TISTA Science and Technology Corporation

TISTA Science and Technology

Installation Engineer

Install IT equipment, deploy/maintain IT systems, troubleshoot connectivity, document configurations, and manage data-center tasks.

Senior Software/System Architect

Experience in AWS/Azure cloud design, IaC (Terraform/ARM/Bicep/CloudFormation), automation (Ansible/SSM), monitoring (CloudWatch/Azure Monitor), security, networking, scripting (Bash/Powershell/Python).

Design, build, and manage scalable cloud infrastructure; Linux administration; IaC; automation; monitoring; security; on-call.

Functional Area Expert II

ServiceNow expertise, requirements analysis, Agile/Scrum, stakeholder collaboration, documentation, SDLC, UX/CX focus.

Experience turning business needs into detailed ServiceNow requirements; strong communication; ServiceNow platform expertise; Agile/Scrum experience; SDLC knowledge; UX/CX focus; client presentations and documentation.

Senior Software/System Architect (Keysight Ixia)

Senior architect with Keysight Ixia expertise; design/integrate observability; TLS/SSL remediation; hybrid cloud experience; strong documentation.

Senior architect with Keysight Ixia expertise; network observability, integration with monitoring/security tools, TLS/SSL remediation, and strong documentation.

Senior System Engineer

Senior Linux systems engineer with cloud (AWS/Azure) and IaC experience; strong scripting; security and IAM knowledge; on-site support for DoD-related environment.

Senior System Engineer with strong Linux, cloud, IaC, and security skills; requires advanced degree or equivalent experience; 10+ years of experience; active Tier 4/HIGH background clearance; on-site in Austin, TX.

Senior System Administrator (Linux)

Senior System Administrator

5+ years Linux administration; enterprise Linux environments; virtualization and cloud; scripting; on-call; on-site in Austin, TX.

5+ years Linux system admin; enterprise Linux; virtualization and cloud; scripting/automation; on-call rotation may be required.

Automation Test Engineer

10+ years IT experience; healthcare/claims knowledge; 2+ years in test automation with Selenium; Agile/DevOps; strong SQL/Oracle; Java/.NET; testing tools; test data; SDLC experience.

10+ years IT experience; healthcare/claims domain knowledge; 2+ years of Selenium automation; Java/.Net; SQL; Agile/DevOps; test planning and data preparation; strong communication.

Business Architect/Design

Bachelor’s degree and 10+ years of IT/management experience; strong integration and system engineering expertise.

Experience integrating solutions using cloud, big data, and systems engineering; strong stakeholder communication; HIPAA/security awareness; SDLC knowledge; 10+ years in IT/engineering roles.

Functional Area Expert II (Linux/Unix)

Extensive Linux/Unix system administration, scripting, DevOps, security, virtualization, cloud, and project leadership; 10+ years of relevant experience; TS/SCI-like background check eligibility.

Expert Linux/Unix system administration; scripting; DevOps; security; virtualization; cloud; and cross-team collaboration.

Extensive IT experience in analysis, design, and integration of information systems; strong SharePoint, Power Platform, and M365 skills; ability to design automation and evaluate cost and risk.

Extensive IT experience in analysis, design, and integration of information systems; Power Platform and SharePoint expertise; security/governance; strong communication.

Senior SME in SharePoint Online and Power Platform; experienced in automation, agile development, requirements gathering, and UI/UX.

SME in SharePoint Online and Office 365 integration with Power Platform; strong experience in automation, UX design, and Agile; hands-on with Power Automate, PowerApps, Power BI, and Power Virtual Agent.

Title	Location	Date
Installation Engineer Full Time · 5+ YOE Austin, Texas, United States · Onsite	Austin, Texas, United States Onsite	Mar 26, 2026
Senior Software/System Architect Full Time · 10+ YOE Austin or Texas · Onsite	Austin or Texas Onsite	Mar 11, 2026
Senior Software/System Architect Full Time · 10+ YOE Austin, Texas, United States · Onsite	Austin, Texas, United States Onsite	Mar 11, 2026
Functional Area Expert II Full Time · $74K-$86K · 10+ YOE United States · Remote	United States Remote	Mar 9, 2026
Functional Area Expert II Full Time · $74K-$86K · 10+ YOE United States · Remote	United States Remote	Mar 9, 2026
Senior Software/System Architect (Keysight Ixia) Full Time · $91K-$104K · 10+ YOE United States · Remote	United States Remote	Mar 3, 2026
Senior Software/System Architect (Keysight Ixia) Full Time · $91K-$104K · 10+ YOE United States · Remote	United States Remote	Mar 3, 2026
Senior System Engineer Full Time · 10+ YOE Austin, Texas, United States · Onsite	Austin, Texas, United States Onsite	Feb 23, 2026
Senior System Engineer Full Time · 10+ YOE Austin, Texas, United States · Onsite	Austin, Texas, United States Onsite	Feb 23, 2026
Senior System Administrator (Linux) Full Time · 5+ YOE Austin, Texas, United States · Onsite	Austin, Texas, United States Onsite	Feb 19, 2026
Senior System Administrator (Linux) Full Time · 5+ YOE Austin, Texas, United States · Onsite	Austin, Texas, United States Onsite	Feb 19, 2026
Automation Test Engineer Full Time · $84K-$92K · 10+ YOE United States · Remote	United States Remote	Feb 12, 2026
Automation Test Engineer Full Time · $84K-$92K · 10+ YOE United States · Remote	United States Remote	Feb 12, 2026
Business Architect/Design Full Time · $65K-$83K · 10+ YOE United States · Remote	United States Remote	Feb 5, 2026
Business Architect/Design Full Time · $65K-$83K · 10+ YOE United States · Remote	United States Remote	Feb 5, 2026
Functional Area Expert II (Linux/Unix) Full Time · 10+ YOE Austin, Texas, United States · Onsite	Austin, Texas, United States Onsite	Dec 9, 2025
Functional Area Expert II (Linux/Unix) Full Time · 10+ YOE Austin, Texas, United States · Onsite	Austin, Texas, United States Onsite	Dec 9, 2025
Senior System Engineer Full Time · $80K-$98K United States · Remote	United States Remote	Dec 3, 2025
Senior System Engineer Full Time · $80K-$98K · 10+ YOE United States · Remote	United States Remote	Dec 3, 2025
Senior Software/System Architect Full Time · $93K-$106K · 10+ YOE United States · Remote	United States Remote	Nov 24, 2025
Senior Software/System Architect Full Time · $93K-$106K United States · Remote	United States Remote	Nov 24, 2025

Name	TISTA Science and Technology Corporation
Headquarters	US
Industries	IT ServicesGovernment Contracting
Activities	Software development servicesCybersecurity consulting servicesIT systems engineeringCloud migration servicesData management services
Type	Private
Employees	750
Tagline	Provides technology and cybersecurity services to federal government agencies.
Founded	2,005
Website	tistatech.com

TISTA Science and Technology Corporation

About TISTA Science and Technology Corporation