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Closer Consulting

Network Engineer

Closer Consulting
Portugal · Full-time · Mid-Senior

Mutual Respect, Empathy, Innovation, and Professional Pride. Do you see yourself within these values?


Founded in 2006 with the mission "To Challenge Complexity", Closer Consulting is a Data Science company specializing in Business Intelligence, Advanced Analytics, and Artificial Intelligence

.Developing projects in the most diverse industries – Banking, Telecommunications, Healthcare, Retail, Energy, Insurance, and Aviation, among others –, we have created an environment where the brightest enquiring minds feel at home, providing our people with the means, opportunities and support they need to thrive and innovate


We are seeking a skilled Senior Network Engineer Analyst to take on new challenges in a hybrid work model in Lisbon


Are you the one?


Here are the most important points from the job description in English, anonymized and generalized for easy reading:


About the Company & Mission

  • What it is: A global IT solutions provider that develops and operates large-scale business solutions for a major international banking and insurance group.
  • Global Presence: Worldwide action field with offices across 7 countries.
  • Objective: To shape, build, and maintain shared corporate solutions that sustain business development, reduce time-to-market, and generate savings.

Team & Service Scope

  • Integration: Integrated into the Operational Excellence – Network Operations support teams, collaborating closely with local and global entities.
  • Core Areas: * Management of Systems, Databases, and Networks.
  • Application maintenance and production support.
  • IPC (Incident, Problem, Change) Process Management.
  • Project Management, QoS (Quality of Service), and Governance.
  • IT Infrastructure support for internal business and development teams.

Technical Requirements (Hard Skills)

  • Minimum Experience: At least 5 years of expertise in Load Balancing, WAF, Routing, Switching, VPN, and Firewalls.
  • Core Vendors/Technologies: Cisco, F5, and Palo Alto.
  • Additional Technologies: Experience with AlgoSec, Fortinet, Juniper, and Aruba.
  • Protocols & Concepts: Deep expertise in network/security technologies, including TCP/IP, VLAN, QoS, VoIP, Radius, GPON, IPv4, IPv6, NAT, DNS, DHCP, PPP, Wireless, IPS/IDS, and IPSEC.
  • Key Capabilities: Designing, implementing, and operating highly complex, large-scale networks and security solutions (including Data Center solutions).

Qualifications & Profile

  • Education: Degree in Telecommunications, Computer Science, or a related field.
  • Certifications: Industry certifications in networks and/or security (e.g., CCNA, CCNP, or equivalents).
  • Language: English is mandatory due to the international environment.


If you believe in this match as much as we do, send us your CV to [email protected] and reach the closer side of life.


Closer is a company that values diversity and inclusion. We are committed to fostering an environment where everyone is treated with dignity and respect, regardless of race, gender, beliefs, sexual orientation, physical or mental disability, or other personal characteristics.


At Closer, we embrace the unique perspectives and experiences that everyone brings, and we believe that it is a fundamental driver for the success we've achieved.

Key Skills

Ranked by relevance

wireless fortinet dhcp vlan ipv6 voip vpn dns nat
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Posted
Jun 17, 2026
Type
Full-time
Level
Mid-Senior
Location
Lisbon

Industries

IT Services IT Consulting

Categories

Information Technology

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