Senior Cybersecurity Engineer: Firewall & Zero Trust

Koitecc Solutions; Camp Springs, Northern (MD, KY); Hybrid; USD 125,000 - 170,000; Full time

Job summary

Akumen, Inc. is seeking a Senior Cybersecurity Engineer to design, implement, secure, and maintain enterprise firewall infrastructure supporting federal environments.

The role focuses on firewall architecture, policy management, security hardening, and incident response in high-availability settings. The ideal candidate brings hands-on experience with enterprise firewalls (Palo Alto, Cisco, Fortinet, Check Point, Juniper) and strong knowledge of Zero Trust, network segmentation, VPNs, and

Qualifications

• Bachelor's degree in Cybersecurity, CS, IT, or related field.

Responsibilities

• Design, implement, configure, and maintain enterprise firewall solutions in high-availability production environments.
• Develop, manage, and optimize firewall security policies, ACLs, NAT configurations, VPN tunnels, and network segmentation.
• Perform firewall rule reviews, policy cleanup, and change management while ensuring compliance with organizational security requirements.
• Support implementation of Zero Trust Architecture, micro-segmentation, and secure network access solutions.
• Troubleshoot complex network connectivity and security issues across firewalls, routers, switches, load balancers, and VPN technologies.
• Monitor firewall health, performance, logging, and security events while responding to incidents and vulnerabilities.
• Conduct firewall security assessments, risk analyses, and configuration audits in accordance with NIST, DISA STIGs, and agency security requirements.
• Collaborate with cloud, infrastructure, and application teams to securely integrate enterprise systems and cloud environments.

Skills

Firewall administration

Network security

Zero Trust

VPN technologies

Security compliance

Education

Bachelor's degree in Cybersecurity, CS, IT, or related

Tools

Palo Alto

Cisco Firepower/ASA

Fortinet FortiGate

Check Point

Juniper SRX

Job description

Akumen, Inc. is seeking a Senior Cybersecurity Engineer to design, implement, secure, and maintain enterprise firewall infrastructure supporting federal environments.

The role focuses on firewall architecture, policy management, security hardening, and incident response in high-availability settings. The ideal candidate brings hands-on experience with enterprise firewalls (Palo Alto, Cisco, Fortinet, Check Point, Juniper) and strong knowledge of Zero Trust, network segmentation, VPNs, and