IT Systems & R&D Infrastructure AdministratorThis role bridges modern systems administration, cybersecurity compliance, and hands-on software development. If you enjoy supporting developer workflows, automating infrastructure with Python, and working with cloud and container tech in an R&D environment, this is your workspace.
Location: Columbus, OH - Fully OnsiteU.S. Citizenship is required.What you'll do:Cloud, Server & Container Infrastructure
- Cloud Architecture & Networking: Design, administer, and secure developer cloud environments in GCP and AWS. Implement IAM policies, service accounts, and virtual networking (VPCs, firewalls, Cloud Armor).
- Linux & Container Management: Patch and maintain internal Linux development servers, manage SSH access, monitor system resources, and orchestrate containerized environments using Docker, image registries, and persistent storage.
- Application Reliability: Deploy updates, maintain release pipelines, and ensure high availability for core internal applications (e.g., Twenty CRM), including automated database backups and recovery.
Corporate IT Operations & Cybersecurity
- Technical Support Lead: Serve as the primary lead for Tier 1-3 IT support, managing identity lifecycles, user permissions, licensing, and shared resources in Google Workspace.
- Endpoint Security & Provisioning: Use IBM MaaS360 (MDM) to configure new devices, deploy corporate apps, enforce password policies, and securely decommission hardware.
- Cybersecurity & Compliance: Lead efforts to maintain compliance with Cybersecurity Maturity Model Certification (CMMC) standards and defense industry security controls across corporate assets.
R&D Support & Software Engineering
- Tooling & Automation: Work directly with technical leads and embedded software engineers to build, script, and maintain internal software tools using Python and Linux/Windows shell scripting.
- High-Performance Developer Workflows: Support developer pipelines, high-performance computing tasks, custom build tooling, and SQL databases. (SQL, JavaScript).
Required Qualifications:- Education: B.S. in Information Technology, Information Systems, Cybersecurity, Computer Science, or a related technical field. Equivalent experience paired with relevant industry certifications will also be considered.
- Experience: Hands-on professional experience in systems administration, IT operations, or software development.
- Security & Citizenship: U.S. Citizenship is required. Must be able to obtain and maintain a U.S. Government Security Clearance.
- Core Skills:
- Experience managing Linux environments
- Working knowledge of GCP or AWS cloud administration and networking
- Scripting experience in Python, Bash, or PowerShell for automation
Preferred Qualifications:- Industry certifications such as CompTIA Security+, Linux+, or AWS/GCP cloud certifications
- Experience with Docker or other container technologies
- Familiarity with CMMC, NIST 800-171, or other federal cybersecurity frameworks
- Experience with SQL databases, JavaScript, or modern web stacks
- Experience managing MDM software (IBM MaaS360 or equivalent)
Why Mantel:In this role, you will work directly with an agile engineering team on active R&D projects - building software, managing developer infrastructure, and seeing the direct, tangible impact of your work.
Mantel also supports you with:
- Health & Wellness Support: We offer a solid healthcare package that includes Medical, Dental and Vision coverage to support you and your family's everyday needs
- Future-Ready Financial Benefits: Contribute to your future with our 401(k) plan, including company contributions to help you build long-term financial stability
- Peace of Mind Coverage: We provide Long-term and Short-term Disability, AD&D, and Life Insurance to help protect you and your loved ones from life's unexpected challenges
- Recharge and Refocus: Take the time you need with our generous PTO policy, designed to help you maintain a healthy work-life balance
- Work with Flexibility: We support flexible work schedules to help you do your best work in a way that works for you and your team
