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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Cybersecurity Engineer - **Company:** Frontier Airlines - **Location:** Denver, CO, United States - **Experience:** Experienced - **Salary:** $100,104.0 - $132,870.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Amazon Web Services, Proxy Servers, Application Firewall, Software System Penetration Testing, Microsoft Azure, Client Server Models, Software as a Service, Cloud Computing, Cloud Computing Security, Configuration Management, CompTIA Security+, Cyber Security, Information Systems, Computer Networks, Computer Forensics, Information Leak Prevention, DDoS Mitigation, Digital Forensics, Disaster Recovery, Microsoft Exchange Server, Information Technology Audit, Internet Security, Intrusion Detection and Prevention, Virtual Private Networks (VPN), Information Systems Security Architecture Professional, Network Security, Network Troubleshooting, Microsoft Security Essentials, Network Architecture, Wireless Security, Network Forensics, Network Segmentation, Packet Analyzer, Network Administration, Network Protocols, Nmap, PCI Data Security Standards, Comptia Pentest+ CE, Security Software, Service Pack, Security Information and Event Management, Software Engineering, Wireshark, Software Vulnerability Management, Web Applications, EndPointSecurity, Wi-Fi Technology, Network Routing, Computer Networking Systems, Network Access Control, Cloud Platform System, Office365, System Availability, Software Security, Cyber Threat Analysis, Firewalls (Computer Science), Guidewire PolicyCenter, Web Content, Ethereal, Information Technology, Nessus, Splunk, SentinelOne Expertise, Cisco, Qualys, Security Orchestration, Automation & Response, Vulnerability Analysis - **Published:** September 2, 2026 - **Apply:** https://www.careerbuilder.com/job-details/engineer-cybersecurity-denver-co--1ee9421b-513e-44cb-b43d-f5bbb1c6dc37 ## About the Role * Bachelor's degree in computer science, technology, or equivalent combination of education and relevant experience (required). * 6+ years cybersecurity operations and/or engineering experience required. * 4+ years in security engineering with hands-on experience with enterprise cybersecurity product type: EDR (SentinelOne, Crowdstrike, or Cylance) (required). * 4+ years in security engineering with hands-on experience with enterprise cybersecurity product type: Secure Email Gateway (Mimecast, Proofpoint, or Office365 Exchange) (required). * 4+ years in security engineering with hands-on experience with enterprise cybersecurity product type: Vulnerability Management (Nessus, Qualys, or Rapid7) (required). * 4+ years in security engineering with hands-on experience with enterprise cybersecurity product type: (SIEM (Splunk, Rapid7, or LogRhythm) (required). * 3+ years of enterprise firewall administration or auditing experience (required). * Industry cybersecurity certification: CompTIA: Security+ or Pentest+, CEH, CISSP, OCSP, SANS: GCIH or GSEC, CISSP, ISACA: CISA or CISM, Security+, SSCP, or CCNA (required, or willing to attain within 3 months of start date). * Hands-on Cloud cybersecurity design and implementation (Azure/AWS) (required) * Design and implementation of security controls including experience in applying security framework methodologies; to include NIST, Cloud (CSA), wired, and wireless security principles (required) * Experience with Wireshark and NMAP (required) * Experience with URL Filtering/Web Proxy management and troubleshooting (required) * PCI-DSS or other security compliance environment experience (highly desirable) Knowledge, Skills and Abilities * Proficient in troubleshooting network/system related issues and effectively manage components in a production environment. * Strong understanding of attack vectors, common intrusion techniques, threat intelligence, application/host/network security hardening, micro-segmentation, network access control, networking protocols, and enterprise risk management concepts. * Ability to troubleshoot security, networking, client server, Wi-Fi, and VPN issues. * Ability to maintain an understanding of industry trends and stay abreast of current vulnerabilities and security concerns, understanding their impact on the organization. * Expert knowledge of enterprise firewall management and deployment. * Broad and thorough knowledge of enterprise security systems and devices. * Proficient in deploying and managing complex Cloud infrastructures (Azure/AWS). * Knowledgeable in penetration testing and vulnerability assessments and remediation. * Proficient in network traffic and packet analysis. * Demonstrable experience working with configuration management/automation tools. * Ability to remain organized and to elicit cooperation from a wide variety of internal team members and 3rd party providers. * Work calmly and methodically under pressure and against tight deadlines. * Able to accurately estimate level of effort and deliver projects within scheduled commitments. * Ability to quickly learn new systems, devices, and methodologies. * Excellent written and verbal communication skills, including the ability to write detailed technical documents. * Willing to work more than 40 hours and some weekends. * Willing to do On-Call rotation for after hours and weekend support. * Communicates clearly and effectively. * Manages time efficiently and multi-tasks effectively. * Exceptional customer service skills. Equipment Operated Laptop endpoint running Windows and a variety of cybersecurity applications and commercial tools., Light physical effort required by handling objects up to 20 pounds occasionally and/or up to 10 pounds frequently., Administrative Skills, Aircraft Piloting, Amazon Web Services (AWS), Analysis Skills, Application Hosting, Applications Security, Architectural Analysis, Auditing, Automation, Business Continuity Planning (BCP), Business Model, CCNA - Cisco Certified Network Associate, CISA - Certified Information Systems Auditor, CISM - Certified Information Security Manager, CISSP - Certified Information Systems Security Professional, Car Rentals, Cellular Telephone, Change Control, Cloud Computing, Communication Skills, CompTIA - Computing Technology Industry Association, CompTIA Security+, Computer Forensics, Computer Science, Computer Security, Configuration Management, Customer Escalations, Customer Support/Service, Customer/Consumer Behavior, Denial of Service (DoS), Disaster Recovery, Email Security, Engineering, Enterprise Protection, Environmental Compliance, Equal Employment Opportunity (EEO), Firewall Administration, Firewalls, GCIH - GIAC Certified Incident Handler, GSEC - GIAC Security Essentials Certification, Genetics, High Availability, ISACA (Information Systems Audit and Control Association), Identify Issues, Incident Management, Incident Response, Industry/Trade Analysis, Internet Application, Internet Security, Laptop PC, Leadership, Loss Prevention, Maintain Compliance, Maintenance Services, Microsoft Exchange Server, Microsoft Windows Azure, Microsoft Windows Operating System, Multitasking, NMap, Nessus, Network Access Control (NAC), Network Administration/Management, Network Performance/Analysis, Network Protocols, Network Routing, Network Security, Network Systems, Network Traffic Analysis, Nonprofit, On Call, Operational Strategy, Organizational Skills, PCI-DSS, Penetration Testing, Philosophy, Presentation/Verbal Skills, Pricing, Product/Service Launch, Production Systems, Project Schedule, Regulatory Compliance, Restaurant, Risk Management, SSCP - Systems Security Certified Practitioner, Sarbanes-Oxley Act (SOX), Security Attacks, Security Compliance, Security Information and Event Management (SIEM), Security Infrastructure, Security Monitoring, Software Engineering, Software Patches, Splunk, Systems Administration/Management, Technical Leadership, Technical Support, Technical Writing, Technical/Engineering Design, Testing, Time Management, Travel Industry, VPN (Virtual Private Network), Vehicle Fleets, Wi-Fi, Willing to Travel, Wireshark (Ethereal), Writing Skills ## Description The Cybersecurity Engineer will be part of a Cybersecurity team that assesses, designs, implements, troubleshoots, and supports the cybersecurity posture of Frontier's network infrastructure. The Cybersecurity Engineer will report to the Manager of Cybersecurity Architecture & Engineering, enabling cybersecurity design and implementation efforts to protect Frontier's network and systems against cyber-attacks and data breaches. The Cybersecurity Engineer is responsible for providing technical input on projects for Frontier's on-prem and cloud environments. The Engineer is responsible for planning, implementing, maintaining, and supervising cybersecurity controls, practices, and infrastructure., * Research, design, and deploy resilient, reliable, and scalable security controls for IT/business projects. * Provide technical leadership in designing, implementing, testing, and rolling out of cybersecurity solutions and/or cyber controls in IT/Business projects. * Collaborate with the IT team to deliver a secure, resilient, and reliable infrastructure environment. * Participate in and contribute to identification of cybersecurity tools and systems, business continuity planning, and disaster recovery efforts. * Provide platform support for cybersecurity technologies include but are not limited to: Data Loss Prevention (DLP), Security Incident Event Management (SIEM), Brand Monitoring, Threat Intelligence, User Behavior Analytics, File Integrity Monitoring, Firewall Analyzer, DDoS Mitigation, Secure Internet Access/Web Content Filters, Endpoint Detection & Response, Vulnerability Management, Security Hardening, SOAR-Orchestration, Cloud Security Platforms, and Secure Email Gateway. * Ability to secure storage, web, application, networking components in Cloud environments (Azure and AWS). * Support cybersecurity service management request queue (incidents/service requests) * Support and contribute to change control and change approval board functions. * Support design, maintenance, and analysis of the network architecture to protect against cybersecurity threats and exposed vectors. * Execute and improve core functions of incident response including threat detection/prevention, detection engineering, incident response, security monitoring, and digital forensics. * Support cybersecurity incident response efforts, handling escalations with Cybersecurity Operations and managed service providers. * Assess vulnerabilities and threats to the network, evaluate available security processes and technologies and make recommendations to management and business partners. * Support patch and vulnerability management program efforts (such as: vulnerability read-outs, solution analysis, technical direction in administrator breakout sessions) * Research latest security threats, cybersecurity standards/frameworks, and vulnerabilities to assess the organizations threat landscape. * Provide regular status updates to leadership on ongoing projects, maintenance, and systems support. * Assist in efforts to maintain compliance with PCI-DSS, TSA, SOX, and other external/internal compliance requirements. * Provide cybersecurity expertise in evaluation of 3rd party vendor risk management reviews. * Participate in "on-call" rotations requiring night and weekend availability as scheduled, provide additional availability 24/7, when necessary., General Direction: The incumbent normally receives little instruction on day-to-day work and receives general instructions on new assignments. ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) - [Your Infrastructure Is Not a Playground: AI Agents for Infra Done Right](https://www.wearedevelopers.com/videos/2084-your-infrastructure-is-not-a-playground-ai-agents-for-infra-done-right) - [Checkmate: 5 Real Incidents That Can End a Software Company](https://www.wearedevelopers.com/videos/100126-checkmate-5-real-incidents-that-can-end-a-software-company) ## Related Articles - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Understanding and Mitigating Common Web Vulnerabilities](https://www.wearedevelopers.com/magazine/565-understanding-and-mitigating-common-web-vulnerabilities) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)