Systems Admin, Intermediate

ASRC Federal•Washington, DC

1d•Hybrid

About The Position

ASRC Federal Technology Solutions, LCC is seeking an Intermediate System Administrator to support a newly awarded contract in Washington, DC. The role supports the DHS OIG Help Desk and involves planning and coordinating the installation, testing, operation, troubleshooting, and maintenance of hardware and software systems. The administrator schedules implementation of new and modified hardware, applications, and operating systems; manages access rights, accounts, and network resources; and helps ensure system performance, capacity, availability, serviceability, security, integrity, and functionality. The position requires independent work, adaptability to new systems, and provision of Tier II support to OIG end-users. The role emphasizes enterprise Active Directory administration and support, including mission-critical systems across multiple sites and organizational components. It also supports enterprise PKI and PIV authentication services, certificate-based access, smart-card login troubleshooting, certificate lifecycle activities, and elevated credential authorization issuance and management, such as LRA or RA functions. The administrator maintains Active Directory objects, security groups, organizational units, and Group Policies, and troubleshoots authentication, PKI, directory services, DNS, and replication issues. Additional identity-management work includes account provisioning, privileged access administration, domain-controller maintenance, directory health monitoring, integrations, security enhancements, audits, and hybrid-cloud authentication issues. The position is hybrid/onsite, Monday through Friday, in Washington, DC. Occasional after-hours, weekend, and shift work is required for routine maintenance and upgrades supporting the DHS OIG mission. A Public Trust-High clearance is required, along with U.S. citizenship and successful completion of a DHS background investigation.

Requirements

At least five years of experience managing IT systems at the intermediate level.
Bachelor’s degree or higher in an IT-related field.
At least one technical certification.
U.S. citizenship and ability to successfully complete a government-issued DHS background investigation.
Ability to obtain and maintain Public Trust-High clearance.
Strong customer service and teaming skills, with the ability to collaborate across functional teams.
Ability to research and resolve problems efficiently and accurately.
Strong system and network troubleshooting ability.
Familiarity with Windows Server operating systems, specifically Windows Server 2022 and 2025.
Familiarity with SolarWinds, Zscaler, and SCCM.
Ability to perform detail-oriented tasks independently.
Excellent written and verbal communication skills.
Experience providing project briefings to senior executives.
Ability to work occasional after-hours, weekends, and shifts for routine maintenance and upgrades.

Nice To Haves

Active Directory-related certification is highly desired.
Examples of technical certifications include VMWare Certified Professional (VCP-DCV or higher), MCSE: AD, Infrastructure, or Cloud Platform and Infrastructure, MCSD: Azure Solutions Architect, and MCSA: Windows Server 2012 or higher.
Demonstrable experience as an Active Directory subject matter expert supporting enterprise Active Directory and PKI/PIV services.

Responsibilities

Plan and coordinate installation, testing, operation, troubleshooting, and maintenance of hardware and software systems supporting the OIG Help Desk.
Schedule implementation of new and modified hardware, applications, and operating systems.
Manage system access rights, accounts, and network resources.
Monitor IT systems to identify and resolve potential technical issues before they affect users.
Document operations and maintenance activities in the HEAT Helpdesk tool, including actions taken, results, and pertinent data.
Prepare and submit Helpdesk service performance and achievement reports in agreed formats and on agreed schedules.
Assess service-level agreement performance, identify improvement areas, and report on progress.
Submit Change Requests for system-management work during maintenance windows.
Help maintain an accurate IT asset inventory and provide inventory status reports covering equipment condition and operational status.
Develop and maintain a Standard Operating Procedures manual for Helpdesk activities.
Train end-users on new systems and applications.
Work with other IT departments to support network and infrastructure systems.
Participate in team meetings and contribute to process improvements and consideration of emerging technologies.
Administer enterprise Active Directory infrastructure and maintain directory objects, security groups, organizational units, and Group Policies.
Support PKI and PIV authentication, certificate-based access, smart-card login troubleshooting, certificate lifecycle activities, and elevated credential authorization issuance and management.
Troubleshoot authentication, PKI, directory services, DNS, and replication issues in enterprise environments.
Support Active Directory lifecycle management, including account provisioning, privileged access administration, domain-controller maintenance, and directory health monitoring and remediation.
Support identity-management integrations, security enhancements, audit activities, and hybrid-cloud authentication issues.
Implement security measures and document standard operating procedures for systems administration.
Provide Tier II support to OIG end-users.