Desarrollador Senior .NET (Cloud-Native) CDMX

At F5, we strive to bring a better digital world to life. Our teams empower organizations across the globe to create, secure, and run applications that enhance how we experience our evolving digital world. We are passionate about cybersecurity, from protecting consumers from fraud to enabling companies to focus on innovation.

Everything we do centers around people. That means we obsess over how to make the lives of our customers, and their customers, better. And it means we prioritize a diverse F5 community where each individual can thrive.

The Senior Security Engineer, AI & Automation is responsible for designing, reviewing, and operating production-grade automation and AI capabilities that improve the effectiveness, scalability, and reliability of Security Operations. As part of the Security Operations Platform Engineering (SOPE) team, this role develops the platforms, integrations, workflows, and agentic systems that enable Incident Response, Threat Intelligence, Detection Engineering, and Threat Hunting teams to operate more efficiently. The ideal candidate combines strong software and automation engineering fundamentals with practical AI experience and the judgment required to safely deploy systems that influence security operations at scale. This role serves as a senior technical contributor responsible for establishing trusted, maintainable, and secure automation capabilities that other security functions depend upon.

Primary Responsibilities

• Design and develop production-grade automation and AI capabilities that reduce operational toil, improve security outcomes, and scale security operations workflows across the organization.
• Review and approve CI/CD pipelines, automation workflows, integrations, and AI-enabled systems that interact with production security platforms, incident management processes, and operational data.
• Build and maintain API-driven integrations across security technologies, cloud services, AI platforms, and operational tooling while ensuring reliability, security, and observability.
• Lead implementation of agentic and AI-assisted workflows that support investigation, enrichment, correlation, triage, and response activities while maintaining appropriate guardrails, auditability, and human oversight.
• Establish and promote engineering standards for automation development, testing, code review, change management, operational safety, and platform reliability.
• Partner with Incident Response, Detection Engineering, Threat Intelligence, Threat Hunting, and platform engineering teams to identify high-value use cases and deliver scalable automation and AI solutions.
• Evaluate and recommend AI, automation, and orchestration technologies by balancing innovation, risk, maintainability, operational impact, and long-term ownership.

Required Skills / Qualifications

• Bachelor's degree in Computer Science, Cybersecurity, Engineering, Information Systems, or a related field, or equivalent practical experience.
• 8+ years of experience in software engineering, platform engineering, security engineering, automation engineering, or related technical disciplines.
• Advanced proficiency in Python and GitLab CI/CD, including the ability to review, troubleshoot, and approve production automation pipelines, infrastructure-as-code, and deployment workflows.
• Demonstrated experience building and supporting API-driven integrations utilizing REST APIs, OAuth/token-based authentication, pagination, rate limiting, error handling, and service-to-service communications.
• Experience designing, developing, or operating AI-assisted, agentic, or LLM-powered solutions with a demonstrated ability to validate outputs, identify failure modes, and implement appropriate safeguards.
• Strong written communication skills with experience producing design documents, architecture decision records (ADRs), implementation plans, technical reviews, and collaborating effectively in asynchronous, distributed environments.

Preferred Skills / Qualifications

• Experience developing AI agents and workflows using Vertex AI, Agent Development Kit (ADK), LangGraph, LangChain, Semantic Kernel, AutoGen, CrewAI, or similar frameworks.
• Experience with Tines, SOAR platforms, workflow orchestration systems, or large-scale security automation programs.
• Experience supporting Detection-as-Code, CI/CD-driven security content pipelines, or detection engineering programs.
• Experience implementing secure credential management, least-privilege architectures, secrets management, and production-grade security controls.
• Experience integrating security operations platforms such as CrowdStrike, ServiceNow, cloud security services, SIEM platforms, or related enterprise security technologies.

What Success Looks Like

• Delivers trusted automation and AI capabilities that are safe, reliable, auditable, and maintainable in production environments.
• Raises engineering quality through thoughtful code reviews, architecture reviews, pipeline governance, and automation standards.
• Improves operational efficiency by automating repetitive workflows and enabling security teams to focus on higher-value investigative work.
• Enables SOPE and partner teams to build on shared automation and AI platforms rather than creating isolated point solutions.
• Advances AI adoption through measurable operational improvements while maintaining strong controls, transparency, and trust in automated decision-making.

Work Environment

This is a full-time engineering role and is not a shift-based position. Participation in an engineering on-call rotation is required and may occasionally require support outside normal business hours during critical incidents, platform outages, or significant operational events. The Senior Security Engineer may be engaged as a subject matter expert during security incidents but is not responsible for primary SOC operations or incident response functions.

Additional Notes

This role is focused on
platform engineering, automation, and AI enablement
, not SOC operations or detection authoring. Experience as a SOC analyst is not required. Success in this role requires strong system design skills, production engineering judgment, and the ability to review and safely operate automation and AI systems that directly impact security operations workflows and security platforms.

The Job Description is intended to be a general representation of the responsibilities and requirements of the job. However, the description may not be all-inclusive, and responsibilities and requirements are subject to change.

Please note that F5 only contacts candidates through F5 email address (ending with @f5.com) or auto email notification from Workday (ending with f5.com or
@myworkday.com)
.
Equal Employment Opportunity
It is the policy of F5 to provide equal employment opportunities to all employees and employment applicants without regard to unlawful considerations of race, religion, color, national origin, sex, sexual orientation, gender identity or expression, age, sensory, physical, or mental disability, marital status, veteran or military status, genetic information, or any other classification protected by applicable local, state, or federal laws. This policy applies to all aspects of employment, including, but not limited to, hiring, job assignment, compensation, promotion, benefits, training, discipline, and termination. F5 offers a variety of reasonable accommodations for candidates. Requesting an accommodation is completely voluntary. F5 will assess the need for accommodations in the application process separately from those that may be needed to perform the job. Request by contacting accommodations@f5.com.

About Us
Distribusion
is the world’s leading ground transportation marketplace and gives travellers seamless access to ground transportation online, from search to ticket purchase. We have built a cutting-edge B2B technology platform that connects bus, rail and ferry operators in 70+ countries with the biggest online retailers including Google Maps and Booking.com.

We are shaping the future of travel and building the largest global network of transport providers and retailers. We are one of the fastest-growing startups in travel, backed by leading venture capital investors including TQ Ventures, Lightrock, Creandum, and Northzone, and are headquartered in Berlin, Germany. Following our recent $80m Series C funding, we are ready to push beyond.

The opportunity
As the
Engineering Manager
for the Infrastructure domain, you will lead the teams responsible for the foundations that power Distribusion's products and operations. Covering Platform Engineering, IT, and Information Security, your mission is to build scalable, secure, and reliable systems that enable our engineering teams and the wider business to operate at their best.

To prepare our technical foundation for 10x growth, we are looking for a highly strategic, business-oriented leader to transform how these critical functions operate. You will act as the crucial bridge between our infrastructure and the broader company by professionalising our tech stack, driving complex vendor negotiations, and building transparent roadmaps that clearly showcase your team's impact.

What You Will Do

• You'll lead the teams that keep Distribusion running securely, reliably, and at scale.
• From cloud infrastructure and developer tooling to internal IT and information security, you'll be responsible for the platforms and processes that enable our teams to move fast with confidence.
• You'll grow and support a team spanning Platform Engineering, IT, and Security, helping define strategy, drive execution, and raise the bar for operational excellence across the company.
• Vendor management including negotiating conditions and overseeing detailed infrastructure and project cost tracking.
• Your work will directly impact the productivity of our engineers, the resilience of our systems, and the security of our business as we continue to scale globally.

Workplace:
Berlin & Hybrid

We are mainly looking for this role to be based in Germany, preferably in our headquarters in Berlin.

Who You Are

• 5+ years of experience leading and developing engineering teams in high-growth technology environments.
• Strong technical background in Platform Engineering, DevOps, Cloud Infrastructure, Site Reliability Engineering, Information Security, or related domains.
• Proven track record of building, scaling, and improving engineering teams, processes, and operational excellence.
• Experience managing multidisciplinary teams and balancing strategic initiatives with day-to-day operational priorities.
• Strong understanding of modern cloud-native architectures, infrastructure automation, observability, and security best practices.
• Experience driving reliability, availability, and security improvements in production environments at scale.
• Ability to partner effectively with Engineering, Product, and Business stakeholders and align technical initiatives with company goals.
• Excellent communication and stakeholder management skills, with the ability to influence decisions across all levels of the organisation.
• Demonstrated experience coaching, mentoring, and developing engineers and technical leaders.
• Data-driven mindset with a focus on measurable outcomes, continuous improvement, and operational efficiency.
• Comfortable operating in a fast-paced, evolving environment where priorities can change quickly.
• Fluent in English.

Nice to have

• Experience leading teams across Platform Engineering, Internal IT, and Information Security functions.
• Experience with compliance and security frameworks such as ISO 27001, SOC 2, or GDPR-related initiatives.
• Experience supporting globally distributed engineering organisations.
• Previous experience in a high-growth B2B SaaS, marketplace, or travel technology company.

What You Can Expect

• Make a global impact. Help shape how millions of people discover and book ground transportation worldwide.
• Own your work. Take responsibility from day one and see the direct impact of your contributions.
• Built with the best tools. We move fast, continuously evolve our tech stack, and invest in modern, efficient solutions.
• Work with industry leaders. Our partners include Booking.com, Google Maps, Amtrak, Deutsche Bahn, Renfe, and SNCF.
• Grow with exceptional people. Join an international team that will challenge, support, and inspire you every day.
• Work your way. Enjoy flexible and remote-friendly working options, relocation opportunities, and plenty of room to grow.

Our hiring team for this role:
Your Talent Partner (TP) and point of contact is
Lorena Rebenciuc
, and the Hiring Manager (HM) is
Ilya Isakov
.

For any queries, contact your Talent Partner at (talent@distribusion.com).

Do you want to work on a product used by millions of people daily, with high load, availability, and scalability, and the most advanced technology? Come join us!

• Implement Temporal workflow activities in Go: HSS adapter, PCRF adapter, Inventory update.
• Build and validate unit tests for all workflow activities from day one.
• Build the Inventory Management Database: tables, indexes, partitioning for 30M records.
• Build bulk import tooling: CSV → ICCID/IMSI/MSISDN range ingestion from vendor.
• Implement REST API endpoints for Inventory DB (allocate, reserve, release, query SIM records).
• Write integration tests: workflow → mock NE → database assertions.
• Support Sr. Developer on all workflow development tasks — pair programming expected.
• End-to-end test suite: full provisioning flow from SIM activation to order closed.
• Load and stress testing: simulate peak TPS provisioning against all systems.
• Test automation: CI pipeline integration for all workflow and API tests.
• HSS sync integration: IMSI allocation state reflected in HSS (mock → real NE).
• MNP (number portability) hooks in Inventory DB.
• UAT support: reproduce bugs, write regression tests, validate fixes.

Requirements:

Must Have

• 2–4 years backend software development in production environments.
• Go or Java — primary development language for this role is Go.
• Java accepted if strong fundamentals and willing to work in Go (we will support the transition).
• REST API development — building APIs consumed by other services and tested by automated suites.
• PostgreSQL — table design, indexes, writing queries, understanding query plans .
• Unit and integration testing — writing tests is a first-class responsibility, not an afterthought.
• Git — branching, pull requests, code review participation.
• Experience with event-driven architectures using RabbitMQ, Kafka, or Redis Pub/Sub.
• Basic Kubernetes knowledge — understanding how your workloads are deployed.
• Ability to work under technical direction of a senior lead and execute quickly.
• Fluent English.

Strong Advantage

• * Any workflow engine experience: Temporal, Camunda, Apache Airflow, AWS Step Functions.
• * Telecom or BSS/OSS background — understanding of SIM lifecycle, provisioning, activation.
• * Test framework experience: Go testing, Testify, mock frameworks.
• * Load testing tools: k6, Locust, JMeter — running and interpreting results.
• * Docker — building and running containerised services.
• * Experience with event-sourced or append-only database patterns.

Nice to Have

• Temporal.io SDK experience — even personal/side project counts.
• Python — useful for scripting, test tooling, data processing.
• Prometheus — understanding how to instrument code with metrics.
• Telecom protocol familiarity: Diameter, SS7, SMPP.

About Webbing:

Founded in early 2010, Webbing is a global data MVNO that delivers enterprise grade, global connectivity and IoT services across more than 200 countries and 600+ mobile carriers' networks. Webbing's secured network delivers network protection and web content intelligence.

Enterprise customers can manage, monitor, and optimize data usage in real-time with Webbing's powerful software platform. Gain visibility by application type and have the power to white list applications and limit non-business applications with the click of a button, saving money and improving compliance.

What we offer:

• Fully remote
• An exciting and challenging greenfield platform with great skill and knowledge development opportunities.
• The opportunity to join a team of highly professional specialists in an international environment.
• The opportunity for professional development within a reputable international innovative and growing company.

Job Description
Kiteworks helps organizations secure and govern sensitive content across their workflows, ensuring compliance and reducing risk.

We’re looking for a DevOps Engineer who loves solving problems, building automation, and making things run smoothly. You’ll join a small, collaborative team where every day brings something new, whether it’s improving pipelines, modernizing infrastructure, or experimenting with new tools.

This isn’t a role where you sit in one lane. You’ll work closely with developers, QA, and security teams, unblock issues fast, and help us keep things moving. If you like variety, ownership, and the chance to make a real impact, you’ll fit right in.

What You'll Do

• Automate workflows
  to reduce manual effort and improve efficiency across build, release, and infrastructure tasks.
• Manage cloud and container environments
  , primarily AWS along with Kubernetes and Docker, ensuring reliability and scalability.
• Build and maintain CI/CD pipelines
  to support smooth, fast releases and continuous delivery.
• Collaborate with developers, QA, and security teams
  to troubleshoot issues and keep projects moving.
• Contribute to modernization initiatives
  , exploring new tools and approaches to improve our DevOps practices.
• Maintain secure cloud environments
  by enforcing access controls, monitoring, and configuration management aligned with ISO 27001 and data protection requirements.

What You'll Bring

• A few years of experience (2–5 years)
  in DevOps or software engineering, ideally in environments where automation and infrastructure as code are key.
• Solid programming skills
  – Python is strongly preferred because most of our codebase uses it. Experience with other languages (e.g., Go, Bash, or similar) is welcome.

– You should be comfortable writing scripts and building tools—not just using off-the-shelf solutions.

– Ability to structure code for maintainability and scalability (object-oriented principles are a plus).

• Comfort with Linux
  – You’ll work primarily in Linux environments, so strong command-line skills and troubleshooting ability are essential.
• Cloud platform experience
  – AWS is our main platform, but Azure or GCP experience is acceptable. You should understand concepts like EC2, networking, IAM, and storage.
• Familiarity with containers and CI/CD concepts
  – Experience with Docker and Kubernetes is important, as well as understanding how pipelines work (GitLab CI preferred).
• Mindset matters
  – Curiosity, adaptability, and a willingness to learn are key because we’re modernizing and evolving constantly

The Values That Define Us

• Execution – We deliver results with focus, ownership, and consistency. Our teams take initiative, solve challenges proactively, and continuously optimize how we work to create meaningful impact for our customers.
• Transparency – We communicate openly and clearly, ensuring stakeholders have the information they need to make informed decisions. We foster a culture of trust, welcome feedback, and embrace accountability in everything we do.
• Integrity – We uphold the highest standards of honesty and responsibility. Our teams act ethically, consistently honor commitments, and build trust through principled, reliable actions.

Job Benefits

Your Workplace:
hybrid – work 3 days in our modern office and 2 days remote!

Your Equipment:
Mac or Microsoft – you work with the IT equipment of your choice.

Your Health:
Stay healthy with our additional health insurance. Stay fit with our Multisport card, subsidized 100% by Kiteworks.

Your KITEWORKS:
On-site, stay hydrated, enjoy coffee, tea, snacks and the obligatory fruit basket twice a week. Have fun with our team events and parties. Shop with 200 BGN monthly in Food vouchers.

Your Extra:
Stay on top of your game with our competitive compensation package including stock options

Commitment to Equal Opportunity & Inclusion

Kiteworks is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances.

Other Requirements

Ability to meet Kiteworks, customer, and/or government security screening requirements for this role. These requirements include, but are not limited to, the following specialized security screenings:

Kiteworks Background Check: This position requires passing the Kiteworks background check upon hire/transfer and every two years thereafter.