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KellyMitchell Group

Security Infrastructure Support Security Architect

Hybrid

Bethesda, United states

Senior

Freelance

15-12-2025

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Skills

Leadership Python Risk Management Cloud Security Endpoint Security Monitoring Scripting and Automation Test Problem-solving Architecture Linux Windows Virtualization Azure AWS Software Development

Job Specifications

Job Summary

Our client is seeking a Security Infrastructure Support Security Architect to join their team! This position is located in Bethesda, Maryland.

Duties

Architect, design, and deploy secure enterprise IT systems across hybrid environments on-premises and cloud
Lead the integration and administration of cybersecurity tools and SIEM platforms to support threat detection, monitoring, and compliance
Provide guidance on cloud security operations, including AWS, Azure, and O365 migration, hardening, and cost optimization
Oversee infrastructure management including Windows/Linux servers, patching, vulnerability remediation, network appliances, and endpoint security
Implement DevSecOps practices, embedding security into software build, test, and deployment processes
Develop automation scripts and tools, Python preferred, to enhance operational efficiency and monitoring
Ensure compliance with federal cybersecurity frameworks: FISMA, NIST 800-53, NIST 800-92, OMB M-21-31, CDM
Apply risk management, data protection, and access control principles to select appropriate security controls for enterprise solutions
Collaborate with cross-functional teams and third-party vendors to implement secure infrastructure and resolve complex security challenges
Mentor team members and provide guidance on best practices, architecture, and operations
Communicate complex security concepts clearly to both technical and non-technical stakeholders, including executive leadership

Desired Skills/Experience:

Bachelor’s degree in Computer Science, Information Technology, Cybersecurity, or related field
10+ years of experience architecting, designing, installing, maintaining, and supporting complex enterprise IT systems
5+ years of experience at the Senior Engineer level or higher
5+ years of hands-on experience with cybersecurity tools or SIEM implementation and administration
Proven experience managing hybrid infrastructures on-prem and cloud
Deep knowledge of cloud security concepts, services, operations, and best practices, AWS, Azure, O365, including migration, security hardening, and cost optimization
Understanding of core virtualization technologies and best practices
Expertise in DevSecOps practices and secure software development lifecycle processes
Strong scripting and automation skills, particularly Python
Proficiency in infrastructure management, including patching, vulnerability remediation, and endpoint security
Hands-on experience with federal cybersecurity frameworks: FISMA, NIST 800-53, NIST 800-92, OMB M-21-31, CDM
Strong analytical and problem-solving abilities for addressing complex security issues
Knowledge of risk management, data protection, and access controls to implement appropriate security measures
Experience working with third-party vendors, cross-functional teams, and mentoring staff

Benefits:

Medical, Dental, & Vision Insurance Plans
Employee-Owned Profit Sharing (ESOP)
401K offered

The approximate pay range for this position is between $105.00 and $140.00. Please note that the pay range provided is a good faith estimate. Final compensation may vary based on factors including but not limited to background, knowledge, skills, and location. We comply with local wage minimums.

About the Company

Connecting People with Opportunities + Clients with Success.(r) We're KellyMitchell, a leading IT Staffing & Project Solutions partner -- providing adaptive, scalable solutions focused on the top tech needs of the world's leading organizations. Technology Solutions That Work for You We are dedicated to delivering technology solutions expertise -- helping professionals achieve career excellence and companies achieve innovation goals. As an employee-owned, women-led organization, we have a strong commitment to fostering a ... Know more