Cloud resource audits to eliminate unnecessary spending and configure efficient auto-scaling.

Multicloud architectures

Redundant environments spread across multiple providers to avoid vendor lock-in.

2Containers and orchestration

Application containerization

Migrating monolithic applications to microservices with Docker or Podman.

Kubernetes administration and hardening

Design, deployment and security of K8s clusters or platforms such as VMware TKG and OpenShift.

Service mesh

Istio or Linkerd to manage communication, security and observability between microservices.

3Continuous integration and delivery (CI/CD)

CI/CD pipeline design

Automation from code integration to deployment with Jenkins, GitLab CI or GitHub Actions.

Advanced deployments

Blue-Green, Canary or Rolling Updates for zero-downtime releases.

GitOps

Configuration and deployments synchronized from Git repositories with ArgoCD or Flux.

4Operational security (DevSecOps)

Pipeline security (SAST/DAST)

Automated static and dynamic code analysis to catch vulnerabilities before production.

Centralized secrets management

HashiCorp Vault for secure handling of credentials, tokens and certificates.

System audit and hardening

Linux hardening (Debian, Rocky Linux, Red Hat) under specific security standards.

5IT automation and support

Configuration management

Automated internal server provisioning with Ansible, Chef or Puppet.

Legacy system migration

Controlled upgrade of legacy Unix/Linux (Solaris, AIX, CentOS) to modern, supported distributions.

Network automation (NetOps)

Scripts to configure firewalls, load balancers and reverse proxies (NGINX, HAProxy).

6Observability, monitoring and alerting

Infrastructure and log monitoring

Centralized metrics with Prometheus + Grafana or ELK/LGTM.

Smart alerting

Alerts via PagerDuty, Slack or Teams with predictive thresholds to mitigate incidents before users are affected.

Application performance monitoring (APM)

Transaction tracing to identify bottlenecks in databases or code.

7Business continuity and resilience

Disaster recovery (DRP)

Fast recovery, geo-replicated backups and contingency strategies for critical failures.

Enterprise storage

Configuration and tuning of high-availability storage (SAN/NAS/Object Storage).

Chaos engineering

Controlled fault injection in test environments to proactively improve resilience.

8Operations and training

24/7 support and on-call (SRE)

Specialized, proactive support focused on site stability and reliability (Site Reliability Engineering).

Team consulting and training

Technical training and cultural consulting to move traditional IT teams toward agile DevOps practices.

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