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Network Security Architect


Luxembourg, LU Vilnius, LT Cork, IE



Alter Domus is looking for an IT Infrastructure Network & Security Architect to join a team composed of infrastructure architects and delivery engineers.

As the Alter Domus geo-footprint is moving fast and the current and upcoming Mergers and Acquisitions (M&A) are a key focus in this growth, the ideal candidate will contribute heavily to the IT transformation.


A successful Infrastructure Architect is good at solving problems, thinking creatively and translate Business needs into comprehensible technical designs. In addition to these general skills, we are seeking candidate with the core skills and objectives:


  • Highly technical with analytics skills
  • Review, define and document new components of Alter Domus security infrastructure
  • Ensure that delivered solution are compliant with established standard
  • Establish strategic technology roadmap in line with Security Officer’s strategy and Business requirements
  • Manage relationship with key stakeholders in IT, Security and external parties
  • Provide IT solutions to business requirements whilst aligning to IT strategies and standards
  • Facilitate sharing and alignment of knowledge & best practice with IT areas
  • Provide support to all IT group teams to provide guidance in different steps of projects
  • Define new infrastructure security standards for new applications (cloud and on premise)
  • Experience with web technologies and building enterprise architecture roadmaps
  • Experience designing, integrating and managing complex infrastructure solutions in an multinational environment
  • Knowledge of client-server networking and database management
  • Ability to provide technical system solutions, determine overall design direction, estimate of the solution implementation and provide hardware recommendations for complex technical issues
  • Experience in planning and developing support processes and adhering to best practices
  • Strong written and oral communication skills, and the ability to effectively communicate with technical and non-technical audiences
  • Ability to quickly comprehend the functions and capabilities of new technologies
  • Anticipate and evaluate architecture risks
  • Comprehend complex technical details and relay information to both technical and business stakeholders
  • Maintains safe and clean working environment by enforcing procedures, rules, and regulations
  • Project management experience is a plus




  • Detailed technical knowledge on Next Generation Firewalls features (Application control, IPS, Threat protection…)
  • Experience in implementation of different security device and brands, including Checkpoint and Cisco ASA
  • Strong technical knowledge of Cisco security technologies (Cisco ISE)
  • Strong technical knowledge of Checkpoint security technologies
  • String technical knowledge in Azure cloud networking and security related solutions
  • Strong technical knowledge of network related technologies, including load balancing, reverse proxy
  • Strong technical knowledge of Microsoft technologies, including identity and access management capabilities
  • Being familiar with ITIL framework, tickets management and associated workflows
  • Managed Services and Cloud experience
  • Architecture Certification is a plus (TOGAF, CITA, EACOE, Certified SOA Architect...)




  • At least 10 years of IT experience in financial industry, as an architect or senior engineer
  • Team player with strong interpersonal skills
  • Willingness to work with teams in multiple time zones
  • Able to interact with all levels of management
  • Top-down thinker, with the ability to translate business domain needs into technology domain solutions
  • Experienced in manage challenging situations with key client’s requirements and third party constraints, focused on building consensus in such situations
  • Ability to prioritize the technology roadmap based on business value, and to drive the creation of business cases for IT investments in business language
  • Ability to explain complex technical solutions to audiences at different technical knowledge
  • You are fluent in English (written and spoken), French being an asset
  • You are able to work under pressure and time constraints, and you maintain strict attention to detail in high-pressure situations
  • Strong communication (verbal/written/listening) skills
  • Must be willing to travel
  • Ability to work hands-on and leading by example


Competitive salary starting from €8,000 gross per month, + benefits and yearly bonus.