Senior Cyber Security Engineer

General Dynamics Information Technology

Cybersecurity Engineer Senior at GDIT supporting security infrastructure for the CMS Center for Clinical Standards and Quality. Administering Cisco security tools and ensuring optimal security posture.

Posted 7/15/2026full-timeRemote • 🇺🇸 United StatesSenior💰 $97,968 - $120,750 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in administering and maintaining Cisco FirePower Threat Defense and related security appliances, with a strong focus on cloud security and threat mitigation strategies. Proficient in configuring security policies, conducting vulnerability assessments, and integrating security solutions to enhance organizational security posture.

Highest-signal resume keywords

Cisco FirePower Threat Defense AdministrationAWS Cloud Security ConceptsIntrusion Prevention Systems ImplementationVulnerability Assessment and AuditingDocumentation and Policy Management

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Cisco FirePower Management CenterPolicy Based RoutingThreat AnalysisDeep Packet InspectionSecurity Rule Sets DesignEvent CorrelationAutomated Threat ResponseSystem Hardening BenchmarksAgile MethodologyMulti-Tasking in Fast-Paced Environments

Soft Skills

Self-MotivatedCollaboration with Cross-Functional Teams

Tools & Technologies

Amazon Web ServicesSplunkSIEM SolutionsSOAR Platforms

Certifications & Qualifications

AWS Certified Security SpecialtyCISSP

Industry Keywords

Zero Trust PrinciplesCloud EnvironmentsSecurity Tools and ServicesOperational TasksCISCO Routers

Tech Stack

Tools & technologies

AWSCloudSplunk

About the role

Key responsibilities & impact

Administer, configure, deploy, and maintain Cisco FirePower Threat Defense (FTD) and SkyHigh Web Gateway appliances across the authorization boundary and enterprise-level environments
Implement advanced intrusion prevention systems (IPS) using CISCO FirePower to identify and block malicious traffic
Implement CISCO routers (CSRs) to do Policy Based Routing (PBR) on all network traffic from the Virtual Private Clouds (VPC)
Design and optimize Security Rule Sets (SRUs) and tailor policies to meet organizational and mission-critical security requirements
Perform threat analysis, event correlation, and deep packet inspection to mitigate emerging cyber threats
Configure and manage Cisco FireSight/FirePower Management Center (FMC) for centralized policy management, event monitoring, and system reporting
Integrate FirePower NGIPS with other security solutions such as SIEM or SOAR platforms to enable automated threat response capabilities
Conduct regular audits and vulnerability assessments within FirePower systems to identify gaps in coverage
Troubleshoot Cisco FirePower appliances for performance issues, ensuring high availability and resilience across the network
Collaborate with cross-functional IT and security teams to optimize firewall configurations and enforce Zero Trust principles
Create and maintain detailed documentation for system configurations, policies, procedures, and operational tasks
Provide technical expertise, guidance, and training to internal teams on Cisco FirePower operations and best practices

Requirements

What you’ll need

5+ years of related experience in maintaining security systems in cloud environments
Experience in Amazon Web Services (AWS) Cloud Environments
Strong background with AWS security concepts, tools, and services
Certification in cloud security, such as AWS Certified Security Specialty, CISSP, or security related discipline (preferred)
Knowledge of system hardening benchmarks such as USGCB & STIG
SEIM experience with Splunk
Ability to work in fast paced environment, self-motivated with a strong ability to work in a multi-tasking and changing environment
Experience working in an Agile environment
Must have documentation history configuring, maintaining, tuning, reporting, remediating from multiple security tools and services

Benefits

Comp & perks

Comprehensive benefits and wellness packages
401K with company match
Full flex work week to own your priorities at work and home
Paid time off that includes vacation, sick, personal, holidays, paid parental, military, bereavement and jury duty leave
15 days of paid leave per calendar year to be used for vacations, personal business, and illness and an additional 10 paid holidays per year
GDIT Paid Family Leave program provides up to 160 hours of paid leave in a rolling 12 month period for eligible employees
Short and long-term disability benefits
Life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance