Job Summary: Blackcore is seeking an AWS Systems and Infrastructure Administrator (SysAdmin) to optimize the real estate lending process with innovative SaaS solutions. Key Highlights: 1. Professional growth in a LATAM-expanding SaaS company 2. Access to AWS trainings and certifications 3. A professional, collaborative, and innovative environment Join Blackcore and transform real estate technology across LATAM! At Blackcore, we are a leading technology company serving the real estate sector, developing innovative SaaS solutions that optimize the real estate lending process. We are currently looking for an **AWS Systems and Infrastructure Administrator — SysAdmin**, holding a Bachelor’s degree or higher in Systems Engineering, Computer Science, Computing, or Software Development. Are you ready to apply? Key responsibilities in this role include: * Proficiency in Kubernetes, including EKS and OpenShift. * Ensuring the integrity, availability, and confidentiality of IT infrastructure. * Identifying, managing, and resolving system and service failures or outages. * Monitoring and optimizing infrastructure and application performance. * Performing system, database, and server backups; conducting periodic restoration tests. * Managing and documenting configuration changes across systems and platforms. * Managing the lifecycle of user accounts and access permissions. * Installing, configuring, and maintaining operating systems and databases. * Automating operational processes to improve team and end-user efficiency. * Keeping systems, software, and applications up-to-date across all environments (development, testing, and production). * Creating and maintaining technical and operational documentation for infrastructure. Technical Requirements: * Administration of Linux-based operating systems (CentOS, RedHat, Ubuntu). * Application and infrastructure performance monitoring using APM tools such as Site24x7, AWS CloudWatch, New Relic, among others. * Creation of backups (databases, AMI server images) and execution of restoration tests. * AWS infrastructure management, including Serverless architectures. * User account and access control management. * Cybersecurity: security group configuration, OS patching, cipher suite management, SSL certificate handling, and password policies. * Diagnosis and resolution of system failures or outages. * Review, analysis, and follow-up of infrastructure alerts. * Use of Docker containers for service and environment deployment. * Task automation via Bash scripting. * Identification, analysis, and mitigation of infrastructure and application vulnerabilities. * Management of cloud environments (AWS, MongoDB Atlas, IBM Cloud, DigitalOcean, Rackspace, among others). * Proficiency in AWS services including EC2, ALB, S3, RDS, ElastiCache, Lambda, CloudWatch, CloudFormation, CloudFront, VPC, Auto Scaling, Security Groups, IAM, SES. * Reverse Proxy configuration. * Database administration (DBA): configuration, backup, maintenance, and recovery. * Implementation and deployment of application environments (Alpha, Beta, Demo, Production). * Maintenance and updating of technical documentation. Required Experience: * Minimum 3 years of professional experience in the field. * AWS infrastructure. * Cybersecurity. * English. * Degree in Computer Systems Engineering or related field. Soft Skills: * Teamwork. * Proactivity and self-directed learning orientation. * Ability to work under pressure. * Service-oriented attitude. * Results-driven mindset. We’d love for you to join us — here’s what you’ll enjoy: Competitive salary Professional growth in a LATAM-expanding SaaS company. * ️ Access to AWS trainings and certifications. A professional, collaborative, and innovative environment. Statutory benefits. Grocery vouchers. Ongoing training and development. This position is 100% on-site. Interested? Send your email to: reclutamiento@blackcore.com.mx