Network Operations Center (NOC) Engineer

Location: Lekki, Lagos, Nigeria

Employment Type: Full-Time

Experience Level: 2 - 4 Years

Net Monthly Salary: 250,000

Overview

We are seeking a skilled and proactive Network Operations Center (NOC) Engineer to join our fast-paced technical team in Lekki. This role is essential to ensuring the reliability, availability, and optimal performance of our IT and telecommunications infrastructure.

As a NOC Engineer, you will be responsible for real-time network monitoring, incident response, and the overall health of critical network components. If you are detail-oriented, technically sound, and thrive in high-pressure environments, wed love to meet you.

Key Responsibilities

• Conduct continuous 24/7 network monitoring and surveillance to detect faults and performance degradation.
• Administer system-level tasks across all elements of the network.
• Identify and troubleshoot potential problems proactively to prevent outages and service degradation.
• Analyze network traffic patterns, flag anomalies, and escalate concerns to the design or engineering teams.
• Resolve issues within the NOC or escalate to third-level support when required.
• Maintain incident logs and use network monitoring and diagnostic tools effectively.
• Monitor key vendor SLAs and report non-compliance or service gaps.
• Ensure timely resolution of incidents and customer-reported issues in alignment with SLAs.
• Collaborate across internal teams to improve system reliability and operational workflows.
  
  
  

Requirements & Qualifications

Education:

• B.Sc. or HND in Computer Science, Computer Engineering, Telecommunications, or a related technical discipline.
  
  
  

Experience:

• Minimum of 2 - 4 years in a NOC, telecom operations, or technical support role.
  
  
  

Certifications:

• Required: Cisco Certified Network Associate (CCNA)
• Preferred: Cisco Certified Network Professional (CCNP) or other relevant networking certifications
  
  
  

Technical Skills

• Strong experience with Cisco switches and IP network administration
• Solid understanding of Fixed Wireless Access (FWA) and microwave technologies (PtP/PtMP)
• Knowledge of DWDM/OTN and fiber diagnostic tools (OTDR, E-Analyzer, SDH Analyzer)
• Skilled in analyzing OSI layer interactions for troubleshooting network issues
• Familiarity with NOC monitoring systems, alerting platforms, and ticketing tools
• Capable of logical fault isolation under pressure and minimal supervision
• Experience supporting telecommunications or ISP-level networks
  
  
  

Soft Skills

• Excellent verbal and written communication
• Analytical thinking and sound decision-making under pressure
• Disciplined, self-motivated, and capable of independent troubleshooting
• Adaptability to work within multicultural and high-demand environments
  
  
  

Shift Requirements

• Willingness to work on a 24/7 rotating shift, including weekends and public holidays
  
  
  

Benefits

• Competitive net monthly salary: 250,000
• Health Insurance Coverage
• Pension Contributions
• Airtime/Data Allowance
• Ongoing Training & Certification Support
• Career advancement opportunities within a fast-growing technology-driven company
  
  
  

How To Apply

Qualified and interested candidates should submit their CV and a brief cover letter via the portal:

https://www.mysigma.io/jobs/noc-engineer/

Subject Line: Application for Network Operations Center (NOC) Engineer Lekki