How youll help us Keep Climbing (overview & key responsibilities) As a Senior Network Security Engineer – IT Information Security (Grade 9), you will serve as a technical authority responsible for designing, securing, and evolving hybrid and cloud network security architecture. This role emphasizes macro- and micro-segmentation strategies, protection of east-west and north-south traffic flows, and securing highly adaptive, automation-driven environments while enabling speed to business. You will partner with architecture, cloud engineering, application teams, and governance stakeholders to ensure security controls are scalable, resilient, and aligned with Zero Trust principles. Delta’s IT InfoSec Network Security Team is responsible for: High performing and self-motivated, extensive professional experience in designing, implementing and managing network security solution, and in providing network support. IT support for network segmentation of infrastructure services. IT support to secure Internal, Partner, Vendor, and External connectivity to Delta and Tenant applications across multiple critical data center infrastructures. IT support for firewall hardware and software maintenance, which includes site implementations, inventories, infrastructure planning, preventative maintenance, and break/fix services in data center critical infrastructure.IT support for Enterprise Remote Access Users to align our client edge security technology with and client-based agent on workstations; the team can utilize next-generation technology such as App-ID and User-ID for granular user identification.IT support for reverse proxy hardware and software maintenance, which includes site implementations, inventories, infrastructure planning, preventative maintenance, and break/fix services in data center critical infrastructure. IT support for airport operations mobile connectivity solution, Netmotion, hardware, and software maintenance, which includes site implementations, inventories, infrastructure planning, preventative maintenance, and break/fix services in data center critical infrastructure. Support IT Information Security Department to maintain the integrity and service continuity of the enterprise data and applications Recommending and implementing departmental policy, guidelines, standards, and procedures. Assures compliance with all governing corporate standards and guidelines. Support Enterprise applications and Consumer services are available at 99.999 SLA Key Responsibilities Lead design and implementation of macro-segmentation strategies across enterprise environments. Design and deploy micro-segmentation controls to secure east-west traffic. Secure north-south traffic using next-generation firewall and proxy technologies. Architect and secure AWS networking including VPCs, routing, Transit Gateway or Cloud WAN. Define segmentation policies balancing security, performance, and agility. Drive Zero Trust initiatives and identity-aware access. Implement automation and infrastructure-as-code for policy deployment. Provide senior technical leadership during incidents and migrations. Partner with application teams to understand traffic flows.Mentor junior engineers and act as escalation point.
Benefits and Perks to Help You Keep Climbing Our culture is rooted in a shared dedication to living our values – Care, Integrity, Resilience and Servant Leadership – every day, in everything we do. At Delta, our people are our success. At the heart of what we offer is our focus on Sharing Success with Delta employees. Exploring a career at Delta gives you a chance to see the world while earning great compensation and benefits to help you keep climbing along the way: Competitive salary, industry-leading profit sharing program, and performance incentives401(k) with generous company contributions up to 9New hires are eligible for up to 2-weeks of vacation. This is earned for use in the following vacation year (April 1 – March 31)In addition to vacation, new hires are eligible for up to 56 hours of paid personal time within a 12-month period10 paid holidays per calendar yearBirthing parents are eligible for 12-weeks of paid maternity/parental leaveNon-birthing parents are eligible for 2-weeks of paid parental leaveComprehensive health benefits including medical, dental, vision, short/long term disability and life insurance benefitsFamily care assistance through fertility support, surrogacy and adoption assistance, lactation support, subsidized back-up care, and programs that help with loved ones in all stagesHolistic Wellbeing programs to support physical, emotional, social, and financial health, including access to an employee assistance program offering support for you and anyone in your household, free financial coaching, and extensive resources supporting mental healthDomestic and International space-available flight privileges for employees and eligible family membersCareer development programs to achieve your long-term career goalsWorld-wide partnerships to engage in community service and innovative goals created to focus on sustainability and reducing our carbon footprintBusiness Resource Groups created to connect employees with common interests to promote inclusion, provide perspective and help implement strategiesRecognition rewards and awards through the platform Unstoppable TogetherAccess to over 500 discounts, specialty savings and voluntary benefits through Deltaperks such as car and hotel rentals and auto, home, and pet insurance, legal services, and childcare
What you need to succeed (minimum qualifications) Advanced understanding of network security and segmentation. Hands-on experience with hybrid and AWS environments. Deep knowledge of AWS networking and security services. Experience supporting and managing a remote access SASE solution. Experience with next-generation firewalls.Strong troubleshooting and design skills. Excellent communication skills. Experience with Change Management / ITIL.Consistently prioritizes safety and security of self, others, and personal data. Embraces diverse people, thinking, and styles. Possesses a high school diploma, GED, or high school equivalency. Is at least 18 years of age and has authorization to work in the United States.
What will give you a competitive edge (preferred qualifications) 5–10+ years of enterprise or cloud network security experience. Leadership in segmentation initiatives. Zero Trust or micro-segmentation platform experience. Automation skills (AWS Lambda and Stack Functions). AWS Security or Advanced Networking certifications. PCNSE, PCNSA, or CCNP Security. Experience supporting mission-critical environments.