System Administrator - Top Secret Clearance (TS/SCI)

Diversified Technical Services, Inc; San Antonio (TX); On-site; USD 110,000 - 150,000; Full time

Benefits offered by this job

401(k) Retirement Plan with Employer

Paid Vacation Time

Paid Federal Holidays

Paid Sick Leave

Health Insurance

Dental & Vision Insurance

Short and Long Term Disability

Life Insurance

Supplemental Insurance (Accidental, H.

Certification & Tuition Reimbursement

Job summary

Diversified Technical Services, Inc. seeks a System Administrator with TS/SCI clearance to sustain and integrate cyber systems for military clients. You will work with government and contractor teams to manage servers, networks, and virtual infrastructures under DoD standards.

You will develop procedures, document configurations, and provide on-call support, ensuring secure, reliable operation of systems and applications across environments.

Qualifications

• Experience in classified environments and system admin duties.
• Ability to analyze, diagnose, and document complex system issues.
• Experience with Windows or Linux server ecosystems and virtualization.
• Familiarity with DISA STIGs and DoD security standards.
• Experience with threat management and IDS/IPS tools.

Responsibilities

• Maintain existing IT systems per DoD standards and sustain applications.
• Investigate and resolve complex hardware/software and network issues.
• Collaborate with government/military personnel to administer systems.
• Develop SOPs and document configurations and patches.
• Provide on-call support and report system status and tasks.

Skills

Windows Server 2012/2016

Linux (Red Hat/CentOS)

VMware Workstation

Citrix XenDesktop

Oracle VM VirtualBox

DISA STIG familiarity

Threat management & IDS

Fiber optic handling

Education

Tools

Trend Micro Deep Security

Snort

Sourcefire

McAfee Anti-Virus

CloudShield

SolarWinds

Job description

System Administrator - Top Secret Clearance (TS/SCI)

DTSI is seeking a System Administrator to provide Cyber System sustainment and integration services to military organizations across the country. This team of cyber operators will perform full spectrum lifecycle support for existing and emerging technology systems focused on guaranteeing the U.S. military's freedom of action in the contested cyber domain. Assignment will include exposure to a full gambit of technology identification, development, integration and test, and product lifecycle support.

Duties and Responsibilities

• Maintain existing IT systems and environments IAW disciplined engineering practices and sustain applications, databases and interfaces in compliance with applicable Air Force and/or Department of Defense standards.
• Investigate, analyze, isolate, characterize, diagnose, resolve, and document complex application software, network, hardware, and operator-induced anomalies and system deficiencies.
• Work in teams consisting of government, military, and other contractor personnel to support, administer, troubleshoot, modify and upgrade computer systems, devices, and software; including but not limited to: firmware configuration, storage, networking, virtual infrastructure management, load balancing, system optimization, development and application of system unique patches and commercial patches, software installation, software updating, backup, restore, and data transfer.
• Develop and maintain standard operating procedures and documentation for scripts, programs, process flow, and system configurations while participating in meeting and phone calls.
• Provide presentations and recommendations and report on system status, updates, schedules, and technical tasks assigned. This will include security non-compliance fixes, analysis and determination of normal system behaviors.
• Provide on-call assistance to users for troubleshooting, installation, and maintenance.
• Draft scripts, administration, tools, and on-site software to maintain the system.

Required Qualifications

• 4 years of experience working as a system administrator within classified environments
• Combination of experience with Windows Server (2012, 2012 R2, or 2016) OR with Linux operating systems (Red Hat, CentOS, other)
• Combination of experience with any personal cloud and virtualized desktop infrastructures: VMware Workstation 11 (or newer), Citrix XenDesktop 3 (or newer), and Oracle VM VirtualBox 4 (or newer)
• Familiarity with DISA Security Technical Implementation Guide
• Experience with threat management and intrusion detection and prevention systems such as Trend Micro Deep Security, Snort, Sourcefire, McAfee Anti-Virus, or CloudShield

Desired Skills

• Experience with SolarWinds
• Experience or familiarity with AWS, Azure, and application migration
• Database experience in either MySQL or SQL Plus
• Ability to work physically with fiber: cutting, splicing, connecting, etc.

Security Requirements

• Current Top Secret/Sensitive Compartmented Information (TS/SCI) clearance
• DoD 8570 IAT Level II Certification: Security+

Inclusion & Diversity

DTSI is an Equal Opportunity 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

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.