Entry Level Network Systems Administrator Jobs in Texas

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 to include resetting and configuring devices. Identify and troubleshoot EM issues related to patches and servers. Troubleshoot and resolve DAR issues. Additionally, 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 server, extend scheduled lockout condition, initiate data recovery operations, and unlock machines as 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 incident(s) (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. There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, education and certifications as well as contract provisions regarding labor categories that are specific to the position and could fall outside of this range. 

Application Deadline: July 30, 2026 

Joining the Alpha Omega team entitles you to participate in all retirement benefits, plans of deferred compensation, health and insurance benefits, and other such benefits as set forth in the company’s policy and benefits manuals. See below, to name a few: 

• PTO including paid parental, military, and bereavement leave 
• Eleven (11) paid Federal holidays, five of which are floating holidays (as designated by the company’s holiday schedule each year) 
• 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 you complete two years of service 
• FSA/DFSA/HSA flexible benefit plans 
• Annual Tuition & Professional Development Reimbursement benefit 

We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most. 

Our Company: 

Alpha Omega is an award-winning solutions provider dedicated to delivering mission-enabling technology and strategic solutions for our customers. Since our founding in 2016, we have grown to over 700 employees nationwide consisting of former operators, technologists, and strategists who bring decades of government and industry experience. They are united by one purpose: ensuring our nation’s continued global leadership. 

We have a unified operating model providing technical capabilities and solutions for customers across two main business units: 

• National Security– supporting agencies such as the Department of Homeland Security (DHS), Navy, Air Force, Army, and the Department of State (DOS). 

• National Resilience – supporting agencies such as Federal Deposit Insurance Corporation (FDIC), Treasury, Health & Human Services (HHS), National Institutes of Health (NIH), National Oceanic and Atmospheric Administration (NOAA) and the United States Department of Agriculture (USDA) 

Through strategic partnerships, intellectual property, and relentless drive for innovation, Alpha Omega is shaping the future of government technology. We are proud to be a Virginia Best Places to Work 8 times, an Inc. 5000 honoree 7 times, and a Washington Post Top Workplaces 4 times. Join us in driving transformation that secures the nation's future. 

Culture and Values: 

Guided by our core values—Harmony, Engagement, Accountability, Resourcefulness, and Tenacity (HEART)— we foster a culture of innovation, collaboration, and continuous learning and are committed to delivering high-impact solutions. We recognize and reward hard work. 

Alpha Omega's culture is driven by our values and mission. We invest in top talent through mentorship, growth, and meaningful work. We value individuality, reward integrity, and foster a diverse, high-performing team united by purpose-at work, in service, and in the community. 

Alpha Omega Integration, LLC (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.