Infrastructure Engineer

SimSpace Corporation • Boston, MA

12d • Onsite

About The Position

SimSpace serves as an AI Proving Ground where organizations can confidently train, test, and outmaneuver adversaries in any environment. Trusted by allied governments, militaries, enterprises, and research institutions worldwide, SimSpace enables adaptive, AI-ready defenses that stay ahead of evolving threats. Founded in 2015 by experts from U.S. Cyber Command and MIT Lincoln Laboratory, the platform unifies training, testing, and validation in a realistic, live-fire simulation—helping teams evaluate security investments, optimize performance, and compress cyber readiness cycles from months to days. The Infrastructure / Data Center Operations Engineer is responsible for the reliability, operation, and continuous improvement of critical data center and virtualization infrastructure. This is a hands-on role spanning VMware platforms, physical data center operations, monitoring, technical documentation, basic Linux administration, and network infrastructure. The ideal candidate is comfortable operating in a high-availability environment where disciplined change management, accurate documentation, physical-layer execution, and rapid troubleshooting are essential. This role is based in the Greater Boston area and participates in an on-call rotation to support business-critical infrastructure.

Requirements

• VMware Certified Professional (VCP) or equivalent demonstrated expertise, with 5+ years of relevant experience operating VMware-based infrastructure.
• Experience supporting infrastructure in a 99.999% uptime environment with strong operational discipline and attention to risk.
• Hands-on Layer 1 experience with rack-and-stack, cable management, server hardware, component replacement, and physical troubleshooting.
• Strong technical-documentation skills using tools and practices such as Microsoft Visio, IP management, rack layouts, and network visualization.
• Experience using infrastructure-monitoring tools to identify, troubleshoot, and respond to operational issues.
• Working knowledge of Linux sufficient to deploy systems, use common operational tools, and connect to remote environments.
• Working knowledge of basic networking concepts and hands-on experience with Cisco and/or Dell switch configuration.
• Located in the Greater Boston area and able to participate in an on-call rotation, including occasional after-hours response as required.

Nice To Haves

• Experience with enterprise storage platforms such as Pure Storage, NetApp, or comparable technologies.
• Experience with technologies such as VMware NSX, vCenter integrations, GENEVE, VXLAN, or related software-defined networking concepts.
• Operational or design experience with Azure, Google Cloud Platform, AWS, or similar public-cloud environments.
• Experience administering or supporting firewall platforms such as Palo Alto Networks, Fortinet, or comparable products.
• Ability to plan and execute infrastructure projects, develop technical designs, coordinate dependencies, and communicate implementation requirements.
• Habit of monitoring relevant CVEs, security breaches, vendor advisories, geopolitical events, and other developments that may affect infrastructure risk or operations.
• Experience working in a VAR, customer-facing, or end-user-facing environment, including the ability to join customer calls and clearly explain technical requirements, configurations, and operational tradeoffs.

Responsibilities

• Deploy, operate, troubleshoot, and maintain VMware-based infrastructure, including day-to-day administration of vCenter-managed environments and associated compute resources.
• Perform Layer 1 data center work including rack-and-stack, structured cable management, hardware installation and replacement, server repair, and physical troubleshooting.
• Operate infrastructure in a 99.999% uptime environment, respond to monitoring alerts and incidents, participate in root-cause analysis, and support disciplined recovery and remediation activities.
• Use infrastructure and monitoring tools to assess system health, identify emerging issues, validate service availability, and support proactive capacity and reliability management.
• Create and maintain accurate infrastructure documentation, including Visio diagrams, IP-address management records, rack layouts, cable documentation, and network visualizations.
• Perform basic Linux deployment and administration tasks, use common troubleshooting tools, and connect securely to remote systems for operational support.
• Perform basic configuration and troubleshooting of Cisco and Dell switching environments and support connectivity changes associated with server and data center operations.
• Participate in an on-call rotation and respond to infrastructure issues that require after-hours investigation, escalation, or hands-on remediation.

Benefits

• Base salary range: $95,000 - $145,000
• Opportunity for annual bonuses tied to company performance and individual contributions.
• Comprehensive medical, dental, and vision benefits.
• Savings plans—coverage starts on day one!
• Company-paid counseling, coaching, and resources for you and your family through Spring Health.
• 401(k)-retirement savings plan featuring a company match.
• Flex vacation.
• Company holidays.
• Dedicated health & wellness days.
• Paid leave plans for parental leave.
• Equity stock options at hire, with annual performance-based grants.
• Peloton Interactive Wellness Program: Full- and partial- subsidized membership plans and equipment discounts.
• LinkedIn Learning membership.
• Monthly reimbursements for meaningful connections with teammates through our SocialSpace Community.
• Legal plan coverage.
• Pet insurance.
• Wellness reimbursements.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed