Senior Cybersecurity Engineer
AI summary of the role
Senior Cybersecurity Engineer role supporting the National Geospatial-Intelligence Agency (NGA) on a long-term contract.
No longer in the current catalog. Last included 2026-09-09. Check the employer’s posting for availability.
What you’ll do
- Architect, design, build, configure, and deploy on-premises and cloud-based cybersecurity infrastructure on Windows and Linux.
- Engineer cybersecurity solutions using AWS services (EC2, EBS, ELB, S3, RDS) and provision AMIs.
- Develop and maintain architecture diagrams and roadmaps for capabilities, operations, and technologies.
- Coordinate with stakeholders and external assessors to facilitate security assessments and authorization processes.
What you’ll bring
- 6+ years related technical experience in network/cybersecurity engineering with large-scale enterprise/global networks in a DoD environment.
- Deep expertise in one of: Network Detection and Response (Vectra, Extrahop, Corelight), Endpoint Detection and Response (Carbon Black, CrowdStrike Falcon, Microsoft Defender), Next-Generation Firewalls (Palo Alto, Juniper, Cisco), Intrusion Detection/Prevention Systems (Cisco Firepower), F5 platforms, or email/web security gateways (Proofpoint, Cisco).
- Strong technical background in cloud infrastructure, security principles, compute, storage, and transport.
- Expertise in Windows and Linux server operating systems.
Technologies
Vectra · Extrahop · Corelight · Carbon Black · CrowdStrike Falcon · Microsoft Defender · Palo Alto · Juniper · Cisco Firepower · F5 · Proofpoint · AWS EC2
About CACI
Delivers cleared mission technology, cyber, IT modernization, and engineering expertise for U.S. defense, intelligence, and federal civilian agencies.
Public · 5000+ people
Source and classification
Internal deployment & tooling · Evidence for this classification:
Job Title: Senior Cyber Security Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Opportunity: TCS offers a long-term contract opportunity supporting the National Geospatial-Intelligence Agency’s (NGA). Our team of talented Network and Cybersecurity professionals help design, develop, procure, implement, operate/sustain, and enhance NGA networks and cybersecurity posture in support of national security. Joining the TCS Team means working with truly cutting-edge technologies, on high performing cyber engineering teams, and benefiting from accelerated professional growth! In this Senior role you'll get to: Architect, Design, Build, Configure, and deploy on-premises and cloud-based cybersecurity infrastructure and applications running
More from the job description
Job Title: Senior Cyber Security Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Opportunity: TCS offers a long-term contract opportunity supporting the National Geospatial-Intelligence Agency’s (NGA). Our team of talented Network and Cybersecurity professionals help design, develop, procure, implement, operate/sustain, and enhance NGA networks and cybersecurity posture in support of national security. Joining the TCS Team means working with truly cutting-edge technologies, on high performing cyber engineering teams, and benefiting from accelerated professional growth! In this Senior role you'll get to: Architect, Design, Build, Configure, and deploy on-premises and cloud-based cybersecurity infrastructure and applications running on Windows and Linux operating systems Engineer and implement cybersecurity solutions leveraging cloud services such as EC2, EBS, ELB, S3, and RDS. Provision AMIs, perform software installations, troubleshooting and maintenance. Assist with research and implementation of enterprise-wide cybersecurity solutions/capabilities/enhancements to support customer business/mission goals and objectives. Evaluate and recommend changes and/or technology upgrades to address performance, standardization and [... source excerpt omitted ...] information for hardware and software selection, implementation techniques, and tools for the most efficient solution to meet business needs, including present and future capacity requirements. Responsibilities: Represent customer requirements in technical exchanges with other government agencies. Develop and maintain architecture diagrams. Develop and maintain a road map for capabilities, operations, and technologies. Assist with development and execution of test plans and supporting documentation of all network configuration upgrades, additions or revisions for customer approval before implementation. May serve as a team or task lead. Coordinate with stakeholders and externa [... source excerpt omitted ...] re of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our l
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