Demo

Senior System Architect

SITEC Consulting
West Springfield, VA Full Time
POSTED ON 5/30/2026
AVAILABLE BEFORE 1/29/2031

System Architect – Enterprise Cross Domain Systems (ECDS)

Position Overview

We are seeking a System Architect to support Enterprise Cross Domain Systems (ECDS) and related initiatives. These systems enable reliable and secure data transfers between multiple security domains for both general users and mission programs.

In this role, you will be responsible for designing, developing, and overseeing complex, scalable system architectures, working closely with cross-functional teams to translate operational and business requirements into robust, secure, and high-performing technical solutions.


Key Responsibilities

  • Define system architecture: Lead the design, development, and documentation of system architectures for new systems, features, and services

  • Conduct feasibility and risk assessments: Evaluate technical feasibility, architectural tradeoffs, and implementation risks for proposed designs

  • Develop technical roadmaps: Define and maintain long-term architecture and modernization roadmaps

  • Ensure scalability and performance: Design systems capable of supporting high data throughput, availability, and performance requirements

  • Collaborate with engineering teams: Provide architectural guidance and technical leadership throughout the system development lifecycle

  • Evaluate emerging technologies: Research new technologies and assess their applicability to enterprise and cross-domain environments

  • Ensure security and reliability: Architect solutions that meet security, availability, and resiliency requirements across multiple domains

  • Communicate effectively: Translate complex technical concepts for both technical and non-technical stakeholders


Required Qualifications

  • 4–6 years of relevant systems or architecture experience

  • Bachelor's degree in a technical discipline (e.g., Information Technology, Information Systems, Computer Science)

  • DoD 8140 / DoD 8570 IAT Level II certification

  • Active TS/SCI security clearance

    • Ability to obtain and maintain a CI polygraph within six (6) months of start date

    • U.S. citizenship required

 

About SITEC

SITEC is an employee- and customer-focused Information Technology and Professional Services firm specializing in the design, development, and delivery of state-of-the-art technology solutions. Our expertise spans cybersecurity, software engineering, and systems engineering in support of mission-critical government programs.

We provide full life-cycle support to our customers, including continuous operations for Software Support Activities and Software Production Facilities. At SITEC, our people are our greatest asset, and we are committed to fostering an environment where technical excellence, innovation, and professional growth thrive.

Salary : $94,400 - $198,300

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at SITEC Consulting

  • SITEC Consulting Annapolis, MD
  • SITEC is seeking a Senior Systems Administrator to support lifecycle sustainment activities for commercial and custom-developed education, learning, and tr... more
  • 7 Days Ago

  • SITEC Consulting Annapolis, MD
  • SITEC is seeking a Senior SQL Database Administrator to support lifecycle sustainment activities for commercial and custom-developed education, learning, a... more
  • 7 Days Ago

  • SITEC Consulting West Springfield, VA
  • Network Engineer III Location: Springfield, VA Position Overview We are seeking an experienced Network Engineer III to support enterprise-scale wide area (... more
  • 9 Days Ago

  • SITEC Consulting Laurel, MD
  • About SITEC SITEC is a trusted Information Technology and Professional Services firm supporting mission-critical programs across the Intelligence Community... more
  • 12 Days Ago


Not the job you're looking for? Here are some other Senior System Architect jobs in the West Springfield, VA area that may be a better fit.

  • iN2STEM Solutions Inc Springfield, VA
  • iN 2 STEM Solutions, Inc. is hiring staff to support our client’s system software development and sustainment efforts. The selected candidates will be resp... more
  • 14 Days Ago

  • TISTA Science and Technology Corporation Potomac, MD
  • Overview Are you a Senior Software/Systems Architect who would like to have a positive impact for millions of people? If so, we may have an opportunity for... more
  • 1 Month Ago

AI Assistant is available now!

Feel free to start your new journey!