Senior Windows Linux Systems Engineer jobs

Remote or Arlington, Virginia

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Today

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Full-time

IT Security Technical Lead

Round Rock, Texas

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Today

Job Description IT Security Technical Lead - Vulnerability Management responsible for developing, leading, and continuously improving the enterprise-wide Vulnerability Management and Security Assessment programThis role ensures that vulnerability management across systems, applications, and clouds are identified, assessed, prioritized, and remediated alignment with business risk and compliance objectives.The successful candidate will combine technical expertise, strategic oversight, and leaders

Full-time

Sr Site Reliability Engineer/ Sr Software Engineer

Yarmouth, Maine

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Today

Overview We are seeking a full-time Senior Site Reliability Engineer/ Senior Software Engineer in our Yarmouth, Maine location. In this role, you will be responsible for assisting with improvements to platform and application security, provisioning cloud infrastructure, and setting up CI/CD pipelines. This role is open to current residents of Maine and New Hampshire only. We will assist with relocation to the Yarmouth, ME area only from those states. Essential Functions Serves in a leadership

Full-time

High Performance Computing System Administrator, Sr Analyst, Onsite Tucson AZ

Tucson, Arizona

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13d ago

Date Posted: 2026-02-25 Country: United States of America Location: US-AZ-TUCSON-M05 ~ 1151 E Hermans Rd ~ BLDG M05 (External Site) Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance Type: Secret - Current Security Clearance Status: Active and existing security clearance required on day 1 System Administrator, High Performance Computing (

Full-time

USD 68,900.00 per year

Senior Application Support/Automation Engineer

Berkeley Heights, New Jersey

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Today

{"description": " Calling all innovators - find your future at Fiserv. We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, c

Full-time

USD 100,000.00 - 165,600.00 per year

Lead Software Engineering

Mason, Ohio

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Today

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trus

Full-time

Senior Technology Risk Analyst: Program Manager, Risk & Controls

O'Fallon, Missouri

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11d ago

{"description": " Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize

Full-time

USD 88,000.00 - 141,000.00 per year

Senior Database Administrator

Berkeley Heights, New Jersey

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Today

Location: Berkeley Heights, NJ Salary: $73.00 USD Hourly - $74.00 USD Hourly Description: Senior Database Administrator Location: Berkeley Heights, NJ - 5 Days Onsite Duration: 9+ Months Contract to Hire Job Description Job Responsibilities The Senior Database Administrator designs, installs, maintains and upgrades the enterprise's production databases. Provides technical expertise in the use of database technology. Accountable for the overall performance of the enterprise's database environ

Contract

USD 73.00 - 74.00 per hour

Senior DevOps & CI Infrastructure Software Engineer, AISW Group

No location provided

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Today

Company: Qualcomm Intl Inc., Mexico Branch Office Job Area: Engineering Group, Engineering Group > Software Engineering General Summary: As a leading technology innovator, Qualcomm pushes the boundaries of what is possible to enable next generation experiences while driving digital transformation to help create a smarter, connected future for all. As part of the AISW engineering team, you will participate in delivering machine learning techniques, frameworks, and tools that enable the efficie

Full-time

Senior Azure Cloud Architect

Bedford, Massachusetts

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Today

General program information and/or position overview. Leidos was awarded the U.S. Air Force Cloud One Architecture and Common Shared Services contract and currently has an opening for aAzure Cloud Architect. This position focuses on and will coordinate across multiple areas as the program supports AWS, Azure, Google, and Oracle clouds. This is an exciting opportunity to use your experience to modernize a leading, global-scale multi-cloud environment in support of a critical mission, supporting

Full-time

USD 107,900.00 - 195,050.00 per year

ESD Technician III (Senior)

No location provided

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Today

GovCIO is seeking a motivated, career and customer-oriented ESD Technician (Senior) to join our team in Doral, FL. Responsibilities Responsibilities include but are not limited to: Provide expert-level and strategic technical support to end users, resolving highly complex hardware, software, and network issues that often require in-depth analysis and specialized knowledge Serve as a primary escalation point for mid and Junior Technicians, providing advanced mentorship, technical guidance, and

Full-time

USD 75,000.00 - 86,000.00 per year

Senior SRE/DevOps

California

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Yesterday

What You'll Do: Production Ownership & Incident Leadership Act as a Primary On-Call Engineer in a 24 7 production environment Lead response for high-severity incidents (P1/P2), including: Driving incident bridges Coordinating cross-team response Ensuring timely resolution and communication Serve as a point of accountability for production stability during assigned shifts Infrastructure & System Reliability Manage and support production infrastructure across cloud and on-prem environments Moni

Easy Apply

Full-time, Contract

Compensation information provided in the description

Cloud Lead & Data Center SME

Culver City, California

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24d ago

Location: Culver City, CA (Onsite - Locals preferred) Duration: 6 months Cloud Lead & Data Center SME Primary Skills : Windows Admin / Nutanix & Citrix Admin Secondary Skills : Linux Admin, AWS, Terraform & Ansible Over 10 years of experience in leadership roles specializing in Cloud and Data Centre technologies Acts as a Subject Matter Expert (SME) for cloud platforms (AWS, Azure, Google Cloud Platform, private cloud) and on premises data center technologies Defines and implements cloud and

Easy Apply

Contract

60 - 70

Senior Security Architect (Northern Virginia) - Mid-Atlantic region

Remote or Reston, Virginia

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Yesterday

{"description": "GuidePoint Security provides trusted cybersecurity expertise, solutions and services that help organizations make better decisions and minimize risk. By taking a three-tiered, holistic approach for evaluating security posture and ecosystems, GuidePoint enables some of the nation's top organizations, such as Fortune 500 companies and U.S. government agencies, to identify threats, optimize resources and integrate best-fit solutions that mitigate risk. NOTE : Only candidates living

Full-time

#Embedded NPU Software Engineer, Senior

San Diego, California

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Today

Company: Qualcomm Technologies, Inc. Job Area: Engineering Group, Engineering Group > Software Engineering General Summary: ** This position is not eligible for Qualcomm immigration sponsorship. ** As a leading technology innovator, Qualcomm pushes the boundaries of what's possible to enable next-generation experiences and drive digital transformation across industries. As a Qualcomm Software Engineer, you will design, develop, create, modify, and validate embedded and cloud-edge software, ap

Full-time

USD 111,300.00 - 166,900.00 per year

Product Security Engineer, Staff

San Diego, California

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Today

Company: Qualcomm Technologies, Inc. Job Area: Engineering Group, Engineering Group > Security Engineering General Summary: Job function includes participation in product security incident response, security research on Qualcomm products in detecting and mitigating security vulnerabilities, customer communications on product security related issues. Specific responsibilities may include binary analysis to identify vulnerabilities being used in active exploits; review of resolutions as part of

Full-time

USD 149,600.00 - 224,400.00 per year

Sr. Technical Support Associate

Jersey City, New Jersey

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Today

Job Req ID: 28271 About Supermicro: Supermicro is a Top Tier provider of advanced server, storage, and networking solutions for Data Center, Cloud Computing, Enterprise IT, Hadoop/ Big Data, Hyperscale, HPC and IoT/Embedded customers worldwide. We are the #5 fastest growing company among the Silicon Valley Top 50 technology firms. Our unprecedented global expansion has provided us with the opportunity to offer a large number of new positions to the technology community. We seek talented, pass

Full-time

USD 70,304.00 - 148,000.00 per year

Entry level & Senior Software Engineer, Core AI Software (Onsite)

San Diego, California

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Today

Company: Qualcomm Technologies, Inc. Job Area: Engineering Group, Engineering Group > Machine Learning Engineering General Summary: As a leading technology innovator, Qualcomm pushes the boundaries of what's possible to enable next-generation experiences and drive digital transformation, creating a smarter, connected future for all. As a Qualcomm AI Software Engineer, you will develop and implement cutting-edge machine learning techniques that enable the efficient utilization of state-of-the-

Full-time

USD 140,800.00 - 211,200.00 per year

Senior Systems Administrator

Spencer, Massachusetts

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13d ago

Date Posted: 2026-03-17 Country: United States of America Location: US-MA-WOBURN-WB1 ~ 235 Presidential Way ~ SPENCER BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date At Raytheon

Full-time

USD 68,900.00 per year

Senior Software Engineer (SWE-4)

Maryland

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Today

Leidos has a new and exciting opportunity for a Senior Software Engineer in our Intel Sector. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Te

Full-time

USD 107,900.00 - 195,050.00 per year

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Senior Windows Linux Systems Engineer jobs