Systems Administrator II

Alpha Omega Integration; San Antonio (TX); On-site; USD 70,000 - 109,969; Full time

Benefits offered by this job

Paid time off (PTO) including parental

11 federal holidays

Health and dental insurance (employer‑

Life insurance

401(k) with match

tuition reimbursement

Job summary

Alpha Omega integrates complex IT systems in San Antonio, TX. The Systems Administrator II will maintain enterprise servers, manage AD users, and support both on‑premises and MED365 Cloud environments in a fast‑paced security‑driven setting.

This role requires active Secret clearance, experience with patching, GPOs, Azure AD, and incident documentation. Onsite work in San Antonio, with a comprehensive benefits package and ongoing professional development.

Qualifications

• BS degree in IT/CS or related field (ABET/CAE preferred).
• 2+ years of relevant experience and active Secret clearance.
• Certifications: CompTIA A+/Network+, MS 365 Fundamentals or Azure Fundamentals.

Responsibilities

• Maintain and troubleshoot enterprise systems, including servers hardware firmware and software for on‑premise and MED365 Cloud/Tenant environments.
• Triage and resolve patching, configurations, and maintenance events; validate patches and security solutions.
• Manage AD user accounts; support mobile devices; Azure AD user management and cloud resource monitoring.

Skills

Security clearance

Education

BS degree in IT/CS or related field

Tools

CompTIA A+

CompTIA Network+

Microsoft 365 Fundamentals

Azure Fundamentals

Job description

Job Title: Systems Administrator II
Clearance Required: Secret
Work Location: Onsite, San Antonio, TX

Key Responsibilities

• Maintain and troubleshoot enterprise‑level products and services, including hardware (servers) firmware, and software for both on‑premise and MED365 Cloud/Tenant environments.
• Triage, troubleshoot, and resolve issues involving server patches and configurations, software issues, and scheduled maintenance events. Utilize Information Assurance tools to validate proper installation and function of deployed security patches and solutions.
• Modify, create, and configure Active Directory (AD) user accounts; recover and restore AD objects. Support mobile computing and end‑user devices, including resetting and configuring devices. Identify and troubleshoot EM issues related to patches and servers. Troubleshoot and resolve DAR issues. Manage cloud/tenant environments with a focus on ensuring secure access and resource allocation, and perform Azure account management tasks, including creating and configuring Azure AD users, managing access permissions, and monitoring cloud resource usage and performance.
• Provide Site Administrator support and enterprise monitoring for Group Policy Objects (GPO), initial troubleshooting of GPOs, adding security groups to group policies.
• Perform system‑administration tasks on enterprise servers, extend scheduled lockout conditions, initiate data‑recovery operations, and unlock machines as required. Install, administer, and perform password management for enterprise software.
• Remotely access government equipment. If unable to resolve an issue, escalate to Enterprise Operations (Tier 3). Provide the de‑escalation path back to the MTF or lower tier.
• Monitor on‑premise enterprise assets via SCOM, Quest Suite of Tools, and other related applications. Ensure core services are maintained at normal production levels with no unplanned service interruptions. Create and distribute Unscheduled Downtime Report (UDR), SITREPs, After Action Reports (AAR), Information Papers and EXSUM documents for critical service outages and/or unplanned interruptions. Document and update incidents (via Ticketing System) with information relevant to the incident and/or outage for both on‑premise and MED365 Cloud/Tenant environments.
• Perform system‑administrator duties within the DHA’s MED365 eDiscovery in supporting data collection, preservation, processing, review, and production for litigation, investigations, and audits.
• Perform system‑administrator duties within the DHA’s MED365 eDiscovery in supporting the purging or preservation of data related to spillage, leakage, phishing, or investigations.
• All other duties as assigned.

Required Qualifications

• Education: BS degree in Information Technology, Cybersecurity, Data Science, Information Systems, or Computer Science, from an ABET accredited or CAE designated institution.
• Experience/Skills: 2+ years of relevant experience; Active Secret (or above) clearance.
• Certification(s): CompTIA A+ or Network+; Microsoft 365 Certified: Fundamentals or Microsoft Certified: Azure Fundamentals.

Salary and Benefit Information

The likely salary range for this position is $70,000 - $109,969. This is not, however, a guarantee of compensation or salary. Multiple factors are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies, education, and contract provisions regarding labor categories that may affect pay.

Benefits

• PTO, including paid parental, military, and bereavement leave
• Eleven (11) paid Federal holidays, five of which are floating holidays
• Health and dental insurance, including 100% employer‑paid premiums for employee coverage under the HDHP health plan
• Life insurance, STD/LTD term disability coverage with employer‑paid premiums
• 401(k) plan with a match that is 100% vested after two years of service
• FSA/DFSA/HSA flexible benefit plans
• Annual tuition and professional development reimbursement benefit

Application Deadline: July 30, 2026

Alpha Omega 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, or veteran status, or any other protected class.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities.
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.