Freelance Senior Cybersecurity Engineer (Part-Time)

About the role

Jobsupoo is hiring a freelance Senior Cybersecurity Engineer to provide daily technical support to a professional working with a US-based company. This is a hands-on, part-time engagement of 3-4 hours per day, Monday to Friday, between 7:30 PM and midnight Sri Lanka time. Candidates currently employed full-time are welcome to apply.

Key responsibilities

• Act as an expert technical resource for day-to-day cybersecurity engineering work
• Assist with technical challenges, troubleshooting and implementation tasks
• Support vulnerability scanning, assessment, prioritisation, remediation and risk reduction
• Take part in security monitoring, threat detection, incident investigation and response coordination
• Apply IT/OT security concepts such as network segmentation and separation controls

Required profile

• Minimum 5+ years of professional cybersecurity engineering experience
• Strong practical, hands-on technical knowledge
• Excellent English communication and interpersonal skills
• Experience working with international teams or global organisations
• Reliable daily availability during the agreed schedule

Required skills

• Palo Alto firewalls, Cisco networking and network security controls
• Cisco ISE, NAC and access enforcement
• AWS and Microsoft Azure
• Microsoft 365 and Microsoft Entra ID
• DevSecOps and secure CI/CD pipelines
• Risk assessments, security frameworks and compliance

Payments are processed every two weeks. To apply, submit your CV and a brief summary of your technical experience via LinkedIn.