IT Network and Telephony Engineer

DCI Donor Services; Nashville (TN); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Up to 184 hours PTO first year

Up to 72 hours sick time first year

Medical plans PPO or HDHP

Dental and Vision Coverage

403(b) plan with matching

Life Insurance & AD&D

Wellness Program

Phone stipend

Discounts on home/auto/renter/pet

Cell phone discounts

Job summary

DCI Donor Services in Nashville is seeking an IT Network and Telephony Engineer to design, secure, and administer the organization’s IT network and VoIP systems. The role focuses on maintaining performance, reliability, and security across routers, switches, firewalls, VPNs, and SBCs.

The ideal candidate will bring 7+ years in network admin and IT security, 5+ years in VoIP, and experience in healthcare or nonprofit environments. A hybrid arrangement in Nashville, TN is offered.

Qualifications

• Bachelor’s degree in information security, Computer Science, or related field (or equivalent work experience)
• 7+ years of hands-on experience in network administration & IT Security
• 5+ years of experience managing VoIP systems and telephony infrastructure
• Experience in the healthcare or nonprofit sector is a plus, particularly in a regulated environment such as an OPO
• Strong knowledge of networking protocols; Cisco hardware; firewall/IDS/IPS/VPNs; VoIP infrastructure; monitoring tools

Responsibilities

• Design, configure, and maintain LAN/WAN infrastructure, including routers, switches, wireless access points, load balancers, and firewalls.
• Implement and manage VLANs, routing protocols, and QoS to optimize network performance.
• Monitor network performance and troubleshoot issues.
• Maintain network documentation, topology diagrams, and configuration records.
• Network security controls: firewalls, VPNs, IDS/IPS; manage security incidents.
• VoIP administration: call routing, voicemail, conferencing, auto attendants.
• Configure SBCs, SIP trunks, and telephony gateways; monitor call quality.
• Coordinate with providers/vendors to resolve outages; ensure VoIP security.
• Monitoring, reporting: track system health; capacity planning; logs/reports.

Skills

IT Networking

IT Security

VoIP Administration

Problem Solving

Communication

Education

Bachelor’s degree in information security, CS, or related field

Tools

Cisco hardware

Firewalls

IDS/IPS

VPNs

VoIP infrastructure

Wireshark

SolarWinds

Job description

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

IT Network and Telephony Engineer

Regular Full-Time Professional Recruiting - Nashville, Nashville, TN, US

2 days ago Requisition ID: 2660

DCI Donor Services (DCIDS) is looking for a dynamic and enthusiastic team member to join us to save lives!! Our mission at DCIDS is to save lives through organ donation and we want professionals on our team that will embrace this important work!! We are currently seeking an IT Network and Telephony Engineer. The IT Network and Telephony Engineer is responsible for the design, management, and maintenance of the organization’s IT network, security infrastructure, and VoIP telephony systems. This role ensures seamless operation and optimal performance of all network components, including routers, switches, VPNs, and firewalls, while actively protecting the organization from cybersecurity threats. Additionally, the administrator will manage and support VoIP services, ensuring clear and reliable communication across the organization. A critical part of this role is identifying vulnerabilities, troubleshooting network and telephony issues, and implementing proactive measures to safeguard the integrity of the company's infrastructure.

This is a hybrid position in Nashville, TN.

COMPANY OVERVIEW AND MISSION

For over four decades, DCI Donor Services has been a leader in working to end the transplant waiting list. Our unique approach to service allows for nationwide donation, transplantation, and distribution of organs and tissues while maintaining close ties to our local communities.

DCI Donor Services operates three organ procurement/tissue recovery organizations: New Mexico Donor Services, Sierra Donor Services, and Tennessee Donor Services. We also maximize the gift of life through the DCI Donor Services Tissue Bank and Sierra Donor Services Eye Bank.

Our performance is measured by the way we serve donor families and recipients. To be successful in this endeavor is our ultimate mission. By mobilizing the power of people and the potential of technology, we are honored to extend the reach of each donor’s gift and share the importance of the gift of life.

With the help of our employee-led strategy team, we will ensure that all communities feel welcome and safe with us because we are a model for fairness, belonging, and forward thinking.

Key responsibilities this position will perform include:

• Network Administration
• Design, configure, and maintain LAN/WAN infrastructure, including routers, switches, wireless access points, load balancers, and firewalls.
• Implement and manage VLANs, routing protocols, and Quality of Service (QoS) to optimize network performance.
• Monitor network performance and availability, proactively identifying and resolving issues.
• Maintain accurate and up-to-date network documentation, including topology diagrams and configuration records.
  
• Network Security and Compliance
  • Implement and manage network security controls, including firewalls, VPNs, and intrusion detection/prevention systems (IDS/IPS)
• Monitor network traffic for anomalies and respond to security incidents in coordination with cybersecurity teams.
• Enforce access controls, segmentation, and secure configurations to protect sensitive data and systems.
• Ensure compliance with organizational security policies, industry standards, and regulatory requirements.
• Conduct periodic security audits, vulnerability assessments, and penetration tests, partnering with consultants/third parties where necessary
• Respond to and mitigate cybersecurity incidents in coordination with incident response protocols
  
• VoIP and Telephony Administration
  • Administer and support VoIP systems, including call routing, voicemail, conferencing, and auto attendants.
• Configure and maintain Session Border Controllers (SBCs), SIP trunks, and telephony gateways.
• Monitor call quality and troubleshoot VoIP-related issues (e.g., jitter, latency, dropped calls).
• Coordinate with service providers and vendors to resolve outages or system issues.
• Ensure the security of VoIP infrastructure against threats such as toll fraud and denial-of-service (DoS) attacks.
  
• Monitoring, Reporting, and Optimization
  • Use network and voice monitoring tools to track system health and performance.
• Analyze usage patterns and performance metrics to recommend improvements and capacity planning.
• Maintain logs and reports for audits, compliance, and incident analysis.
• Continuously evaluate and refine configurations to improve efficiency, reliability, and user experience.
• Provide reports to leadership on security incidents, trends, and compliance status.
  
• Perform other related job duties as assigned

The ideal candidate will have:

• Bachelor’s degree in information security, Computer Science, or related field (or equivalent work experience)
• 7+ years of hands-on experience in network administration & IT Security
• 5+ years of experience managing VoIP systems and telephony infrastructure
• Experience in the healthcare or nonprofit sector is a plus, particularly in a regulated environment such as an OPO
• Technical Skills:
  • Strong knowledge of networking protocols (TCP/IP, DNS, DHCP, etc.).
  • Proficiency with Cisco, or similar networking hardware.
  • Experience with firewall management, IDS/IPS, VPNs, and endpoint security tools.
  • Experience with VoIP systems, including setup, management, and troubleshooting of VoIP infrastructure (e.g., Cisco, RingCentral, Genesys Purecloud, Microsoft Teams Voice).
  • Familiarity with Network monitoring tools (e.g., Wireshark, SolarWinds)
• Certifications:
  • Relevant IT certifications preferred (e.g. CompTIA, Cisco, Microsoft)
  • Competencies & Physical Traits
  • Excellent problem-solving, analytical, and decision-making abilities.
  • Effective communication and interpersonal skills, with the ability to interact with technical and non-technical stakeholders.
  • Ability to work independently and as part of a team.
  • High attention to detail and strong organizational skills.
  • Sits, stands, bends, and walks.
  • Communicates verbally and in writing.
  • Lifts and carries loads up to 50 lbs.
• Hybrid work model with a combination of remote and on‑site responsibilities, depending on project requirements and system maintenance needs.
• On‑site presence required for tasks such as hardware installation, network upgrades, telephony system configuration, and emergency response
• Standard office conditions when on‑site, including extended periods working at a computer.
• May require after‑hours availability for critical network and telephony updates or emergency response.

We offer a competitive compensation package including:

• Up to 184 hours of PTO your first year
• Up to 72 hours of Sick Time your first year
• Two Medical Plans (your choice of a PPO or HDHP), Dental, and Vision Coverage
• 403(b) plan with matching contribution
• Company provided term life, AD&D, and long‑term disability insurance
• Wellness Program
• Supplemental insurance benefits such as accident coverage and short‑term disability
• Discounts on home/auto/renter/pet insurance
• Cell phone discounts through Verizon
• Monthly phone stipend

New employees must have their first dose of the COVID-19 vaccine by their potential start date or be able to supply proof of vaccination.

You will receive a confirmation e-mail upon successful submission of your application. The next step of the selection process will be to complete a video screening. Instructions to complete the video screening will be contained in the confirmation e-mail. Please note - you must complete the video screening within 5 days from submission of your application to be considered for the position.

DCIDS is an EOE/AA employer – M/F/Vet/Disability.