About this opportunity
General Dynamics Information Technology, Inc. lists this Sr Cloud Security Engineer opportunity in rockville, Maryland. Review the employer’s description below for duties, qualifications and application requirements.
Job description
Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: NACI (T1) Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Amazon Web Services (AWS) Security, AWS Network Firewall, AWS Web Application Firewall (WAF), Network Security, Security Engineering Certifications: None Experience: 5 + years of related experience US Citizenship Required: No Job Description: GDIT is seeking an experienced Senior Cloud Security Engineer to design, implement, operate, and continuously improve security infrastructure across on-premises data centers and AWS environments supporting business and critical scientific workloads. The ideal candidate is a hands-on engineer with strong expertise in AWS security, Palo Alto Networks firewalls, hybrid-cloud security architecture, Infrastructure as Code (IaC), and security automation. This role operates across both architecture and implementation - from defining security patterns and policies to configuring infrastructure, troubleshooting complex issues, and automating security operations. This role is mostly remote, but must be within commuting distance to Rockville, MD for occasional onsite requirements.
RESPONSIBILITIES
Cloud & Network Security · Design and implement security controls for AWS multi-account and hybrid-cloud environments.
Deploy and manage AWS security capabilities, including Network Firewall, WAF, Shield, Security Groups/NACLs, GuardDuty, Security Hub, CloudTrail, Config, IAM/Identity Center, KMS, VPC, and Transit Gateway controls.
Design secure connectivity, segmentation, and security boundaries between AWS and on-premises environments.
Design, deploy, manage, and optimize Palo Alto Networks next-generation firewalls, including security policies, NAT, routing, VPN, application controls, threat prevention, and URL filtering.
Manage firewall high availability, upgrades, lifecycle, capacity, and policy optimization.
Security Architecture & Automation
Develop secure, resilient architectures spanning AWS and on-premises infrastructure using defense-in-depth and Zero Trust principles.
Modernize environment to leverage Infrastructure as Code using technologies such as Terraform.
Automate security operations, compliance reporting, configuration management, and policy enforcement using APIs, scripting, DevSecOps tooling, and AI-assisted engineering tools.
Support security controls and evidence mapping aligned with frameworks such as NIST 800-53/800-171, FedRAMP, and FISMA.
Evaluate existing security architectures and identify improvements in security, resiliency, scalability, performance, and operational efficiency.
Operations & Incident Response
Troubleshoot complex cloud, network, firewall, and application-connectivity issues.
Support security incidents, production outages, and root-cause analysis.
Develop monitoring, logging, alerting, dashboards, runbooks, and engineering standards.
Perform performance tuning, capacity planning, and security infrastructure lifecycle management.
Participate in on-call or escalation support as required.
QUALIFICATIONS
Required
Bachelor's degree and 5+ years of hands-on cloud security engineering experience (or, 8+ years of of experience in cloud security engineering in lieu of degree)
Demonstrated experience designing, deploying, managing, and troubleshooting AWS security services and Palo Alto Networks firewalls.
Experience securing hybrid on-premises/AWS environments.
Experience with Infrastructure as Code, scripting and security automation.
Strong understanding of networking and security fundamentals, including TCP/IP, DNS, HTTP/HTTPS, network segmentation, VPNs, TLS/PKI, encryption, IAM, Zero Trust, and threat detection/prevention.
Experience troubleshooting complex security and network issues.
Must be able to obtain and maintain a Public Trust.
Preferred
Experience with Palo Alto Panorama, Prisma Cloud, and/or related Palo Alto technologies.
Experience implementing centralized AWS security architectures in multi-account environments.
Experience with Terraform, Ansible, Python, Bash, APIs, or other infrastructure/security automation technologies.
Experience integrating security controls with SIEM/SOAR platforms.
Experience with CI/CD pipelines and DevSecOps security practices.
Experience with container/Kubernetes security and vulnerability management.
Experience implementing security and compliance controls aligned with NIST, FISMA, FedRAMP, or similar frameworks.
Experience using LLMs, AI agents, or generative AI tools to automate engineering, security, or compliance workflows.
Palo Alto Networks (e.g., PCNSE) and/or AWS security/architecture certifications, or equivalent practical experience.
Ability to independently own and resolve complex technical problems.
Salary
The likely salary range for this position is $124,093 - $149,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.
Schedule and Work Details
Scheduled Weekly Hours: 40 Travel Required: Less than 10% Telecommuting Options: Hybrid Work Location: USA MD Rockville Additional Work Locations:
Total Rewards at GDIT
Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match.
To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.
To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available.
We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.
Identity Verification Process
As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.
About Our Work
We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.
Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans Opportunity Owned From working with technologies like AI, cyber and cloud to careers in intelligence and health, we offer endless opportunities to apply your expertise to create a safer, smarter world.
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Worksite address
rockville, MD, 20849, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.