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Salary
$160k – $170k per year
Location
In office (Dulles)
Seniority
Senior · 5+ years exp

Confirmed on the employer's own hiring board on Nov 13, 2026. First seen by Alion on Nov 13, 2026.

Overview
Company
Impact
Profile match
Quantum Sky is a US government technology contractor headquartered in Reston, Virginia, that delivers cybersecurity, network engineering, cloud, software and quantum technology services to defense, intelligence and civilian federal agencies. Its work includes enterprise network operations across classified and unclassified domains, IT and cybersecurity programs for the F-35 Joint Program Office, litigation support and eDiscovery for federal attorneys, and post-quantum cryptography and quantum sensing projects. It hires network and systems engineers, AWS cloud architects, SOC managers, incident response and threat intelligence analysts, program managers and business development staff.

Description

Quantum Sky is seeking a Sr. Network Systems Engineer to join our team onsite at our Customer Program in Dulles, VA, Aurora, CO or Richardson, TX. The candidate will be assigned to a National Systems ISP/ASP program within our government services product line to help create, deploy, and support an element of the customer’s Future Ground Architecture and Infrastructure Service Provider platform.

Responsibilities:

  • The candidate will be assigned to a National Systems ISP/ASP program within our government services product line to help create, deploy, and support an element of the customer’s Future Ground Architecture and Infrastructure Service Provider platform.
  • The role involves ensuring continuity of operations across six data center sites and one test site using High Availability technologies.
  • The candidate will support the networking needs of multiple Active Directory domains, assist with large-scale migrations from legacy to standardized environments, and support Operations and Maintenance, Post Deployment, and Integration of new technology.
  • Responsibilities include collaborating with multi-disciplinary teams, assisting with technical work products, proactively monitoring and evaluating system status, recommending improvements, and presenting plans at customer change board meetings. This full-time position may require overtime to meet key deadlines.

Qualifications

Required:

  • 5-8 years of experience with switching and routing systems
  • Familiarity with ISP/ASP network environments
  • Demonstrated judgment in managing competing priorities to meet program objectives
  • Ability to configure network devices for new deployments per senior staff direction and configure replacement network devices from backup configuration files
  • Basic familiarity with VMware, Windows, and Linux systems
  • Willingness to ask questions when unsure and execute with a high level of accuracy and attention to detail in a production environment
  • Experience with Brocade/Extreme and/or Cisco networking environments
  • Familiarity with load balancing technologies
  • Familiarity with large-scale networking configurations, including troubleshooting, deploying, and maintaining
  • Ability to interface with program and company leadership, customers, and end users
  • Willingness to work overtime to meet key deadlines and lead team efforts
  • Ability to collaborate with team members to define network connectivity requirements and create end-to-end solutions
  • Proficiency in integrating and solving complex infrastructure problems
  • Experience ensuring high reliability and performance through network monitoring and infrastructure management
  • Ability to respond to and use an online ticketing system for user service requests
  • Experience ensuring network compliance with security and performance requirements (NISPOM, RMF/DISA)
  • Ability to assist with upgrading older infrastructure to new technologies
  • Proficiency in revising and maintaining technical and operational documentation
  • Opportunity to grow technical competence in areas such as SAN, NAS, Backups, Windows, Linux, virtualization, User Authentication, DNS, NFS, and system imaging/build automation
  • Experience sharing knowledge to improve team performance

Clearance:

  • Active and in-scope United States TS/SCI with CI polygraph security clearance
  • Qualified applicants may be subject to a security investigation and must meet minimum qualifications for access to classified information

Location:

  • Dulles, VA, Aurora, CO or Richardson, TX

About Quantum Sky

Compensation:

  • Compensation is unique to each candidate and relative to the skills and experience they bring to the position. The salary range for this position is typically between $160,000-$170,000. This does not guarantee a specific salary as compensation is based upon multiple factors such as education, experience, certifications, and other requirements, and may fall outside of the above-stated range.

Benefits:

  • Highlights of our benefits include Health/Dental/Vision, 401(k) match, Paid Time Off, STD/LTD/Life Insurance, Referral Bonuses, professional development reimbursement, and parental leave.

The world the mission operates in is going post-quantum, contested, and machine-speed. Quantum Sky engineers the advantage across cyber, networks, software, and quantum because the mission demands dominance, not parity. We don't follow the map. We draw it.

At Quantum Sky, we believe that success starts with our people. We foster a collaborative, innovative, and mission-driven environment where every team member plays a critical role in shaping the future of technology. Are you ready to join #TeamQuantumSky?

Quantum Sky Engineering LLC is an Equal Opportunity Employer; all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, [sexual orientation, gender identity,] national origin, disability, status as a protected veteran, or any characteristic protected by applicable law.

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