Microsegmentation Engineer - 17564

Position Title: Network Security Microsegmentation Engineer

Location: Remote

Pay Rate: $75/hr on W2

Years of Experience: 10+ years

Description: We are looking for an experienced Network Security Microsegmentation Engineer to help advance our enterprise Zero Trust security strategy. This role will focus on designing, implementing, and supporting microsegmentation controls using Illumio to reduce lateral movement risk and enforce least-privilege access across enterprise workloads.

The successful candidate will have strong network security experience, practical knowledge of network fundamentals, and hands-on exposure to Illumio or similar microsegmentation platforms. This individual will partner closely with application, infrastructure, cybersecurity, and architecture teams to analyze traffic flows, build segmentation policies, troubleshoot connectivity issues, and support secure application communication.

This is a hands-on engineering role suited for someone who understands both the technical depth of network security and the operational discipline required to implement segmentation safely in production environments.

Position Summary: We are seeking a Network Security Microsegmentation Engineer to support the design, implementation, and operational management of enterprise microsegmentation capabilities. This role will focus on securing application workloads and supporting Zero Trust initiatives using Illumio.

Key Responsibilities

• Design, implement, and maintain microsegmentation policies using Illumio.
• Analyze application communication flows and define dependencies.
• Enforce least-privilege access aligned to Zero Trust principles.
• Deploy segmentation policies across hybrid and on-prem environments.
• Collaborate with application and infrastructure teams.
• Troubleshoot blocked or unexpected traffic.
• Support change management and policy lifecycle operations.
• Document segmentation design and procedures.

Required Qualifications

• 5+ years experience in network security or cybersecurity engineering.
• Hands-on experience with Illumio.
• Strong understanding of Zero Trust principles.
• Solid networking fundamentals (TCP/IP, DNS, routing, firewalls).
• Experience with firewall policy design and traffic analysis.
• Strong understanding of network security technologies including firewalls, routing, ACLs, traffic analysis, and policy enforcement across on-premises and cloud environments.
• Experience analyzing network traffic and security logs to troubleshoot application connectivity and segmentation-related issues.
• Strong troubleshooting skills.
• Experience with Windows and Linux.

Preferred Qualifications

• Experience implementing microsegmentation policies at enterprise scale.
• Cloud security experience in Azure, AWS, and/or GCP environments.
• Hands-on experience with Palo Alto Networks and/or Check Point firewall administration, policy management, and traffic analysis.
• Experience using Splunk or similar SIEM and log analytics platforms (e.g., Microsoft Sentinel, QRadar, Elastic, LogRhythm) for security monitoring, troubleshooting, and traffic investigation.
• Familiarity with security tools including SIEM, EDR, vulnerability management, and network visibility platforms.
• Scripting or automation experience using PowerShell, Python, or similar languages.
• Relevant security certifications such as CISSP, CCNP Security, PCNSE, CCSM, Security+, or equivalent.

About Seneca Resources:

At Seneca Resources, we are more than just a staffing and consulting firm, we are a trusted career partner. With offices across the U.S. and clients ranging from Fortune 500 companies to government organizations, we provide opportunities that help professionals grow their careers while making an impact.

When you work with Seneca, you're choosing a company that invests in your success, celebrates your achievements, and connects you to meaningful work with leading organizations nationwide. We take the time to understand your goals and match you with roles that align with your skills and career path. Our consultants and contractors enjoy competitive pay, comprehensive health, dental, and vision coverage, 401(k) retirement plans, and the support of a dedicated team who will advocate for you every step of the way.

Seneca Resources is proud to be an Equal Opportunity Employer, committed to fostering a diverse and inclusive workplace where all qualified individuals are encouraged to apply.