Network Management Security Manager

As a world leading provider of integrated solutions for the alternative investment industry, Alter Domus (meaning 'The Other House' in Latin) is proud to be home to 90% of the top 30 asset managers in the private markets, and more than 6,000 professionals across 24 jurisdictions.
Invest yourself in the alternative, and join an organization where you progress on merit, where you can speak openly with whoever you are speaking to, and where you will be supported along whichever path you choose to take.
The Network and Security Manager will be responsible for overseeing all aspects of network infrastructure and security operations, including strategic planning, implementation, and maintenance. This role requires strong leadership skills to manage and develop a team of network and security engineers while ensuring best practices in network architecture, cybersecurity, and compliance.
Leadership & Management
Lead, mentor, and manage a team of network and security engineers
Conduct performance evaluations, provide coaching, and support professional development
Network Management
Oversee the design, implementation, and maintenance of enterprise network infrastructure
Manage LAN, WAN, VPN, wireless networks, and cloud connectivity
Ensure network performance, reliability, and scalability
Lead network capacity planning and optimization initiatives
Manage relationships with network service providers and vendors
Security Operations
Develop and implement comprehensive cybersecurity strategies and policies
Oversee security infrastructure including firewalls, IDS/IPS, SIEM, and endpoint protection
Ensure compliance with security frameworks (ISO 27001, NIST, SOC 2, etc.)
Develop and maintain security policies, procedures, and documentation
Conduct security awareness training programs
Manage security audits and assessments
Experience
10+ years of progressive experience in network and security management

• Minimum 5 years in a leadership/management role supervising technical teams
• Proven track record of managing complex network and security projects
• Experience with enterprise-level network and security architecture

Firewall & Network Security (Required)
Hands-on experience managing and implementing CheckPoint and/or Palo Alto Networks firewalls
Expertise in firewall policy management, rule optimization, and security best practices
Experience with next-generation firewall features (App-ID, User-ID, threat prevention, SSL inspection)
Proficiency in VPN configurations (site-to-site, remote access, SSL VPN)
Experience with high availability, clustering, and disaster recovery configurations
Good understanding of Zero Trust Network Access (ZTNA) principles and implementation
Familiarity with software-defined perimeter (SDP) concepts
Core Network & Security
Expert knowledge of network protocols, routing, and switching (TCP/IP, BGP, OSPF, MPLS)
Strong expertise in network security technologies (IDS/IPS, NAC, DLP)
Strong experience with Cisco ISE and Cisco WLC
Proficiency with security tools (SIEM, vulnerability scanners, penetration testing tools)
Experience with cloud platforms (AWS, Azure, GCP) and hybrid infrastructure
Experience with secure access service edge (SASE) and cloud security architecture
Understanding of scripting and automation (Python, PowerShell, Ansible)
Additional Security Technologies
Experience with endpoint protection platforms (EDR/XDR)
Knowledge of web application firewalls (WAF) and API security
Familiarity with security orchestration and automation (SOAR)
Experience in [specific industry: healthcare, finance, retail, etc.]
Experience with SD-WAN and network virtualization
Project Management Professional (PMP) or equivalent certification
Experience with disaster recovery and business continuity planning
Experience with Cisco ISE and WLC
Experience with Zscaler ZIA (Zero Trust Internet Access) and cloud security posture management
Hands-on experience with CheckPoint Security Management Server and SmartConsole
Experience with Palo Alto Panorama for centralized management
Knowledge of threat intelligence platforms and integration
CISSP, CISM, or equivalent security certification

CheckPoint CCSA/CCSE or Palo Alto Networks PCNSE certification
CCNP/CCIE Security, CompTIA Security+, CEH, GIAC certifications
Cloud certifications (AWS Certified Security, Azure Security Engineer)
Bachelor's degree in computer science, Information Technology, Cybersecurity, or related field
Master's degree preferred
We are committed to supporting your development, advancing your career, and providing benefits that matter to you.
Our industry-leading Alter Domus Academy offers six learning zones for every stage of your career, with resources tailored to your ambitions and resources from LinkedIn Learning.
Support for professional accreditations

• Flexible arrangements, generous holidays, plus an additional day off for your birthday!
• Continuous mentoring along your career progression
• 24/7 support available from our Employee Assistance Program
• The opportunity to invest in our growth and success through our Employee Share Plan
• Plus additional local benefits depending on your location

For us, this means taking action to ensure every colleague has equal opportunity, valuing every voice and experience across our organisation, maintaining an inclusive culture where you can bring your whole self to work, and making Alter Domus a workplace where everyone feels they belong.
We celebrate our differences, and recognise that our success relies on diverse perspectives and experiences, as we work towards shared goals and a common purpose. Please contact our hiring team if you require any accommodations to make our recruitment process more accessible for you. Alter Domus is an Equal Opportunity Employer: All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, or protected veteran status.
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