Systems Administrator

Systems Administrator at KUBRA

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Join Our Infrastructure Team as a Systems Administrator

We’re looking for a proactive and detail-oriented Systems Administrator to help operate, secure, and evolve our hybrid infrastructure across Windows, Alma Linux, and AWS environments. In this role, you’ll ensure our business‑critical systems remain reliable, performant, and compliant with standards like PCI and SOC 2. You’ll take ownership of automation, monitoring, and incident response—empowering teams to innovate with confidence while maintaining operational excellence.

• Administer Windows Server (2016–2022): AD, GPO, DNS/DHCP, IIS; manage patching and hardening
• Administer Alma Linux/RHEL: systemd, SELinux basics, users/groups, storage, networking, patching
• Operate AWS: EC2, S3, EBS, ELB/ALB, VPC (subnets, routing, SGs/NACLs), IAM, Cloud Watch (logs/metrics/alarms), backups/DR
• Build automation and configuration with Puppet; provision infrastructure with Terraform
• Monitor availability and performance with Site
  24x7; create/run runbooks; perform RCA and post‑incident reviews
• Follow PCI DSS and SOC 2 controls: least privilege, change management, patch cadence, logging, access reviews, evidence collection
• Support application rollouts across dev/test/prod; participate in capacity planning and cost optimization in AWS
• Maintain documentation (standards, diagrams, procedures) and contribute to continuous improvement
• Participate in on‑call rotation (approximately 1 week every 3 weeks)

• Strong ownership and communication skills, with the ability to collaborate effectively across teams
• Focus on automation and documentation, using tools like Puppet, Terraform, and Site
  24x7 to enhance reliability and efficiency
• Calm and analytical under pressure, skilled in root cause analysis and incident prevention
• Disciplined operational practices, including maintaining visibility in Jira/Service Now, following clear runbooks, and contributing to continuous improvement
• Reliable participation in on‑call support, ensuring service continuity and responsiveness

• 3‑5 years in production systems administration across Windows and Linux
• 2+ years hands‑on with AWS operations and security best practices
• Proficiency with Power Shell and Bash;
  Git‑based workflows
• Practical experience with Puppet and Terraform
• Strong troubleshooting across OS, network, and cloud layers; understanding of VPNs, routing, load balancers, TLS
• Familiarity with ITSM and change workflows using Jira and Service Now
• Security mindset and experience operating under PCI and SOC 2

• Degree in Computer Science/IT or equivalent practical experience

• AWS Associate (Sys Ops or Solutions Architect), RHCSA/RHCE, Microsoft (Windows Server/AD)

• Scripting with Python; CI/CD exposure
• Web stacks (IIS, Nginx/Apache), RDS basics, container fundamentals
• VMware/Hyper‑V experience; backup/restore tooling knowledge

• Thrive in an award‑winning, innovation‑driven culture that champions growth, embraces diversity, and fosters inclusion for all
• Earn competitive pay with annual performance‑based bonuses that recognize your impact
• Invest in your future with our 401(k) plan featuring company matching
• Stay healthy with comprehensive medical, dental, and vision coverage, plus HSA and FSA options
• Recharge with paid vacation and sick days — and a paid day off for your birthday
• Make an impact with two paid volunteer days to give back to your community
• Advance your skills with free access to Linked In Learning and our education reimbursement program
• Prioritize your mental health with a free premium Headspace membership
• Stay active with our on‑site fitness center
• Refuel at fully stocked refreshment stations with complimentary drinks and snacks
• Enjoy exclusive perks with access to “Tickets at Work” discounts and memberships

KUBRA is an equal‑opportunity employer dedicated to building an inclusive and diverse workforce. We will provide…