Sr. IT Infrastructure Engineer

MUST HAVE A TELECOM/5G EXPERIENCE

Key to this role is that best if they have a background in Telecom or 5G. They do radio location technology. Therefore anyone coming from Telecom would be a great fit.

As a Senior IT & Infrastructure Engineer with our SF Bay Area client you will be the engineer keeping their mid-peninsula engineering organization running owning AWS systems monitoring lab equipment and the internal IT services that engineering depends on every day. You will work hands-on across Linux administration build pipelines virtualization AWS lab operations and tier-1 internal support and partner closely with our 5G DevOps counterpart in Romania on shared infrastructure standards. This is a broad hands-on role for someone energized by being the person engineers come to when things need to work.

JOB RESPONSIBILITIES

What Youll Do:

• Architect with Purpose: Design cloud-native infrastructure in AWS that scales seamlessly across regions and workloads.
• Automate Relentlessly: Build Terraform modules and tooling to make infrastructure creation fast safe and repeatable.
• Engineer for Reliability: Implement fault-tolerant self-healing systems to minimize downtime and maximize performance.
• Secure from the Start: Embed IAM networking and observability into every layer of the stack.
• Optimize and Evolve: Continuously refine cost performance and deployment workflows as we scale.

What You Bring:

• 3 5 years of experience building and managing AWS environments.
• Deep knowledge of Terraform and Infrastructure-as-Code best practices.
• Familiarity with CI/CD pipelines containerization (Docker) and monitoring stacks.
• A systems thinker who thrives on structure scalability and clean automation.
• Curiosity initiative and a drive to build things that just work.

Why Youll Love Working Here:

• Build foundational infrastructure that powers cutting-edge AI products.
• Work with a brilliant passionate team that values both speed and precision.
• Competitive salary equity and career growth opportunities in a fast-scaling startup.
• Flexible trust-based culture-autonomy encouraged bureaucracy not included.
• Great benefits package and a prime Cambridge office location.

SHOULD HAVE ATTRIBUTES/SKILLS

• - Experience coordinating with external IT vendors and managing compliance-adjacent IT projects (security audits vendor management).
• - Experience operating in a regulated or compliance-sensitive engineering environment.
• - Exposure to early-stage or high-growth startup environments.

NICE TO HAVE ATTRIBUTES/SKILLS

• - Experience supporting firmware or embedded engineering teams including hardware-in-the-loop (HITL) test integration into build pipelines.
• - Familiarity with 5G or LTE telecommunications at a working level.
• - Operational experience with lab equipment test rigs or robotics infrastructure in an engineering organization.
• - Working familiarity with code quality and static analysis tooling (SonarScanner Pytest).
• - Familiarity with Elasticsearch operations (clients legacy systems; may require migration or retirement).