AIX Infrastructure Specialist

Employer: bitExpert
  • IT Hardware
  • IT Software
  • Job type: full-time
    Job level: 1 - 5 years of experience
  • nationwide
    Updated at: 26.09.2021
    Short company description

    bitExpert - Our pulse is cross-technology software development that beats with every line of code.

    Join our international team of more than 40 colleagues. As different as we are, we all have one thing in common – the curiosity about technology and knowledge. We are an experienced, motivated, purposeful, and cheerful team that is always looking forward to new challenges.


    We are recruiting an AIX Infrastructure Specialist for the Bucharest office.
    The working hours are from Monday till Friday from 09:00 to 19:00 (covering customer business hours, 2 shifts, 1-hour difference)

    Soft skills:

    • Ability to structure, draft and review technical documentation
    • Ability to work under pressure and remain decisive
    • Should be able to mentor junior member of the team
    • Should act as a role model
    • Willingness to learn new things
    • Extremely flexible if the workflow is changing
    • Fluent English (spoken and written)
    • Communicative competence (pro-active)
    • Team player
    • A very positive attitude towards life
    • Highly motivated

    Technical Skills:

    • Experience with AIX 4.3 – AIX 7.1
    • Experience with Power VM
    • Experience with Linux SuSE, RedHat Administration, enterprise environment
    • HMC, VIO, NIM, LPAR, Live partition Mobility Skill
    • Experience with Backup software and strategies
    • Familiarity with RAID disk technologies & SAN infrastructure
    • Shell scripting: korn, bash, Perl


    As UNIX / AIX Administrator you will be part of our Managed Services team, which provides support for the operating system (Linux/AIX) on virtualized servers on IBM Power servers by implementing standard parameter configuration and version levels. These services include providing support of IBM Power VM, the Operating System configuration for virtual servers and SAN storage (both backend storage and SVC virtualization and Fabric) and associated file systems, log files, processes, problem determination, problem resolution, software, administration tools, utilities, security, and hardware. Administrative tools are installed to allow support to be provided locally or from a remote location. Standard problem & change control processes are followed.

    Tasks and Activities:

    • Event, Incident, Problem Management (analyze alerts and logs), Root Cause Analysis
    • Install and support the IBM Power 5 to Power 9 servers, Power VM, firmware upgrades
    • Install and support the backend storage, storage virtualization, SAN fabric
    • Install and support the server operating system, system management software and operating system utilities including upgrades
    • Performance and availability analysis
    • Promote and maintain server patch management practices
    • Perform security updates
    • Ensure compliance with security guidelines
    • Liaison with Customer Security Officer
    • 3rd party vendor coordination and escalation
    • Maintenance of data center infrastructure
    • Provision of new LPARs, VIOs
    • Troubleshoot performance issues, troubleshoot OS configuration and hardware failures and apply fixes
    • Create and implement change requests for incidents/problems as needed
    • Trend analysis of issues and corrective actions
    • Access management in Linux environment
    • Backup and Recovery procedures
    • Initiate, assess, test, verify, document and quality assure system updates
    • Create and update technical documentation

    Other info

    Nice to have:

    •ITIL Certified (foundation or/and practitioner) or strong working knowledge of ITIL Incident, Problem and Change Management Process
    • Knowledge of advanced shell scripting – KS, Perl
    • Experience with Linux on Power
    • Experience with AIX with a background in and understanding of:
    - Designing and setting up server architectures in support of complex enterprise-wide applications including knowledge of redundancy, recovery, load balancing, and other related topics.
    - Appropriately configuring and optimizing technologies and applications that utilize the platform
    - File system concepts ( inode, paging, swapping, clustering, logical partitions, etc)
    • Knowledge and understanding of network applications, web servers, email servers, firewalls, databases, file shares, and print servers