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Sr. Windows Systems Engineer

Ennoble First

Today
Top Secret/SCI
$110,000 - $130,000
Unspecified
IT - Software
Chantilly, VA (On-Site/Office)

Senior Windows Systems Engineer

Location: Chantilly, VA; St. Louis, MO; Alexandria, VA; Springfield, MD

Clearance Required: TS/SCI

Employment Type: Full-Time Regular

Shift: Day

Travel: No

Relocation Assistance: Yes

Company Overview

We are Ennoble First-the people supporting and securing some of the most complex government, defense, and intelligence projects across the country. We ensure today is safe and tomorrow is smarter. Our work has meaning and impact on the world around us, but also on us, and that's important. Ennoble First is your place. You make it your own by embracing autonomy, seizing opportunity, and being trusted to deliver your best every day. We think. We act. We deliver. There is no challenge we can't turn into an opportunity

0049 Cyber Intelligence Policy ...

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Primary Responsibilities

The Senior Windows Systems Engineer will play a lead role in the administration and sustainment of cloud-based geospatial systems. Responsibilities include:
  • Leading system changes and improvements to enhance performance, availability, and security.
  • Working directly with government and contractor POCs to troubleshoot and resolve complex incident reports (INCs).
  • Administering Microsoft Windows Server environments, including patching, upgrades, and configuration changes.
  • Deploying security patches and bug fixes to test and operational environments.
  • Administering Citrix-based desktop environments within cloud environments.
  • Authoring and updating operational and security documentation (troubleshooting guides, SOPs, system engineering documents).
  • Supporting AWS-based architectures and geospatial mission-critical systems.

Basic Qualifications

  • Bachelor's degree in Information Systems, IT, Computer Science, or a related field and 8+ years of relevant experience (or Master's with 6+ years).
  • Active TS/SCI clearance.
  • DoD 8570 compliant certification (Security+ or equivalent).
  • Extensive experience with Microsoft Windows Server and Citrix administration.
  • Familiarity with AWS architectures and services (EC2, S3, Reserved Instances).
  • Experience performing security remediation tasks based on system scans.
  • Knowledge of virtualization, cloud-based environments, and software integration projects.
  • Proficiency with Git/GitLab and team collaboration tools (Jira, Confluence).

Preferred Qualifications

  • SAFe Agile certification.
  • AWS certification (e.g., Solutions Architect, Developer, DevOps Engineer).
  • Citrix certification(s).
  • Experience supporting geospatial products.

Target Salary: $110,000-$130,000

Ennoble First is committed to providing a diverse and inclusive work environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.

Ennoble First participates in E-Verify.

The information below will be listed on our website's careers landing page.

EEO is the Law | Pay Transparency Nondiscrimination

www.dhs.gov/E-Verify

E-Verify is a registered trademark of the U.S. Department of Homeland Security. This business uses E-Verify in its hiring practices to achieve a lawful workforce.
group id: 90783838

At Ennoble First, we’re proud to serve and partner with leading federal agencies—including the DoD, NGA, U.S. Air Force, U.S. Army, DIA, Department of State, and U.S. Cyber Command—as well as trusted industry innovators like AWS, Lockheed Martin, Northrop Grumman, Booz Allen, CACI, Leidos, and Splunk. Together, we deliver secure, agile IT solutions that advance intelligence, defense, healthcare, and national security.  What sets us apart is our people. We believe in empowering bold thinkers, fostering collaboration, and creating an environment where health, family, and work stay in balance. We embrace diverse perspectives, encourage innovation, and ensure every team member feels supported and connected.  When you join Ennoble First, you’re not just filling a role—you’re becoming part of a community that values you, challenges you, and helps you grow while making an impact on missions of national importance.

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About Us
Ennoble First is a high-tech solutions and services company dedicated to supporting the nation’s most critical missions. We partner with federal agencies across defense, intelligence, national security, and healthcare, delivering agile, data-driven technologies that enhance efficiency, reduce risk, and empower smarter decisions.  Our expertise spans data engineering and management, intelligent automation, enterprise systems, advanced cybersecurity, research and development, and strategic talent support. These capabilities allow us to address today’s complex challenges while preparing organizations for the threats and technologies of tomorrow.  Trusted by agencies such as the Department of Defense, U.S. Cyber Command, and leading federal health organizations—as well as top industry partners—we’re known for providing secure, innovative, and mission-focused solutions that make a real impact. At Ennoble First, we don’t just deliver technology—we help safeguard the future.
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Ennoble First Jobs


Job Category
IT - Software
Clearance Level
Top Secret/SCI