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**Principal Network Engineer - Network Segmentation Expert** Direct network segmentation efforts across Fidelity's enterprise, safeguarding technology ecosystems and business operations. Leverage 7+ years in network engineering, hands-on with Akamai Guardicore, Illumio, or Cisco Secure Workload. Design, deploy, and optimize micro-segmentation solutions to enhance security, boost traffic visibility, and reduce risk. Analyze application traffic patterns, develop segmentation policies, and collaborate with cross-functional teams. Proficient in TCP/IP, routing, switching, firewalls, and Zero Trust architecture. Experience with cloud environments (AWS, Azure, GCP) and scripting (Python, PowerShell). Preferred: experience in financial services and regulated industries.
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Full Job Description
Fidelity will not provide immigration sponsorship for this position.
Job Description:
The Role
Fidelity Investments is seeking a Principal Network Engineer to help lead the implementation of network segmentation and Zero Trust architectures across our enterprise infrastructure. This role focuses on designing, deploying, and optimizing micro-segmentation solutions that enhance security, improve visibility into network traffic, and reduce cybersecurity risk. Responsibilities include analyzing application traffic patterns, developing and enforcing segmentation policies, and supporting secure communication across data center and cloud environments. By modernizing network security controls, this role plays a critical part in protecting Fidelitys technology ecosystem and business operations.
The Expertise and Skills You Bring
- 7+ years of experience in network engineering and data center networking
- Hands-on experience with network segmentation platforms such as Illumio, Akamai Guardicore, or Cisco Secure Workload
- Experience leading or supporting large-scale network segmentation, security transformation, or migration initiatives
- Strong knowledge of TCP/IP networking, routing, switching, firewalls, access control policies, and network security principles
- Experience analyzing application dependencies, network traffic flows, and east-west communication patterns to develop segmentation policies
- Knowledge of Zero Trust architecture, Zero Trust Network Access (ZTNA), Secure Access Service Edge (SASE), and enterprise security frameworks
- Experience implementing network security solutions across on-premises and cloud environments, including AWS, Azure, or Google Cloud Platform
- Ability to troubleshoot network connectivity and security policy issues in complex enterprise environments
- Experience integrating network security technologies with security monitoring, asset inventory, or configuration management platforms such as ServiceNow
- Scripting or automation experience using Python, PowerShell, or APIs preferred
- Experience with Kubernetes, container networking, Linux, and Windows server environments preferred
- Experience working within financial services or other highly regulated industries preferred
The Team
The Network Segmentation team is part of Fidelitys Enterprise Infrastructure and Cybersecurity organization, focused on strengthening the security of the firms global technology environment. We partner closely with application development teams, cybersecurity professionals, cloud engineers, and infrastructure teams to design and implement secure communication frameworks across data centers, offices, and cloud platforms. Our work enables the adoption of Zero Trust security principles while helping the business innovate safely and efficiently. Fidelity is committed to protecting client information, advancing technology innovation, and investing in our greatest asset: our people.
Fidelitys Onsite Working Model
Fidelity is transitioning to a full-time onsite working model through a phased rollout across regions and roles. Currently, some roles and locations require 100% onsite presence, while others require less. Onsite expectations are likely to evolve as the rollout continues. This transition does not apply to fully remote roles.
Certifications:
Category:
Information TechnologyPlease be advised that Fidelitys business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.
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Benefits that balance life and work
From our fully paid parent leave to our on-site health and wellness centers, our benefits support the belief that more balance you have, the better you can achieve your goals.
Company overview
Company overview
At Fidelity, we are passionate about making our financial expertise broadly accessible and effective in helping people live the lives they want. We are a privately held company that places a high degree of value in creating and nurturing a work environment that attracts the best talent and reflects our commitment to our associates. We are proud of our diverse and inclusive workplace where we respect and value our associates for their unique perspectives and experience.
Reasonable accommodations
Fidelity will reasonably accommodate applicants with disabilities who need adjustments to participate in the application or interview process. To initiate a request for an accommodation contact the HR Accommodation Team by sending an email to accommodations@fmr.com, or by calling 800-835-5099, prompt 2, option 3.
Equal opportunity employer
Fidelity Investments is an equal opportunity employer. We believe that the most effective way to attract, develop, and retain a diverse workforce is to build an enduring culture of inclusion and belonging.
Applicant screening
At Fidelity, we value honesty, integrity, and the safety of our associates and customers within a heavily regulated industry. Certain roles may require candidates to go through a preliminary credit check during the screening process. Candidates who are presented with a Fidelity offer will need to go through a background investigation and may be asked to provide additional documentation as requested. This investigation includes but is not limited to a criminal, civil litigations and regulatory review, employment, education, and credit review (role dependent). These investigations will account for 7 years or more of history, depending on the role. Where permitted by federal or state law, Fidelity will also conduct a pre-employment drug screen, which will review for the following substances: Amphetamines, THC (marijuana), cocaine, opiates, phencyclidine.
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