System Administrator

Company: Maximus
Location: Schertz
Posted on: March 4, 2026

Job Description:

General information Job Posting Title System Administrator Date Wednesday, February 18, 2026 City San Antonio State TX Country United States Working time Full-time Description & Requirements Maximus is a trusted federal partner supporting mission?critical programs across national security, defense, and public service delivery. Recent contract awards in cybersecurity and operational readiness underscore Maximus’ role as a reliable prime for high?impact government missions. Joining Maximus means contributing to meaningful work in fast?paced environments alongside professionals committed to service, accountability, and results. This position is contingent upon contract award and position availability. Selected candidates will receive a contingent offer of employment, which will become final only upon successful contract award to Maximus, availability of the position, and receipt of authorization to proceed. This position is fully onsite in San Antonio, TX and requires an active TS/SCI or higher. Maximus TCS (Technology and Consulting Services) Internal Job Profile Code: TCS221, T5, Band 8 Job-Specific Essential Duties and Requirements: - Provides subject matter proficiency for work described in the task. - Responsible for providing analytical skills to support process improvement, specialized studies, and definition of requirements. - Typical duties include analysis, planning, developing procedures, developing functional architecture, and other related management and technical duties. - Responsible for supporting deployments of the JCO system on the JCC2 AWS environment, if needed. - Responsible for providing support for the timely deployment of hotfixes/patches when necessary. Job-Specific Minimum Requirements: - Active TS/SCI clearance required - Must be able to report on-site in San Antonio, TX up to five days per week based on customer requirements. - IAT Level II certification - At least 10 years of IT systems administrative experience with both Microsoft and Linux platforms - 2 years of proficient understanding of maintenance (patching, STIG, and upgrade processes) on AWS cloud infrastructure - Demonstrated experience and/or training in system administration and development best practices in AWS development - Demonstrated experience with security and compliance of DoW Gov. Cloud hosted infrastructure Preferred Skills and Qualifications: - Bachelor’s Degree in an associated field - AWS Solutions Architect certification - AWS SysOps Administrator certification - Red Hat certification techjobs clearance veteranspage USCYBERCOM Minimum Requirements TCS221, T5, Band 8 EEO Statement Maximus is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, age, national origin, disability, veteran status, genetic information and other legally protected characteristics. Pay Transparency Maximus compensation is based on various factors including but not limited to job location, a candidate's education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment. Annual salary is just one component of Maximus's total compensation package. Other rewards may include short- and long-term incentives as well as program-specific awards. Additionally, Maximus provides a variety of benefits to employees, including health insurance coverage, life and disability insurance, a retirement savings plan, paid holidays and paid time off. Compensation ranges may differ based on contract value but will be commensurate with job duties and relevant work experience. An applicant's salary history will not be used in determining compensation. Maximus will comply with regulatory minimum wage rates and exempt salary thresholds in all instances. Accommodations Maximus provides reasonable accommodations to individuals requiring assistance during any phase of the employment process due to a disability, medical condition, or physical or mental impairment. If you require assistance at any stage of the employment process—including accessing job postings, completing assessments, or participating in interviews,—please contact People Operations at applicantaccom@maximus.com . Minimum Salary $ 130,000.00 Maximum Salary $ 160,000.00

Keywords: Maximus, San Antonio , System Administrator, IT / Software / Systems , Schertz, Texas