Infrastructure Engineer Level 3

Princeton IT Services, Inc; East Brunswick Township (NJ); On-site; USD 100,000 - 130,000; Full time

Job summary

A leading IT service provider is looking for an Infrastructure Engineer Level 3 located in East Brunswick, NJ. The candidate will design, implement, and maintain enterprise-scale infrastructure, ensure integration with AWS, and lead VMware management and disaster recovery. An ideal candidate will have a Bachelor's degree, extensive experience in enterprise infrastructure, and expert skills in areas such as AWS and VMware. A strong emphasis on security best practices and team leadership is also required. The role offers significant responsibilities in managing high-priority infrastructure projects.

Qualifications

• 7–10+ years of hands-on experience in enterprise infrastructure administration.
• Ability to architect and govern security best practices across hybrid cloud environments.
• Exceptional communication skills for conveying complex technical concepts.

Responsibilities

• Design and maintain complex infrastructure, ensuring integration with AWS.
• Lead VMware architecture and disaster recovery orchestration.
• Provide Tier 3 troubleshooting support.

Skills

Windows/Linux Server

VMware (including SRM)

SAN/NAS Storage

IBM MQ

AWS Infrastructure

Automation

Education

Bachelor's Degree or equivalent high-level certifications

Tools

AWS

VMware

IBM MQ

Job description

Job Title: Infrastructure Engineer Level 3

Location: East Brunswick, NJ

Duties & Responsibilities

• Design, implement, and maintain complex enterprise-scale physical and virtualized infrastructure, ensuring seamless integration between on-premises systems and AWS cloud environments.
• Lead the architectural design and governance of VMware technologies, including advanced site recovery orchestration (SRM) to ensure business continuity and automated disaster recovery.
• Plan and lead high-stakes upgrades, complex migrations, and long-term capacity expansions based on multi-year business roadmaps.
• Oversee the installation, configuration, and expert-level maintenance of Windows, Linux, and IBM MQ servers, establishing the gold standards for performance, security, and high availability.
• Drive infrastructure automation initiatives using scripting and configuration management tools to standardize routine maintenance, patching, and resource monitoring.
• Provide Tier 3 troubleshooting support to resolve the most complex server and storage-related issues that cannot be resolved by junior teams.
• Develop and enforce comprehensive infrastructure documentation standards, including architectural blueprints, procedural playbooks, and best practice frameworks.
• Perform expert-level IBM MQ administration, including high-level cluster configuration, performance tuning, and global monitoring strategies.
• Govern the Microsoft 365 suite and productivity tools, ensuring enterprise-wide security compliance, tenant health, and optimal user experience.
• Establish and audit security best practices across all infrastructure layers, ensuring alignment with industry frameworks and internal compliance mandates.
• Collaborate with senior application owners and stakeholders to architect optimized system performance and solve systemic technical bottlenecks.
• Architect and oversee the deployment of robust, multi-site backup and recovery solutions for virtual machines, NAS, and mission-critical applications.
• Define strategy for regular backup integrity testing and data availability audits to ensure 100% data recoverability.
• Architect and govern AWS compute and storage environments, ensuring optimal instance selection (EC2), volume management (EBS/EFS), and S3 lifecycle policies for enterprise workloads.
• Lead the design and management of AWS Sandbox and production environments, enforcing infrastructure governance through AWS Organizations and IAM least-privilege resource access.
• Orchestrate large-scale migrations of on-premises VMware workloads to AWS, utilizing AWS Application Migration Service (MGN) to ensure minimal downtime and platform stability.
• Implement and manage AWS Backup and Disaster Recovery strategies, ensuring cloud-native workloads meet the same RPO/RTO standards as on-premises core servers.
• Optimize AWS cloud infrastructure costs by implementing advanced resource monitoring, autoscaling groups, and strategic instance rightsizing to support the business cost‑efficiency goals.
• Lead cross‑functional IT teams and consult with external clients throughout the infrastructure lifecycle, delivering high-level strategic solutions from initial assessment to change implementation.

Requirements & Skills

• Bachelor's Degree or equivalent high-level certifications and 7–10+ years of hands‑on experience in enterprise infrastructure administration.
• Expert‑level mastery in at least four of the following areas: Windows/Linux Server, VMware (including SRM), SAN/NAS Storage, IBM MQ, AWS Infrastructure, and Automation.
• Proven ability to architect and govern security best practices and frameworks across hybrid cloud environments.
• Superior troubleshooting and root‑cause analysis (RCA) skills with the ability to solve unprecedented and highly complex technical challenges.
• Exceptional written and verbal communication skills, with the ability to present complex technical roadmaps and concepts to executive leadership.
• Demonstrated ability to lead technical teams, manage high‑priority projects, and mentor junior engineers in a fast‑paced environment.
• ITIL® Intermediate or Expert certification (Preferred).
• AWS Certified Solutions Architect – Professional or AWS Certified SysOps Administrator – Associate (Highly Preferred).
• Advanced professional certifications such as VCAP (VMware Certified Advanced Professional) or CISSP (Preferred).
• Extensive experience architecting and governing AWS compute and storage platforms at an enterprise scale (Preferred).