Senior Network Engineer

Senior Network Engineer - Network Security


Location: Tallahassee, FL 32399

Work Arrangement: 100% onsite; telework is not authorized

Interview: Microsoft Teams or in person, at the hiring manager's discretion

Job Summary


Client is seeking a Senior Network Engineer to design, implement, secure, and support enterprise network infrastructure. This role emphasizes firewall administration, network security, VPNs, cloud networking, incident resolution, and NIST-aligned security practices. The engineer will support technology integration and modernization projects while providing technical guidance to IT teams.

Key Responsibilities


Configure and administer Palo Alto and Check Point firewalls and GlobalProtect VPNs , including access rules, security policies, deployments, and rule migrations.


Design and support LAN/WAN, routing and switching, wireless networks, internet connectivity, cloud connectivity, and data center infrastructure.


Develop secure network architectures and segmentation strategies to protect critical systems and limit lateral movement.


Configure cloud network security controls and monitor network traffic, logs, alerts, and performance.


Investigate and resolve complex network and security incidents using packet analysis, monitoring tools, and root-cause analysis.


Conduct security risk assessments, identify vulnerabilities, and coordinate remediation.


Develop and maintain NIST-aligned security policies , configuration standards, and operational procedures.


Maintain network diagrams, IP addressing plans, VLAN documentation, firewall rules, access controls, and disaster recovery requirements.


Evaluate emerging technologies and lead technical assessments and proof-of-concept activities.


Collaborate with cybersecurity, application, database, cloud, and infrastructure teams throughout the project lifecycle.


Prepare security metrics, dashboards, risk reports, and recommendations for management.


Provide technical leadership and mentor junior network and security staff.

Required Qualifications


Bachelor's degree in Computer Science, Information Systems, or a related field, or equivalent work experience .


Typically 5-10 years of combined IT and security experience , with broad exposure to enterprise technology environments.


3-5 years of experience with information security tools based on NIST standards .


Strong hands-on knowledge of enterprise networking, routing and switching, firewalls, VPNs, network segmentation, and cloud networking.


Experience with security monitoring, incident response, vulnerability management, authentication, access controls, and disaster recovery.


Ability to troubleshoot complex network and security issues and deliver secure, resilient infrastructure solutions.


Experience using diagramming tools to document infrastructure layouts.


Strong communication, documentation, problem-solving, customer service, and collaboration skills.

Preferred Qualifications


Experience with Palo Alto or Check Point next-generation firewalls .


Certifications such as PCNSE, CISSP, CCNP, or CCIE .