Principal Network Engineer - Data Centers

Our Fortune 500 company is driving a digital transformation and looking for forward-thinking innovators to disrupt how our industry thinks about and uses technology. As one of the world's leading employee benefits providers, we help millions of people gain affordable access to benefits that help them protect their families, their finances and their futures.

Are you an asker of questions, a solver of problems, and a challenger of the status quo? Our mission is to provide a differentiated customer experience and exceed the expectations people have of technology at any company — not just insurers. 

We are seeking individuals to join our team of talented IT professionals who share never-ending passion and an unwavering focus on our customer experience. Team members comfortable working in an agile, fast-paced, and delivery-focused environment thrive in our environment where we value an entrepreneurial spirit and those who challenge the status-quo.

Unum is changing, and we’re excited about what’s next. Join us.

General Summary:

We’re seeking a highly skilled Principal Network Engineer to lead the architecture and engineering of our global enterprise voice and data networks. This role is ideal for a strategic thinker with deep technical expertise in designing, supporting, and troubleshooting complex network environments.

As a key technical leader, you’ll collaborate with internal teams and external partners to architect scalable, secure, and high-performing network solutions that align with evolving business needs. You’ll work closely with Principal Engineers, IT leadership, and cloud vendors to ensure seamless integration of hardware, software, and cloud infrastructure—delivering reliable communication and collaboration capabilities across the enterprise.

If you're passionate about building future-ready networks and translating business goals into technical solutions, we’d love to hear from you.

Principal Duties and Responsibilities

• Architect, design, implement, and oversee maintenance of NextGen Firewalls

• Architect, design, implement, and oversee maintenance of IP Address Management

• Architect, design, implement, and oversee maintenance for Load Balancers

• Architect, design, implement, and oversee maintenance for Wireless Infrastructure

• Architect, design, implement, and oversee maintenance for Soft Defined WAN (SD WAN) and Secure Access Service Edge (SASE)

• Architect, design, implement, and oversee maintenance for Network Access Control systems (Forescout CounterAct, Cisco ISE)

• Acts as a primary liaison and network security subject matter expert for business delivery teams

• Demonstrates strong focus on quality delivery and customer experience.

• Maps business needs and service options by leveraging knowledge of business strategy, business processes, and market offerings to assist the business/service owner in selecting the most appropriate products and services to meet its requirements.  Will be expected to understand business priorities and embrace and learn new technologies that support the business strategy.

• Develops solution strategies to ensure all the performance measures of all IT services meet the needs of the business and of any service requirements or service level agreements which may be in place.

• Ensures that the policy and standards for capacity management are fit for purpose, current and are correctly implemented.

• Provides specialist expertise to facilitate and execute the selection, installation and operations of network services deployed in our data centers and public clouds or delivered by a SaaS, PaaS, and IaaS service

• Partnering directly with Senior Infrastructure Engineers, they will ensure solution delivery for maximum performance, value, and quality.

• The management of the capability, functionality and sustainability of infrastructure components to meet current and forecast needs in a cost-effective manner.

• The capability to recognize and exploit technical opportunities that increase the efficiency and effectiveness of the organization.  Evaluates new system software, reviews system software updates and identifies those that merit action.

• The selection, design, justification, implementation, and operation of information security controls and management strategies to maintain the confidentiality, integrity, availability, accountability and relevant compliance of