Senior Enterprise Security Architect

Valiant Solutions

. Lead development of security architecture guidance, standards, and reference diagrams for on-premise and cloud platforms and systems .

Posted 9/29/2026full-timeRemote • United StatesSenior💰 $160,000 - $190,100 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in designing and implementing security architectures aligned with NIST standards and government mandates, with a focus on Zero Trust Architectures and cloud security solutions. Proficient in developing security guidance, conducting risk assessments, and producing technical documentation for compliance and operational effectiveness.

Highest-signal resume keywords

NIST Security ControlsZero Trust Architecture DesignMicrosoft Azure Security SolutionsSecurity Architecture DocumentationRisk Management Framework (RMF)

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Security Architecture DesignSystem Security CategorizationData Encryption MechanismsSecurity Gap IdentificationTechnical Documentation DevelopmentArchitecture Risk AnalysisUser Needs AnalysisSecurity Policy DevelopmentCost Estimation for Security ProjectsCompliance Documentation

Soft Skills

Analytical SkillsCommunication SkillsInterpersonal SkillsProblem-Solving SkillsPresentation Skills

Tools & Technologies

COTS ToolingAzure-Native ServicesSecurity FrameworksArchitecture Reference DiagramsPresentation Software

Certifications & Qualifications

CISSPSecurity+CASPCEHCCSP

Industry Keywords

CybersecurityFederal Contract ComplianceGovernment Security MandatesCISA DirectivesPrivacy Requirements

Tech Stack

Tools & technologies

AzureCloudCyber Security

About the role

Key responsibilities & impact

Lead development of security architecture guidance, standards, and reference diagrams for on-premise and cloud platforms and systems
Support macro- and micro-level security design for a large government agency
Lead enterprise security architecture design and serve as a key subject matter expert for the client
Develop and align system security architectures with organizational cybersecurity guidelines
Define security boundaries, document system categorization, and analyze user needs and requirements
Develop guidance for security mechanisms such as encryption for data at rest
Assess security postures and review candidate architectures
Identify protection needs and determine how new systems or interfaces affect enterprise security
Identify and document security and privacy requirements, including personal information and data requiring protection
Support acquisition and procurement through security requirements, project cost input, and technical specifications
Contribute to risk management and compliance, including architecture reviews, security gap identification, RMF activities, and lifecycle documentation
Provide technical, engineering, analytical, and planning support
Develop strategic enterprise solutions addressing business requirements and the changing cybersecurity threat landscape
Produce reference architectures, white papers, roadmaps, architecture risk analyses, standards, business use cases, design patterns, as-is and to-be assessments, gap analyses, and remediation roadmaps
Develop baselines and reference architectures using standard frameworks
Perform Architect Risk Analysis through systematic reviews
Interact directly with agency technical and operational leadership
Identify, frame, and support resolution of critical organizational issues
Periodically update artifacts for regulatory, audit, and compliance requirements

Requirements

What you’ll need

U.S. Citizenship is required due to federal contract obligations
Ability to successfully pass a federal background investigation
7+ years of experience designing security architectures using NIST security controls, agency policy, and government-wide security requirements
Experience designing on-premise and cloud security fabrics for all system layers, from application to CSP
2+ years of experience designing Zero Trust Architectures for cloud and on-premise systems
Experience designing security architectures hosted in Microsoft Azure using Azure-native services and COTS tooling
Experience assessing and reviewing security architectures, writing detailed findings reports, and briefing findings
Experience developing security architecture guidance, policy language, Standard Operating Procedures, and as-code hardening standards
Extensive knowledge of NIST 800-53 Rev. 5 and other NIST Special Publications
Current knowledge of government-wide security mandates and CISA Directives
Ability to define and document system security boundaries and categorize systems based on security and privacy requirements
Skill in analyzing user needs to guide secure architecture planning
Ability to assess enterprise security postures and identify impacts from new systems or interfaces
Experience developing technical documentation, including written documents and diagrams
Experience developing presentation slide decks and presenting to technical and non-technical personnel
Experience identifying and documenting system and organizational security and privacy requirements, including personal data handling
Familiarity with identifying and protecting enterprise- and system-level security data
Ability to translate functional needs into technical security requirements
Ability to support cost estimation and technical guidance for secure system design and changes
Skill in identifying security architecture gaps and contributing to security risk management plans
Proficiency documenting and updating security architecture throughout the system development and acquisition lifecycle
Preferred certifications include CASP, CompTIA Cloud Essentials, Cloud+, Security+, CNDA, CEH, GMON, GSE, CCSP, CISSP, CISSP-ISSAP, CISSP-ISSEP, and SSCP

Benefits

Comp & perks

Valiant pays 99% of Medical, Dental, and Vision Coverage for Full-time Employees
Valiant contributes 25% towards Health Coverage for Family and Dependents
100% Paid Short Term Disability and Life Insurance Policy for Full-time Employees
100% Paid Certifications
401K Matching up to 4%
Paid Time Off
Paid Federal Holidays
Paid Time On – 40 hours to pursue innovation
Wellness & Fitness Program
Valiant University – Online Education and Training Portal
FSA programs for Medical Costs, Dependent Care, Transit, and Parking
Referral Bonuses
Remote work with core business hours aligned with coworkers and clients
Quiet and distraction-free workspace with adequate internet for telecommuters