Senior Network Engineer L3 Technician

The Level 3 Engineer serves as a senior technical resource responsible for advanced technical support, complex troubleshooting, and infrastructure improvement initiatives. This role is designed for a highly capable engineer who can independently resolve escalated issues, strengthen client environments, and contribute to both operational excellence and long-term project success.

Core Mission of the Role

Deliver high-level technical expertise across cloud, networking, security, and on-premise systems.

Act as a dependable escalation point for lower-level technical issues.

Improve client stability, security posture, and overall technology performance.

Support structured project execution and technical scoping initiatives.

Key Responsibilities

Independently resolve advanced technical issues and escalations beyond Level 1/2 support.

Review, troubleshoot, and remediate complex cloud, server, and networking incidents.

Support infrastructure improvement initiatives within client environments.

Participate in scheduled technical projects, including migrations and system upgrades.

Contribute to project scoping, feasibility analysis, and solution planning.

Assist in improving client cybersecurity controls and vulnerability management practices.

Maintain strong ticket hygiene, documentation, and response-time discipline.

Demonstrate operational awareness, including after-hours ticket review when necessary.

Collaborate with internal teams to maintain consistent service delivery standards.

Do you have experience in Windows?, Microsoft Cloud / M365

Microsoft Entra (Azure AD)

Microsoft Azure

Microsoft Intune

Cloud migrations

Networking

VLANs

Network structure and design fundamentals

Basic routing and switching concepts

Windows Active Directory

On-premise Active Directory management

User and system administration

Cybersecurity

Vulnerability management

Security scanning and remediation

General security best practices

Compliance

Understanding of compliance concepts

Ability to support compliance-related initiatives

Success Profile / Strength Areas

Strong vigilance and attention to detail

Consistent focus on response times and client experience

Strong remote troubleshooting and management capabilities

Practical problem-solving mindset

Security-oriented thinking and risk awareness

Strong work ethic and team-first attitude

Experience & Qualifications

Approximately 4+ years of relevant technical experience

Proven ability to resolve complex technical issues independently

Experience in managed services or multi-client support environments preferred

Relevant certifications are a plus but not required with strong experience