As a Senior Network Engineer at Eurofins Environmental Testing America, you’ll be a key contributor in architecting, securing, and optimizing the enterprise network infrastructure supporting dozens of laboratories and thousands of users across North America. Your expertise will help ensure the availability, security, and scalability of critical systems across a multi-site environment. This is a hands-on engineering role with opportunities to lead initiatives, mentor staff, and work on enterprise-grade solutions in a fast-paced, high-impact setting.

Essential Duties and Responsibilities:

Network Architecture & Engineering
- Design and recommend scalable, secure network solutions to support growing business needs
- Configure and install enterprise-grade network hardware and software (routers, switches, firewalls, etc.)
- Implement advanced routing, switching, and VPN configurations (e.g., BGP, EIGRP, VLANs, IPSec, SSL)
- Assist with the design and deployment of MPLS networks, QoS policies, and port-aggregation strategies
Security & Monitoring
- Develop and implement network security protocols and best practices
- Manage firewall rule sets, ACLs, VPN configurations, and network segmentation
- Continuously monitor, analyze, and respond to network alerts and alarms
- Proactively troubleshoot and resolve network performance and security issues
Project & Team Leadership
- Lead technical aspects of IT infrastructure projects across the enterprise
- Serve as a senior technical resource and mentor for junior engineers
- Collaborate cross-functionally with server, storage, application, and desktop teams
- Contribute to enterprise-wide technology initiatives including cloud integration and security upgrades
Documentation & Support
- Maintain accurate documentation of network architecture, configuration, and assets
- Define and improve network operations procedures and standard operating protocols
- Support VoIP and telephony-related troubleshooting
- Provide secure VPN access and support to remote users and labs across North America
- Prepare network performance and availability reports for leadership
- Perform related duties and assignments as needed in support of IT operations
Plus additional responsibilities as needed.

Qualifications

To perform this job successfully, the individual must be able to perform each essential duty satisfactorily. The requirements below are representative of the knowledge, skill or ability required.

Strong English written and verbal communication skills
Ability to work a flexible schedule in a 24x7x365 environment
Excellent troubleshooting and problem-solving skills
Able to explain technical concepts to non-technical stakeholders
Travel required for site implementation and support
Bachelor’s degree with 4+ years of relevant experience, OR
Associate degree with 8+ years of experience, OR
10+ years of equivalent hands-on experience in enterprise network engineering
Strong experience with Cisco, Fortigate and Checkpoint networking hardware and software
Experience deploying and managing Next Generation Firewalls
Deep understanding of networking protocols and concepts: BGP, MPLS, QoS, VLANs, EIGRP, static routing, trunking
Familiarity with SD-WAN, micro-segmentation, and other modern enterprise networking trends
Previous exposure to highly regulated environments is a plus
Ability to multitask and prioritize in a fast-paced, enterprise IT environment
Comfortable working with minimal supervision
Passion for continuous learning and professional growth
Natural curiosity and interest in emerging network technologies

Additional Information

Professional working proficiency in English is a requirement, including the ability to read, write and speak in English.

We support your development! Do you feel you don’t match 100% of the requirements? Don’t hesitate to apply anyway! Eurofins companies are committed to supporting your career development.

We embrace diversity! Eurofins network of companies believe in strength and innovation through diversity, being an Equal Opportunity Employer. We prohibit discrimination against employees or applications based on gender identity and/or expression, race, nationality, age, religion, sexual orientation, disability, and everything else that makes employees of Eurofins companies unique.

Sustainability matters to us! We are well on our way to achieving our objective of carbon neutrality by 2025, through a combination of emission reduction and compensation initiatives. We encourage our laboratory leaders to make sustainable changes at their local level, and in addition to their initiatives we also count on our dedicated carbon reduction team to help us to achieve this goal!

Find out more in our career page: https://careers.eurofins.com/

Company description: Eurofins Scientific is an international life sciences company, providing a unique range of analytical testing services to clients across multiple industries, to make life and our environment safer, healthier and more sustainable. From the food you eat, to the water you drink, to the medicines you rely on, Eurofins laboratories work with the biggest companies in the world to ensure the products they supply are safe, their ingredients are authentic and labelling is accurate.

The Eurofins network of companies is the global leader in food, environment, pharmaceutical and cosmetic product testing and in discovery pharmacology, forensics, advanced material sciences and agroscience contract research services. It is one of the market leaders in certain testing and laboratory services for genomics, discovery pharmacology, forensics, advanced material sciences and in the support of clinical studies, as well as having an emerging global presence in Contract Development and Manufacturing Organisations. It also has a rapidly developing presence in highly specialised and molecular clinical diagnostic testing and in-vitro diagnostic products.

In over 35 years, Eurofins has grown from one laboratory in Nantes, France to 61,000 staff across a decentralised and entrepreneurial network of ca. 900 laboratories in 61 countries. Eurofins companies offer a portfolio of over 200,000 analytical methods to evaluate the safety, identity, composition, authenticity, origin, traceability and purity of biological substances and products.

In 2024, Eurofins generated total revenues of EUR 6.515 billion, and has been among the best performing stocks in Europe over the past 20 years.

We do not offer Visa Sponsorship for this role.

Eurofins USA Environment Testing is a Disabled and Veteran Equal Employment Opportunity employer.