Remote Network Defense Architect

UnitedHealth-Grou; Eden Prairie (MN); Hybrid; USD 113,000 - 193,000; Full time

Job summary

UnitedHealth Group is seeking a Network Defense Technical Advisor to strengthen our enterprise security posture across hybrid environments. Remote-friendly role with in-office days for MN or DC sites, focusing on network cartography, proactive defense, and containment strategies.

You will collaborate with Enterprise Security, Network Engineering, and Security Operations to map topologies, assess attack surfaces, and architect containment controls that protect healthcare data and critical

Qualifications

• 7+ years of professional experience in cybersecurity defense, network security engineering, or advanced threat analysis.
• 5+ years of experience designing and implementing network containment strategies, segmentation, and perimeter defense controls.
• 5+ years of core networking expertise, including deep understanding of network protocols (TCP/IP, BGP, DNS, TLS) and enterprise network architectures.
• 3+ years of experience performing network cartography, network topology mapping, asset discovery, or communication flow visualization across complex enterprise environments.
• 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 continuously 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 continuously optimize the enterprise security posture
• Serve as a technical subject matter expert 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 systemic 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 security engineering

Threat analysis

Network cartography

Containment strategy

Perimeter defense

TCP/IP knowledge

Job description

UnitedHealth Group is seeking a Network Defense Technical Advisor to strengthen our enterprise security posture across hybrid environments. Remote-friendly role with in-office days for MN or DC sites, focusing on network cartography, proactive defense, and containment strategies.

You will collaborate with Enterprise Security, Network Engineering, and Security Operations to map topologies, assess attack surfaces, and architect containment controls that protect healthcare data and critical