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Senior IT Engineer Jobs (On-site work)

2733 Job Offers

Senior Site Reliability Engineer
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Vietnam , Hanoi
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Not provided
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Optimizely
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Senior Data Engineer
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Argentina , Buenos Aires
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ELEKS
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Senior Data Engineer, Machine Learning
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United States , Menlo Park
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227358.00 - 240460.00 USD / Year
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Meta
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Senior Principal Operations Engineer - (Pre-Comm)
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Malaysia , Kuala Lumpur
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McDermott
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Senior Network Engineer
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Senior Network Engineer sought for a contract role in Houston. You will design, configure, and optimize complex LAN, WAN, and wireless networks using Cisco routers, switches, and ISE, alongside Aruba Wireless solutions. Requires 5+ years of experience with BGP, OSPF, and VPNs, plus strong trouble...
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United States , Houston
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McDermott
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Senior Field Engineer - (Pre-Comm)
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Malaysia , Kuala Lumpur
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McDermott
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Senior Site Reliability Engineer
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Senior Site Reliability Engineer needed to maintain and automate a Kubernetes-based platform in Reston, VA. Requires 5+ years in cloud infrastructure, Terraform, CI/CD (Argo CD), and AWS. You’ll ensure high availability, security, and scalability while collaborating across teams. Benefits include...
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United States , Reston
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147400.00 - 221200.00 USD / Year
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Senior DevOps Engineer
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Senior DevOps Engineer sought for a long-term medical diagnostics project in Warsaw, Poland. You will drive software compliance for ~400 products, analyzing SBOMs, dependencies, and CI/CD pipelines in regulated FDA/EU environments. Requires expertise in DevOps, Git, Linux/Windows, scripting (Pyth...
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Poland , Warsaw
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Astek
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Senior Maintenance Engineer
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United Kingdom , Oxford
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50000.00 - 65000.00 GBP / Year
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Carriera Limited
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Senior Mechanical Design Engineer
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Senior Mechanical Design Engineer role in Lewis Center, OH, focused on developing advanced mechanical designs for automated assembly systems. Requires a bachelor’s in mechanical engineering, 5+ years of experience, and SolidWorks 3D CAD proficiency. Key responsibilities include mentoring engineer...
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United States , Lewis Center
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ATS Automation Tooling Systems Inc.
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Systems Engineer Senior Level
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Senior-Level Systems Engineer needed for a DDI Operations Team supporting the U.S. Government in Laurel, MD. Must hold an active TS/SCI with Fullscope Polygraph and possess expertise in DNS, DHCP, IPAM, and Infoblox. Key responsibilities include automating workflows, troubleshooting complex netwo...
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United States , Laurel
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160000.00 - 215000.00 USD / Year
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Integrity Technology Consultants
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Application Engineer Senior Level
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United States , Linthicum
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200000.00 - 250000.00 USD / Year
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Integrity Technology Consultants
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Digital Software Engineering Senior Group Manager – Head of Quality & Performance Engineering
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India , Chennai; Pune
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Citi
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Senior Engineering Consultant
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Senior Engineering Consultant sought in Odense, Denmark, to lead complex projects in Food & Pharma. Leverage your 8+ years of experience in Civil or Mechanical Engineering to bridge clients, contractors, and suppliers. Drive design, tendering, and construction execution while managing budgets and...
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Denmark , Odense
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Life Science Talent
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Senior GxP Engineer, Endpoint Engineer
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Senior GxP Endpoint Engineer needed to own and manage Moderna’s validated SCCM environment in Cambridge, MA. You will ensure compliant OS deployments, patching, and application distribution under strict QA and change control. Requires 6+ years of SCCM/MECM experience and proven GxP/GMP validation...
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United States , Cambridge
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130800.00 - 209400.00 USD / Year
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Moderna
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Senior Power Platform Automation Engineer
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Poland , Warsaw
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Moderna
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Senior General/Interdisciplinary Engineer
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United States , Bedford / Hanscom AFB
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135000.00 - 145000.00 USD / Year
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Astrion
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Senior OPIR Systems Engineer
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United States , El Segundo
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170000.00 - 190000.00 USD / Year
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Astrion
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Senior Quality Assurance Engineer (JS)
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Senior QA Engineer (JS) sought for the world’s largest B2B recommerce platform. You will design robust automation frameworks using JavaScript/TypeScript, Playwright, and Cypress, integrating E2E, API, and UI tests into CI/CD pipelines. Based in Ukraine, this role offers equity, global collaborati...
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Ukraine
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StartupSoft
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Senior Full-stack Engineer (React + Node.js, Nest.js)
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Ukraine
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StartupSoft
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About the Senior IT Engineer role

Discover and apply for Senior IT Engineer jobs, a pivotal role at the intersection of technology strategy and hands-on execution. Senior IT Engineers are seasoned professionals responsible for designing, implementing, and maintaining the complex technological infrastructure that powers modern organizations. They act as technical leaders, bridging the gap between high-level architectural decisions and day-to-day operational stability. This career path is ideal for those who enjoy solving intricate problems, mentoring others, and ensuring that critical systems are robust, secure, and scalable.

Professionals in these roles typically shoulder a broad range of responsibilities. A core duty is the architectural design and deployment of enterprise-level systems, including networks, servers, cloud platforms (like AWS, Azure, or GCP), and data storage solutions. They develop and enforce IT policies, security protocols, and disaster recovery plans to safeguard organizational data and ensure business continuity. Senior IT Engineers are also deeply involved in automation, scripting repetitive tasks using tools like Python, PowerShell, or Ansible to enhance efficiency and reduce human error. They provide escalated technical support, troubleshooting complex system outages and performance bottlenecks, and often lead post-incident reviews to prevent future issues. Furthermore, they collaborate closely with software development teams to optimize deployment pipelines (DevOps/CI/CD) and with business stakeholders to translate technical requirements into reliable solutions.

To excel in Senior IT Engineer jobs, a specific set of skills and qualifications is commonly required. Most positions demand a bachelor’s degree in computer science, information technology, or a related field, coupled with 5-10 years of progressive hands-on experience. Expertise in core areas such as networking (TCP/IP, DNS, firewalls), operating systems (Linux/Windows), virtualization (VMware, Hyper-V), and cloud services is essential. Strong scripting and coding skills are increasingly mandatory. Beyond technical prowess, senior roles require excellent problem-solving abilities, project management skills to lead initiatives from conception to completion, and effective communication to explain complex issues to non-technical audiences. Professional certifications (e.g., CISSP, AWS Solutions Architect, CCNP) are highly valued. Leadership qualities are crucial, as these engineers frequently mentor junior staff, make key technology recommendations, and influence the strategic IT direction of the company.

Exploring Senior IT Engineer jobs opens doors to a career defined by continuous learning and significant impact. These professionals are the backbone of IT operations, ensuring that the digital foundation of an enterprise is not only functional but also innovative and aligned with future growth. If you are a technical expert seeking a role with leadership, depth, and strategic importance, pursuing senior-level positions in IT engineering is a compelling path forward.