Enterprise Architect, Senior Advisor

Peraton; McLean (VA); On-site; USD 176,000 - 282,000; Full time

Job summary

Peraton seeks a Senior Network Architect to lead strategic design, documentation, and risk management of the Client's network infrastructure. You will assess the current architecture, develop a forward-looking to-be design, and ensure holistic risk mitigation across all integrated networks.

The role requires strong routing/switching, firewall, and security experience, with proven ability to document architectures and communicate with stakeholders, including upper management.

Qualifications

• Strong knowledge of routing/switching, WAN, VPN, segmentation, and high availability design.
• Hands-on experience with firewall architectures and operations (policy design, NAT, threat prevention, logging/monitoring).
• Experience performing risk assessments and designing mitigations at the system-of-systems level.
• Proven ability to create clear network architecture documentation and diagrams.
• Experience documenting as-is and to-be network architecture (topologies, data flow, dependencies, configurations, inventories).
• Experience implementing network security standards and reference architecture (firewall, segmentation, routing policies, secure remote access).
• Experience with communicating complex information in a clear, concise manner and navigation complex organizational dynamics to achieve project goals.
• Experience with interfacing effectively with industrial partners and internal teams to guide critical cyber security documents to approval.
• Experience with building and maintaining strong, productive relationships with key stakeholders and upper management.

Responsibilities

• Lead the strategic design, documentation, and risk management of the Clients network infrastructure.
• Assess current (“as-is”) network architecture and develop a forward-looking (“to-be”) design.
• Ensure holistic risk mitigation across all integrated networks and align IT infrastructure with strategic and mission objectives.
• Standardize security practices to enhance resilience and efficiency across networks.

Skills

Routing & switching

WAN design

VPN design

Segmentation

High availability

Firewall architectures

Threat prevention

Logging & monitoring

Risk assessment

Architecture documentation

As-is / To-be design

Security standards

Stakeholder management

Education

BS/BA in engineering or technology

MS/MA in engineering or technology

PhD in engineering or technology

Tools

Firewall platforms

Job description

Responsibilities

The project office is seeking an experience Senior Network Architect to lead the strategic design, documentation, and risk management of the Clients network infrastructure. In this role, you will assess and document the current (“as-is”) network architecture, develop a forward-looking (“to-be”) design, and ensure holistic risk mitigation across all integrated networks. You will play a key role in aligning IT infrastructure with organizational strategic and mission objectives, while standardizing security practices to enhance overall resilience and efficiency. This position requires a blend of technical expertise, strategic thinking, and collaboration with cross-functional teams to support scalable, secure, and mission-critical network operations.

Mandatory/Required Experience:

• Strong knowledge of routing/switching, WAN, VPN, segmentation, and high availability design.
• Hands-on expertise with firewall architectures and operations (policy design, NAT, threat prevention, logging/monitoring).
• Experience performing risk assessments and designing mitigations at the system-of-systems level.
• Proven ability to create clear network architecture documentation and diagrams.
• Experience documenting as-is and to-be network architecture (topologies, data flow, dependencies, configurations, inventories).
• Experience implementing network security standards and reference architecture (firewall, segmentation, routing policies, secure remote access).
• Experience with communicating complex information in a clear, concise manner and navigation complex organizational dynamics to achieve project goals.
• Experience with interfacing effectively with industrial partners and internal teams to guide critical cyber security documents to approval.
• Experience with building and maintaining strong, productive relationships with key stakeholders and upper management.

Desired Experience:

• Previous experience in strategic planning, such as developing IT investment roadmaps or conducting technology gap analyses.
• Knowledge of emerging technologies like edge computing or AI-Driven network management

Qualifications

Minimum of 12 years with BS/BA; Minimum of 10 years with MS/MA; Minimum of 7 years with Ph.D.

• Degree in engineering or technology field, or equivalent industry experience

TS/SCI with Poly required

Peraton Overview

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure.

Target Salary Range

$176,000 - $282,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.

EEO

EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.