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Cybersecurity Engineer
Job in
New Haven, New Haven County, Connecticut, 06540, USA
Listed on 2026-08-20
Listing for:
ASSA ABLOY Sicherheitstechnik GmbH
Full Time
position Listed on 2026-08-20
Job specializations:
-
IT/Tech
Cybersecurity
Job Description & How to Apply Below
Illumio Platform Administration
- Administer and maintain the Illumio platform, including Policy Compute Engine (PCE) and Virtual Enforcement Nodes (VENs).
- Deploy, troubleshoot, and upgrade Illumio agents across Windows and Linux environments.
- Monitor platform health, agent connectivity, policy status, and enforcement activities.
- Resolve segmentation-related incidents and operational issues.
- Support integration with enterprise security tools and asset management platforms.
- Analyze application traffic flows and communication patterns.
- Identify application dependencies and support workload classification.
- Validate required communications with application and infrastructure teams.
- Assist in documenting application architectures and connectivity requirements.
- Investigate unknown or unexpected east-west traffic.
- Develop and maintain micro segmentation policies based on approved architecture and security standards.
- Create and manage:
- Application Ring fencing Policies
- Tier-to-Tier Policies
- Administrative Access Controls
- Core Services Allow Lists
- Logging and Monitoring Communications
- Test policies in visibility and simulation modes before enforcement.
- Assist with implementation planning and validation activities.
- Support policy tuning and optimization following deployment.
- Maintain accurate workload labeling and segmentation metadata.
- Validate asset inventory and application ownership information.
- Assist with onboarding new applications into the segmentation program.
- Work with CMDB and infrastructure teams to correct data quality issues impacting segmentation effectiveness.
- Ensure newly deployed systems are enrolled in the program where appropriate.
- Support segmentation initiatives across:
Azure Hybrid infrastructure, On-premises data centers, Hosted environments. - Assist cloud engineering teams with workload onboarding and policy implementation.
- Validate secure communications between cloud and on-premises systems.
- Assist with micro segmentation efforts for manufacturing and operational technology environments.
- Support implementation of controls designed to protect critical OT systems.
- Participate in risk reduction activities involving industrial control systems and production environments.
- Help maintain availability-focused segmentation strategies for operational assets.
- Monitor segmentation coverage and workload adoption.
- Identify opportunities to strengthen segmentation controls and reduce attack surface exposure.
- Participate in vulnerability remediation discussions where segmentation can reduce risk.
- Develop reports and dashboards showing segmentation status and workload coverage.
- Assist with root cause analysis and lessons learned following security events.
- Develop scripts and automation to improve operational efficiency.
- Utilize APIs to automate:
Workload onboarding, Reporting, Label validation, Policy management. - Support integrations between Illumio and:
Service Now, CMDB platforms, SIEM solutions, Security tooling.
- Bachelor’s degree in Cybersecurity, Information Technology, Computer Science, or related field.
- 3-5 years of cybersecurity, infrastructure, or security engineering experience.
- Availability to be on-call for off-hour emergencies.
- Experience with:
Network security, Firewalls, Server administration, Security operations. - Understanding of: TCP/IP networking, DNS, Active Directory, Windows and Linux administration, Cloud networking fundamentals, Experience troubleshooting application communication issues.
- Experience with Illumio or other segmentation technologies.
- Experience supporting Zero Trust initiatives.
- Exposure to:
Microsoft Azure, Service Now, SIEM platforms, Vulnerability Management tools, Scripting experience using:
Power Shell, Python, REST APIs. - Manufacturing or OT cybersecurity experience preferred.
- Competitive compensation and benefits package which includes multiple healthcare options, tuition reimbursement, and matching 401k.
- Generous…
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