System Administrator
Lisbon, Portugal
há 6 dias
source :

At Go4Mobility (Permanent), in Lisbon, Portugal

Salary : €25.000 - €30.000

Expires at : 2021-08-07

As System Administrato r, we are looking for someone passioned about servers and infrastructure, autonomous, focused, organized and with a problem-solving attitude.

Someone with the skills to plan, diagnose and maintain a robust infrastructure capable of serving business needs. The goal is to ensure that our infrastructure is always updated, secure, running smoothly and efficiently.

We are seeking an experienced systems administrator whose technological skills guarantee the protection of our critical information, systems and assets and be able to build solutions and implement new software and hardware, provide training and assist in the development of an overall IT strategy.

We are expecting someone proactive, capable of providing the best insights and recommendations, able to take ownership and responsibility of challenging assignments.

We welcome your creativity and business acumen to propose new ideas that can lead to new, processes and IT tools that may lead to decreased response times, improvements in systems performance and better resource allocation.


As System Administrator you will be responsible for :

  • Maintenance, configuration and reliable operation of computer systems, network servers and virtualization;
  • Monitor data center health using management tools and analytics, responding to hardware or software issues as they arise;
  • Troubleshoot hardware and software errors by running diagnostics, documenting problems and resolutions, prioritizing problems and assessing the impact of issues;
  • Handle business-critical IT infrastructure incidents, providing necessary support and resolution in a timely manner with limited disruptions;
  • Help build, test, deploy and maintain new servers or network equipment as needed;
  • Perform and automate regular backup operations, implement appropriate processes for data protection, disaster recovery and failover procedures;
  • Perform routine / scheduled audits of the systems;
  • Interact with the help desk and other teams to assist in troubleshooting, identify root cause and provide technical support when needed;
  • Plan, document and implement upgrades of IT infrastructure;
  • Manage capacity, storage and database performance;
  • Collaborate with external partners to ensure the best practices and recommendations are applied to IT infrastructure.
  • Main requirements

  • 5+ years of experience in Windows-based operating systems (Microsoft Windows Server 2003 / 2008 / 2012 / 2016 / 2019) and IIS Server
  • 5+ years of experience in Linux based operating systems (Linux CentOS) and Apache Server
  • 5+ years of database, network administration and system administration experience in high availability and 24 / 7 environments
  • 3+ years of experience with relational databases SQL Server, PostgreSQL and MySQL
  • Knowledge of computer TCP / IP networks, DMZ design, Firewall configuration and routing
  • Knowledge of Virtualization Systems using VMWare
  • Knowledge of Microsoft Active Directory administration
  • Knowledge of SAN / ISCSI storage
  • Experience in backup tools like VEEAM or equivalent
  • Strong knowledge of implementing IT operations best practices, including expert knowledge of security, storage, data protection, and disaster recovery protocols
  • Knowledge on Nagios platform or similar tools
  • Great organizational and analytical skills
  • Proactivity, working with a high level of autonomy, result-oriented, organized and careful with details
  • Positive and problem-solving mindset
  • Fluency in English and Portuguese
  • Nice to have

  • Knowledge of cloud computing
  • Knowledge of MongoDB or / and REDIS
  • Experience in DevOps and Container technologies like Docker, Kubernetes, NPM, Gitlab CI / CD pipelines
  • Knowledge of messaging platforms as RabbitMQ and / or Kafka
  • Good experience of Camunda Zeebe and / or KONG API Gateway architecture and implementation for microservices orchestration
  • Experience in the Telecommunication industry either on Mobile Network Operators, SMS Aggregator or Voice Telecom Carriers
  • Knowledge of A2P SMS and Voice over IP industry
  • Benefits & Perks

  • You will be working in one of the new trendy areas of Lisbon in Alcantara / LX Factory neighbourhood, joining a dynamic and multi-disciplinary team
  • We respect work & life balance, but we expect commitment
  • We welcome new ideas for projects and things we have not done before. We decide based on strong analytics but fast
  • The opportunity of being part of a successful IT Group with +15 years of experience and international presence in several markets
  • Competitive package including health insurance
  • Fresh fruit & coffee every day
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