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Senior Core Network Engineer Jobs in Tennessee (NOW HIRING)

BNH

Senior Network Engineer

Arnold Air Force Base, TN

$123K - $180K/yr

Overview Job Title: Senior Network Engineer Location: Arnold AFB, TN Job Family Code: P - IT ... Core responsibilities of this role include providing the engineering support required for the ...

BNH

Senior Network Engineer

Arnold Air Force Base, TN · On-site

$123K - $180K/yr

Overview Job Title: Senior Network Engineer Location: Arnold AFB, TN Job Family Code: P - IT ... Core responsibilities of this role include providing the engineering support required for the ...

Fast Pace Health

Network Engineer

Franklin, TN · On-site

Perform network troubleshooting and escalate complex issues to senior engineers * Support security ... Ability to adhere to the Core Values of the Company, of teamwork, communication, empowerment ...

Pennant Services, Inc.

Senior Network Engineer

Nashville, TN · On-site

$100K - $137K/yr

We are dedicated to living out our culture as defined by our core values, "CAPLICO": C ustomer ... About the Opportunity As a Senior Network Engineer you will play a crucial role in designing ...

Pennant Services

Senior Network Engineer

Nashville, TN

$100K - $137K/yr

We are dedicated to living out our culture as defined by our core values, "CAPLICO": C ustomer ... About the Opportunity As a Senior Network Engineer you will play a crucial role in designing ...

INSPYR Solutions

Sr. Network Engineer

Nashville, TN · On-site

$100K - $137K/yr

Sr. Network Engineer / Admin 📍 Nashville, TN (Onsite) | 💼 Full-Time | 💰 ~$80K to $100K SENIOR NETWORK ENGINEER (Network Operations & Infrastructure) Shape the Backbone of a High-Performance ...

INSPYR Solutions

Sr. Network Engineer

Nashville, TN · On-site

$100K - $137K/yr

a { text-decoration: none; color: #464feb; } tr th, tr td { border: 1px solid #e6e6e6; } tr th { background-color: #f5f5f5; } Sr. Network Engineer / Admin Nashville, TN (Onsite) | Full-Time | ~$80K ...

Pennant Services, Inc.

Network Engineer

Nashville, TN · On-site

... core objective of supporting life changing service and providing professional expertise to the ... Affiliates of Pennant Services now operate 260 senior living, home health, hospice and home care ...

Pennant Services

Network Engineer

Nashville, TN

... core objective of supporting life changing service and providing professional expertise to the ... Affiliates of Pennant Services now operate 260 senior living, home health, hospice and home care ...

INSPYR Solutions

Sr. Network Engineer

Nashville, TN · On-site

$100K - $137K/yr

INSPYR Solutions is a growing Nashville-based company seeking a Senior Network Engineer to join its IT team. This hands-on, senior-level role focuses on network operations, advanced troubleshooting ...

HireRight

Senior Network Engineer

Nashville, TN · On-site

$100K - $137K/yr

Overview We are seeking an experienced Senior Edge Network Engineer to design, secure, and optimize our enterprise edge networking environment across both on-premise and cloud platforms. This hybrid ...

HireRight

Senior Network Engineer

Nashville, TN · Hybrid

$100K - $137K/yr

Overview We are seeking an experienced Senior Edge Network Engineer to design, secure, and optimize our enterprise edge networking environment across both onpremise and cloud platforms. This hybrid ...

HireRight

Senior Network Engineer

Nashville, TN · Hybrid

$100K - $137K/yr

We are seeking an experienced Senior Edge Network Engineer to design, secure, and optimize our enterprise edge networking environment across both onpremise and cloud platforms. This hybrid role ...

Oracle

Senior Core Infrastructure Engineer

Nashville, TN · On-site

$104K - $142K/yr

As a Senior Core Infrastructure Engineer, you will design and develop major new features within ... handle network unreliability. System Design & Architecture - System Reliability Performance ...

Oracle

Senior Core Infrastructure Engineer

Nashville, TN · On-site

$104K - $142K/yr

As a Senior Core Infrastructure Engineer, you will design and develop major new features within ... handle network unreliability. System Design & Architecture - System Reliability Performance ...

Centrus Energy Corp.

Network Engineer, Sr.

Oak Ridge, TN · On-site

$67K - $135K/yr

Network Engineer / Network Architect (OT / ICS - DOE Energy Sector) Make an Impact in America's Energy Future Are you passionate about building secure, resilient networks that keep critical ...

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Senior Core Network Engineer information

What is a senior core network engineer?

Senior Core Network Engineers are experienced professionals responsible for designing, implementing, managing, and optimizing the core components of an organization's network infrastructure. They focus on ensuring high availability, security, and performance of critical network systems such as routers, switches, and firewalls. These engineers often lead network projects, troubleshoot complex issues, and mentor junior staff. Their expertise is essential for maintaining seamless connectivity and supporting business operations.

What are common challenges faced by senior core network engineers, and how can they be addressed?

Senior Core Network Engineers often encounter challenges such as managing complex network architectures, ensuring minimal downtime during upgrades, and addressing security vulnerabilities in real time. Staying current with rapidly evolving technologies and vendor solutions is crucial to maintaining network performance and security. To address these challenges, engineers typically collaborate closely with cross-functional teams, participate in ongoing training, and implement robust change management processes to ensure seamless network operations.

What is the difference between Senior Core Network Engineer vs Network Operations Center (NOC) Engineer?

AspectSenior Core Network EngineerNetwork Operations Center (NOC) Engineer
CertificationsCCNP, CCIE, Cisco certificationsCompTIA Network+, Cisco CCNA
Work EnvironmentDesign, implementation, and troubleshooting core network infrastructureMonitoring, incident response, and network maintenance
Employer & Industry UsageTelecom, large enterprises, ISPsService providers, enterprise networks, managed service providers

The Senior Core Network Engineer focuses on designing and maintaining core network infrastructure, requiring advanced certifications and technical expertise. In contrast, a NOC Engineer primarily monitors network performance, responds to incidents, and ensures network uptime. Both roles are vital in network operations but differ in scope and responsibilities.

What skills and qualifications are needed to be a senior core network engineer?

To thrive as a Senior Core Network Engineer, you need in-depth knowledge of network architecture, routing and switching protocols, and a degree in computer science or a related field, often with several years of relevant experience. Expertise in tools and systems such as Cisco IOS, Juniper JUNOS, MPLS, BGP, OSPF, and relevant certifications like CCNP or CCIE are typically required. Strong analytical thinking, problem-solving, and effective communication skills help you excel in troubleshooting and collaborating with cross-functional teams. These skills and qualifications are crucial for ensuring reliable, high-performance network operations and supporting complex organizational needs.
What are the most commonly searched types of Core Network Engineer jobs in Tennessee? The most popular types of Core Network Engineer jobs in Tennessee are:
Senior Core Network Engineer jobs near you

Network Engineer (Level II or Senior) - Enterprise Network Team

St. Jude Children's Research Hospital

Memphis, TN • On-site

$101K - $138K/yr

Full-time

Posted 5 days ago

St. Jude Children's Research Hospital rating

8.6

Company rating: 8.6 out of 10

Based on 12 frontline employees who took The Breakroom Quiz

40th of 1,054 rated hospitals

Job description

The Network Engineer (Level II or Senior) plays a critical role in supporting the mission of St. Jude Children's Research Hospital by ensuring the reliable, secure, and scalable network services that connect researchers, clinicians, staff, patients, and remote locations around the world. As a member of the team responsible for Tier 0 network infrastructure, this position designs, implements, and supports the foundational services upon which all other technology systems depend.
This role provides leadership for the operation and advancement of enterprise networking technologies, including DNS, DHCP, IP Address Management (IPAM), Cisco Network Data Fabric Controller (NDFC), load balancing, wireless networking, remote access solutions, edge connectivity, and related infrastructure services. Through proactive engineering, strategic planning, and operational excellence, the Network Engineer (Level II or Senior) helps ensure that critical research, patient care, and business operations remain connected and uninterrupted.
The ideal candidate is a highly skilled engineer who thrives in a dynamic environment, balancing long-term infrastructure initiatives with operational support and incident response. Success in this role is measured not only by system availability and performance, but by enabling the work that drives scientific discovery, advances treatments, and improves outcomes for children facing catastrophic diseases worldwide.
Senior Level Qualifications:
Job Responsibilities:
  • Oversee configuration and management of the IT infrastructure to support requirements (e.g. data retention, security, business continuity, disaster recovery, information risk management).
  • Monitor and evaluate the efficiency and effectiveness of infrastructure service delivery methods and procedures.
  • Lead and manage internal infrastructure through established regulations & standards.
  • Implement and monitor incident/problem & disaster recovery for infrastructure support.
  • Manage and provide current systems usage statistics, provide future projected growth estimates based on customer's demand.
  • Partner with internal teams to develop prioritization, metrics, and processes around capacity planning and infrastructure availability.
  • Periodically present capacity planning and performance reports to senior leaders during presentations and meetings.
  • Benchmark, analyze, and make recommendations for improvement of IT infrastructure.
  • Perform other duties as assigned to meet the goals and objectives of the department and institution.
  • Maintains regular and predictable attendance.

Minimum Education and/or Training:
  • Bachelor's degree in Computer Science, Engineering, Business or related field of study required.
  • Master's degree preferred.

Minimum Experience:
  • Minimum experience: Four (4) years of IT experience with experience in infrastructure operations and engineering environments.
  • Experience in infrastructure design, systems analysis, and security management.
  • Some experience working with commercial models around infrastructure capacity procurement.
  • Experience in customer service and vendor management.
  • Some experience in business stakeholder engagement and management.
  • Hands-on experience with core network services such as DNS, DHCP, and IP Address Management (IPAM) highly preferred.
  • Experience troubleshooting complex network connectivity issues across large, distributed environments highly preferred.
  • Knowledge of network security principles, remote access solutions, and VPN technologies highly preferred.
  • Cisco Certified Network Professional (CCNP) certification highly desired.
  • Strong analytical, problem-solving, and incident response skills with the ability to prioritize multiple competing demands highly preferred.
  • Experience supporting Cisco wireless networking technologies in a large enterprise environment preferred.
  • Experience administering Cisco Network Data Fabric Controller (NDFC) preferred.
  • Experience with enterprise load balancing technologies such as F5, Citrix ADC, or similar platforms preferred.
  • Experience supporting network infrastructure in healthcare, research, higher education, or other mission-critical environments preferred.
  • Experience designing highly available and scalable network architectures that support organizational growth and expansion preferred.
  • Familiarity with enterprise monitoring, automation, and infrastructure management tools preferred.
  • Proven performance in earlier role/comparable role.

Special Skills, Knowledge and Abilities:
  • Promptly and effectively responds to customer queries and requests.
  • Explores optimal solutions for customer needs.
  • Escalates/redirects effectively for quicker customer support.
  • Is aware of interdependencies across work and considers all parts of the work and its impact while executing own work.
  • Collaborates across scrum teams and contractors to deliver common team goals.
  • Navigates and flexes work style to requirements that can change frequently, continues to communicate and influence others.
  • Conducts proactive resource/capacity planning and identifies ways to optimize asset performance.
  • Anticipates and addresses business needs to improve operating environments for teams within own area.
  • Conducts ongoing troubleshooting of complex system/application issues and devises suitable resolution/repair strategies.
  • Engages with development teams on system/application building, implementation, and issue resolution.
  • Effectively relays understanding of diverse perspectives.
  • Can handle communication upwards and downwards as needed.
  • Presents information in a clear, well thought out way and tailored to the audience.
  • Shows support for the new direction even when the details have not been finalized.
  • Uses a data-driven approach to spot early indications of underperformance and takes corrective actions. Celebrates successes.
  • Works with partners in their function to find the best solutions that align with functional priorities. Works effectively to find solutions.
  • Ability to look at data more critically and draw meaningful conclusions. Conducts root-cause analysis as needed.
  • Quickly rebounds from setbacks, including creating viable plans to move forward.
  • Helps others understand the need for change and adapt to it.

Level II Qualifications:
Job Responsibilities:
  • Contribute to infrastructure/network projects/operations and other internal/external solutions and services within own area.
  • Provide customer service around infrastructure/network in line with defined service level commitments.
  • Co-ordinate installation, configuration and support for new and existing network/infrastructure.
  • Monitor availability of existing organizational network/infrastructure and associated systems.
  • Provide capacity planning and performance analysis aligned with business demand.
  • Manage responses to security incidents to ensure timely resolution.
  • Create capacity planning and utilization reports for own area.
  • Perform other duties as assigned to meet the goals and objectives of the department and institution.
  • Maintains regular and predictable attendance.

Minimum Education and/or Training:
  • Bachelor's degree in Computer Science, Engineering, business or related field of study required.
  • Master's degree preferred.

Minimum Experience:
  • Minimum requirement: Two (2) years of IT experience with experience in infrastructure operations and engineering environments.
  • Some experience in infrastructure design, systems analysis, and security management.
  • Some experience working with business stakeholders to identify and document requirements.
  • Hands-on experience with core network services such as DNS, DHCP, and IP Address Management (IPAM) highly preferred.
  • Experience troubleshooting complex network connectivity issues across large, distributed environments highly preferred.
  • Knowledge of network security principles, remote access solutions, and VPN technologies highly preferred.
  • Cisco Certified Network Professional (CCNP) certification highly desired.
  • Strong analytical, problem-solving, and incident response skills with the ability to prioritize multiple competing demands highly preferred.
  • Experience supporting Cisco wireless networking technologies in a large enterprise environment preferred.
  • Experience administering Cisco Network Data Fabric Controller (NDFC) preferred.
  • Experience with enterprise load balancing technologies such as F5, Citrix ADC, or similar platforms preferred.
  • Experience supporting network infrastructure in healthcare, research, higher education, or other mission-critical environments preferred.
  • Experience designing highly available and scalable network architectures that support organizational growth and expansion preferred.
  • Familiarity with enterprise monitoring, automation, and infrastructure management tools preferred.
  • Proven performance in earlier role/comparable role.

Special Skills, Knowledge and Abilities:
  • Ability to think critically, draw insights and connect the dots. Openness to change and adapting to changing times with resilience and flexibility.
  • Learns on the job and applies skills in routine tasks and activities; delivers under supervision and guidance
  • Understands the task at hand, seeks out information, and draws conclusions from available data to deliver outcomes. Adapts quickly to changing priorities to perform as needed in his/her role. Remains calm when faced with changes to (and in) his/her work.
  • Skills in communicating complex ideas effectively to diverse audiences and influence others to see different points of view.
  • Is able to apply knowledge/skills within own area to deliver tasks with limited guidance
  • Effectively relays understanding of diverse perspectives. Can handle communication upwards and downwards as needed. Presents information in a clear, well thought out way and tailored to the audience.
  • Focus on setting high targets, following through with actions, and achieving results. Ability to anticipate roadblocks and circumvent challenges.
  • Is able to apply knowledge/skills within own area to deliver tasks with limited guidance
  • Shows support for the new direction even when the details have not been finalized. Uses a data-driven approach to spot early indications of underperformance and takes corrective actions. Celebrates successes. Works with partners in their function to find the best solutions that align with functional priorities. Works effectively to find solutions.
  • Skills in prioritizing and addressing needs from multiple customers/stakeholders with a focus on efficient, responsive, high-quality/fit-for-purpose delivery.
  • Learns on the job and applies skills in routine tasks and activities; delivers under supervision and guidance
  • Seeks to understand customer needs by asking clarifying questions. Prioritizes responses to customer queries. Solves routine customer problems as per processes, and seeks guidance, if needed for quick resolution.
  • Ability to take accountability for work outcomes and proactively account for interdependencies across adjacent work areas.
  • Is able to apply knowledge/skills within own area to deliver tasks with limited guidance
  • Is aware of interdependencies across work and considers all parts of the work and its impact while executing own work. Collaborates across scrum teams and contractors to deliver common team goals. Navigates and flexes work style to requirements that can change frequently, continues to communicate and influence others.
  • Skills in addressing technology infrastructure requirements and optimally managing technology assets.
  • Is able to apply knowledge/skills within own area to deliver tasks with limited guidance
  • Is able to install, configure, test, and deploy assets based on understanding of functioning of hardware and technologies within own domain. Leverages knowledge of infrastructure/network as related to diverse computing/operating environments to implement resource plans and address infrastructure performance needs/issues. Supports performance optimization and system tuning as directed.

Compensation
In recognition of certain U.S. state and municipal pay transparency laws, St. Jude is including a reasonable estimate of the compensation range for this role. This is an estimate offered in good faith and a specific salary offer takes into account factors that are considered in making compensation decisions including but not limited to skill sets, experience and training, licensure and certifications, and other business and organizational needs. It is not typical for an individual to be hired at or near the top of the salary range and compensation decisions are dependent on the facts and circumstances of each case. A reasonable estimate of the current salary range is $94,640 - $169,520 per year for the role of Network Engineer (Level II or Senior) - Enterprise Network Team.
Explore our exceptional benefits!
St. Jude is an Equal Opportunity Employer
No Search Firms
St. Jude Children's Research Hospital does not accept unsolicited assistance from search firms for employment opportunities. Please do not call or email. All resumes submitted by search firms to any employee or other representative at St. Jude via email, the internet or in any form and/or method without a valid written search agreement in place and approved by HR will result in no fee being paid in the event the candidate is hired by St. Jude.

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