Cyber Security Engineer

Cyber Systems Engineer - Cyber Tools Development Position Summary As a Cyber Systems Engineer, you will architect, engineer, and enhance advanced cyber capabilities across a large-scale enterprise environment. This role focuses on designing and building cyber tools, strengthening endpoint defenses, and integrating security technologies into complex DoD infrastructures. You will drive innovation across the cyber ecosystem by developing scalable, resilient, and automated security solutions that protect mission-critical assets. This position supports the CITS contract for USCENTCOM and is based in Tampa, Florida. It is a high-impact engineering role responsible for advancing endpoint security posture, optimizing cyber tool performance, and ensuring the reliability of security services across more than 15,000 enterprise endpoints. Key Responsibilities Cyber Tool & Security Architecture Engineering Design, architect, and engineer advanced cyber tools and endpoint security capabilities across enterprise DoD environments. Lead the engineering and deployment, building and maintaining Cyber tools: Trellix Trellix- HX Fortra Application Control (Solidcore) Develop scalable architectures that ensure high availability, resiliency, and performance across 19+ ePolicy Orchestrator (ePO) servers. Systems Integration & Advanced Engineering Integrate cyber tools with enterprise systems, networks, and mission applications. Engineer end-to-end lifecycle solutions—from design and modeling to integration, testing, and sustainment. Perform advanced systems design work including logic design, I/O design, and digital systems engineering. Cyber Operations Engineering & Troubleshooting Conduct deep-dive analysis and troubleshooting of complex endpoint security issues. Engineer permanent solutions using advanced diagnostic tools and methodologies. Develop and enforce security policies, compliance configurations, and hardened endpoint baselines. Automation, Scripting & Infrastructure as Code Build automation solutions using PowerShell, Python, or similar languages to streamline cyber tool management. Create and maintain Infrastructure as Code (IaC) using DSC or Puppet to support provisioning and configuration of security infrastructure. Enhance CI/CD pipelines to support continuous delivery of cyber capabilities. Security Hardening, Resiliency & Continuity Engineer backup, redundancy, and disaster recovery strategies for endpoint security infrastructure. Develop innovative methods to improve operational efficiency, scalability, and cyber resilience. Documentation, Reporting & Knowledge Sharing Produce detailed engineering documentation, system diagrams, and security reports. Provide technical guidance, mentorship, and specialized training to junior engineers and administrators. Support large-scale security exercises, vulnerability assessments, and readiness events. Required Qualifications BA/BS or equivalent experience 8-12 years of experience in cyber engineering or endpoint security engineering DoD 8140/8570-compliant certification Active TS/SCI clearance Required Technical Skills Expertise designing and engineering enterprise endpoint security solutions (ENS, DLP, MA, RSD, PA, Solidcore). Strong experience administering and troubleshooting ePolicy Orchestrator (ePO). Advanced understanding of cyber threats, mitigation strategies, and endpoint security best practices. Proficiency in PowerShell or similar scripting languages. Strong knowledge of DoD cybersecurity policies, compliance frameworks, and enterprise security standards. Desired Skills Experience engineering endpoint security architectures for USCENTCOM or similar military networks. Familiarity with vulnerability management tools and methodologies. Ability to lead technical initiatives and mentor junior engineers. ITIL 4 Foundation certification. Travel Up to 10% travel, including potential OCONUS support for

USCENTCOM

exercises. Cyber Systems Engineer - Cyber Tools Development Position Summary As a Cyber Systems Engineer, you will architect, engineer, and enhance advanced cyber capabilities across a large-scale enterprise environment. This role focuses on designing and building cyber tools, strengthening endpoint defenses, and integrating security technologies into complex DoD infrastructures. You will drive innovation across the cyber ecosystem by developing scalable, resilient, and automated security solutions that protect mission-critical assets. This position supports the CITS contract for USCENTCOM and is based in Tampa, Florida. It is a high-impact engineering role responsible for advancing endpoint security posture, optimizing cyber tool performance, and ensuring the reliability of security services across more than 15,000 enterprise endpoints. Key Responsibilities Cyber Tool & Security Architecture Engineering Design, architect, and engineer advanced cyber tools and endpoint security capabilities across enterprise DoD environments. Lead the engineering and deployment, building and maintaining Cyber tools: Trellix Trellix- HX Fortra Application Control (Solidcore) Develop scalable architectures that ensure high availability, resiliency, and performance across 19+ ePolicy Orchestrator (ePO) servers. Systems Integration & Advanced Engineering Integrate cyber tools with enterprise systems, networks, and mission applications. Engineer end-to-end lifecycle solutions—from design and modeling to integration, testing, and sustainment. Perform advanced systems design work including logic design, I/O design, and digital systems engineering. Cyber Operations Engineering & Troubleshooting Conduct deep-dive analysis and troubleshooting of complex endpoint security issues. Engineer permanent solutions using advanced diagnostic tools and methodologies. Develop and enforce security policies, compliance configurations, and hardened endpoint baselines. Automation, Scripting & Infrastructure as Code Build automation solutions using PowerShell, Python, or similar languages to streamline cyber tool management. Create and maintain Infrastructure as Code (IaC) using DSC or Puppet to support provisioning and configuration of security infrastructure. Enhance CI/CD pipelines to support continuous delivery of cyber capabilities. Security Hardening, Resiliency & Continuity Engineer backup, redundancy, and disaster recovery strategies for endpoint security infrastructure. Develop innovative methods to improve operational efficiency, scalability, and cyber resilience. Documentation, Reporting & Knowledge Sharing Produce detailed engineering documentation, system diagrams, and security reports. Provide technical guidance, mentorship, and specialized training to junior engineers and administrators. Support large-scale security exercises, vulnerability assessments, and readiness events. Required Qualifications BA/BS or equivalent experience 6+ years of experience in cyber engineering or endpoint security engineering DoD 8140/8570-compliant certification Active TS/SCI clearance Required Technical Skills Expertise designing and engineering enterprise endpoint security solutions (ENS, DLP, MA, RSD, PA, Solidcore). Strong experience administering and troubleshooting ePolicy Orchestrator (ePO). Advanced understanding of cyber threats, mitigation strategies, and endpoint security best practices. Proficiency in PowerShell or similar scripting languages. Strong knowledge of DoD cybersecurity policies, compliance frameworks, and enterprise security standards. Desired Skills Experience engineering endpoint security architectures for USCENTCOM or similar military networks. Familiarity with vulnerability management tools and methodologies. Ability to lead technical initiatives and mentor junior engineers. ITIL 4 Foundation certification. Travel Up to 10% travel, including potential OCONUS support for

USCENTCOM

exercises. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

April 7, 2026 For U.S.

Positions:

While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $107,900.00 - $195,050.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. For more information, visit www.

Leidos.com. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here. Securing Your Data Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to spam.leidos@leidos.com. Commitment and Diversity All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.