Network Operations Center (NOC) Engineer

Sigma Consulting Group


Date: 23 hours ago
City: Lagos, Lagos
Contract type: Full time
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
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