Network /VoIP Administrator

Network Administrator Location:

Columbia, MO (

Hybrid:

In office & On-Site as Needed)

Department:

Technical Services Reports To:

Operations Manager Position Summary The Network Administrator is responsible for the design, implementation, maintenance, and security of client network environments. This role ensures stable, secure, and high-performing infrastructure across multiple client locations. This position requires a balance of technical expertise, proactive problem-solving, and disciplined execution within a managed services framework. The Network Administrator is expected to not only resolve issues but also anticipate risks, improve systems, and contribute to long-term client success. Key Responsibilities Network Management & Support Configure, maintain, and support routers, switches, firewalls, and wireless networks Manage LAN/WAN environments, VLANs, VPNs, and subnetting Monitor network performance and proactively address capacity or reliability concerns Perform firmware updates, patching, and system upgrades VoIP & Phone System Management (NUSO) Configure, deploy, and maintain VoIP phone systems using NUSO platform Manage user provisioning, extensions, call routing, auto attendants, hunt groups, and voicemail systems Troubleshoot call quality issues (latency, jitter, packet loss) in coordination with network performance Coordinate number porting, carrier interactions, and system cutovers Support end users with phone features, setup, and usability (forwarding, mobile apps, softphones) Maintain documentation of phone system configurations and client-specific call flows Assist in standardizing VoIP deployments and improving consistency across client environments Security & Risk Management Implement/manage firewall rules, intrusion detection/prevention systems,& endpoint security Enforce best practices for access control, MFA, and least privilege Respond to security alerts and assist with incident remediation Support compliance requirements and cybersecurity standards Troubleshooting & Issue Resolution Diagnose/ resolve network-related issues across multiple layers (connectivity, DNS, etc. Perform root cause analysis and document findings Escalate complex issues appropriately while maintaining ownership Service Support, Escalations & Operational Coverage Take ownership of escalated tickets , providing advanced troubleshooting and resolution for complex issues Act as a technical escalation point for team members, offering guidance and support Assist during high call volume periods , helping maintain service levels and minimize client impact Support the service board by handling overflow tickets and prioritizing critical issues Participate in and support large-scale deployments , including network rollouts, hardware installations, and upgrades Collaborate with team members to ensure effective resource allocation during peak workloads Demonstrate a team-first approach , stepping in as needed to support overall service delivery Monitoring & Maintenance Utilize monitoring tools to track network health, uptime, and performance Respond to alerts and ensure timely resolution Conduct routine system checks, backup verification, and failover testing Documentation & Process Compliance Maintain accurate network diagrams, configurations, and client documentation Follow established procedures for ticketing, time tracking, and change management Complete all required job notes, checklists, and documentation in designated systems Client Support & Communication Provide clear, professional communication to clients regarding issues, updates, and recommendations Translate technical issues into business impact when necessary Support onsite visits for installations, troubleshooting, and project work Projects & Continuous Improvement Assist with network design, upgrades, and infrastructure projects Recommend improvements for performance, security, and scalability Participate in internal process improvements and standardization efforts Required Skills & Qualifications Technical Requirements Strong understanding of TCP/IP, DNS, DHCP, VLANs, and routing Experience with VoIP systems and call flow design (experience with NUSO preferred) Experience with firewalls, VPNs, and network security principles Familiarity with Windows Server and/or Linux environments Experience with network hardware platforms (e.g., Cisco, Ubiquiti, or similar) Experience with monitoring and troubleshooting tools Experience 3+ years of network administration or related IT experience Experience in a managed services environment preferred Certifications (Preferred) CompTIA Network+ Cisco CCNA CompTIA Security+ Core Competencies Strong analytical and problem-solving skills Ability to manage multiple priorities and clients simultaneously High attention to detail and documentation discipline Professional communication and customer service skills Accountability and ownership of assigned work Work Environment & Expectations Standard business hours: Monday-Friday, 8:00 AM

• 5:00 PM Participation in on-call or after-hours support as required Combination of remote work and onsite client visits Adherence to company policies, procedures, and service standards Performance Expectations Maintain high-quality, timely ticket resolution Demonstrate proactive identification of issues and improvements Meet documentation and process compliance standards Contribute positively to team operations and client satisfaction Compensation & Benefits Competitive salary based on experience Benefits package including health insurance, retirement plan, and paid time off Ongoing training and professional development opportunities Position Impact This role is critical to maintaining client trust and operational stability.

The Network Administrator directly influences system uptime, security posture, and the overall client experience.

Pay:

$60,000.00

• $70,000.

00 per year

Benefits:

Dental insurance Employee assistance program Flexible spending account Health insurance Health savings account Paid time off Professional development assistance Retirement plan Vision insurance

Work Location:

Hybrid remote in Columbia, MO 65201 Network /VoIP Administrator 1105 Lakeview Avenue, Columbia, MO 65201 Hybrid work $60,000

• $70,000 a year
• Full-time $60,000
• $70,000 a year

•

Full-time Network Administrator Location:

Columbia, MO (

Hybrid:

In office & On-Site as Needed)

Department:

Technical Services Reports To:

Operations Manager Position Summary The Network Administrator is responsible for the design, implementation, maintenance, and security of client network environments. This role ensures stable, secure, and high-performing infrastructure across multiple client locations. This position requires a balance of technical expertise, proactive problem-solving, and disciplined execution within a managed services framework. The Network Administrator is expected to not only resolve issues but also anticipate risks, improve systems, and contribute to long-term client success. Key Responsibilities Network Management & Support Configure, maintain, and support routers, switches, firewalls, and wireless networks Manage LAN/WAN environments, VLANs, VPNs, and subnetting Monitor network performance and proactively address capacity or reliability concerns Perform firmware updates, patching, and system upgrades VoIP & Phone System Management (NUSO) Configure, deploy, and maintain VoIP phone systems using NUSO platform Manage user provisioning, extensions, call routing, auto attendants, hunt groups, and voicemail systems Troubleshoot call quality issues (latency, jitter, packet loss) in coordination with network performance Coordinate number porting, carrier interactions, and system cutovers Support end users with phone features, setup, and usability (forwarding, mobile apps, softphones) Maintain documentation of phone system configurations and client-specific call flows Assist in standardizing VoIP deployments and improving consistency across client environments Security & Risk Management Implement/manage firewall rules, intrusion detection/prevention systems,& endpoint security Enforce best practices for access control, MFA, and least privilege Respond to security alerts and assist with incident remediation Support compliance requirements and cybersecurity standards Troubleshooting & Issue Resolution Diagnose/ resolve network-related issues across multiple layers (connectivity, DNS, etc. Perform root cause analysis and document findings Escalate complex issues appropriately while maintaining ownership Service Support, Escalations & Operational Coverage Take ownership of escalated tickets , providing advanced troubleshooting and resolution for complex issues Act as a technical escalation point for team members, offering guidance and support Assist during high call volume periods , helping maintain service levels and minimize client impact Support the service board by handling overflow tickets and prioritizing critical issues Participate in and support large-scale deployments , including network rollouts, hardware installations, and upgrades Collaborate with team members to ensure effective resource allocation during peak workloads Demonstrate a team-first approach , stepping in as needed to support overall service delivery Monitoring & Maintenance Utilize monitoring tools to track network health, uptime, and performance Respond to alerts and ensure timely resolution Conduct routine system checks, backup verification, and failover testing Documentation & Process Compliance Maintain accurate network diagrams, configurations, and client documentation Follow established procedures for ticketing, time tracking, and change management Complete all required job notes, checklists, and documentation in designated systems Client Support & Communication Provide clear, professional communication to clients regarding issues, updates, and recommendations Translate technical issues into business impact when necessary Support onsite visits for installations, troubleshooting, and project work Projects & Continuous Improvement Assist with network design, upgrades, and infrastructure projects Recommend improvements for performance, security, and scalability Participate in internal process improvements and standardization efforts Required Skills & Qualifications Technical Requirements Strong understanding of TCP/IP, DNS, DHCP, VLANs, and routing Experience with VoIP systems and call flow design (experience with NUSO preferred) Experience with firewalls, VPNs, and network security principles Familiarity with Windows Server and/or Linux environments Experience with network hardware platforms (e.g., Cisco, Ubiquiti, or similar) Experience with monitoring and troubleshooting tools Experience 3+ years of network administration or related IT experience Experience in a managed services environment preferred Certifications (Preferred) CompTIA Network+ Cisco CCNA CompTIA Security+ Core Competencies Strong analytical and problem-solving skills Ability to manage multiple priorities and clients simultaneously High attention to detail and documentation discipline Professional communication and customer service skills Accountability and ownership of assigned work Work Environment & Expectations Standard business hours: Monday-Friday, 8:00 AM

• 5:00 PM Participation in on-call or after-hours support as required Combination of remote work and onsite client visits Adherence to company policies, procedures, and service standards Performance Expectations Maintain high-quality, timely ticket resolution Demonstrate proactive identification of issues and improvements Meet documentation and process compliance standards Contribute positively to team operations and client satisfaction Compensation & Benefits Competitive salary based on experience Benefits package including health insurance, retirement plan, and paid time off Ongoing training and professional development opportunities Position Impact This role is critical to maintaining client trust and operational stability.

The Network Administrator directly influences system uptime, security posture, and the overall client experience.

Pay:

$60,000.00

• $70,000.

00 per year

Benefits:

Dental insurance Employee assistance program Flexible spending account Health insurance Health savings account Paid time off Professional development assistance Retirement plan Vision insurance

Work Location:

Hybrid remote in Columbia, MO 65201