Top Companies Hiring for System Administrator Jobs

Tata Consultancy Services is an IT services, consulting and business solutions organization that has been partnering with many of the world’s largest businesses in their transformation journeys for over 50 years. TCS offers a consulting-led, cognitive powered, integrated portfolio of business, technology and engineering services and solutions. This is delivered through its unique Location Independent Agile™ delivery model, recognized as a benchmark of excellence in software development. A part of the Tata group, India's largest multinational business group, TCS has over 528,000 of the world’s best-trained consultants in 46 countries. The company generated consolidated revenues of US $22.2 billion in the fiscal year ended March 31, 2021 and is listed on the BSE (formerly Bombay Stock Exchange) and the NSE (National Stock Exchange) in India. TCS' proactive stance on climate change and award-winning work with communities across the world have earned it a place in leading sustainability indices such as the MSCI Global Sustainability Index and the FTSE4Good Emerging Index. For more information, visit www.tcs.com

From day one, IBMers have the trust to create incredible things that alter the future for us, for each other, for our clients — and for the world. Around the globe, we’re constantly evolving who we are, adapting with purpose, and building an environment where everyone thrives, both individually and collectively. In partnership with our clients, we lead the way in groundbreaking technologies to make a difference in local communities – IBMers innovate with curiosity, openness, and a shared commitment to redefine industries and build what’s next.

We're one of the world's leading professional services organisations. We have 19 base offices across the UK allowing us to be agile in how we work with our clients and how we collaborate as a business. Our purpose - to build trust in society and solve important problems - reflects ‘why’ we do what we do. Our strategy provides us with ‘what’ we do. But ‘how’ we deliver our purpose and strategy is what sets us apart and that is driven by our culture, values and behaviours. We believe that investing in the development of a broad range of skills, experiences and backgrounds not only gives us a competitive edge, but it also puts us in the best position of meeting the needs of our business and our clients.

Wipro Limited (NYSE: WIT, BSE: 507685, NSE: WIPRO) is a leading technology services and consulting firm focused on building innovative solutions that address clients’ most complex digital transformation needs. Leveraging our holistic portfolio of capabilities in consulting, design, engineering, and operations, we help clients realize their boldest ambitions and build future-ready, sustainable businesses. With over 230,000 employees and business partners across 65 countries, we deliver on the promise of helping our customers, colleagues, and communities, to thrive in an ever-changing world.

Atos Group is a global leader in digital transformation with c. 70,000 employees and annual revenue of c. € 10 billion, operating in 67 countries under two brands — Atos for services and Eviden for products. European number one in cybersecurity, cloud and high-performance computing, Atos Group is committed to a secure and decarbonized future and provides tailored AI-powered, end-to-end solutions for all industries. Atos is a SE (Societas Europaea) and listed on Euronext Paris. At Atos, we’re helping design an AI-powered digital future. By bringing together the best people, technologies and partners, we power digital transformation every day. From mission-critical environments to cloud and cyber services, we meet clients where they are and take them where they need to go. Our technologies are seamless, secure, and built with sustainability at their core. With innovation embedded in everything we do, we’re reinventing tomorrow for our clients, our people and society at large. Together, we’re shaping the future of digital.

Tech Mahindra represents the connected world, offering innovative and customer-centric information technology experiences, enabling Enterprises, Associates and the Society to Rise™. We are a USD 4.9 billion company with 118,390+ professionals across 90 countries, helping over 930 global customers including Fortune 500 companies. Our convergent, digital, design experiences, innovation platforms and reusable assets connect across a number of technologies to deliver tangible business value and experiences to our stakeholders. Tech Mahindra is the highest ranked Non-U.S. company in the Forbes Global Digital 100 list (2018) and in the Forbes Fab 50 companies in Asia (2018). We are part of the USD 21 billion Mahindra Group that employs more than 200,000 people in over 100 countries. The Group operates in the key industries that drive economic growth, enjoying a leadership position in tractors, utility vehicles, after-market, information technology and vacation ownership.

Astreya is the leading IT solutions provider for some of the world’s most recognizable and innovative organizations. Our journey started in 2001 in the heart of Silicon Valley, and reached to a global footprint of 30 countries with over 1000 IT professionals. We enable businesses to make better decisions, achieve operational efficiency and gain a competitive edge. The Astreya advantage is centered around 1) Our focus and clear vision: We believe it’s better to do a few things great. We have a relentless focus on delivering service excellence across our core solution pillars. 2) World class talent: We provide great people with exceptional abilities to assess, build, manage and maintain complex technologies in a fun, engaging, and inclusive growth environment. 3) Innovative technology: Creativity is in our DNA. Our dedicated R&D team and Center of Excellence brings innovative technology and tools to bear for our clients.