Network Security Engineer jobs in United States
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Terabase Energy · 1 day ago

Network Security Engineer

Terabase Energy is focused on enhancing energy solutions, and they are seeking a Network Security Engineer to design, implement, and maintain secure network infrastructures. The role involves developing security policies, monitoring for threats, and collaborating with IT and cybersecurity teams to improve the company's security posture.

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H1B Sponsor Likelynote

Responsibilities

Network Security Design & Engineering
Architect, deploy, and maintain security infrastructure including firewalls, VPNs, IDS/IPS, NAC, and segmentation technologies
Design secure network topologies, including DMZs, Zero-Trust zones, and micro-segmentation
Implement and support security features on enterprise switches, routers, and wireless solutions
Evaluate new technologies and provide recommendations to improve network security
Firewall & Perimeter Security Management
Manage next-generation firewalls (primarily Palo Alto, Cisco Firepower, FortiGate, Check Point)
Configure rule sets, security profiles, threat prevention, URL filtering, SSL decryption, and VPN tunnels
Maintain site-to-site and remote-access VPNs including IKEv1/v2, IPsec, SSL, and S2S failover
Conduct regular firewall audits, cleanup, and policy optimization
Monitoring, Detection, and Incident Response
Monitor network and security logs using SIEM/SOAR tools (e.g., Splunk, Sentinel, Cortex XSIAM)
Identify, investigate, and respond to security incidents and anomalous traffic
Participate in root-cause analysis and develop mitigation strategies
Support threat hunting and continuous security improvement initiatives
Vulnerability & Risk Management
Perform vulnerability assessments for network devices and applications
Coordinate patching cycles with IT and operations teams
Document and track remediation efforts and validate fixes
Conduct security risk assessments on new technologies, vendors, or network changes
Policy, Compliance & Documentation
Develop and maintain security policies, standards, and procedures
Ensure compliance with regulatory frameworks (NIST, ISO 27001, CIS, PCI-DSS, NERC-CIP, IEC-62443)
Maintain detailed network documentation including diagrams, configurations, inventories, and baselines
Follow proper change management, rule review, and peer approval processes
Cloud, Automation & Integrations (Preferred)
Support Checkpoint Harmony or Prisma Cloud deployments (optional but beneficial)
Automate tasks using Ansible, Terraform, or Pan-OS XML API / REST API
Integrate firewalls with logging, PKI, MFA, SD-WAN, or security orchestration tools
Cross-Team Collaboration
Work with network engineers, cloud teams, systems engineers, and DevOps to ensure secure deployments
Provide Tier-3 support for escalated network & network security issues
Participate in change management meetings, architecture reviews, and project planning

Qualification

Network Security EngineeringFirewall ManagementSIEM ToolsVulnerability AssessmentTCP/IPCloud SecurityAutomation & ScriptingSecurity FrameworksAnalytical SkillsCommunication SkillsTeam CollaborationOrganizational Skills

Required

Bachelor's degree in Information Security, Computer Science, or related field (or equivalent experience)
3-7 years of hands-on experience in network security engineering
CCNP Enterprise or equivalent certifications
Strong understanding of TCP/IP, routing/switching, VLANs, VPNs, and Layer 2/3 protocols
Expertise in one or more firewall platforms (Palo Alto, Cisco ASA/Firepower, Fortinet, Check Point)
Experience with IDS/IPS, NAC (Cisco ISE, Aruba ClearPass), and network segmentation
Proficiency with SIEM tools, packet analysis, and log analysis
Solid understanding of security frameworks (NIST CSF, CIS Controls) and regulatory standards

Preferred

Professional certifications such as: PCNSE, Palo Alto ACE, CCNP Security, CCIE Security, CISSP, CEH, GSEC
Experience in: Cloud security: AWS, Azure, GCP
OT/ICS security (ISA/IEC-62443, Purdue Model)
Automation & scripting: Python, Ansible, Terraform
SD-WAN and SASE / ZTNA 2.0 platforms architectures
Strata Cloud Manager / AIOps
Checkpoint Harmony Access deployments
Knowledge of EDR/XDR platforms and SOAR automation

Benefits

Generous time off and holiday policy
Remote flexibility
Flexible time off
Comprehensive benefits package
Career progression
401k match
Stock options
Home office set up allowance
And much more!

Company

Terabase Energy

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Terabase Energy is a web-based tool that reduces cost and deployment timelines by digitalizing the solar power plant.

H1B Sponsorship

Terabase Energy 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 (4)
2024 (1)
2023 (4)
2022 (4)
2021 (6)

Funding

Current Stage
Growth Stage
Total Funding
$205M
Key Investors
SoftBank Vision FundFifth WallSJF Ventures
2025-03-13Series C· $130M
2023-07-15Series Unknown· $25M
2022-08-02Series B· $44M

Leadership Team

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Matt Campbell
CEO & Co-Founder
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Chris Baker
COO (Co-Founder)
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Company data provided by crunchbase