Network Administrator (NetOps) - Tier 3

THE BISON GROUP LLC; Miami (FL); On-site; USD 110,000 - 150,000; Full time

Job summary

The Bison Group LLC is seeking a Tier 3 Network Operations Technician to advance enterprise network infrastructure. You will troubleshoot complex incidents, coordinate with NOC and NetOps teams, and drive break/fix activities, deployments, and technical refresh initiatives across geographically dispersed sites.

You will lead investigations, apply advanced routing knowledge (OSPF/BGP), and support GRE tunnels, VPNs, and VRF configurations in production environments.

Qualifications

• IAT II certification and CCNA required.
• Active TS/SCI with CI Poly or ability to obtain CI Poly prior to starting.
• Familiar with Cisco and Juniper network equipment.

Responsibilities

• Perform approved network changes including port configurations, VLAN assignments, ACLs, route advertisements.
• Diagnose and resolve complex network issues across enterprise environment.
• Deploy, upgrade, and refresh network deployments at multiple locations.
• Work independently or in small teams with minimal supervision.
• Design and implement network solutions and provide advanced troubleshooting in production environments.
• Lead investigations using data collection and analysis to resolve issues.
• Apply innovative and sound technical judgment to meet customer objectives.
• Demonstrate advanced knowledge of routing protocols (OSPF/BGP) and troubleshoot related issues.
• Troubleshoot GRE tunnels, VPN technologies, and VRF implementations.
• Configure and troubleshoot HAIPEs and TACLANEs.

Skills

IAT II

CCNA

TS/SCI with CI Poly

Cisco & Juniper familiarity

Education

High School/GED + 9 Yrs

Associates +7 Yrs

Bachelors +5 Yrs

Masters +3 Yrs

PhD +1 Yrs

Tools

Cisco equipment

Juniper equipment

HAIPEs

TACLANEs

Job description

Description

As a Tier 3 Network Operations Technician, you will serve as a senior technical resource responsible for supporting and maintaining enterprise network infrastructure. You will troubleshoot and resolve issues ranging from end-user connectivity concerns to complex enterprise-wide network incidents. Working closely with the NOC, NetOps Tier 2, and fellow NetOps Tier 3 technicians, you will execute break/fix activities, implement configuration changes, and diagnose routing and switching issues across the network environment. Additionally, you will design, engineer, and deploy network solutions of varying complexity to support customer requirements, enhance operational capabilities, and achieve mission objectives.

• Perform approved network changes, including port configurations, VLAN assignments, ACL implementations, route advertisements, and standards compliance activities.
• Diagnose, analyze, and resolve complex network issues by identifying root causes and implementing effective solutions.
• Execute network deployments, installations, upgrades, and technical refresh initiatives across geographically dispersed locations.
• Work independently and collaboratively within small teams while requiring minimal supervision.
• Design and implement network solutions, perform maintenance activities, and provide advanced troubleshooting support for production environments.
• Lead the investigation of complex technical problems, utilizing detailed data collection, analysis, and troubleshooting methodologies to identify and resolve issues.
• Apply creativity, innovation, and sound technical judgment to achieve customer objectives and operational requirements.
• Demonstrate advanced knowledge of routing protocols, including OSPF and BGP, with the ability to troubleshoot and resolve protocol-related issues.
• Demonstrate experience troubleshooting and supporting GRE tunnels, VPN technologies, and VRF implementations within enterprise network environments.
• Bring experience with and be able to configure and troubleshoot HAIPEs and TACLANEs.

Requirements

You’ll Bring These Qualifications:

• IAT II
• CCNA
• Active TS/SCI with CI Poly or TS/SCI security clearance with ability to obtain a CI poly prior to starting
• Familiar with both Cisco and Juniper network equipment

Minimum Education & Experience (One of the following):

• High School/GED + 9 Yrs,
• Associates + 7 Yrs
• Bachelors +5 Yrs
• Masters + 3 Yrs
• PhD +1 Yrs

The Bison Group, LLC is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, pregnancy, national origin, age, genetic information, or protected veteran status and will not be discriminated against on the basis of disability. If you’d like to view a copy of the company’s affirmative action plan for protected veterans/individuals with disabilities or our policy statement, please email [e-mail]. If you have a disability and you believe you need a reasonable accommodation in order to search for a job opening or to submit an online application, please e-mail [e-mail]. This mailbox is created exclusively to assist disabled job seekers whose disability prevents them from being able to apply online. Only emails sent for this purpose will be returned. Emails left for other purposes, such as following up on an application or technical issues not related to a disability, will not receive a response.

Disclaimer: This position offers a wage or salary range based on market data and internal pay policies. This range is a good‑faith estimate and may vary depending on qualifications, experience, and other factors. We do not request or use prior compensation history in making employment decisions. Any voluntary disclosure of prior wage information may be considered to support a higher offer but will not be used to justify a lower offer.

The Bison Group offers benefit options including medical, dental, vision, life, disability insurance, and accrued PTO including vacation, sick leave and holidays.

The listed pay range serves as a general guideline rather than a guaranteed salary. Final compensation is determined by a variety of factors including, but not limited to, role‑specific responsibilities; candidate qualifications such as education, skills, and mission‑aligned experience; market data, business considerations, internal equity, and any applicable legal or bargaining agreements (if any).