Lead Enterprise IT Systems Architect - TS/SCI with Polygraph

Description

You will be the single architect responsible for technical direction across an entire Department of War program, setting its standards and guiding how its systems are designed, connected, modernized and governed.

The role covers every technology domain in the program, with the aim of secure, automated and scalable systems that support the mission.

The company is a global technology and professional services firm with about 26,000 staff in more than 50 countries, serving government, defense and intelligence customers in AI, cloud, cyber and software development.

Ideal candidates are highly autonomous, technically authoritative and mission-driven, and can lead enterprise-wide architecture strategy, modernization and automation across varied technologies and stakeholders.

Responsibilities

• Act as the only enterprise architect on the program, setting architecture standards and steering technical direction.
• Build and maintain enterprise architectures that match mission and operational needs.
• Design and tune VDI solutions using Citrix Virtual Apps and Desktops and Azure Virtual Desktop.
• Design identity and messaging services around Active Directory, Azure AD and Exchange.
• Design storage on NetApp ONTAP.
• Design unified communications, including VoIP and collaboration platforms.
• Design Windows Server and Red Hat Enterprise Linux (RHEL) environments.
• Lead automation and orchestration work with Infrastructure as Code, CI/CD pipelines and configuration management, using Terraform, Ansible, PowerShell DSC and Git-based workflows.
• Design secure, scalable systems across on-premises, cloud, hybrid and classified environments.
• Make sure designs meet RMF, NIST 800-series controls, STIGs, Zero Trust principles and DoW cybersecurity requirements.
• Run technical assessments, shape modernization strategies, and produce enterprise roadmaps and transition plans.
• Produce and maintain authoritative architecture products such as diagrams, data flows, interface specifications and reference designs.
• Work with government leaders, cybersecurity, engineering and operations staff to guide and validate architecture decisions.
• Provide senior oversight of major engineering efforts and confirm they align with enterprise standards and mission priorities.

Requirements

• Hold an active TS/SCI security clearance with Polygraph.
• Hold a bachelor's degree in computer science, information systems, engineering or a related technical field.
• Bring 10+ years of experience, including 5+ years of specialized design work on large enterprise IT services of similar size and complexity, covering cloud-native computing and adoption (AWS, Azure, Google, Oracle), system architecture, software integration, DevSecOps and SOA/SOI.
• Show a record of designing resilient architectures, including redundancy assessments, risk mitigation and integration with DoW or enterprise infrastructure.
• Communicate clearly in writing and in person, manage stakeholders and turn requirements into technical solutions.
• Have designed and integrated large, multi-technology enterprise environments using Citrix and Azure VDI, Active Directory, Azure AD, Exchange, NetApp storage, unified communications, and Windows Server and RHEL.
• Have strong experience with automation and orchestration, including IaC, CI/CD and enterprise configuration management.
• Have broad knowledge of networking, cloud architectures at IL2 to IL6, virtualization, identity services, data flows and cybersecurity.
• Know RMF, NIST controls, STIGs, DoWAF and Zero Trust principles well.
• Be able to brief senior DoW stakeholders.
• Background in leadership, systems architecture and systems engineering.
• Experience: 10+ years of related experience.
• No certifications are required.
• US citizenship is required.
• Preferred: certifications such as AWS Certified Solutions Architect Professional, Azure Solutions Architect Expert, CISSP, Citrix Architect, NetApp NCIE or NCIP, RHEL, TOGAF, IaC-related certifications, ITILv4, COBIT, ISO standards and DoWAF.
• Preferred: experience supporting classified environments such as SIPR or JWICS, or major defense acquisition programs.

Conditions

This is an onsite role in Chantilly, VA, USA, scheduled for 40 hours per week, with no travel required.

The likely salary range is $212,500 to $287,500. This is not a guarantee: pay is set by experience, geographic location and possibly contractual requirements, and may fall outside this range.

Hiring includes an identity verification process using biometrics and AI. You must be on camera during virtual interviews, and the company may take your picture to verify identity and prevent fraud. By continuing, you authorize collection and use of your biometric data for verification and security.

Equal opportunity employer, including individuals with disabilities and protected veterans.

Benefits

• Medical plan options, some with Health Savings Accounts, plus dental and vision plans.
• 401(k) with company match, with pre-tax and post-tax contributions up to IRS annual limits.
• Full flex weeks offered where possible, plus vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.
• Short- and long-term disability, life, accidental death and dismemberment, personal accident, critical illness, and business travel and accident insurance, provided or available.
• Competitive pay and paid time off.
• An AI-powered career tool that suggests career steps and learning, and an internal mobility team to help with career goals.
• An award-winning culture of innovation and a military-friendly workplace.