DevOps Engineer (m/f/d) Mobile DNS

Deutsche Telekom AG; Comunidad de Madrid; Hybrid; EUR 60,000 - 90,000; Full time

Benefits offered by this job

Hybrid work model (remote/on-site)

Weekly language classes (English &

German

Coursera training access

Wellbeing & Time Off

Health insurance

Salary coverage during medical leave

Job summary

T-Systems Iberia in Madrid seeks a DevOps Engineer to manage Deutsche Telekom's Mobile DNS infrastructure. You will design, deploy, monitor and troubleshoot end-to-end DNS platforms, collaborating with suppliers and operations teams. The role emphasizes automation with Ansible, Linux administration, and strong networking skills.

The position requires English proficiency and offers a hybrid work model, with opportunities for ongoing training and international collaboration.

Qualifications

• Experience with DNS technologies including BIND, PowerDNS, DoH, DoT and DoQ.
• Strong Ansible automation experience and Linux administration exposure.
• Knowledge of IP networking, LAN/WAN, and Wireshark troubleshooting.
• Experience with monitoring tools Grafana, CheckMK and Telegraf.
• Analytical, problem-solving mindset and ability to work in agile teams.
• Fluency in English.

Responsibilities

• Join the Mobile DNS squad for end-to-end lifecycle, operation and evolution of the DNS platform.
• Analyze incidents, troubleshoot malfunctions and document resolutions.
• Develop automation scripts and improve deployment, failover, and disaster recovery.
• Collaborate with cross-functional teams to ensure service reliability and resilience.

Skills

BIND

PowerDNS

DoH

DoT

DoQ

Ansible

IP networking

LAN/WAN

Wireshark

Grafana

CheckMK

Telegraf

Linux administration

Analytical skills

Problem solving

Agile

English

Tools

Wireshark

Grafana

CheckMK

Telegraf

Job description

Job ID: 744000159398761DevOps Engineer (m/f/d) Mobile DNSMadridProfessionalRegularT-Systems IberiaYour TaskJoin the Mobile DNS Squad responsible for the end-to-end lifecycle, operation and evolution of Deutsche Telekom's critical DNS infrastructure. You will work closely with suppliers, DevOps engineers and operations teams to design, integrate, deploy, monitor and troubleshoot the Mobile DNS platform.Key ResponsibilitiesImplement and operate physical, virtualized and containerized systemsAnalyze, troubleshoot and document incidents and system malfunctionsImprove automated failover, deployment and disaster recovery processesDevelop and optimize automation scripts using Ansible, Bash, Perl and PythonImplement changes across test, reference and production environmentsDevelop monitoring and data analysis capabilitiesCollaborate with cross-functional teams to ensure service reliability and resilienceYour ProfileWe are looking for a qualified DNS Infrastructure Engineer with strong technical expertise in DNS technologies, automation, networking, and Linux administration to support Deutsche Telekom's critical Mobile DNS infrastructure.Must Have SkillsExperience with DNS technologies including BIND, PowerDNS, DoH, DoT, and DoQStrong Ansible automation experienceKnowledge of IP networking and routingExperience with LAN/WAN technologiesWireshark troubleshooting skillsExperience with monitoring tools including Grafana, CheckMK, and TelegrafLinux administration experience, particularly Red Hat 9 and SUSE 15Strong analytical skillsStrong problem-solving capabilitiesQuality awarenessExperience working in agile teamsEnglish language proficiencyNice to Have SkillsTelecommunications industry experienceAbout UsT-Systems is part of the Deutsche Telekom Group, with around 30,000 employees worldwide. We create technology with purpose to generate a positive impact on society. We are looking for curious talent, eager to learn, take on challenges, and contribute ideas that transform our customers' experience.We trust people: we offer autonomy, continuous support, and a collaborative environment where you can grow without limits. We are one global team, guided by respect, integrity, and a passion for doing better every day.BenefitsCompensation & BenefitsFlexible compensation plan (health insurance, meal vouchers, childcare, transport)TelemedicineLife and accident insuranceSocial fundWellbeing & Time Off26+ working days of vacation per yearFree access to specialist services (medical, legal, wellness)100% salary coverage during medical leaveWork Environment & FlexibilityInternational, dynamic and collaborative environmentT-Social: social initiatives (sports, community, health, etc.)Hybrid work model (remote/on-site)Flexible working hoursGrowth & DevelopmentCustomized training: access to Coursera to learn whatever you want, whenever you wantWeekly language classes (English & German)International Mentoring Sessions & Experience DaysApplication InformationIf you are looking for a new challenge, do not hesitate to send us your CV! Please send CV in English.T-Systems Iberia will only process the CVs of candidates who meet the requirements specified for each offer.Additional DetailsWorking language: EnglishOn-call duties approximately eight weeks per yearOccasional out-of-hours maintenance activitiesJob BenefitsWork-Life Balance26+ working days of vacation per yearHybrid work model (remote/on-site)Flexible working hours100% salary coverage during medical leaveProfessional DevelopmentCustomized training: access to Coursera to learn whatever you want, whenever you wantWeekly language classes (English & German)International Mentoring Sessions & Experience DaysLifestyle & WellnessT-Social: social initiatives (sports, community, health, ...)Free access to specialist services (medical, legal, wellness)Social fundHealth & InsuranceFlexible compensation plan (health insurance, meal vouchers, childcare, transport)TelemedicineLife and accident insurance