Senior Infrastructure Engineer

We are seeking a Senior Infrastructure Engineer to join one of our software businesses within TAG Software Group.

Working alongside the Infrastructure Manager, you will design, implement, secure, and support cloud and on-premises infrastructure across multiple products and customer environments. You will play a key role in improving reliability, security, automation, and scalability while supporting mission-critical SaaS applications used by customers worldwide.

The successful candidate will be a hands-on engineer with experience in cloud platforms, networking, cybersecurity, automation, and DevOps practices, working closely with engineering, product, support, and customer success teams.

ABOUT TAG SOFTWARE GROUP:

TAG Software Group is a team of experienced investors and operators dedicated to acquiring, enhancing, and growing mission-critical software companies serving SMB, enterprise, and public sector customers.

Founded as part of a permanent home for software companies, we don’t buy to sell. Our focus is on long-term partnerships that protect your legacy, employees, and customers.

Our in-house team delivers an efficient, transparent, and seller-friendly process, ensuring speed and certainty of close. Once part of TAG, your company gains access to proven best practices, dedicated value-creation resources, and the extended ecosystem of our sister companies, including proprietary in-house technology including and — helping your business reach the next level.

KEY RESPONSIBILITIES:

• Design, implement, and maintain secure, scalable cloud and on-premises infrastructure.
• Manage and support infrastructure across multiple software products and customer environments.
• Ensure the availability, performance, and reliability of mission-critical SaaS applications.
• Implement infrastructure security best practices, including vulnerability management, access controls, and compliance requirements.
• Automate infrastructure provisioning, configuration, deployment, and operational tasks using Infrastructure as Code (IaC) and scripting tools.
• Monitor infrastructure health, troubleshoot complex technical issues, and perform root cause analysis.
• Collaborate with software engineering teams to support CI/CD pipelines and DevOps initiatives.
• Optimize cloud infrastructure for performance, scalability, resilience, and cost efficiency.
• Design, maintain, and troubleshoot networking components, including firewalls, VPNs, DNS, and load balancing.
• Develop and maintain disaster recovery, backup, and business continuity solutions.
• Partner with Product, Support, and Customer Success teams to resolve infrastructure-related issues and improve customer experience.
• Evaluate, recommend, and implement new infrastructure technologies, tools, and best practices.
• Create and maintain technical documentation, operational procedures, and infrastructure standards.
• Provide technical leadership and mentorship to team members while contributing to continuous improvement initiatives.
• Participate in on-call support and incident response for production environments as required.

Requirements

• Bachelor’s degree in Computer Science, Information Technology, Engineering, or equivalent experience.
• 7+ years of experience in infrastructure, cloud engineering, or DevOps roles.
• Strong experience with Azure and/or AWS.
• Experience managing Windows Server and Linux environments.
• Strong understanding of networking, security, VPNs, firewalls, and DNS.
• Experience with Infrastructure as Code (Terraform, Bicep, CloudFormation, or similar).
• Experience with Docker, Kubernetes, and CI/CD automation.
• Experience supporting production SaaS environments.
• Strong troubleshooting, communication, and stakeholder management skills.

Preferred Qualifications

• Azure or AWS certifications.
• Experience with GitLab, GitHub, or Azure DevOps.
• Experience with cybersecurity, compliance, and monitoring platforms.
• Experience supporting customer-facing software platforms.

Benefits

WHY JOIN US:

• Join a stable, long-term software group that is built as a permanent home for mission-critical software companies—not a buy-and-sell investment model.
• Work on impactful, real-world infrastructure supporting mission-critical SaaS platforms used by customers across SMB, enterprise, and public sectors.
• Be part of a hands-on engineering culture where you directly influence cloud, on-premises, security, and DevOps architecture decisions.
• Collaborate closely with experienced engineering, product, support, and customer success teams in a highly cross-functional environment.
• Gain exposure to multiple software businesses and environments, offering variety, scale, and continuous technical challenge.
• Leverage shared best practices, tooling, and value-creation resources across a broader ecosystem of software companies.
• Contribute to improving reliability, scalability, security, and automation across diverse and evolving platforms.
• Join a group that prioritizes operational excellence, long-term growth, and sustainable engineering improvements over short-term gains.

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