Senior Systems Administrator Jobs in Richardson, TX
Senior Systems Administrator jobs in Richardson, Texas are in active demand, with employers like OSI Systems, Lennox International, and Lennox among those hiring. See the openings below and apply to the ones that match your experience.
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How You'll Help Us Connect the World
As the IT Infrastructure Team Lead, you will define and drive the technical architecture strategy for the company's enterprise infrastructure environment. You will partner closely with IT Operations, Security, End User Computing, Cloud, and Network teams to design scalable, secure, and resilient infrastructure solutions that support business growth and modernization initiatives.
This role serves as the technical authority for infrastructure architecture, ensuring alignment across on-premises and cloud environments while establishing standards, roadmaps, and best practices for the future state of the enterprise. This is the perfect role for a technically strong architect ready to transition to a leadership position.
You Will Make an Impact By:
- Developing and maintaining the enterprise infrastructure roadmap, including compute, storage, virtualization, cloud, backup, and disaster recovery strategies.
- Designing scalable and secure infrastructure architectures that support business applications and global operations.
- Partnering with Cloud, Platform, Network, and Security teams to ensure solutions are aligned with enterprise standards and long-term strategy.
- Leading infrastructure modernization initiatives, including cloud adoption, automation, and platform optimization efforts.
- Evaluating emerging technologies and making recommendations that improve reliability, performance, security, and cost efficiency.
- Establishing architectural standards, reference designs, and governance processes for infrastructure deployments.
- Providing technical leadership for major projects, including data center, cloud, network, and end-user computing initiatives.
- Supporting capacity planning, business continuity, disaster recovery, and infrastructure lifecycle management activities.
- Collaborating with vendors and strategic partners to evaluate solutions and guide technology investments.
- Serving as a senior technical escalation point for complex infrastructure challenges and root-cause analysis efforts.
- Driving automation and Infrastructure-as-Code practices to improve operational efficiency and consistency.
- Bachelor's degree in Information Technology, Computer Science, Engineering, or a related field.
- 8+ years of progressive experience in infrastructure engineering, architecture, or related IT disciplines.
- Strong experience designing enterprise infrastructure solutions across compute, storage, virtualization, networking, and cloud platforms.
- Experience with Microsoft and hybrid-cloud environments, including Azure and/or AWS.
- Experience with virtualization platforms such as VMware vSphere or VMware Cloud Foundation.
- Strong understanding of Active Directory, Entra ID, DNS, DHCP, identity management, and enterprise authentication technologies.
- Knowledge of infrastructure security principles, hardening standards, and compliance requirements.
- Excellent communication skills with the ability to translate technical concepts for business and executive audiences.
- Experience with backup, disaster recovery, and business continuity planning.
- Experience supporting global manufacturing or technology organizations.
- Experience with automation technologies such as PowerShell, Python, Ansible, or Terraform.
- Familiarity with modern endpoint management solutions including Intune and Autopilot.
- Experience leading infrastructure transformation or cloud migration initiatives.
- Industry certifications such as Azure Solutions Architect, AWS Solutions Architect, VMware VCP/VCAP, or TOGAF.
Explore exciting career opportunities at ANDREW, part of the Amphenol family. With a legacy of over 85 years in wireless innovation, we empower mobile operators and enterprises with cutting-edge solutions.
ANDREW, an Amphenol company, is proud of our reputation as an excellent employer. Our focus is to provide the highest level of support and responsiveness to both our employees and our customers, the world's largest technology companies. ANDREW offers the opportunity for career growth within a global organization. We believe that our company is unique in that every employee, regardless of his or her position, has the ability to positively impact the business.
ANDREW is an “Equal Opportunity Employer” - Minority/Female/Disabled/Veteran/Sexual Orientation/Gender Identity/National Origin
For additional company information please visit our website at https://www.andrew.com/
Please note we do not accept applications via email. If you have questions after applying, please contact talentacquisition@andrew.com
See All 11 Senior Systems Administrator Jobs in Richardson
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Find JobsSenior Systems Administrator Job Market in Richardson
Who's Hiring
- OSI Systems4

- Lennox International2

- Lennox1

- Celestica1

- Amazon1

Top Industries Hiring
- Electronics & Hardware5
- Manufacturing3
- Consumer Goods2
- Technology & Software2
- Retail1
Senior Systems Administrator Jobs in Richardson: Frequently Asked Questions
How many senior systems administrator jobs are there in Richardson?
There are 11+ senior systems administrator openings in Richardson, Texas on Migrate Mate as of June 2026. New positions post regularly as Richardson employers hire.
Which companies hire senior systems administrators in Richardson?
Companies currently hiring senior systems administrators in Richardson include OSI Systems, Lennox International, and Lennox, per current listings on Migrate Mate as of June 2026.
Are there remote senior systems administrator jobs in Richardson?
Yes. About 33% of senior systems administrator openings tied to Richardson are remote or hybrid as of June 2026. The rest are on-site roles based in and around Richardson.
Which industries hire the most senior systems administrators in Richardson?
Most senior systems administrator openings in Richardson sit in Electronics & Hardware, Manufacturing, and Consumer Goods, per current listings on Migrate Mate as of June 2026.
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