TEKsystems · 13 hours ago
OT Infrastructure Architect
Denver, CO
Full-time
Hybrid
Mid, Senior Level
$60/hr - $75/hr
4+ years expTEKsystems is a leading provider of business and technology services, seeking an Infrastructure Architect in OT to design and implement resilient and secure infrastructure. The role involves developing an access strategy for OT environments and ensuring integration of IT/OT systems to support business operations.
Information Technology
Responsibilities
Design and implement IT/OT infrastructure systems that support business and plant operations, including compute, storage, networking, identity, and integration patterns
Integrate on‑premises data centers, edge/plant systems, and cloud platforms into a cohesive, secure, and observable architecture
Lead workstreams for PAM and IAM in OT environments—aligning with enterprise standards while accommodating site‑specific constraints
Contribute to the strategic roadmap for OT data centers, including modernization and hybrid/cloud migration approaches
Lead technical teams through installation, configuration, and lifecycle maintenance; develop runbooks, standards, and repeatable delivery patterns
Monitor system performance, availability, and capacity; identify improvement opportunities and drive remediation efforts
Assess infrastructure risks (availability, security, maintainability) and propose mitigation strategies; support audits and compliance documentation
Produce clear architecture diagrams, standards, and operational procedures
Communicate complex technical considerations to non‑technical stakeholders and facilitate alignment across differing viewpoints
Partner closely with OT architects, plant IT/OT teams, cybersecurity, network engineering, and application teams; build strong working relationships with site stakeholders
Qualification
Required
Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience)
Several years of experience in IT infrastructure roles with a focus on system/infrastructure architecture
Cloud proficiency, ideally Microsoft Azure experience (landing zones, networking, identity, governance); AWS experience is also valued
(routing, VLANs, firewalls, VPNs, segmentation), along with hands‑on experience in Windows/Linux, virtualization (e.g., VMware/Hyper‑V), backup/DR, and monitoring
Demonstrated experience integrating platforms and leading technical teams through build/run phases
Excellent communication and stakeholder management skills—able to listen, interpret concerns, and offer pragmatic recommendations
Preferred
OT exposure: AVEVA PI System (historian/AF), Honeywell Experion, Emerson DeltaV, SCADA/DCS/PLC environments
Familiarity with OT networking and common industrial protocols (e.g., OPC UA, Modbus) and IT/OT segmentation patterns
Relevant certifications: Microsoft Certified—Azure Solutions Architect Expert, AWS Solutions Architect, or networking/security certifications
Experience with PAM/IAM solutions (CyberArk, BeyondTrust, Entra ID/Azure AD), role‑based access controls, and identity governance
Experience in data‑center modernization and hybrid/cloud models for OT workloads
Benefits
Medical, dental & vision
401(k)/Roth
Insurance (Basic/Supplemental Life & AD&D)
Short and long-term disability
Health & Dependent Care Spending Accounts (HSA & DCFSA)
Transportation benefits
Employee Assistance Program
Time Off/Leave (PTO, Vacation or Sick Leave)
Critical Illness, Accident, and Hospital
Life Insurance (Voluntary Life & AD&D for the employee and dependents)
Company
TEKsystems
At TEKsystems, they understand people. Every year they deploy over 80,000 IT professionals at 6,000 client sites across North America,
10001+ employees
H1B Sponsorship
TEKsystems has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (46)
2024 (52)
2023 (33)
2022 (22)
2021 (36)
2020 (53)
Funding
Current Stage
Late StageLeadership Team
Ryan Skains
Vice President, TEKsystems Global Services
Recent News
2025-11-19
2025-10-29
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