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Linux System Administrator

Employer
GLOBAL Technologies
Location
Italy (IT)
Salary
Negotiable daily rate
Closing date
30 Apr 2019

View more

Clearance Level
DV, SC, NATO
Sector
Defence, Engineering, Information Technology
Job Type
Contract

LINUX SYSTEM ADMINISTRATOR

LOCATION: La Spezia, Italy

CLIENT: NATO

DURATION: 6 months with possible extensions

CONTRACT: Consultant

SALARY: Negotiable daily rate

CLEARANCE: NATO Secret

STARTING DATE: ASAP

 

TASKS:

• Carries out agreed operational procedures, including infrastructure configuration, installation and maintenance

• Uses infrastructure management tools to collect and report on load and performance statistics and to automate the provisioning, testing and deployment of new and changed infrastructure

• Contributes to the implementation of maintenance and installation work

• Uses standard procedures and tools to carry out defined system backups, restoring data where necessary

• Identifies operational problems and contributes to their resolution

• Reviews system software updates and identifies those that merit action

• Tailors system software to maximise hardware functionality. Installs and tests new versions of system software

• Investigates and coordinates the resolution of potential and actual service problems

• Prepares and maintains operational documentation for system software

• Advises on the correct and effective use of system software.

• Execute the day-to-day System Administration (SA) of the Hardware (HW) and Software (SW) of the currently fielded versions of Linux servers (Redhat) and desktop operating systems (Ubuntu), to include the integration with Active Directory Services (Domain Controller, Group and Security Policies, DNS, Trust Relationships and the like), as well as the DNS and DHCP services

• Develop scripts to automate system administration processes

• Assist in the execution of release management plans, to include rollout and rollback planning and execution

• Execute proper preventive maintenance plans

• Assists in the preparation of all technical and service oriented documentation pertaining to assigned systems, interconnections, supporting cable plant etc.

• Provide 2nd line system administration support at the Centre and to deployed installations (e.g. Centre Research Vessels)

• Coordinate closely with the Service Desk to maximize the efficiency between 1st and 2nd line support including on-the-job training of 1st line support personnel

• Proactively monitor the assigned systems and report in case of performance degradation or downtime

• Generate availability reports and statistics to ensure full service provisioning visibility

• Advise management on corrective action or procurement action required to correct detected weaknesses in system performance

• Remain up-to-date in IT technology and trends from an end-user perspective enabling state-of-the-art support to a scientific workforce

 

REQUIREMENTS: 

• At least 5 years recent post-related experience

• A minimum of 3 years of experience with Linux RHEL servers and Ubuntu Workstation and in design, deploying and maintaining Linux based (virtualized) infrastructure.

• Hands-on experience with the fundamentals of Linux scripting languages

• Experience installing, configuring, and maintaining services such as Bind, Apache, MySQL, LDAP, anti-malware solutions etc.

• Proven experience with virtualization technologies, such as Vmware

• Experience integrating Linux services into a Windows based environment using Centrify including authentication, resource sharing, and configuration management tools

• Practical experience in diagnosing deficiencies in networks and associated equipment

• Demonstrated ability to be timely and agile in a dynamic environment

• Service minded attitude with a strong interest in working directly with users

• Working experience with administration of: LDAP, SELx, Apache, Bind, Anti-Malware solutions, Repos, Bash, IPA authentication

 

DESIRABLE: 

• Familiarity with load balancing, firewalls, etc.

• Strong grasp on configuration management tools, such as Ansible, Puppet and Chef 

• Ability to identify project/program needs and develop strong technical, innovative solutions for addressing use of existing and future computing resources

• Proven experience leading projects in an administrator role

• Experience implementing security controls. (e.g. NCIRC) 

• Any of the following certifications: CompTIA Linux+, RHCA, RHCE, VCP, Dell, CompTIA Security+

• Experience with any of the following technologies: Cisco Networking, EMC SAN

• Prior experience of working in an international environment comprising both military and civilian elements

• Ability to gather information from monitoring tools and analyse problems and application performance issues

• Proficient in Centrify management from agents on Linux to Management on Windows (Centrify training course should be a must)

• Powershell scripting for management of Centrify automation

• Extensive shell scripting for automation of Linux process such as full post-install, agent installation, repository management

• Experience with GIT - all code is managed and stored in GIT

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