Infrastructure Engineer III

Overview We are looking for a senior*-level Infrastructure Engineer (L3)* who can operate independently, support complex multi-site environments, and take ownership of infrastructure stability, performance, and scalability. This role is ideal for someone who thrives in fast-moving environments and enjoys solving enterprise-level challenges across networking, systems, and infrastructure., * Cisco / Meraki

• VOIP systems

• Enterprise networking fundamentals What You'll Do:

• Troubleshoot connectivity across multiple locations

• Support infrastructure across distributed environments

• Travel between sites as needed 3. Systems & Server Administration Core Technologies:

• Windows Server

• Linux

• VMware

• SQL

• Exchange, * Deploy, maintain, and optimize systems

• Perform performance tuning and upgrades

• Manage patching and lifecycle processes 4. Monitoring, Performance & Reliability

• Utilize tools like SolarWinds (or similar)

• Own system monitoring and alerting

• Drive performance optimization and proactive issue prevention

• Ensure high availability across environments 5. Security & Infrastructure Governance

• Conduct security audits and reviews

• Manage disaster recovery and backup strategies

• Implement infrastructure hardening best practices Key Responsibilities

• Lead infrastructure deployment, support, and maintenance initiatives

• Design and implement network, server, application, and voice solutions

• Ensure high availability of critical systems

• Partner with stakeholders to define business and system requirements

• Improve system performance, scalability, and efficiency

• Perform cost-benefit and ROI analysis for infrastructure investments

• Support vendor relationships and solution delivery

• Maintain documentation, standards, and processes

• Monitor system performance and support end-user enablement

Top Skills & Experience 1. Infrastructure Engineering (senior / L3)

• 7+ years of infrastructure experience

• Ability to operate independently and handle L3 escalations

• Experience supporting:

• Corporate environments

• Distributed/multi-site environments, * 7+ years of infrastructure experience

• Strong understanding of enterprise networking and systems

• Proven experience with system implementation, maintenance, and optimization

• Experience with virtualization, server management, and monitoring tools

• Strong troubleshooting, communication, and collaboration skills Nice-to-Have Skills

• Kubernetes / containerization

• Cloud platforms (AWS, Azure, GCP)

• Automation / scripting (PowerShell, Bash, Python)

• Active Directory & directory services

• Backup/recovery tooling

• ERP exposure (Workday experience a plus)

• Experience supporting multi-site environments

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company. The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. About TEKsystems and TEKsystems Global Services We're a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We're a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We're strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We're building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. *San Francisco Fair Chance Ordinance:* Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records. *Massachusetts Lie Detector:* It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.