The Opportunity:Avantor is looking for the Lead Engineer- Network Modernization, reporting to the Manager, Data Network Services at Avantor, is responsible for building, implementing, and supporting enterprise network, infrastructure across LAN, WAN, and cloud environments. This role emphasizes translating architectural designs into deployable solutions, validating configurations, and ensuring reliable, secure, and scalable network operations.Key ResponsibilitiesNetwork Design & Build Engineering:Translate high-level architecture into detailed, deployable network designs (low-level designs)Build, plan, and validate new network configurations and capabilities across LAN, WAN, Wi-Fi, SD-WAN, and cloud environmentsDevelop and maintain network diagrams, standards, and reusable design templatesContribute to capacity planning and scalability assessmentsImplementation & Deployment:Lead implementation of network solutions aligned with enterprise architecture and corporate standardsLab-test and pilot new network services, hardware, and policies prior to production rolloutExecute network upgrades, migrations, and deployments with minimal business disruptionCoordinate closely with architecture and modernization teams to ensure smooth handoffsOperations & Support:Troubleshoot complex network performance and connectivity issues across on-prem and remote environmentsSupport and optimize remote access solutions including VPN and secure access technologiesManage build requests, implementation backlogs, and configuration changesSecurity & Compliance:Implement network security controls including firewalls, segmentation, and secure connectivity solutionsEnsure compliance with enterprise security policies and industry standardsSupport vulnerability remediation, audits, and risk mitigation effortsCollaboration & Documentation:Partner with cloud, infrastructure, and security teams to deliver integrated solutionsParticipate in technical design discussions and reviewsMaintain accurate documentation of configurations, procedures, and standardsSuccess Metrics:Timely completion of network implementation plansSuccessful lab validation and pilot deploymentsReduction in network-related incidents through proactive improvementsNumber of reusable design templates and standardized configurations developed Required Qualifications:Bachelor’s degree in Computer Science, Information Technology, or related field10+ years of experience in network engineering or infrastructure roles. Technical Expertise:Strong understanding of core networking protocols: TCP/IP, DNS, DHCPRouting & switching: hands-on experience with OSPF, BGP, and enterprise routing/switching across Cisco and HPE platformsWAN technologies:



experience with Cisco SD-WAN and traditional WAN architecturesWireless networking: experience with Aruba Wireless and enterprise Wi-Fi deployments, Wireless Surveys, troubleshooting complex wireless related issues.Network security: strong knowledge of enterprise security principles including firewalls, segmentation, and access controlHands-on experience with security platforms and services such as Palo Alto firewalls, Zscaler (ZIA/ZPA), and secure access solutionsCloud networking: hands-on experience designing and implementing AWS VPC and Azure VNet architectures, including subnets, route tables, security groups, peering, NAT gateways, and hybrid connectivity (VPN, Direct Connect, ExpressRoute)Experience with secure remote access and zero trust architectures (e.G., ZPA)Strong troubleshooting, analytical, and problem-solving skills across complex, distributed network environment Preferred Qualifications:Relevant certifications such as CCNP, CCIE, or equivalent (Routing & Switching, Enterprise, or Security)Experience with Cisco SD-WAN design, deployment, and operations in enterprise environmentsExposure to Zero Trust Network Access (ZTNA) frameworks and secure access solutions (e.G., Zscaler ZIA/ZPA)Experience with network automation and scripting using tools such as Python or AnsibleFamiliarity with cloud-native security controls and advanced networking features in AWS and AzureExperience supporting large-scale, geographically distributed enterprise networksExposure to load balancers, proxies, or application delivery technologiesTools & Technologies:Networking & Infrastructure: Cisco (routing, switching, SD-WAN), HPE, JuniperWireless: Aruba Wireless solutions, Cisco Wireless.Security: Palo Alto firewalls, Zscaler (ZIA, ZPA), network segmentation and access control technologiesCloud Platforms: AWS (VPC), Azure (VNet), including hybrid connectivity (VPN, Direct Connect, ExpressRoute)Remote Access & Zero Trust: VPN technologies, ZTNA solutionsAutomation (optional but preferred): Python, AnsibleDisclaimer: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 [email protected] 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.Privacy Policy:We will use the personal information that you have submitted to us in order to consider your application for the relevant role.Your privacy is significant to us. Please click here for our Privacy Policy which explains the purposes for which we will use your personal information and the ways in which we will handle and retain your information. It also explains the rights you have in relation to your information, and how to contact us with any queries or requests.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

📌 Lead Engineer- Network Modernization (Coimbatore)
🏢 Avantor
📍 Coimbatore