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Network & Security Engineer [Snr]

Our client, a wholly-owned subsidiary of Credit Agricole Leasing & Factoring, is looking to hire a Network & Security Engineer [Senior]. 

Candidates should have a strong technical background as well as Network & Security Engineer experience of network & security projects. You will be responsible of any necessary network enforcing the IT security policy and complying with requirements of external security audits and recommendations. A description of the main duties is given below:

  • Maintain, configure and administer company’s internal network which includes   computer hardware, servers, systems software, applications software,   routers,   switches,   firewalls,  telephony appliances, and other network related equipment
  • Conceptualization,  design,  plan,  configure,  deploy,  implement  and  maintain  organization’s network  infrastructure  (LAN  and  WAN)  which  include  routers,  switches,  firewalls,  telephony, access point, ISP connections (MPLS, IP-VPN, Lease line, SHDSL, IPLC, ADSL...)
  • Design, implement and maintain IT security infrastructure with solutions such as firewalls, anti-virus anti-malware/ransomware solutions and intrusion detection/prevention systems, failover solutions.
  • Actively protect information technology assets and infrastructure from external or internal threats by carrying out vulnerability assessment on IT devices and networks to ensure that it complies with statutory and regulatory requirements regarding information access, security and privacy.
  • Define  and  perform  routine  maintenance  of  the  network  disaster  recovery  plan  with  regular review to keep the corporate standard requirements in term of SLA. Perform backup including replication and restore drills. Plan and conduct periodic network disaster recovery test.
  • To  develop  the  information  security  program  such  as  ISO  27001  or  other  security  standards across the organisation by identifying  resources  needed  and  collaborating with administrative staff to ensure proper development and management of the information security  program/governance  structure  as  per  standards  and  in  compliance/alignment  with  corporate security rules/objectives and to ensure that departments have fulfilled their information security responsibilities.
  • Devises,  document  and  maintain  the  Information  security/domain  policies,  architectures  and access  controls  on  servers,  PC,  shared  resources  and  on  the  network  as  per  standards. Maintain  baseline  security  configurations  for  operating  systems,  applications,  networking  and telecommunications  equipment.  Integrate information security requirements into organizational processes.
  • Identify network, system vulnerabilities and network assaults by reviewing firewall/IDS/IPS logs. 
  • Investigate of any actual or potential information security incidents and make recommendations  of  appropriate  solutions  to  eliminate  or  minimize  their  potential  effects.  Manage responses to information security incidents, perform an Information security incident investigation and conduct post-incident reviews. Provide periodic reporting on information security issues      using monitoring/reporting tools.
  • Enforce policy and standards compliance and analyze the effectiveness of information security controls  and  provide  information  security  awareness  and  training  ensure  that  employees  are proficient with up-to-date IT security best practices. 
  • Design  network  architecture  and  develop  detailed  cyber  security  designs,  test  and  implement network solutions to pre-defined specifications with minimum disruption to the business by using test environments.  
  • Perform risk analysis and make recommendation to increase the level of security and resilience of our LAN and WAN environment by protecting system boundaries, keeping computer systems  and network devices hardened against attacks and securing highly sensitive data
  • Analyses  and  implements  solutions  that  take  into  consideration  all  the  complexities  and challenges involved. Records Configuration Release on the network and performs simulations, test network implementation and perform “live” changes. 
  • Develop and maintain Standard Operating Procedures and other proper documentations for the network, information system environment, policies in place and other IT procedures.
  • Conduct internal control testing as required by the CISO or Audit team for the periodical SOC  (ISAE 3402, ISO 27001,..) report/s and liaise with employees to resolve any issues. Review the design and periodically test and document the internal controls. 
  • Perform  routine  network  startup  and  shutdown  procedures,  and  maintain  control  records. Monitor  network  to  ensure  network  availability  to  all  system  users  and  perform  necessary maintenance to support network availability.
  • Provide user support, log and resolve issues within required turnaround times. Follows-up and ensures proper documentation after each support. Ensure that the PCs, servers and network are working optimally.
  • Performs audit and controls on IT and security systems ensuring that patches or updates are done correctly and make proper documentation.  Ensure  that  the  escalation  process  and response team knows as much as possible, as quickly as possible about security incidents
  • Ensure follow up of IT operation management procedures including data security and backup procedures. Perform routine maintenance and backup on servers including backup/restore drills.
  • Evaluate  new  technologies  (software  and  hardware)  to  improve  network  services,  reliability, resilience, and performance and make recommendations.
  • Provides leadership to and active engagement with IT related projects, IT teams, professional services resources. Assist the manager in ensuring that the IT Infrastructure meets the business requirements such as assisting in the planning and development of improved service.
  • Perform other duties as directed by IT management. Performs other related duties as assigned or the purpose of ensuring the efficient and effective functioning of the work unit. 

Qualifications/Experience

  • Degree or Master in ICT / Computer Science Engineering / IT security or equivalent
  • Current CCNA/CCNP certificate level preferred
  • Previous experience with Cisco equipment, Checkpoint, Multi-Protocol Label Switching (MPLS), BGP, HSRP, OSPF, VLANs, VTP, VPNs - GRE / IPSec and intervlan routing on Layer-3 switches will be a definite advantage
  • Experience in system and network development, deployment, and support
  • ISO 27001 / ISAE-3402, CEH, ECSA, CISM, CISSP or other relevant IT/Security Certification will be an advantage
  • Experience in disaster recovery infrastructure and experience with VoIP technologies will be an advantage
  • Minimum 5 years’ working experience in a similar position including IP Networks, multipoint WAN connectivity

Knowledge, Skills and Attributes:

  • Solid knowledge of TCP/IP, VPN, DHCP, DNS, routing, NAT, network security and firewall concepts is mandatory
  • Knowledge of Security Software/Framework, risk assessment tools, technologies and methods
  • Systematic approach to documentation and reporting and adherence to procedures and policies
  • Excellent analytical and troubleshooting skills with “can do” attitude to build on and improve the network & security infrastructure and effectiveness within the department
  • Initiative - Manages work activities according to the changing priorities of the organisation
  • Commitment and Collaboration - Consults colleagues, users and other stakeholders and acts accordingly in response to their concerns
  • Analysis  and innovation - Has the ability to step back and review the approach
  • Good planning, organisation skills and good analytical skills
  • Ability to prioritise, schedule workload and to multi-task
  • Ability to work under pressure and during odd hours to meet deadlines
  • Solid teamwork and interpersonal skills.

Interested candidates are invited to apply directly on the Castille Website and/or contact Deeya for more details. 

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