IT Network Manager

JENNMAR

. Lead, manage, and develop the Network Team; set goals, assign work, conduct reviews, and build OT networking capability .

Posted 11/5/2026full-timePittsburgh • Pennsylvania • United StatesSeniorLeadWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive experience in enterprise network engineering and operations, with a strong focus on IT/OT integration, network security, and team leadership. Proficient in managing global network infrastructures and implementing robust security controls in manufacturing environments.

Highest-signal resume keywords

Enterprise Network EngineeringIT/OT SegmentationNetwork Security ControlsTeam Leadership and DevelopmentVendor Management

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Network Design and OperationDynamic Routing (BGP, OSPF)SD-WAN and SASE ArchitecturesIndustrial Control Systems (ICS)Network Monitoring and ObservabilityUnified Communications PlatformsIndustrial Protocols (EtherNet/IP, Modbus TCP)High-Availability Network DesignProject Planning and BudgetingRoot Cause Analysis

Soft Skills

Communication of Technical RiskCultural SensitivityMentoring and DevelopmentProblem Identification and ResolutionCollaboration with Cross-Functional Teams

Tools & Technologies

Fortinet FortiGate/SASECisco/MerakiClarotyNozomi NetworksMicrosoft Defender for IoTWebex CallingMicrosoft Teams VoiceVPN/ZTNA Remote AccessSCADA SystemsIncident Response Playbooks

Certifications & Qualifications

CCNPCCIEFortinet NSE 4–7ISA/IEC 62443 Cybersecurity CertificateGIAC GICSP/GRIDCISSPPMP

Industry Keywords

Manufacturing OperationsNetwork StandardsChange ManagementCybersecurity AssessmentsSafety-First OT PrioritiesContinuous ImprovementGlobal Network ManagementNetwork Vendor RelationshipsOT Asset DiscoveryPurdue Model

Tech Stack

Tools & technologies

CloudCyber SecurityFirewallsIoTPMPSwitching

About the role

Key responsibilities & impact

Lead, manage, and develop the Network Team; set goals, assign work, conduct reviews, and build OT networking capability
Develop and communicate scope, goals, deliverables, and milestones for network and IT/OT projects
Own network budget, capital planning, and lifecycle/refresh roadmap; provide input to annual IT budget and prioritization
Own design, operation, and performance of global WAN, SD-WAN/SASE, LAN, wireless, firewall, VPN, and unified communications platforms
Deliver secure, high-availability (99.9%+) network services
Monitor availability, performance, and capacity; drive root cause analysis and continuous improvement for network incidents
Establish, promote, and enforce network standards, configuration baselines, change management, and documentation
Lead network elements of site openings, acquisitions, integrations, and cutovers
Manage carrier, managed service provider, and network vendor relationships, contracts, SLAs, and renewals
Define and maintain target-state IT/OT segmentation architecture based on the Purdue Model, NIST SP 800-82, and ISA/IEC 62443
Design, build, and operate the Industrial DMZ and enforce controlled conduits between enterprise and plant networks
Lead plant network assessments, gap analyses, and phased segmentation roadmap across manufacturing sites
Maintain OT network and asset inventories, network diagrams, and data-flow documentation for each plant
Partner with Cyber Security on OT monitoring, secure remote access, SIEM/SOC logging, vulnerability management, incident response playbooks, and tabletop exercises
Collaborate with plant engineering, maintenance, controls integrators, and equipment OEMs on maintenance windows and network changes
Ensure network changes support safety and production continuity
Validate and periodically test network recovery procedures, including OT recovery from ransomware scenarios
Develop, implement, and maintain network security controls; validate controls and recommend process improvements
Support internal and external audits, cyber insurance assessments, and due-diligence reviews
Recommend, develop, and support adherence to Corporate IT standards, policies, and procedures
Lead and assist IT teammates with troubleshooting, problem identification, resolution, communications, and third-party interfacing
Stay current on network, SASE, and OT security technologies, threats, and regulatory developments
Perform other related job duties as requested by management

Requirements

What you’ll need

B.S. in Computer Science, Information Technology, Network Engineering, or related field required; equivalent experience considered
10+ years of enterprise network engineering and operations experience
5+ years in a supervisory or managerial role leading a network team
Minimum 3–5 years of hands-on experience designing, securing, or supporting OT / Industrial Control System (ICS) networks in a manufacturing or industrial environment
Demonstrated experience applying the Purdue Model (Levels 0–5) to design and implement IT/OT segmentation, including an Industrial DMZ
Experience managing a multi-site, global network (WAN/LAN/WLAN) supporting 24x7 manufacturing operations
Expert knowledge of network and data communication protocols, dynamic routing (BGP, OSPF), switching, VLANs, QoS, and high-availability design
Strong experience with SD-WAN and SASE architectures, carrier-managed WAN services, and next-generation firewalls
Working knowledge of enterprise wireless, VPN/ZTNA remote access, network access control, and network monitoring and observability tools
Experience with unified communications and cloud voice platforms (Webex Calling, Microsoft Teams Voice) and video conferencing
Expert understanding of the Purdue Model, including Levels 0–5 and Level 3.5 (IDMZ)
Proven ability to design and implement zones and conduits per ISA/IEC 62443, including Security Level targets and IDMZ service brokering
Working knowledge of industrial protocols and assets including EtherNet/IP, CIP, Modbus TCP, PROFINET, OPC UA/DA, PLCs, HMIs, SCADA, and historians
Experience with OT asset discovery and passive OT threat monitoring platforms such as Claroty, Nozomi Networks, Dragos, Microsoft Defender for IoT, or Armis
Understanding of safety-first, availability-driven OT priorities and consequence-based risk prioritization
Familiarity with secure remote access for OT, including MFA, time-bound, monitored, and logged vendor sessions
Proven ability to lead, mentor, and develop technical staff
Strong project planning, budgeting, vendor management, and documentation skills
Ability to communicate technical risk clearly to executives, plant leadership, engineers, and end users
Cultural sensitivity and ability to support a global user base which may include limited English or English as a second language
Ability to work a flexible schedule, including after-hours change windows and on-call escalation
Ability to travel domestically and internationally
Certifications preferred: CCNP/CCIE or Fortinet NSE 4–7; ISA/IEC 62443 Cybersecurity Certificate/Expert or GIAC GICSP/GRID; CISSP; PMP or equivalent
Fortinet FortiGate/SASE and Cisco/Meraki experience strongly preferred

Benefits

Comp & perks

Medical with a standard PPO plan with deductibles as low as $1,500
Wellness credit up to $750
Free concierge primary care
Voluntary 401k plan currently matching up to 12%
Voluntary dental and vision plans
Free telemedicine services
Basic life coverage
Long-term disability coverage
Short-term disability coverage