Skip to main content
American Systems Corporation logo

Systems Administrator II (Domain and Server) (JSF)

American Systems Corporation

Manassas, VAFull-time$90–110K/yrPosted 3w agoStill listed today

Most applications go out cold — see where you stand first. No sign-up to start.

You apply on the employer's site, with no Olive account needed.

Watch jobs like this.

Don't just apply. Show up ready.

Olive works from this exact posting.

At a glance

Compensation
$90–110K/yr
Location
Manassas, VA
Schedule
Full-time
Work Authorization
US work authorization required

Olive lists jobs from US employers, including remote roles you can work from the United States.

Requirements

Credentials this posting asks for.

IAT Level II Certification, requiredTop Secret clearance, required

Job overview

AMERICAN SYSTEMS seeks a Systems Administrator II to administer, maintain, and support enterprise IT infrastructure, including Microsoft Server environments and domain services. The role supports Active Directory, Exchange Server, DNS, DHCP, and Windows and Linux servers, while handling monitoring, troubleshooting, security controls, user permissions, and infrastructure operations. The position requires U.S. citizenship, an active Secret clearance with a path to Top Secret/SCI eligibility or an active Top Secret/SCI eligibility, and a current IAT Level II certification.

Skills & qualifications

RequiredNice to have

Skills

Server Administration, requiredDomain Management, requiredEnterprise Infrastructure Support, requiredActive Directory, requiredDNS, requiredDHCP, requiredGroup Policy, requiredVirtualization, requiredStorage Management, requiredBackup and Recovery, requiredCloud Platforms, requiredHybrid Cloud, requiredPowerShell, requiredAnsible, requiredTerraform, requiredSplunk, requiredGit, requiredNIST, requiredFISMA, requiredDISA STIG Compliance, requiredIndependent Work, requiredTroubleshooting, requiredCommunication, requiredTeamwork, required

Qualifications

U.S. Citizenship, requiredSecret Clearance or Top Secret SCI, required3+ Years Systems Administration, requiredIAT Level II Certification, required

Benefits

Medical Insurance
Paid Time Off
401(k) Match
Tuition Assistance

Full job description

Overview

AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training.

Responsibilities

An average Day: As the Systems Administrator II (Domain & Server) you will be responsible for the administration, maintenance, and support of enterprise IT infrastructure, including Microsoft Server environments and domain services. You will support critical systems such as Active Directory, Exchange Server, DNS, and DHCP services, while administering Windows and Linux server environments to maintain performance, security, and availability. You will also be responsible for system monitoring, troubleshooting moderately complex technical issues, implementing approved security controls, managing user accounts and permissions, and collaborating with cross-functional teams to support organizational technology needs. Additionally, in this position you will:

  • Administer and maintain Windows and Linux servers, ensuring system availability, performance, and operational stability.

  • Manage the deployment, configuration, maintenance, and patching of operating systems and applications.

  • Support virtualization environments (e.g., NUTANIX) to maintain efficient resource utilization and platform

  • reliability.

  • Implement and maintain security measures, including access control, system hardening, and vulnerability remediation, in accordance with established policies and compliance requirements.

  • Manage storage solutions (SAN, NAS) and support backup and recovery operations.

  • Participate in system upgrades, migrations, and disaster recovery planning and execution.

  • Develop and maintain documentation for system configurations, operational procedures, and troubleshooting activities.

  • Troubleshoot moderately complex system issues and respond to incidents to ensure timely resolution.

  • Collaborate with cross-functional teams, including network, security, and application teams, to support and improve infrastructure operations.

Qualifications

  • As a requirement of this position, all candidates must be a U.S. Citizen. In accordance with 8 U.S.C. 1324b(a)(2)(C).

  • Must have an active Secret clearance with the ability to obtain a Top Secret with SCI eligibility or have an active Top Secret with SCI eligibility; Will be subject to a federal background investigation.

  • Minimum of 3 to 5 years of experience in systems administration, with hands-on experience in both Windows and Linux environments.

  • Must hold a current 8570/8140 IAT Level II Certification (CCNA Security, CySA+, GICSP, GSEC, Security+ CE, CND, SSCP)

  • Strong technical knowledge of server administration, domain management, and enterprise infrastructure support.

  • Experience managing Active Directory, DNS, DHCP, and Group Policy in enterprise environments.

  • Experience with virtualization technologies such as VMware, Hyper-V, or similar platforms.

  • Experience supporting storage management, including SAN and NAS solutions, and backup/recovery operations.

  • Familiarity with cloud platforms (AWS, Azure, or GCP) and hybrid cloud environments.

  • Experience with automation tools such as PowerShell, Ansible, or Terraform for system configuration and management.

  • Experience with monitoring tools such as Splunk for system performance monitoring.

  • Experience with Git for version control.

  • Working knowledge of security frameworks, including NIST, FISMA, or DISA STIG compliance.

  • Must be able to work independently on assigned tasks while managing multiple priorities in a fast-paced enterprise environment.

  • Strong troubleshooting skills with a focus on diagnosing and resolving moderately complex system issues.

  • Strong communication skills and the ability to work effectively in a team-oriented environment.

Pay Transparency Statement AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $90,000.00/Yr. - USD $110,000/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance. EEO Statement EEO Race/Sex/Disability Status/Veteran Status

How this job compares

Set against the 2,422 open Systems Administrator jobs on Olive Jobs, counted November 10, 2026.

Pay
  • This posting$90–110K/yr
  • Virginia median$97–161K/yr177 salary ranges
  • US median$95–149K/yr1,490 salary ranges

This range's midpoint, $100K, is 23% below the Virginia median midpoint ($130K) — in the lowest quarter of Systems Administrator salary ranges in Virginia.

Openings
Olive Jobs lists 234 open Systems Administrator jobs in Virginia and 2,422 across the US. 5% of them nationwide are listed as remote or flexible.
Hiring the most in Virginia
Experience
This posting asks for at least 3 years of experience; Systems Administrator postings that state a minimum ask for 5 years at the median (2,024 postings).
Education
347 of the 2,422 open Systems Administrator jobs (14%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on November 10, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

Prepare for this role

You've read the whole posting — now see how you match it.