Job Description

Key Requirements

• Proven experience designing, implementing, and supporting enterprise-grade systems and network infrastructures in hybrid environments.
• Strong expertise in Windows Server and Linux administration across on-premises and cloud platforms.
• Hands-on experience with enterprise networking equipment from vendors such as Cisco, Fortinet, Palo Alto, and Aruba.
• Advanced knowledge of TCP/IP, routing, switching, firewalls, VPNs, and network security principles.
• Experience managing hybrid identity environments including Active Directory and Entra ID (Azure AD).
• Solid understanding of cloud networking concepts in Azure and/or AWS environments.
• Strong knowledge of security best practices and compliance requirements aligned with ISO 27001 and NIS.
• Excellent command of the English language, both written and verbal

Qualifications

• Bachelor's degree in Information Technology, Computer Science, or a related field.
• Microsoft Certified: Windows Server Hybrid Administrator Associate or equivalent.
• Professional networking certifications such as CCNP, Fortinet NSE 4 or above, or equivalent.
• Cloud certifications such as Azure Administrator Associate or Azure Network Engineer Associate are advantageous.
• ISO/IEC 27001 Foundation or Lead Implementer certification is highly desirable.
• ITIL Foundation certification is considered a plus.

Main Responsibilities

Systems Administration

• Design, implement, and manage Windows and Linux server environments across on-premises and cloud platforms.
• Administer hybrid identity environments including Active Directory, Entra ID, MFA, and role-based access controls.
• Manage virtualization platforms, such as VMware, Hyper-V and associated storage systems.

Network Engineering

• Design, implement, and maintain secure and scalable LAN, WAN, and wireless network infrastructures.
• Configure and manage enterprise firewalls, VPNs, and network security controls.
• Implement and maintain secure connectivity between on-premises infrastructure and cloud environments.

Security and Resilience

• Implement system and network hardening, patch management, backup, and disaster recovery solutions.
• Monitor network and system performance, availability, and security events.
• Support incident response, perform root-cause analysis, and implement corrective actions.

Compliance and Governance

• Ensure systems and network configurations comply with ISO 27001 controls and NIS regulatory requirements.
• Lead infrastructure and network upgrades, segmentation, and security improvement initiatives.
• Maintain accurate documentation for audits, disaster recovery, and operational procedures.

Team Support

• Provide escalation support for complex issues and mentor junior engineers.

Key Skills

• Windows Server and Linux system administration.
• Advanced routing, switching, and network architecture expertise.
• Hybrid identity management and access control.
• Firewall and network security design skills.
• Proficiency in PowerShell and/or Bash scripting.
• Virtualization, storage, and backup solution experience.
• Strong troubleshooting and analytical skills.
• Excellent communication skills with both technical and non-technical stakeholders.
• Proactive approach to risk identification and continuous improvement.
• Collaborate effectively with cross-functional teams to design and implement infrastructure solutions.
• Excellent documentation, problem-solving, and communication skills.

What we offer

• Competitive salary package
• 13th salary
• Private Health insurance
• Pension Fund
• Employee Benefit Card
• Complimentary Lunch
• A fast-growing and vibrant company
• Great opportunities for career progression

• Exciting company activities, including team-building outings, corporate gatherings, and events

   

Application Instructions:
To apply for this vacancy, please send your CV to careers@mano-security.com quoting “Senior Systems & Network Engineer ”.

How to Apply

Interested candidates are kindly requested to send their CV to the HR Manager at careers@mano-security.com.

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About Company

M.S. Security Group

Founded in 1986, M.S. Security & Personnel has established itself as a trusted leader in the maritime and private security industry. With decades of operational experience, we are committed to delivering reliable, effective, and compliant security services across the globe.

Our operations adhere strictly to the latest industry standards, including the newly issued BMP – Maritime Security (BMP-MS) guidelines, ensuring our teams are fully aligned with current best practices in maritime threat mitigation and crew protection.

From high-risk transit areas to port security and onboard protection, M.S. Security & Personnel provides tailored security solutions backed by a legacy of professionalism, readiness, and integrity.