Remote Network Defense Strategy Lead

UnitedHealth Group; Eden Prairie (MN); Hybrid; Confidential; Full time

Job summary

UnitedHealth Group is seeking a Network Defense Technical Advisor to map enterprise networks, evaluate attack surfaces, and architect proactive containment controls. Based in MN or DC with remote flexibility, this role collaborates across Enterprise Security, Network Engineering, and Security Operations to strengthen the health system's defenses.

Responsibilities include network cartography, threat modeling, and containment playbooks for hybrid and multi-cloud environments, ensuring secure and

Qualifications

• 7+ years of professional experience in cybersecurity defense, network security engineering, or advanced threat analysis.
• 5+ years designing and implementing network containment strategies, segmentation, and perimeter defense controls.
• 5+ years of core networking knowledge (TCP/IP, BGP, DNS, TLS) and enterprise network architectures.
• 3+ years of network cartography, topology mapping, asset discovery, or communication flow visualization.
• 3+ years of experience integrating network telemetry and security alerts into enterprise SIEM or data lakes.

Responsibilities

• Lead strategic network cartography initiatives to map, visualize, and assess enterprise network topographies and asset relationships.
• Design, evaluate, and advise on proactive network defense strategies and containment frameworks to minimize attack surface exposure and limit lateral movement.
• Partner with security operations, threat intelligence, and network engineering teams to optimize the enterprise security posture.
• Serve as a technical SME on network threat modeling, micro-segmentation, egress/ingress controls, and containment protocols.
• Develop and maintain technical guidance, containment playbooks, and security control validation strategies for complex hybrid and multi-cloud network environments.
• Analyze security telemetry, network traffic patterns, and topology changes to proactively identify vulnerabilities and architectural risks.
• Drive adoption of security-by-design principles across enterprise network infrastructure, perimeter defenses, and critical boundary controls.

Skills

Cybersecurity defense

Network containment

Perimeter defense

Network cartography

Telemetry integration

Tools

SIEM

NTA/NDR platforms

Job description

UnitedHealth Group is seeking a Network Defense Technical Advisor to map enterprise networks, evaluate attack surfaces, and architect proactive containment controls. Based in MN or DC with remote flexibility, this role collaborates across Enterprise Security, Network Engineering, and Security Operations to strengthen the health system's defenses.

Responsibilities include network cartography, threat modeling, and containment playbooks for hybrid and multi-cloud environments, ensuring secure and