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IT Infrastructure Systems Administrator

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Date: Jul 28, 2022

Location: Kingston, JM, WI

Company: Digicel

 

About Digicel

 

As a Digital Operator, Digicel is in the business of delivering powerful digital experiences 1440 minutes of each day to customers – that’s every minute, all day, every day.

 

Through its world-class LTE and fibre networks, together with its suite of apps spanning sports, news, local radio and podcasts, TV streaming, enhanced messaging and marketplaces and self-care, Digicel is the only operator in its markets that can deliver that.

 

Serving consumer and business customers in 25 markets in the Caribbean, Central America and Pacific, its investments of over US$5 billion and a commitment to its communities through its Digicel Foundations in Haiti, Jamaica, and Trinidad & Tobago have contributed to positive outcomes for over 2 million people to date.

 

With its Better Together brand, Digicel is making a promise of simply more to customers and communities and its 5,000 employees worldwide work together to make that a powerful reality day in, day out.

 

Visit www.digicelgroup.com for more.

 

 

Primary objective of the job: 

As the Systems Administrator you will be responsible for day to day systems administration to ensure 99.99% availability; Support application and database administrator teams to deliver projects in a timely manner and provide the best services as well as monitor infrastructure proactively and plan maintenance activities. 
 

 

Main Duties and Responsibilities:

  • Cloud Server Administration - Installation, configuration, administration of Unix/Linux servers on Cloud base Infrastructure (IaaS, SaaS or PaaS)
  • SAN Storage - Administration and support of SAN technologies. Assess storage performance, tuning of volumes, storage provisioning, SAN fiber channel zoning and monitoring capacity/utilization. SAN technologies include, HPE 3PAR and Dell Compellent.
  • Unix/Linux Servers - Installation, configuration and administration of Unix/Linux servers. In-house on-Prem operating systems include Solaris 10/11, Red-hat Linux 5/6/7, Oracle Linux 6/7.
  • Maintenance - perform daily pro-active systems administration and health checks to ensure server, storage and network availability to reduce risks of outages.
  • Hardware - Troubleshoot hardware issues on physical servers, SAN storage, VM hosts/chassis and switches/routers. Raise support requests with external vendors/OEM and work with them until the issue is resolved and service is back to normal.
  • Disaster Recovery - Participate in disaster recovery planning and execution. Configure storage technologies to accomplish complete data recovery using SAN snapshots and SAN to SAN replication.
  • Virtual Environment - Installation, configuration and administration of virtual environments. Build, patch, monitor and troubleshoot virtual machines. Perform snapshots of all machines. This includes, but is not limited to VMWare, Hyper-V and Oracle Virtual Machine environments. 
  • Backups - Configure backup policies and snapshots for Unix/Linux/Windows servers using HPE storage appliances and tape libraries. Perform regular tests of backups and snapshots.
  • Monitoring - Use system tools to monitor and resolve performance problems on servers, virtual environments, SAN storage and switches. This includes capacity/utilization issues or contention issues which could drive up latency/response times.
  • Support - Handle day-to-day requests from users via a Service Desk ticketing system. Effectively manage assigned support requests and adhere to the SLA for each request. 

 

 

Academic Qualifications and Experience Required:

  • B.Sc. in either Information Technology, Computer Science or related discipline
  • 3+ years of solid hands-on Unix/Linux experience that includes specific technical experience with Solaris / Red Hat systems administration support
  • Red Hat Certified Engineer (RHCE) or Linux / Unix or Related certification is a plus
  • Strong understanding of VMware and Oracle Virtual Machine virtualization platforms,
  • Experience in installing, configuring and building Virtual servers in Hyper-V, vMware and or OVM
  • Strong system administration Linux /UNIX at the command-line level including IP tables.
  • Experience with OS patch updates for Redhat and Solaris environments
  • Linux and Solaris Networking services and protocols: TCP/IP, DNS, NFS, LDAP, FTP, SSH, SMTP, SSL, HTTP
  • Bash scripting at an intermediate to expert level
  • Hands-on software and hardware troubleshooting experience
  • Experience documenting and maintaining configuration and process information
  • SAN based experience and ability to provision SAN resources on HPE and Dell storage
  • Brocade Fiber Channel Switches for SAN Management
  • Experience using Enterprise Symantec NetBackup platform and tape libraries.
  • Disaster Recovery and Business Continuity operations within a Unix/Linux environment
  • System configuration and hardening to meet security benchmarks
  • Ability to work within strict deadlines and with a wide spectrum of people
  • Experience in and with the mobile telecommunications sector would be considered a valuable asset
  • Microsoft Azure Certification will be consider a Plus

 

 

Functional Skills:

  • Able and willing to support a 24/7 Production Environment
  • Keen attention to detail
  • Ability to quickly comprehend new technologies and techniques and apply them
  • Proven analytical and problem-solving abilities
  • Capable of writing well-prepared and thought-out reports, business correspondence, system documentation, and procedure manuals
  • Able to effectively present information and respond to questions from both technical and non-technical users
  • Excellent communication and customer service skills including strong verbal, written and listening skills
  • Self-motivated and result-oriented approach to work
  • Ability to multi-task and deliver against competing priorities
  • Ability to build strong relationships and work as part of an inter-disciplinary team
  • Ability to strive in a fast-paced and demanding service environment
  • Confidentiality and trustworthiness

 

 

 

 

DISCLAIMER:

 

This job description indicates the general nature and level of work expected of the incumbent.  It is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities required of the incumbent.  Incumbent may, and probably will be asked to perform other duties as required.  Each employee, regardless of classification, is required to maintain a safe, orderly and clean workplace, using safety precautions and observing safety rules at all times.


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