System Administrator - Diversified Technical Services

System Administrator

DTSI is seeking a System Administrator to maintain the infrastructure of a mission critical enterprise environment ensuring reliability, security, and efficiency.  This role involves managing servers, networks, and other critical systems to support business operations effectively while implementing a SaaS solution for the United States Air Force (USAF) at Joint Base San Antonio (JBSA) - Randolph Air Force Base (RAFB).  

Responsibilities

• Install, configure, and maintain physical and virtual servers running Windows, Linux, or other operating systems.
• Monitor server performance, availability, and security.
• Implement and manage server updates, patches, and upgrades.
• Troubleshoot server issues and perform root cause analysis.
• Configure and maintain network devices such as routers, switches, firewalls, and VPNs.
• Monitor network performance and troubleshoot connectivity issues.
• Implement network security measures to protect against unauthorized access and cyber threats.
• Configure and maintain network services such as DNS, DHCP, and Active Directory.
• Implement and enforce security policies and procedures to safeguard the organization's systems and data.
• Perform regular security audits and vulnerability assessments.
• Respond to security incidents and conduct forensic investigations when necessary.
• Maintain and update antivirus software, firewalls, and intrusion detection/prevention systems.
• Develop and maintain backup and disaster recovery plans to ensure business continuity.
• Regularly backup critical data and test recovery procedures.
• Implement redundant systems and failover mechanisms to minimize downtime.
• Provide technical support to end-users on hardware, software, and network-related issues.
• Set up and configure user accounts, permissions, and access controls.
• Train users on IT systems and best practices.
• Maintain helpdesk ticketing system and prioritize support requests.
• Create and maintain comprehensive documentation of IT systems, configurations, and procedures.
• Provide training to staff on IT policies, procedures, and new technologies.

Requirements

• Proven experience as a System Administrator or similar role.
• Proficiency in administering Windows and Linux server environments.
• Strong knowledge of network protocols, routing, and switching.
• Experience with virtualization technologies such as VMware or Hyper-V.
• Familiarity with cybersecurity best practices and tools. 
• Excellent troubleshooting and problem-solving skills.
• Strong communication and interpersonal skills.

Education

• Bachelor's degree in computer science, Information Technology, or related field.  Experience will be considered in leu of degree.

Security Requirements

• DoD8570 IAT Level II - Security ce 
• Secret Clearance or Ability to obtain a Secret Clearance

Inclusion & Diversity
DTSI is an Equal Opportunity/Affirmative Action Employer. Applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.

Disclosure
DTSI is an equal opportunity employer that uses E-Verify to confirm work authorization. Background investigations may be conducted to determine applicant’s eligibility for a Department of Defense security clearance.

EEOC Know Your Rights
Pay Transparency Nondiscrimination Provision

Why DTSI

DTSI has built an unwavering reputation of delivering cutting-edge IT solutions with a focus on exceeding customer expectations and a relentless drive to be the best in the industry. Our success, undoubtedly, is a direct result of our people. We are intentional in seeking individuals who are hard-working, disciplined, visionary, and approach all tasks and interactions with an attitude of excellence. If this is you, we invite you to join Team DTSI!

Benefits

• 401(k) Retirement Plan with Employer Contribution
• Paid Vacation Time
• Paid Federal Holidays
• Paid Sick Leave
• Health Insurance
• Dental & Vision Insurance
• Short and Long Term Disability
• Life Insurance
• Supplemental Insurance (Accidental, Hospital Confinement, Cancer Assistance, Critical Illness)
• Certification & Tuition Reimbursement

Proud of Our Past. Improving the Present. Focused on the Future.

If you are unable to use our online application to apply for this position, please use one of the following options to submit your resume and qualifications:

• Email our Recruiter: jadabell@dtsi.com with job title in Subject line
• Mail to our corporate office:
  • DTSI
    121 Interpark Blvd, Suite 108
    San Antonio, TX 78216
    Attn: Recruiting - [job title]

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