Leidos · 18 hours ago
Defensive Cyber Solution Architect
United States
Full-time
Remote
Senior Level, Lead/Staff
$154K/yr - $278K/yr
15+ years expLeidos is a leading technology solutions provider, currently seeking a Senior Cyber Security Solution Architect specializing in Defensive Cyber Operations. The role involves architecting and designing cybersecurity solutions for federal agencies and the Department of Defense, mentoring technical staff, and leading proposal efforts while staying updated on cybersecurity policies and technologies.
ComputerGovernmentInformation ServicesInformation TechnologyNational SecuritySoftware
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Serve as a lead technical architect across the new business pursuit lifecycle and within an integrated growth team, including proposal, capture, and business development activities on key capture opportunities
Mentor and coach other technical staff
Provide end-to-end thought leadership across proposal responses that include elements such as technical solution, partners, staffing, implementation schedule, and BOE
Provide technical writing capabilities in the development of technical artifacts, white papers, statements of work, briefings, and proposals, etc
Support customer meetings to understand customer requirements and provide solution presentations to the customer
Lead responses to customer RFI’s, White Papers and RFPs leveraging Leidos and Partner solutions and collaborating with other experts in the field
Work with teaming partners and product vendors to develop technical solutions, integration of teaming partners’ capabilities, and pricing strategies, etc
Work with engineering staff to extract information in a structured process to create winning technical solutions for proposals
Support the startup of our winning proposals
Stay up-to-date on evolving cyber security policies and federal industry standards and mandates
Design, develop and potentially deploy AI and machine learning models for cybersecurity applications
Design data management frameworks for efficiently processing and analyzing large datasets, ensuring scalability and performance
Qualification
Required
Typically requires Master's (15-20 years) in relevant experience. Additional years experience may be used in lieu of degree
7+ years leading technical teams and managing proposal efforts
Strong communication skills, especially with executive leadership
Expertise in IT systems engineering, architecture, and project management
Expertise in proposal development and leading large proposals valued at over $1B
8570 IASAE II (CASP+ CE, CISSP (or Associate), CSSLP)
Eligible for DoD Secret clearance
Recognized Subject Matter Expert in cyber operations, including both offensive and defensive cyber operations on government contracts
Viewed as a Subject Matter Expert within the field by peers within and outside the organization
Expertise in large-scale data architecture, data analytics, and data pipelines
Proficiency in security tools, technologies, and methodologies (e.g., SIEM, IDS/IPS, firewalls, etc.)
Strong understanding of AI and machine learning algorithms, with hands-on experience in applying these technologies to security operations
Practical experience operationalizing MITRE ATT&CK
Worked in, operated, and or lead a 24/7 Network Security Operations Center (NOSC) or Security Operations Center (SOC) for Federal Government
Preferred
Proven experience as an Operations Manager, leading Security Operations teams in commercial or federal environments
Deep knowledge of advanced technologies and the ability to inject new technological advancements into operations
Experience estimating technical and operational costs and managing IT project delivery, developing a Basis of Estimate (BOE)
Ability to evaluate business impacts of proposed changes to technical solutions or enterprise operations
Track record of driving business growth by innovating and introducing new technologies to existing programs
Strong communication with senior leadership on strategic matters
ITIL Foundations certification
Leadership, program management, business development, conflict management, mentoring, negotiation, problem-solving, and team building
Familiarity with federal policies affecting critical infrastructure and the federal civilian enterprise (FCEB), State Local Tribal Territorial (SLTT) and 16 Critical Infrastructure sectors to include (OMB, PDD, EO, etc)
Telecommute-friendly, ideally based in the Washington DC Metro area but not required
Expertise in Zero Trust principles and the application of secure development practices for cloud-based and hybrid infrastructure environments
Lead and manage large-scale cyber operations with a focus on AI-driven threat detection, mitigation, and response strategies
Hands-on experience implementing and leveraging security solutions in cloud-based security stacks and large-scale Trusted Internet Connections (TIC)
Familiarity with distributed computing and big data technologies (e.g., Hadoop, Spark, Kafka)
Prior experience with security in AI and data-driven environments (e.g., securing AI models, preventing adversarial attacks)
Demonstrated experience operationalizing SOAR tools
Demonstrated experience triaging and responding to APT activities
Demonstrated experience planning and executing threat hunt missions
Company
Leidos
Leidos is a Fortune 500® innovation company rapidly addressing the world’s most vexing challenges in national security and health.
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
unknown2025-02-20Post Ipo Debt
2013-09-17IPO
Leadership Team
James Carlini
Chief Technology Officer
Theodore Tanner
Chief Technology Officer
Recent News
MarketScreener
2025-12-16
2025-12-16
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