Systems Administrator III

Job Title Systems Administrator III Clearance Required Secret Work Location Onsite, San Antonio, TX Key Responsibilities Analyze, validate, implement, maintain, and configure current services and tools (examples include Active Directory (AD), System Center Operations Manager, Quest, Dell Quest maintenance tools) to minimize negative impacts to performance and scalability; work with other organizations and MTFs to coordinate operations and support of directory services across the enterprise; sustain and provide advanced enterprise‑level support for AD services and functions; document technical solutions as required. Utilize available tools, such as Quest Suite of Tools, to manage schema extensions, sites and services, domains and trusts, Group Policy Objects (GPO) administration and Organizational Unit (OU) administration. In addition, be responsible for advanced management, support, and optimization of the DHA’s MED365 Azure cloud environment. Support and maintain Active Directory and Entra ID architecture to provide authentication, synchronization, user provisioning, and authorization services for AD and cloud user accounts. Validate data encryption services on desktops and laptops for adherence with DHA and DoD regulations and policies; support deployment and maintenance of new government approved data encryption solutions as they become available. Manage and monitor Data Encryption services to ensure systems and all supported devices are updated; create, deploy, upgrade, and install data encryption client packages, files, and policies in accordance with maintenance window policies; and provide data encryption services status reports. Collaborate and support future data encryption projects initiated by DHA and DoD. Using MS SCOM, monitor system uptime availability and maintain the framework for new and existing applications, servers, and services that require monitoring at the enterprise level. Analyze DHA current enterprise system monitoring implementation and provide a status report before and after remediation actions engineered and executed. Customize enterprise monitoring rules, alerting, and reporting functions for applicable DHA applications and servers, and produce reports depicting the performance indicators for these applications and servers, such as “uptime” and “downtime.” Maintain disaster recovery capability and procedures and ensure all enterprise monitoring servers are compliant to the latest appropriate DISA STIGs. Implement digital signature and encryption requirements specified in DoDI 8520.02, “Public Key Infrastructure (PKI) and Public Key (PK) Enabling.” Manage, and maintain Public Key Encryption (PKE) and Public Key Infrastructure (PKI) in a Windows environment for compliance. Support installation and maintenance of physical and virtual servers, enhance efficiency of critical systems, and ensure compliancy with applicable Army, DoD, and industry guidelines and policies. Develop, validate, and document Disaster Recovery (DR) procedures for all supported device types within the on‑premise enterprise. Produce/update checklists, guides and/or standard operating procedures for enterprise monitoring and preventative maintenance. Prepare After Action Reports for submitted SITREPs, EXSUMs and UDRs. Manage, maintain, and support the DHA's MED365 Exchange Online environment. This includes tasks such as administering and configuring mailboxes, distribution lists, mail flow, and shared mailboxes. Monitor and troubleshoot email service performance and availability to ensure high reliability and uptime. Provide Tier 3 support for Exchange Online‑related issues and coordinate with DHA Engineers and Microsoft support for unresolved problems. Collaborate with other IT teams to integrate Exchange Online with other enterprise systems and services and support migration projects. Generate regular reports on email service performance and maintain detailed documentation of all configurations, changes, and troubleshooting activities. Manage the eDiscovery processes within the DHA's MED365 Tenant to ensure compliance with legal and regulatory requirements. This involves handling data collection, preservation, processing, review, and production for litigation, investigations, and audits. Coordinate the eDiscovery process, develop and implement policies and procedures, and ensure data integrity and security throughout the lifecycle of electronically stored information (ESI). Review, manage review platforms, and tools, assist legal teams with data analysis, and produce ESI in response to legal requests. Ensure that eDiscovery practices adhere to legal and regulatory standards, provide training, and support internal teams, and continuously seek to improve the efficiency and effectiveness of the eDiscovery program. Manage and mitigate risks associated with data spillage and leakage. Monitor, identify, and respond to incidents involving unauthorized data exposure, ensuring containment and remediation measures are implemented. Address phishing attacks and other cybersecurity threats by coordinating with the security team to investigate, resolve, and prevent such incidents. All other duties as assigned. Education Required Qualifications BS degree in Information Technology, Cybersecurity, Data Science, Information Systems, or Computer Science from an ABET accredited or CAE designated institution. Experience / Skills 3+ years of relevant experience Active Secret (or above) Clearance Certification(s) CompTIA Security+ or similar (Cloud+, GICSP, SSCP, or GSEC) Microsoft Certified: Azure Administrator Associate or Microsoft Certified: Windows Server Hybrid Administrator Associate Salary And Benefit Information The likely salary range for this position is $75,000 – $113,785. 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 June 3, 2026 Benefits 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 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. Our Company Alpha Omega is an award‑winning Federal IT solutions provider dedicated to delivering mission‑enabling technology and strategic solutions across the National Security, Federal Financial, Healthcare, and Space & Science domains. Since our founding in 2016, we have grown to over 800 employees nationwide with $230 million in revenue. With the January 2025 acquisitions of SeKON and Macro Solutions, we have expanded our capabilities to further support our customers in digital modernization, artificial intelligence, and cybersecurity. We are committed to supporting our agency partners as they transform their operations, delivering on our purpose to ensure the safety, security, and well‑being of future generations. Equal Opportunity Employer 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. #J-18808-Ljbffr