Network Engineer
3B Staffing LLC
Operational Technology (OT) Network Engineer (Mid-Senior Level)
Location: Tulsa, OK (Onsite 3 days/week - local candidates only) candidates within 100 miles of Tulsa but willing to do final onsite lab.
Contract Duration: 12 months, strong likelihood of extension with goal to eventually convert.
Interview Process: First round virtual interview, second round onsite lab.
Work Authorization: USC or Green Card
OT network engineering expertise with strong routing/switching & firewalls, hands-on DMVPN & BGP, network monitoring/operations, deployment & configuration, plus scripting/automation (Python/Ansible) and security compliance knowledge.
Key Responsibilities: Network Monitoring & Operations
Monitor network health, performance, and availability across operational sites
Troubleshoot connectivity and performance issues; respond to alerts promptly
Validate primary and backup communication paths (cellular, satellite, terrestrial)
Analyze logs to identify recurring issues or service degradation
Support incident response and service restoration efforts Configuration & Implementation
Configure, stage, and deploy routers, switches, and firewalls
Execute migrations and device cutovers using standard configuration templates
Support installation of circuits and new network hardware
Perform post-deployment validation and peer reviews
Maintain accurate configuration records and repositories Compliance & Security
Ensure compliance with corporate network and security standards
Review configurations for unauthorized or non-compliant changes
Support audits, patching, and vulnerability remediation
Maintain secure configurations across all network devices
Ensure devices are integrated into authentication, logging, and monitoring systems Documentation & Knowledge Management
Maintain network diagrams, IP address documentation, and configuration records
Develop and update SOPs, deployment guides, and troubleshooting documentation
Contribute to internal knowledge bases
Ensure all changes are documented and version-controlled Collaboration & Communication
Participate in team standups and project planning sessions
Coordinate with engineering, operations, and field teams
Communicate effectively with stakeholders and leadership
Provide regular status updates and progress reports Automation & Continuous Improvement
Develop and utilize automation tools/scripts for deployments and validation
Identify opportunities to streamline repetitive tasks
Support automation workflows (e.g., onboarding, compliance checks)
Assist with lab testing and validation prior to production rollout Required Skills & Experience:
Strong expertise in network engineering fundamentals (routing, switching, firewalls)
Hands-on experience with:
DMVPN and BGP (must-have)
Routers and switching infrastructure
Experience with network monitoring and operations
Configuration, deployment, and implementation experience Additional Technical Skills
Knowledge of network security and compliance practices
Experience with automation/scripting (e.g., Python, Ansible, Nornir, or similar)
Location: Tulsa, OK (Onsite 3 days/week - local candidates only) candidates within 100 miles of Tulsa but willing to do final onsite lab.
Contract Duration: 12 months, strong likelihood of extension with goal to eventually convert.
Interview Process: First round virtual interview, second round onsite lab.
Work Authorization: USC or Green Card
OT network engineering expertise with strong routing/switching & firewalls, hands-on DMVPN & BGP, network monitoring/operations, deployment & configuration, plus scripting/automation (Python/Ansible) and security compliance knowledge.
Key Responsibilities: Network Monitoring & Operations
Monitor network health, performance, and availability across operational sites
Troubleshoot connectivity and performance issues; respond to alerts promptly
Validate primary and backup communication paths (cellular, satellite, terrestrial)
Analyze logs to identify recurring issues or service degradation
Support incident response and service restoration efforts Configuration & Implementation
Configure, stage, and deploy routers, switches, and firewalls
Execute migrations and device cutovers using standard configuration templates
Support installation of circuits and new network hardware
Perform post-deployment validation and peer reviews
Maintain accurate configuration records and repositories Compliance & Security
Ensure compliance with corporate network and security standards
Review configurations for unauthorized or non-compliant changes
Support audits, patching, and vulnerability remediation
Maintain secure configurations across all network devices
Ensure devices are integrated into authentication, logging, and monitoring systems Documentation & Knowledge Management
Maintain network diagrams, IP address documentation, and configuration records
Develop and update SOPs, deployment guides, and troubleshooting documentation
Contribute to internal knowledge bases
Ensure all changes are documented and version-controlled Collaboration & Communication
Participate in team standups and project planning sessions
Coordinate with engineering, operations, and field teams
Communicate effectively with stakeholders and leadership
Provide regular status updates and progress reports Automation & Continuous Improvement
Develop and utilize automation tools/scripts for deployments and validation
Identify opportunities to streamline repetitive tasks
Support automation workflows (e.g., onboarding, compliance checks)
Assist with lab testing and validation prior to production rollout Required Skills & Experience:
Strong expertise in network engineering fundamentals (routing, switching, firewalls)
Hands-on experience with:
DMVPN and BGP (must-have)
Routers and switching infrastructure
Experience with network monitoring and operations
Configuration, deployment, and implementation experience Additional Technical Skills
Knowledge of network security and compliance practices
Experience with automation/scripting (e.g., Python, Ansible, Nornir, or similar)
Vacancy posted 4 days ago
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