Network Security Engineer

apply; Alpharetta (GA); On-site; USD 110,000 - 160,000; Full time

Job summary

ADP is seeking a Network Security Engineer to design, deploy, and maintain robust firewall architectures (Cisco ASA, Fortinet, Palo Alto) and monitor security events with Splunk. You will lead vulnerability assessments, tighten security controls, and collaborate with IT teams to align with compliance standards.

Role emphasizes incident response, policy development, and cross-team collaboration to protect critical assets across a dynamic enterprise environment.

Qualifications

• Bachelor's degree or equivalent.
• Proven experience with Cisco ASA, Fortinet, Palo Alto firewalls and configuring firewall rules and policies.
• Strong knowledge of intrusion detection systems and network security principles.
• Experience using Splunk or similar SIEM tools for monitoring and analysis.
• Understanding of TCP/IP, VPNs, and network protocols relevant to security engineering.

Responsibilities

• Design, deploy, and manage Cisco ASA, Fortinet, and Palo Alto firewalls and other network security appliances.
• Monitor network traffic and security alerts using Splunk to detect and respond to potential threats.
• Conduct vulnerability assessments and penetration testing to identify weaknesses and remediate security gaps.
• Develop and maintain security policies, procedures, and documentation in alignment with industry best practices.

Skills

Cisco ASA

Fortinet

Palo Alto

Splunk

Firewall policies

TCP/IP

VPNs

Education

Bachelor's degree or equivalent

Tools

Panorama

FortiManager

Cisco FMC

Job description

ADP is hiring a Network Security Engineer

• Are you empathetic to client needs and inspired by transformation and impacting the lives of millions of people every day?
• Do you enjoy resolving issues and being the go-to person?
• Are you looking tojoin a dynamic, inclusiveteam environmentwith a culture of collaboration and belonging?

Well, this may be the role for you. Ready to design what's next?

In this role, you will play a critical role in safeguarding our organization's digital infrastructure by designing, implementing, and maintaining robust network security solutions. Your expertise will ensure the protection of sensitive data and systems against evolving cyber threats through proactive monitoring and rapid incident response. You will collaborate closely with IT teams to configure and optimize security devices such as Cisco ASA firewalls and intrusion detection systems, ensuring seamless integration and maximum effectiveness. This role demands continuous evaluation of security protocols and the development of strategies to mitigate vulnerabilities and enhance overall network resilience. Ultimately, your efforts will contribute to maintaining a secure and compliant network environment that supports business continuity and growth.

You will design, deploy, and manage Cisco ASA, Fortinet, and Palo Alto firewalls and other network security appliances to protect organizational assets. You will monitor network traffic and security alerts using tools like Splunk to detect and respond to potential threats promptly. You will conduct regular vulnerability assessments and penetration testing to identify and remediate security weaknesses. You develop and maintain security policies, procedures, and documentation in alignment with industry best practices and compliance requirements. You will collaborate with cross-functional teams to implement security enhancements and support incident response activities.

To thrive in this career, you'll have p roven experience working with Cisco ASA, Fortinet, Palo Alto firewalls and configuring firewall rules and policies, coupled with strong knowledge of intrusion detection systems and network security principles. You know how to work with a team to resolve issues in real-time, and are expected to jump in to support those issues at any time. Pace should not scare you. We still find time for a healthy dose of fun.

Learn more about ADP at jobs.adp.com

WHAT YOU'LL DO:

Here’s what you can expect on a typical day:

• We’ll start every day with a scrum, working together to understand responsibilities, identify issues, and communicate coding priorities.
• Collaboration and Communication. You’ll be involved with developers and operations when they need to find a solution quickly. You’ll listen to their needs, find a solution and share it.
• We’re working on products with tech that we’ve never used before. Inevitable challenges will arise, and we’ll rely on you to look for a solution.
• We’re always learning new technologies and for best practices. Knowing what questions to ask is more important than knowing the right answers.

TO SUCCEED IN THIS ROLE:

• You’ll have a Bachelor's degree OR equivalent.
• Proven experience working with Cisco ASA, Fortinet, Palo Alto firewalls and configuring firewall rules and policies.
• Strong knowledge of intrusion detection systems and network security principles.
• Experience using Splunk or similar Security Information and Event Management (SIEM) tools for monitoring and analysis.
• Understanding of TCP/IP, VPNs, and network protocols relevant to security engineering.

Skills:

The required skills such as Cisco ASA, Fortinet, and Palo Alto firewall management and intrusion detection are essential for configuring and maintaining secure network perimeters and detecting unauthorized access attempts. Proficiency with Splunk enables the engineer to analyze vast amounts of security data, identify anomalies, and respond to incidents effectively. Understanding firewall policies and network protocols allows for precise control over traffic flow and threat mitigation. Preferred skills like scripting and automation help optimize routine security tasks, increasing efficiency and reducing human error. Additionally, certifications and cloud security knowledge empower the engineer to adapt to evolving technologies and complex security challenges in a dynamic environment.

Preferred Qualifications:

• Experience supporting cloud-based firewall solutions in AWS, Azure, or OCI.
• Experience with multi-COLO locations globally
• Experience with:
  • FortiManager
  • Panorama
  • Cisco Firewall Management Center (FMC)
• Experience supporting firewall environments across multiple "on prem" data centers and global geographic locations.
• Familiarity with:
  • SIEM platforms
  • Security monitoring tools
  • Configuration management platforms
• Experience with operational automation through PowerShell, Python, or Ansible.
• ITIL or service management experience.

YOU'LL LOVE WORKING HERE BECAUSE YOU CAN:

• Have courageous team collaboration. Courage comes from how associates are willing to have difficult conversations, speak up, be an owner, and challenge one another's ideas to find the best solution.
• Deliver at epic scale. We deliver real user outcomes using strong judgment and good instincts. We're obsessed with the art of achieving simplicity with a focus on client happiness and productivity.
• Be surrounded by curious learners. We align ourselves with other smart people in an environment where we grow and elevate one another to the next level. We encourage our associates to listen, stay agile, and learn from mistakes.
• Act like an owner & doer. Mission-driven and committed to leading change, you will be encouraged to take on any challenge and solve complex problems. No tasks are beneath or too great for us. We are hands-on and willing to master our craft.
• Give back to others. Always do the right thing for our clients and our community and humbly give back to the community where we