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Senior IT Network Engineer

Entegris
vision insurance, paid time off, 401(k)
United States, Massachusetts, Billerica
129 Concord Road (Show on map)
Jul 15, 2025

Job Title:

Senior IT Network Engineer

Job Description:

Why work at Entegris?

Lead. Inspire. Innovate. Define Your Future.

Not everyone who works for a global company shares the same background, experiences and perspectives. We leverage the differences of our employees to bring new ideas to the table. Every employee throughout the company is encouraged to share input on projects and initiatives. Our decision making process is truly a collaborative effort as we realize there are leaders at every level of the organization.We put our values at the core of how we operate as an organization - not just when it's convenient, but in a lasting and meaningful way. We want the time and energy you spend here to have a positive impact on your life inside and outside of the office.

Entegris is a values-driven culture and our employees rally around our core PACE values:

People
Accountability
Creativity
Excellence

At Entegris, a Sr Network Engineer will focus on developing, maintaining, supporting, and optimizing key functional areas, particularly SD-WAN, InfoSec, and network infrastructure elements.This role may be assigned leadership and mentorship responsibilities and possesses a strong automation and scripting background.

In this role you will:

  • Ability to operate at varying levels including network infrastructure strategy, technical design, and implementation
  • Capable of collaborating with stakeholders and project leaders to understand requirements, deliverables, and set expectations for deliverables
  • Responsible for design, implementation, and integration of data center, cloud, and end-user network architectures. Works with leadership, architects, and infrastructure teams to analyze and improve currentdata center networks, SD-WAN solutions,LAN solutions,and cloud(SASE) environments
  • Automate the configuration, deployment, and maintenance of network infrastructure related tasks and solutions
  • Manage effective relationships and work in partnership with various IT and business teams, vendors, etc., for the implementation and support of network infrastructure products and services
  • Create, and update documentation on new or existing platforms that include equipment lists/diagrams, and budgetary and system specifications
  • Provide training and technical guidance, leadership, and mentorship to IT staff and end-users when applicable

What we seek:

  • Bachelor's degree in related field or equivalent combination of experience and education
  • 8+ years' experience in networking technologies including TCP/IP, DNS, DHCP, LAN/WAN, Wireless Networking, Routing, Switching, Firewalls, IPv4/v6, NSX-T, and administration of routers/switches with a proven record of successful deployment and management of network security solutions at a mid to large-scale enterprise network
  • Routing Protocol knowledge (BGP, OSPF, EIGRP) and experience with QOS
  • Strong Core/Distributed/Edge/Access, data center, and wireless experience
  • Experience planning and executing projects that require contribution from cross-functional team members.
  • Excellent verbal and written communication skills- this role is heavily collaborative

Preferred Qualifications:

  • Experience in the Semiconductor or manufacturing vertical including experience with operational technology and industrial networks
  • CISSP, CEH, SANS Security and other industry and vendor specific security certifications highly preferred
  • Experience with: Palo Alto and/or Checkpoint Firewalls
  • Experience with: Cisco, Meraki, and/or Dell Switches
  • Experience with: SD-WAN and SSE core technology
  • Experience with: VMware NSX-T and AVI Load Balancing

What We Offer:

At Entegris, we invest in providing opportunities to our employees and promote from within. The new hire in this role will have the potential to grow and create relationships across the organization and be recognized for demonstrated success and adherence to company PACE values.

Our total rewards package goes above and beyond just a paycheck. Whether you're looking to build your career, improve your health, or protect your wealth, we offer generous benefits to help you achieve your goals.

  • Progressive paid time off policy that empowers you to take the time you need to recharge
  • Generous 401(K) plan with an impressive employer match with no delayed vesting
  • Excellent health, dental and vision insurance packages to fit your needs
  • Education assistance to support your learning journey
  • A values-driven culture with colleagues that rally around People, Accountability, Creativity and Excellence

Entegris does not provide immigration-related sponsorship for this role. Do not apply for this role if you will need Entegris immigration sponsorship (e.g., H1B, TN, STEM OPT, etc.) now or in the future.

At Entegris we are committed to providing equal opportunity to all employees and applicants. Our policy is to recruit, hire, train, and reward employees for their individual abilities, achievements, and experience without regard to race, color, religion, sexual orientation, age, national origin, disability, marital or military status

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