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Network Security and Server Administrator Vacancy at Upperlink Limited


Upperlink is a technology firm with capacity for delivering cutting-edge quality solutions for industry verticals. We build Enterprise solutions delivered through various channels like mobile (USSD, STK, Mobile App, SMS, IVR), web and unconventional methods

We are recruiting to fill the position below:

Job Title: Network Security and Server Administrator

Location: Lagos

Job Description/Primary Responsibilities

  • Create written reports, detailing assessment findings and recommendations
  • Conduct vulnerability assessments on a wide variety of technologies and implementations utilizing both automated tools and manual techniques
  • Ensure Secure Network Uptime

Network Security:

  • Application penetration tests (web and thick client)
  • VPN setup and configuration
  • Firewall setup and configuration
  • Effectively communicate successes and obstacles with fellow team members and team lead(s)
  • Develop subject matter expertise in topics to include: network, database, wireless and application security assessments, and adversarial network operations
  • Research and analyze known hacker methodology, system exploits, and vulnerabilities to support methodology development and execution
  • Utilize common vulnerability assessment and penetration testing tools

Server Administration:

  • Virtualize and Consolidate Standalone Servers
  • Monthly preventive maintenance on workstations, servers, routers, switches, firewall, applications
  • Perform maintenance tasks such as patch levels, firmware upgrades and backups
  • Oversee physical security, console access and out of band management access
  • Monitor, investigate and report breaches in performance
  • Monitor capacity – disk, RAM and processor
  • Identify, troubleshoot and resolve hardware and software problems
  • Ensure availability and performance compliance to SLAs (Service Level Agreements) and OLAs (Operational Level Agreements)
  • Develop server build images and processes including automatic deployment technologies
  • Install Server based applications
  • Install and configure new hardware and software
  • Monitor server logs and health alarms
  • Work cooperatively with applications teams to install applications or upgrade existing applications
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Required Qualifications

  • 2 or more years of experience in the IT industry (System Administration or Network Security)
  • Demonstrable technical experience with Web Application Penetration Testing
  • Demonstrable technical experience with assessment and exploitation tools including Metasploit Pro and Burp Suite Pro
  • Experience/understanding of networking – port numbers, services, protocols, TCP – IP stack, OSI – Model
  • Experience/understanding of OWASP
  • Working knowledge of Web Services
  • Preparation of monthly maintenance report and recommendations.
  • Access control reviews
  • N+ or CCNA Certification (Added Advantage)


Deadline: 30th July, 2018.

Method of Application

Interested and qualified candidates should send their CV’s to: jobs@upperlink.ng


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