IP Operations Engineer at Sigma

Job Title: IP Operations Engineer at Sigma

Date Posted: 8th August, 2025.

Expiry Date: N/A

About the Job

We are seeking a highly skilled and detail-oriented IP Operations Engineer to join our technology team in Lekki. This role is ideal for a network professional with strong hands-on experience in IP networking, core infrastructure, and enterprise network support. The successful candidate will be responsible for the design, configuration, implementation, and maintenance of IP and network systems to support mission-critical services for corporate clients.

Your Job Description

Technical Responsibilities

  • Provide hands-on technical support for IP and core network infrastructure
  • Design, configure, and implement IP-based network solutions for corporate clients
  • Troubleshoot complex Layer 2 and Layer 3 network issues, ensuring minimal service disruption
  • Maintain and upgrade core networking equipment, including routers, switches, and firewalls
  • Manage and support network monitoring tools to ensure uptime and optimal performance
  • Perform network diagnostics and troubleshooting across multiple technologies
  • Support Unix-based servers (RedHat, CentOS, Debian) and integrate them into network operations
  • Ensure compliance with company SLAs, responding promptly to urgent client issues
  • Document technical procedures, network diagrams, and system configurations

Operational & Administrative Duties

  • Report directly to the Head of Department
  • Maintain accountability for all assigned equipment and resources
  • Demonstrate leadership and professionalism, serving as a role model for junior team members
  • Adhere to all departmental and organizational policies and procedures
  • Stay updated on company communications and notifications
  • Take ownership of assigned tasks and deliverables from start to completion

The Job Requirements

Required Technical Skills

  • Strong understanding of TCP/IP, subnetting, and core routing/switching protocols
  • Proficiency with Mikrotik and Cisco device configurations
  • Experience with Layer 3 protocols (EIGRP, OSPF, BGP) and Layer 2 technologies (VLANs, STP, Trunks)
  • Ability to troubleshoot, diagnose, and resolve networking issues
  • Knowledge of MPLS (L2VPNs, L3VPNs, VPLS) and LAC/LNS implementations
  • Experience configuring Cisco ASA and Juniper firewalls is an added advantage
  • Ability to work across multi-vendor network environments
  • Familiarity with network performance tools and remote troubleshooting methods

General Skills

  • Excellent communication (verbal and written) and interpersonal skills
  • Strong team spirit and ability to collaborate with internal and external stakeholders
  • High level of initiative and ownership
  • Willingness to learn and adapt to new technologies
  • Time management and multitasking ability under pressure

Education & Certification Requirements

  • B.Sc. in Computer Science, Computer Engineering, Telecommunications, or related field
  • CCNA certification is mandatory
  • Additional certifications (CCNP, Mikrotik, Juniper) are a strong advantage

Benefits

  • Competitive monthly net salary
  • HMO / health insurance
  • Professional development and certification support
  • Exposure to cutting-edge technologies and real-time enterprise projects
  • Work tools and logistics support as applicable
  • Structured career growth path
  • Collaborative and innovation-driven work culture

Career Tip of the Day: Don’t Let Failure Stop You!

Every successful person you admire today once faced rejection or failure. Don't give up because of one missed opportunity or a few rejections. Each “No” brings you closer to the right “Yes.” Stay consistent, keep learning, and keep applying — your breakthrough is around the corner.

Remember:

  • Failure is not the end, it's a lesson.
  • Keep building your skills every day.
  • Stay positive — persistence always wins.
  • Your dream job is out there. Believe in yourself and never stop trying!

Method of Application: Interested and qualified candidates should send their CV and cover letter to: hiring@mysigma.io with subject: IP Operations Engineer Lekki