Infrastructure Specialist

Tetra Tech

Houston, TX, United States

about 1 month ago

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Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Experience level

Expert

Working hours

Regular working hours

Job source

tetratech.referrals.selectminds.com

Tech stack

LTE (Telecommunication) Amazon Web Services Microsoft Azure Border Gateway Protocol Hot Standby Router Protocol IP Addressing Internet Protocol Security (IP SEC) Virtual Private Networks (VPN) Microsoft Visio Network Planning and Design Routing Packet Analyzer

+11 more

Network Virtualization Open Shortest Path First (OSPF) Remote Access Technology Systems Integration Virtual Router Redundancy Protocols Virtualization Technology Wireless Networks Amazon Virtual Private Cloud (VPC) Information Technology Routing & Switching Vmware

Job description

Lead the architecture, design, implementation, and ongoing support of infrastructure solutions across multiple concurrent client projects.
Design, deploy, and troubleshoot routed and switched network environments for enterprise, industrial, and critical infrastructure systems.
Perform advanced troubleshooting across routing, switching, firewall, wireless, LTE/cellular, cloud, remote access, and general infrastructure connectivity issues.
Support infrastructure modernization, upgrades, expansions, migrations, and cutovers with a focus on reliability, maintainability, and operational continuity.
Build and maintain standardized configurations, templates, and support processes to improve consistency across projects and client environments.
Collaborate with internal team members, project managers, cybersecurity personnel, field teams, and client stakeholders to deliver high-quality technical outcomes.
Support environments requiring resilient and secure communications, including high-availability designs, WAN connectivity, VPNs, and remote site connectivity.
Support LAN, WAN, and wireless infrastructure design, implementation, and troubleshooting.
Support Azure and/or AWS infrastructure and networking environments.
Develop network designs including IP addressing schemes, segmentation strategies, and resilient architecture patterns.
Develop and maintain technical documentation, including logical and physical network diagrams, Visio drawings, implementation plans, cut sheets, and as-built documentation.

Requirements

Bachelor’s degree in Engineering, Computer, Information Technology, or related field.
Minimum of seven (7) years of technical experience, or an equivalent combination of relevant education, certifications, and hands-on technical experience
Advanced knowledge of routing protocols including BGP, OSPF, HSRP, and VRRP
Proficiency in switching technologies including VLANs, STP, RSTP, RPVST+, and VPC
Strong understanding of IPsec, VPN, and secure remote access technologies
Experience with LTE/cellular connectivity solutions
Strong packet analysis and troubleshooting capability using packet captures, routing validation, and protocol-level diagnostics
Strong technical documentation and diagramming skills, including Microsoft Visio
Ability to manage and prioritize work across multiple active projects and support efforts
Effective communication skills for both technical teams and clients
Strong ownership, follow-through, and attention to detail, * Experience in IT, OT, industrial, utility, power, or critical infrastructure environments
Experience with VMware, virtual networking, or virtualized infrastructure environments
Experience with Azure and/or AWS networking
Experience supporting multiple concurrent projects in a consulting, systems integration, or client-facing services environment
Cybersecurity experience, especially in segmentation, secure access design, firewall policy support, and infrastructure hardening
CISSP certification is a plus, * Must have a valid driver’s license and be authorized to work in the United States
Subject to a background check, as well as drug and alcohol testing, per applicable federal regulations .