Senior Solutions Architect

NexTech Solutions LLC; Gainesville (VA); On-site; USD 140,000 - 190,000; Full time

Job summary

NexTech Solutions LLC is seeking a Senior Solutions Architect to lead the design, integration, and sustainment of complex enterprise IT solutions for government and commercial clients. The role focuses on secure, scalable infrastructure across on‑prem, virtualized, and containerized environments.

The candidate will drive technical planning, engage with customers, and mentor multidisciplinary teams from concept through operations, ensuring system integrity and continuous improvement.

Responsibilities

• Lead the architecture, design, integration, and implementation of enterprise infrastructure solutions.
• Develop technical solutions that align with security standards and operational needs.
• Plan, verify, validate, and assess risks across the lifecycle.
• Design, deploy, and support VMware, virtualized, and containerized environments.
• Develop system architectures, roadmaps, and migration strategies.
• Create and maintain architecture documentation and data flows.

Skills

Solutions Architecture

Systems Engineering

Customer Engagement

VMware

Security Compliance

Leadership

Proposal Support

Tools

Visio

Job description

The Opportunity

The Senior Solutions Architect serves as the technical lead for the design, integration, implementation, and sustainment of complex enterprise IT solutions supporting government and commercial customers. This role is responsible for architecting secure, scalable, and resilient infrastructure solutions across on-premises, virtualized, and containerized environments. The ideal candidate combines deep technical expertise with strategic planning, customer engagement, and the ability to lead multidisciplinary engineering efforts from concept through operational support.

Key Responsibilities (Principal Duties and Accountabilities *Essential Functions)

• Lead the architecture, design, integration, and implementation of enterprise infrastructure solutions supporting mission and business objectives.


• Develop technical solutions that align with customer requirements, security standards, and operational needs.


• Perform technical planning, systems engineering, integration, verification and validation, risk assessments, supportability analysis, and lifecycle planning.


• Design, deploy, and support VMware, virtualized, and containerized environments using industry best practices.


• Develop system architectures, technical roadmaps, implementation plans, and migration strategies.


• Create and maintain architecture documentation, network diagrams, Visio drawings, data flows, and as-built documentation.


• Design and implement secure system architectures that comply with organizational security baselines, cybersecurity frameworks, and applicable compliance requirements.


• Interpret and implement security baseline configurations for infrastructure, operating systems, applications, and network components.


• Evaluate system performance, conduct capacity planning, benchmarking, testing, and optimization to improve reliability and efficiency.


• Analyze customer requirements and existing environments to recommend innovative technical solutions and modernization strategies.


• Troubleshoot complex technical issues, identify root causes, and implement sustainable corrective actions.


• Ensure system integrity throughout the full system lifecycle, including planning, deployment, operations, maintenance, and continuous improvement.


• Provide technical leadership and guidance to engineering teams while mentoring junior engineers.


• Support proposal development, technical presentations, customer briefings, and solution demonstrations.


• Conduct technical training and knowledge transfer sessions for customers and internal staff.


• Collaborate with program managers, cybersecurity personnel, software developers, and network engineers to deliver integrated solutions.


• Support operational sustainment, system upgrades, technology refresh initiatives, and special projects as assigned.

Supervisory Responsibilities

• Leads and mentors a team of systems engineers, providing technical direction, prioritizing workload, and delivering ongoing performance feedback to support professional growth.


• Oversee quality and accuracy of team deliverables, reviewing engineering work products and ensuring alignment with project requirements and standards.


• Serves as the primary technical liaison, coordinating team activities, and communicating status, risks, and expectations to customers and program leadership.