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Posted: 10/20/2026Zero Trust, Microsegmentation Engineer
S&P GlobalCore Competencies
Role fitCore Competencies
Use this summary to align your resume positioning with the role.
Demonstrates expertise in architecting and enforcing micro-segmentation policies across diverse environments, with a strong focus on network security and cloud integration. Proficient in analyzing application dependencies and translating requirements into effective access-control policies.
Highest-signal resume keywords
Micro-Segmentation ImplementationNetwork Security EngineeringCloud Networking and SecurityFirewall ManagementTraffic-Flow Analysis
Tech Stack
Tools & technologiesAbout the role
Key responsibilities & impact- Architect and enforce enterprise-wide micro-segmentation policies across applications, servers, workloads, and cloud environments
- Map and validate application communication flows end-to-end
- Analyze dependencies, ports, protocols, and authentication requirements
- Translate communication requirements into firewall rules, ACLs, and ZTNA controls
- Perform traffic-flow analysis using network telemetry, NetFlow, packet captures, and application dependency mapping
- Validate segmentation outcomes before and after changes
- Lead remediation and incident response
- Identify and close overly permissive connectivity gaps
- Approve network change requests
- Contribute during major incidents to minimize impact and accelerate resolution
- Automate and scale segmentation policy deployment, compliance reporting, and validation
- Build a robust Micro-Segmentation framework
- Develop documentation standards, labeling strategies, and segmentation procedures
- Support cloud adoption, data-center transformations, and modernization initiatives
Requirements
What you’ll need- 5+ years of experience in network engineering, network security, cybersecurity, or infrastructure engineering
- Expertise in TCP/IP, DNS, DHCP, routing, switching, VLANs, NAT, load balancing, and enterprise firewall management
- 2+ years of hands-on implementation of micro-segmentation, network segmentation, or Zero Trust architectures in enterprise environments
- Ability to analyze application dependencies and translate port, protocol, and authentication requirements into firewall rules, ACLs, or equivalent access-control policies
- Experience with Akamai Guardicore Segmentation, Illumio, or Zscaler preferred
- Experience with AWS, Azure, or GCP cloud networking and security controls preferred
- Experience with Kubernetes/container networking and workload segmentation preferred
- Experience with Terraform, Ansible, Python, or PowerShell preferred
- Experience architecting and delivering ZTNA solutions at enterprise scale preferred
- Experience with SIEM platforms, network detection tools, and vulnerability management solutions preferred
- Active certification in CCNP, CISSP, CompTIA Security+, PCNSE, AWS Security Specialty, or Microsoft AZ-500 preferred
Benefits
Comp & perks- Health care coverage designed for the mind and body
- Generous time off
- Access to continuous learning resources and career development
- Retirement planning
- Continuing education program with company-matched student loan contribution
- Financial wellness programs
- Family-friendly benefits for partners and children
- Retail discounts
- Referral incentive awards
- Annual incentive plan
- Additional S&P Global benefits
ATS Keywords
✓ Tailor your resumeApplicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills
TCP/IPDNSDHCPRoutingSwitchingVLANsNATLoad BalancingZero Trust ArchitectureApplication Dependency Mapping
Soft Skills
Incident ResponseRemediation LeadershipDocumentation Development
Tools & Technologies
Akamai Guardicore SegmentationIllumioZscalerAWSAzureGCPKubernetesTerraformAnsiblePython
Certifications & Qualifications
CCNPCISSPCompTIA Security+PCNSEAWS Security SpecialtyMicrosoft AZ-500
Industry Keywords
Network EngineeringCybersecurityInfrastructure EngineeringEnterprise Firewall ManagementVulnerability Management