Network Engineer | Onsite Roseville, CA

Job Summary

Under the direction of the Network Engineering Manager, the Network Engineer is responsible for supporting, maintaining, and implementing enterprise and client network infrastructure. This position is within a 24 x 7 NOC and project-based environment.

The Network Engineer provides operational support across LAN, WAN, wireless, security, and cloud-connected environments. This role focuses on troubleshooting, configuration, monitoring, and assisting with implementation projects while developing deeper technical expertise. The Network Engineer collaborates with internal teams, vendors, and customers to ensure reliable, secure, and high-performing network services.

Essential Functions

• Configure and maintain network devices including routers, switches, firewalls, and wireless infrastructure.
• Monitor network performance and respond to alerts within a 24 x 7 NOC environment.
• Troubleshoot network connectivity and performance issues across LAN and WAN environments.
• Perform routine maintenance activities such as firmware upgrades, patching, and device replacements.
• Assist in implementing network infrastructure and security solutions.
• Support VPN configurations and basic firewall rule management.
• Document network configurations, changes, and diagrams.
• Escalate complex issues to senior engineers as appropriate while assisting in resolution efforts.
• Collaborate with other IT teams to support applications and services that rely on network infrastructure.
• Participate in project deployments and technology rollouts as assigned.
• Maintain accurate ticket updates and communicate status to stakeholders.
• Perform other duties as assigned.
  
  

JOB SPECIFICATIONS – Knowledge, Skills, And Qualifications

• A minimum of 3 years of experience in network engineering, network support, or related infrastructure roles.
• Industry certification such as CCNA strongly preferred. Progression toward CCNP is a plus.
• Working knowledge of networking protocols including TCP/IP, OSPF, VLANs, STP, and VPN technologies.
• Basic understanding of routing concepts and WAN technologies.
• Familiarity with firewall technologies and network security best practices.
• Exposure to SD-WAN and cloud networking concepts is a plus.
• Experience with network monitoring and management tools.
• Familiarity with troubleshooting tools such as ping, tracert, and Wireshark.
• Basic understanding of network documentation and diagramming.
• Ability to troubleshoot network issues and perform structured problem analysis.
• Strong analytical and organizational skills with the ability to manage multiple tasks.
• Good written and verbal communication skills.
• Ability to work in a team-oriented, collaborative environment.
• Customer-focused mindset with a willingness to learn and grow within the organization.
  
  

Preferred Qualifications

• N/A
  
  

Working Conditions / Environment & Physical Demands

• Required to work in an office environment with moderate noise and moderate temperatures.
• Incumbent may be asked to perform other duties as required.
• Sit for long periods of time.
• Standing/walking frequently
• Occasionally: Bending/stooping, squatting, climb stairs, kneeling, balancing, reaching, driving, lifting (floor-to-waist, self, less than 30lbs), lifting (waist-to-shoulder, self, less than 30lbs)
• Rarely/Never: Climb ladder, lifting (shoulder-to-overhead, self, less than 30lbs), lifting (floor-to-waist, partner, less than 30lbs), lifting (waist-to-shoulder, partner, less than 30lbs), lifting (shoulder-to-overhead, partner, less than 30lbs)
• May require the ability to travel by air or auto.
• These positions may be expected to work varying shifts and hours to ensure successful operation of activities in the organization.
  
  

The information above describes the general nature of the position and serves as a summary of the typical job functions. It is not a comprehensive list of all possible job responsibilities, tasks, or duties.

Wages And Benefits

• This is a FT, Non-Exempt position. Pay is DOE, $38-52/Hour. Quest has 24 pay periods per calendar year.
  
  

Disclaimer

Applicant must successfully complete company background check including DMV as well as pre-employment screening. Incumbent may be asked to perform other duties as required.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, or national origin.

Equal Opportunity Employer – Minorities, Women, Disabled and Veterans are encouraged to apply.

About Quest

Quest is a worldwide leader in technology management offering a portfolio of professional, cloud, and managed services. Either on-site or from one of over two dozen secure global service delivery centers, Quest offers Cloud, Disaster Recovery, Security, Network, Server Management and IT Staffing Solutions. QuestFlex®, a unique and flexible service level agreement, provides Quest's customizable services and solutions based on clients' requirements. For more information, please visit our website at: http://www.questsys.com/.