IT/OT Network Engineer II - SCADA/PLC/HMI

Sorry, this job was removed at 10:25 p.m. (CST) on Monday, Oct 13, 2025
Diamond Bar, CA
In-Office
100K-146K Annually
Manufacturing
We deliver an unbeatable combination of quality, price, and service through hard work and innovation to our customers.
The Role

At Niagara, we’re looking for Team Members who want to be part of achieving our mission to provide our customers the highest quality most affordable bottled water.

Consider applying here, if you want to:   

  • Work in an entrepreneurial and dynamic environment with a chance to make an impact.   
  • Develop lasting relationships with great people.   
  • Have the opportunity to build a satisfying career.

We offer competitive compensation and benefits packages for our Team Members.

IT/OT Network Engineer II - SCADA/PLC/HMI

The role of IT Administrator II – IT/OT Networks is responsible for day-to-day administration required to support network infrastructure as well as the IT convergence and security of Niagara’s OT infrastructure. This includes network operations and network security resources based on system requirements and advanced troubleshooting of these implementations in a distributed environment to ensure continued business operations.
This is a hands-on operational role with on-call responsibilities, maintaining SLAs for the infrastructure supporting Niagara’s critical business applications hosted in the datacenters and remote manufacturing facilities.
  • Leverage tools like Cisco Catalyst Center and SolarWinds to monitor and analyze the performance of existing wired and wireless networks at all Niagara sites to identify deficiencies and implement optimization strategies for improved network efficiency and end-user experience.
  • Proficient knowledge of:
    • VPN Technologies & Concepts such AnyConnect and GlobalProtect
    • Cisco routing and switching technologies (IOS CLI & GUI Adds/Moves/Changes)
    • Cisco and Palo Alto Firewalls
  • Working knowledge of Operational Technology (OT) systems such as SCADA, PLCs, HMIs, ICS and their integration into IT systems.
  • Leverage OT monitoring tools such as Claroty and CyberVision to monitor environments for performance issues, anomalies and security risks.
  • Experience with industrial protocols such as Siemens, Allen-Bradley and Modbus.
  • Act as a liaison between manufacturing technology and IT infrastructure teams within Niagara.
  • Respond to and assist in resolving technical issues within OT environments, including SCADA and control networks, ensuring minimal impact on production.
  • Execute tasks associated with departmental projects to ensure timely completion.
  • Implement and monitor security policies & procedures.
  • Maintain networking equipment, configurations, and logs / Assist with network Moves, Adds, Changes
  • Execute implementation of new systems and upgrades to existing systems.
  • Maintain and update documentation, execute firmware and patch deployment to network devices.
  • Review event logs, packet captures, etc. to review as needed to investigate root cause analysis.
  • List if any travel is required using percentage of time:
    • 25% - on average travels 1 week out of the month
  • Please note this job description is not designed to contain a comprehensive list of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without prior notice.

Qualifications

  • Required:
    • 2-4 years  of experience in a Networking Administrator IT/OT technical role

                *experience may include a combination of work experience and education

  • Preferred:
    • 4-6 years of experience in a Network Administrator IT/OT technical role

*experience may include a combination of work experience and education

Competencies

Additionally, the IT Administrator – IT/OT Networks is expected to demonstrate:

  • Technical Proficiency: Experience and background in the relevant technologies of the role. The ability to stay abreast of new technologies and adapt / apply them to changing business environments.  Includes the ability to educate oneself on technologies through not only formal training, but self-study and research.  Includes the ability to foster strong vendor and partner relationships.
  • Troubleshooting Skills: Ability to analyze complex network issues quickly; Emphasis on troubleshooting ability and problem resolution for application issues, network issues and mitigation of OT communication issues.
  • Project Management Skills, Time-Management Skills and Documentation Skills: The ability to prioritize, coordinate and manage multiple tasks / projects simultaneously.  Includes information organization skills, design drawing and documentation.
  • Communication Skills: Excellent written and oral communication skills; ability to communicate effectively to all levels of technical staff, end-user communities, and various levels of management.
  • Converged Network Concepts
  • Router ACL Configuration/Troubleshooting
  • Cisco switches and routers
  • Routing Protocols (emphasis on EIGRP and BGP)
  • Software Defined Network Technologies & Concepts (DMVPN, SD-WAN) a plus

Additionally, IT Administrator – IT/OT Networks is expected to demonstrate:

  • Ability to build relationships internally and externally
  • Strong business acumen
  • Proven leadership qualities
  • Strong problem solving/ analysis abilities
  • Teamwork Orientation
  • Outstanding Customer/Client Focus
  • Strong Technical Capacity

Education

  • Minimum Required: 
    • Associate's Degree
  • Preferred: 
    • Bachelor's Degree in Computer Science, related field, or equivalent work experience

Certification/License:

  • Required: CCNA or similar certification or equivalent work experience
  • Preferred: CCNP

Foreign Language

  • Required: None Required
  • Preferred: Elementary Proficiency, Spanish

Typical Compensation Range

Pay Rate Type: Salary

$100,464.14 - $145,673.02 / Yearly

Benefits

https://careers.niagarawater.com/us/en/benefits

* *Los Angeles County applicants only** Qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers, the California Fair Chance Act, and any other applicable local and state laws.

Any employment agency, person or entity that submits a résumé into this career site or to a hiring manager does so with the understanding that the applicant's résumé will become the property of Niagara Bottling, LLC. Niagara Bottling, LLC will have the right to hire that applicant at its discretion without any fee owed to the submitting employment agency, person or entity.

Employment agencies that have fee agreements with Niagara Bottling, LLC and have been engaged on a search shall submit résumé to the designated Niagara Bottling, LLC recruiter or, upon authorization, submit résumé into this career site to be eligible for placement fees.

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The Company
HQ: Diamond Bar, CA
7,500 Employees
Year Founded: 1963

What We Do

Niagara Bottling is a leading beverage manufacturer in the U.S., supplying some of the largest brands and stores throughout the country. We are committed to producing high-quality beverages, including bottled water, sparkling water, teas, sports drinks, non-dairy milk products, and more, while reducing our impact on the environment. Niagara began as a family business in 1963 offering five-gallon containers for home and office delivery. In the early 1990s, we expanded into single-serve private label bottled water for grocery, club, convenience and wholesale customers. Today, we remain a family business, providing our customers with an unbeatable combination of quality, price and service.

Why Work With Us

Niagara’s stability and growth provide security and opportunity. Team Member relationships drive success, impact innovation, and shape the future. We appreciate everyone’s unique experiences and are fulfilled by challenging work, a supportive team, and leaders who value us.

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