Senior Unix/Linux System Administration

Finding experienced Unix and Linux system administrators for short-term or project-based work is genuinely hard. Your existing staff are stretched, your backlog is growing, and you have projects that need to move forward. We can help.

If you need someone to work with you for 3–6 months — or on a day-to-day basis for ongoing operations — IT3 Consultants is available on contract. Flat monthly rates are available for engagements longer than 4 months.

What Experience Can IT3 Consultants Offer You?

Unix systems and Local Area Networking integration, management, consulting, and support.
Over 30 years of experience in communications, operating systems, and infrastructure support and development.
In-depth understanding of heterogeneous computing environments: Internet access, security, Unix internals, hardware/software interfaces, project management, and customer support.
MySQL and Oracle basic database administration.
HP Serviceguard cluster configuration, installation, and maintenance (HP-UX and GNU/Linux), including:
- Campus Cluster
- Metro Cluster
- Disaster Tolerant Cluster (Continental Cluster)
Kubernetes Administration:
- Red Hat OpenShift (OCP certified)
- SUSE Rancher with RKE2 and k3s
In-depth knowledge of the following hardware platforms and operating systems:
- PA-RISC and IA64 (Hewlett-Packard), HP-UX 11.00, 11i, 11.23 and 11.31
- Linux 4.x, 5.x and 6.x (IA32/64, AMD64, ARM, AWS EC2)
- SPARC (Sun/Oracle), Solaris 8, 9, 10 and 11
- RS/6000 (IBM), AIX
- Intel (IA32, x86_64), Windows Server, BSD UNIXes
- Cisco routers and IOS (basic configurations)
- HP XP, HP 3PAR, and EVA storage
- EMC storage
- VMware vSphere
Building software packages (including patch bundles) for HP-UX, Solaris, and Linux
Implementing backup and restore solutions (Data Protector, Bareos, and others)
Developing and implementing security policies
Implementing firewall software according to security policies (Open Source solutions)
Support services and consultancy on Relax-and-Recover (ReaR)