Sr. Cisco Network Engineer

Post Date

Dec 04, 2025

Location

Niskayuna,
New York

ZIP/Postal Code

12309
US
Feb 18, 2026 Insight Global

Job Type

Perm

Category

Network Engineer

Req #

CIN-e13435db-3b6f-4da3-98fb-f8a504276ea4

Pay Rate

$105k - $115k (estimate)

Job Description

An employer is looking for a hybrid Sr Cisco Network Engineer (L3) in the Niskayuna, NY area. This position will serve as the L3 Site Engineer working directly with their Aerospace customer. The ideal candidate will be responsible for designing, implementing, and maintaining advanced Cisco-based network infrastructures. This role provides third-level support, resolves complex network issues, and ensures high availability, security, and performance across enterprise environments. The position involves collaboration with IT teams, project managers, and clients to deliver robust networking solutions for professional services engagements.

- Perform all aspects of technical deployment projects, including an implementation plan, methods of procedures, additional technical resource identification, and execution of work.
- Engineer and configure all of the customer orders within the scope of the role, based on the accepted processes and established timeframes (OLAs).
- Work with Network Planning to manage growth and capacity plans by monitoring network performance and communicating specific capacity needs, when they arise.
- Responsible for leading in the implementation of network designs that consistently deliver performance, reliability, and scalability within the established Service Level Agreements (SLAs).
- Participate in on-call rotation for escalation support of technical issues, supporting the 24x7 production network environment.
- Represent Network Engineering on cross-functional product/project teams, in the development, launch, and administration of data services. Role as a technical resource on specific engineering projects, as deemed necessary by the business.

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.

Required Skills & Experience

- 5+ years of experience of hands on network engineering in an enterprise environment
- Strong expertise of Cisco technologies (routing/ switching = Cisco Catalyst, Nexus, Wireless = Meraki, Security = ASA, ISE, SDN = SDWAN)
- Cisco certifications – CCNA, CCNP
- Strong communication skills

Nice to Have Skills & Experience

- Professional Services background
- Bachelors Degree
- F5 load balancer experience

Benefit packages for this role will start on the 1st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.