Job Description

The Opportunity:

Avantor is looking for an Engineer for the Global Networking Team (L3 Support), who will be responsible for providing advanced operational support, troubleshooting, and escalation management for Avantor’s global enterprise network infrastructure.

This role focuses on ensuring reliability, performance, and adherence to standards across the global network, supporting continuous business operations.

The ideal candidate possesses strong technical troubleshooting skills, a deep understanding of enterprise networking technologies, and the ability to work effectively with cross-functional teams, vendors, and service providers to resolve complex issues.

What we’re looking for

Education: Bachelor’s degree in information technology, Computer Science, Engineering, or related field; equivalent professional experience will be considered.

Experience: Minimum 2 years of experience in IT network operations or support roles within large-scale enterprise environments.

Preferred Qualification:

• Proven experience supporting multi-site, hybrid WAN/LAN environments with 24x7 operational requirements.

• Hands-on experience in incident management, troubleshooting, and coordination with external vendors and service providers.

• Strong troubleshooting skills across Layers 1–7.

• In-depth knowledge of routing, switching, wireless, and VPN technologies.

• Familiarity with SD-WAN and cloud connectivity (Azure, AWS) is desirable.

• Experience with network monitoring and management tools such as SolarWinds, Cisco Prime, or similar platforms.

• Experience supporting Cisco, F5, Palo Alto, Viptela, Meraki, and Aruba network platforms.

• Proven ability to perform RCA and resolve complex, escalated network incidents.

• Strong understanding of enterprise network architecture and operational practices.

Certifications:

• CCNA or equivalent required; CCNP or vendor-specific certifications (Cisco, Palo Alto, Juniper, etc.) will be an added advantage.

How will you thrive and create an impact:

Network Operations & Support:

• Provide Level 3 operational support for WAN, LAN, Wireless, SD-WAN, VPN, and Internet services in a global enterprise environment.

• Troubleshoot and resolve complex network incidents escalated from Level 1 and Level 2 teams.

• Perform root-cause analysis (RCA) and post-incident reviews to identify recurring issues and implement corrective actions.

• Maintain and update network documentation, configurations, and topology diagrams to reflect operational changes.

Incident & Problem Management:

• Manage critical and high-severity network incidents, ensuring timely communication and resolution.

• Work with monitoring and alerting systems to proactively identify and mitigate potential network disruptions.

• Coordinate with internal teams and external providers during outage situations and follow through until resolution.

• Develop knowledge base articles and standard operating procedures (SOPs) to improve support response and consistency.

Optimization & Maintenance:

• Participate in routine maintenance, patching, and firmware upgrades to maintain network stability and compliance.

• Recommend configuration or policy changes to improve network performance and reliability.

• Contribute to continuous improvement initiatives and standardization across network environments.

Vendor & Partner Engagement:

• Collaborate with telecommunications carriers, Internet service providers, and hardware vendors to resolve network incidents and service issues.

• Support Service Level Agreement (SLA) monitoring and vendor performance reviews.

• Ensure service providers deliver consistent support and escalate unresolved issues when necessary.

Collaboration & Communication:

• Act as a subject matter expert for escalated issues, assisting internal IT and Security teams.

• Communicate incident status, RCA outcomes, and improvement actions clearly to management and stakeholders.

• Provide mentorship and technical guidance to Level 1 & 2 support teams.

Disclaimer:
The above statements are intended to describe the general nature and level of work being performed by employees assigned to this classification. They are not intended to be construed as an exhaustive list of all responsibilities, duties and skills required of employees assigned to this position. Avantor is proud to be an equal opportunity employer.

Why Avantor?

Dare to go further in your career. Join our global team of 14,000+ associates whose passion for discovery and determination to overcome challenges relentlessly advances life-changing science.

The work we do changes people's lives for the better. It brings new patient treatments and therapies to market, giving a cancer survivor the chance to walk his daughter down the aisle. It enables medical devices that help a little boy hear his mom's voice for the first time. Outcomes such as these create unlimited opportunities for you to contribute your talents, learn new skills and grow your career at Avantor.

We are committed to helping you on this journey through our diverse, equitable and inclusive culture which includes learning experiences to support your career growth and success. At Avantor, dare to go further and see how the impact of your contributions set science in motion to create a better world. Apply today!

EEO Statement:

We are an Equal Employment/Affirmative Action employer and VEVRAA Federal Contractor. We do not discriminate in hiring on the basis of sex, gender identity, sexual orientation, race, color, religious creed, national origin, physical or mental disability, protected Veteran status, or any other characteristic protected by federal, state/province, or local law.

If you need a reasonable accommodation for any part of the employment process, please contact us by email at recruiting@avantorsciences.com and let us know the nature of your request and your contact information. Requests for accommodation will be considered on a case-by-case basis. Please note that only inquiries concerning a request for reasonable accommodation will be responded to from this email address.

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We will use the personal information that you have submitted to us in order to consider your application for the relevant role.

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3rd party non-solicitation policy:

By submitting candidates without having been formally assigned on and contracted for a specific job requisition by Avantor, or by failing to comply with the Avantor recruitment process, you forfeit any fee on the submitted candidates, regardless of your usual terms and conditions. Avantor works with a preferred supplier list and will take the initiative to engage with recruitment agencies based on its needs and will not be accepting any form of solicitation