Information Security Officer Job at MainOne Cable

MainOne's success is built on having talented and highly proficient people within their respective fields as the driving force behind our business

A job in MainOne is different from any other you have had. With joining MainOne you'll be challenged, inspired and proud as you become a part of something big.

We are recruiting to fill the position below:

Job Position: Information Security Officer
Job Location
: Lagos
Department: Technical
Job Type: Permanent


  • The Information Security Officer will ensure that MainOne Information Security Management systems are up to date and fully operational, thus maintaining and enhancing customer trust.
  • He will participate actively in security audits, risk analysis, vulnerability testing and security reviews in MainOne with particular focus on the MDXi.

Other responsibilities include:

  • Track the ISMS Calendar to ensure all activities are up to date with the requisite evidence as detailed by the ISMS Manager.
  • Participate in all security compliance efforts (e.g., PCIDSS and ISO27001)
  • Ensure the effective review of all Information security alerts and notifications in line with IS Policy.
  • Support the delivery of internal Information Security training and general Information security awareness.
  • Participate in IS incident handling and response procedure as may be assigned by the ISMS Manager or Security specialists.
  • Provide backup support to the IP security specialists in tier 2 and tier 3 security operations to secure the MainOne network by enforcing policies, defining and monitoring access.

Qualifications, Skills & Competencies

  • Strong written and verbal skills
  • At least 2 years’ experience in Information Security
  • At least 1 years of systems, network and/or application security experience.
  • Certification in CCNA, CISA, and CEH.
  • Not more than 3 years post NYSC experience.
  • Strong analytical and problem solving skills.
  • Candidates working with: Cisco Routers & Switches, operating systems, (e.g. Windows and/or Linux), HR Approved Copy Network Administration, and TCP/IP will have an advantage
  • Experience working with: Systems security, Network security, Firewalls, IDS / IPS, vulnerability assessments, incident response.
  • General Knowledge of network routing and security protocols and implementations: TCP/IP, SSL, IPSEC VPN, SSL VPN, and VLANs is required.
  • Strong understanding of a process driven environment.

Demand on the Job:

  • Availability to work extra hours in times of emergency and specialized project deliveries.
  • Ability to understand and manage the pressure of a 24x7 customer support environment.
  • Ability to work both independently and as part of a team to diagnose, troubleshoot, and resolve systems problems and issues.