Demo

Senior Systems Administrator

Adams Communication and Engineering Technology
Reston, VA Full Time
POSTED ON 2/22/2025
AVAILABLE BEFORE 5/21/2025

Adams Communication & Engineering Technology (ACET), Incorporated is a Veteran Owned Small Business (VOSB) system engineering and information technology firm, headquartered in Maryland and Virginia. Incorporated in 1999, we support mission critical Information Technology (IT) business needs for clients within the intelligence community (IC), Department of Defense (DOD), Veteran Administration (VA) and for select commercial clients. ACET, Inc.'s technical, programmatic, and analytical professionals are experts in commercial technology, customized solutions, and proprietary government systems.

Position Overview :

We are seeking a highly skilled Senior System Administrator to support and maintain enterprise IT infrastructure. The ideal candidate will have extensive experience with VMware virtualization, Windows domain administration, and networking concepts. This role requires a proactive problem solver with strong analytical skills and a commitment to ensuring system reliability, security, and performance.

This is an excellent opportunity for an experienced IT professional to support mission-critical operations in a dynamic and challenging environment.

Key Responsibilities :

  • Virtualization Management : Build, configure, maintain, upgrade, tune, and troubleshoot VMware virtual infrastructures.
  • Windows Domain Administration : Manage Active Directory, Group Policy, DNS, DHCP, and WSUS.
  • Server & Client Management : Administer Windows Server 2012 / 2016 / 2019 and Windows 10 / 11.
  • Networking Support : Apply basic networking concepts, including TCP / IP, VLANs, and subnets.
  • Physical Infrastructure : Rack, stack, and install physical IT equipment as needed.
  • Security & Compliance : Ensure adherence to security best practices and compliance requirements.
  • On-Call Support : Participate in a 24 / 7 on-call rotation to support critical IT operations.

Required Qualifications :

  • Clearance : Active TS / SCI with Poly (Mandatory).
  • Experience : Minimum 9 years of relevant IT experience in enterprise environments.
  • Education : Bachelor's degree in a related field OR commensurate experience in place of a degree.
  • Certifications : VMware Certified Professional - Data Center Virtualization (VCP-DCV).
  • Virtualization Expertise : Experience with VMware, plus knowledge of Citrix, Nutanix, or Hyper-V .
  • Analytical Skills : Strong troubleshooting and problem-solving abilities.
  • Travel : Willingness to travel within WMA or CONUS (
  • Desired Qualifications :

  • Experience with System Center Configuration Manager (SCCM) .
  • Experience managing EMC enterprise storage arrays .
  • Knowledge of Continuity of Operations (COOP) planning and implementation .
  • Experience administering Red Hat-based Linux distributions .
  • On-Call Requirement : 24 / 7 weekly rotation

    What We Offer :

  • At ACET, we believe that our employees are our most valuable asset. We are committed to providing a comprehensive Total Rewards program that recognizes and supports the diverse needs of our workforce. Our offerings are designed to attract, motivate, and retain top talent while fostering a culture of excellence, innovation, and well-being.
  • Employee benefits include the following :
  • Comprehensive Medical, Dental, and Vision coverage

  • Life insurance, AD&D, and Short- and Long-Term Disability
  • 401(k) Program
  • Wellness programs
  • Paid Time Off
  • 11 Paid Holidays
  • Employee Referral Program
  • Employee Assistance Program
  • Please note that all compensation, benefits, and policies are subject to change at the company's discretion. While we make every effort to provide advance notice of changes, adjustments may occur based on business needs, economic conditions, and industry standards.

  • Must be U.S. Citizen to apply
  • The above job description is not intended to be an all-inclusive list of duties and standards of the position.

    ACET is an Equal Opportunity / Affirmative Action Employer and VEVRAA Federal Contractor. We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to gender, race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law.

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