Security Engineer III (infrastructure Operations)

The Security Engineer III (infrastructure Operations) plays a critical role in safeguarding the organization’s information systems, networks, and critical infrastructure. This role ensures the confidentiality, integrity, and availability of corporate assets by participating in all areas of information and network security, including intrusion detection, incident response, vulnerability management, application security, and compliance with corporate security policies. The engineer is responsible for implementing, operating, and continuously improving a variety of enterprise security technologies—such as DLP, Antivirus, IPS/IDS, Endpoint Protection, Database Activity Monitoring, and Web Application Firewalls. This position acts as a technical authority across Security Engineering, Network Engineering, and Security Operations, partnering with cross-functional teams, internal clients, and external stakeholders. The role supports both strategic initiatives and daily operational security needs to maintain a secure, resilient, and compliant environment. It contributes directly to strengthening the organization’s security posture, improving processes, leading or participating in incident response, and enabling secure business operations.

Responsibilities

Safeguarding the organization’s information systems, networks, and critical infrastructure; Ensuring confidentiality, integrity, and availability of corporate assets; Participating in intrusion detection, incident response, vulnerability management, application security, and compliance; Implementing, operating, and continuously improving enterprise security technologies such as DLP, Antivirus, IPS/IDS, Endpoint Protection, Database Activity Monitoring, and Web Application Firewalls; Designing, building, testing, and deploying new security technologies and developing operational documentation and runbooks; Evaluating, recommending, integrating, and automating security tools and processes; Conducting security risk assessments, exposure analyses, and security architecture reviews; Producing security reports for senior stakeholders; Analyzing network security elements and architectural designs; Monitoring and managing networks, systems, and infrastructure for attacks, malware, intrusions, and vulnerabilities; Supporting security audits, compliance reviews, and risk-management activities; Participating in or leading incident response activities and providing rotational after-hours on-call support; Developing and maintaining cybersecurity policies, procedures, and controls; Conducting security assessments and penetration tests; Investigating, containing, and remediating cybersecurity incidents; Providing cybersecurity training to employees; Staying current on emerging threats, trends, and best practices.

Requirements

Bachelor’s degree in Computer Science, Information Systems, or related field, or equivalent experience; 5+ years of hands-on Security Engineering, Security Planning, or Security Operations experience; 2+ years of network administration/engineering experience and 2+ years of system administration experience; Advanced knowledge of security technologies with experience operating in medium to complex computing environments; Hands-on experience with two or more enterprise security technologies, such as IPS/IDS, VPNs (SSL/IPsec), firewalls, NAC, Windows/Linux OS, packet inspection, or directory services (LDAP/AD); Strong understanding of network architecture and concepts, including routing, switching, DNS, DHCP, subnetting, and security dependencies across server/VM environments; Experience implementing security technologies, conducting risk assessments, and integrating security controls into operational frameworks.

Nice to have

Professional security certifications such as Security+, CISSP, CISSP-ISSAP, or SANS; Experience with endpoint security solutions (EDR, AV, DLP) and web filtering tools (e.g., Palo Alto, Forcepoint, Sophos); Strong technical documentation skills (e.g., reports, proposals, SOWs, white papers); Ability to work independently with minimal supervision while managing multiple tasks in a team environment.

Benefits

Comprehensive medical/dental coverage; Generous PTO; Education assistance; Annual merit increase eligibility; Growth-focused work environment