Senior DNS & NTP Engineer - Infoblox Expert (On-Site)

Swift; Brussel Hoofdstad; On-site; EUR 85,000 - 120,000; Full time

Job summary

Swift is seeking a senior DNS/NTP infrastructure engineer to join the La Hulpe-based squad. The role covers end-to-end infra design, development, testing, implementation, and operation for DNS and NTP in an Agile context.

You will be onsite in La Hulpe as a full-time employee, with a minimum two days per week onsite. The position requires 11+ years of specialized experience and deep expertise in Infoblox DDI, BIND, and RHEL, along with automation and security skills.

Qualifications

• Bachelor’s Degree in a technical discipline plus 3+ years of relevant technical experience.
• Associate’s Degree in a technical discipline plus 7+ years of relevant technical experience.
• A minimum of 11+ years of specialized, relevant technical experience in lieu of a degree.
• Specialized Expertise: Minimum of 5 years of hands-on experience dedicated to Infoblox NIOS administration and DDI protocols, advanced expertise on DNS

Responsibilities

• Strong experience or expertise required in Infoblox DDI, ISC BIND. Red Hat Enterprise Linux system administration and NTP (any technology).
• Advanced DNS Engineering: Manage authoritative and recursive DNS services, including Infoblox DDI NIOS, ISC BIND, complex traffic steering, and high-performance caching for mission-critical enclaves.
• DHCP Infrastructure: Architect and manage robust DHCP services with failover associations to support diverse endpoint types across global theater sites.
• Enterprise IPAM: Maintain the global IP Address Management (IPAM) database, ensuring accurate tracking, subnet allocation, and integration with cloud/virtualized environments.
• DDI Security: Implement DNS security features, including RPZ, DNS Firewall, and Infoblox TIDE to mitigate DNS-based malware and data exfiltration.
• Automation & APIs: Utilize Infoblox WAPI to automate IP allocation, DNS record updates, and integration with orchestration tools like Ansible or Terraform.
• Upgrade Operations: Plan and execute non-disruptive NIOS software upgrades and hardware refreshes across the global Grid.
• Monitoring & Analytics: Leverage Infoblox Reporting and Analytics to identify network trends, troubleshoot resolution issues, and perform capacity planning.
• Red Hat Linux Enterprise system administration, keepalived asset, troubleshooting and recovery.
• Scripting, integration, development (Python/JavaScript/shell).
• Automation & Orchestration tools (Jenkins, Ansible).
• Security and network infrastructure for enterprise, including firewalls and monitoring systems.
• NTP protocol experience (chronyd/ntpd) and servers.
• Wireshark for protocol analysis; interpret network traces.
• Knowledge of TCP/Web protocols, Docker or container tech, PKI/TLS security assets.

Skills

Infoblox DDI

DNS engineering

NTP

Red Hat Linux

BIND

Python/JS scripting

CI/CD (Jenkins)

Ansible

DNS security

Wireshark

Education

Bachelor’s in technical discipline

Associate’s in technical discipline

11+ years experience in lieu of degree

Tools

Infoblox WAPI

Terraform

Docker

Job description

Swift is seeking a senior DNS/NTP infrastructure engineer to join the La Hulpe-based squad. The role covers end-to-end infra design, development, testing, implementation, and operation for DNS and NTP in an Agile context.

You will be onsite in La Hulpe as a full-time employee, with a minimum two days per week onsite. The position requires 11+ years of specialized experience and deep expertise in Infoblox DDI, BIND, and RHEL, along with automation and security skills.