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Network Operations Senior System Administrator

Florida

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Microsoft Windows Server, Operating Systems (OS), Virtual Environments Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: Please take this opportunity to join one of GDIT's fastest long-standing growing programs!

Full-time

USD 85,093.00 - 95,450.00 per year

IT Network Engineer - Sr. System Administrator

Westminster, Colorado

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Today

Not everyone can claim to feed the world, but it is part of our every day. Behind everything we do for our farmers, there is one AGCO team making it happen. We are proud to put our curiosity to work, building a better and more sustainable world. Join our extraordinary team today! We are seeking a Senior Network Administrator to support our growing Global IT infrastructure. You will be both hands on working directly on systems and equipment as well as informing the long-term IT strategy for the o

Full-time

Network Operations Center - Windows System Administrator

Colorado Springs, Colorado

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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 System Administrator

Massachusetts

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Today

Position Summary Odyssey Systems has an exciting opportunity for a Senior Systems Administrator providing support to the Air Force Life Cycle Management Center-Ground Base Air Defense Sensor division (AFLCMC/ESG). The ESG Division manages efforts focused on developing, acquiring, fielding and sustaining programs that support worldwide communications, Battle Management, Command & Control, Intelligence, Surveillance & Reconnaissance (C2ISR), Air/Ground Surveillance, Time Critical Targeting, Comba

Full-time

USD 130,000.00 - 145,000.00 per year

Senior System Administrator

Phoenix, Arizona

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Today

Overview Edgewater Federal Solutions is seeking a Senior Systems Administrator to join our team. The Senior Systems Administrator will play a pivotal role in our IT operations, responsible for deploying, maintaining, enhancing, and supporting our IT infrastructure. This role requires leveraging and implementing modern solutions for deployment, configuration, and monitoring to meet customer requirements and ensure system reliability. Key responsibilities include managing Windows and Linux OS sys

Full-time

USD 115,000.00 - 120,000.00 per year

Sr. System Administrator

Fort Belvoir, Virginia

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12d ago

Overview SMS is seeking a Sr. System Administrator at Fort Belvoir, VA to support the DTRA I3TS Infrastructure Services team to maintain and optimize the Linux production environment. The candidate will be responsible for sustaining Linux servers as well as the conceptualization, design, development and implementation of new Linux capabilities. The candidate is expected work well as a part of the DTRA Systems Administration team using ITIL best practices as well as work independently on assigne

Full-time

Senior System Administrator

Ridgecrest, California

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Today

Location: NAWS China Lake, CA Security Clearance Requirement: Top Secret Telework Eligible? No, work will be performed on site at NAWS China Lake What You'll Do: Support mission-critical Navy training systems at NAWS China Lake, CA! As a Senior System Administrator, you will secure, sustain, and optimize complex DoD environments that directly enable warfighter readiness. This is a high-impact role for a technically strong professional who thrives in cybersecurity-focused, mission-driven ope

Full-time

USD 135,000.00 - 160,000.00 per year

Senior System Administrator

Beavercreek, Ohio

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Today

Applied Research Solutions is seeking a dynamic and adaptable System Administrator with a strong background in the Azure Cloud environment to join a fast-paced, cutting-edge technology program driving innovation in multidomain, multi-platform, multi-scale technologies and autonomy. In this role, the System Administrator's primary function will be to support a cloud-based Azure environment. Effective teamwork is essential as you collaborate with the development, security, and operations teams to

Full-time

Senior System Administrator Lead

Colorado Springs, Colorado

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Today

Job ID: 2614330 Location: Colorado Springs, CO, US Date Posted: 2026-07-07 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: TS.SCI Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking an experienced Senior System Administration Lead in Colorado Springs, CO to manage and enhance our enterprise IT infrastructure on the NI

Full-time

USD 160,001.00 - 200,000.00 per year

Senior System Administrator

Silver Spring, Maryland

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Today

Analytica is seeking a seasoned and adaptable Senior System Administrator to join our infrastructure team in supporting an innovative federal mission. In this role, you will provide high-level technical leadership, engineering expertise, and strategic vision to optimize, manage, and secure our enterprise hardware, software, and network ecosystems. Analytica has been recognized by Inc. Magazine as a fastest-growing private US small business. We work with U.S. government customers in health, civi

Full-time

Senior System Administrator

Laurel, Maryland

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Today

MANTECHseeksa motivated, career and customer-orientedSr. LinuxSystem Administratorto join our team inLaurel, MD.You will be part of a dedicated team delivering enterprise infrastructure capabilities for a global workforce that supports a wide range of national defense missions. This role directly supports the Enterprise Infrastructure Services (EIS) organization?the foundation of all Enterprise Information Technology (EIT) for MPO. Responsibilities include but are not limited to: Configure, man

Full-time

Senior System Administrator

Ashville, Ohio

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Today

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c

Full-time

USD 126,000.00 - 167,000.00 per year

Senior System Administrator

King of Prussia, Pennsylvania

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Today

Job Description This position is contingent upon contract award to Lockheed Martin. Estimated award date is currently September 2026. Any job offers extended to chosen candidates will include a contingency clause stating that the offer is dependent on Lockheed Martin securing the contract. Position details: Location: King of Prussia, PA Work Schedule: 9x80 Position type: Full-time onsite (this is not a hybrid position) Space is a critical domain, connecting our technologies, our security, an

Full-time

USD 81,600.00 - 143,865.00 per year

Senior System Administrator

No location provided

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Computer Servers, System Administration, Virtualization Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Advance how our customers operate while you advance your career. Join GDIT as a Systems Administr

Full-time

USD 106,250.00 - 143,750.00 per year

Senior Network / Domain Administrator & Security Operations (SOC)

Vista, California

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Today

Turning Space into a Transportation Layer for Earth Who We Are: Inversion builds advanced reentry systems to deliver next-generation capabilities from space. Our mission is to make Earth radically more accessible by turning Low-Earth Orbit into an on-demand logistics domain. We see space not as a destination, but as a platform - one that unlocks unprecedented speed and global reach. Our spacecraft are designed to deliver payloads anywhere on Earth in under an hour, operating through extreme re

Full-time

USD 110,000.00 - 140,000.00 per year

Network/Operations - Dev Ops Engineer - Sr

Hybrid in McLean, Virginia

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7d ago

Title: Network/Operations - Dev Ops Engineer - Sr Location :Plano, TX Position Type: Contract Compensation Pay Range:$57.80-$85.00 Per Hr Description Join our team as a Senior Dev Ops Engineer in Plano, TX, where you will be responsible for integrating and optimizing network infrastructures. This contract role requires expertise in network protocols and cloud environments, focusing on system migrations and implementations. Key Responsibilities Assist with the integration of network infrastruc

Easy Apply

Contract, Third Party

$57.8 - $85

Senior System Engineer / Network Administrator II

Martinez, California

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Today

Job Title:Senior System Engineer / Network Administrator II (VMware + Azure + DR)Location: Martinez, CA (100% Onsite)Duration: 6 9 Months ContractJob Summary: We are seeking a Senior System Engineer / Network Administrator II with strong expertise in VMware and Microsoft Azure hybrid environments. This is a hands-on infrastructure role supporting enterprise systems across on-prem data centers and Azure cloud, with a strong focus on virtualization, disaster recovery, and automation. Key Responsib

Easy Apply

Full-time

$50 - $60

Network/Systems Administrator 1 (Network Edge Operations Team - 1st Shift Tues-Sat)

No location provided

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Today

The Department of Veterans Affairs Network Operations Center (NOC) defends, manages, and monitors the network operating status and cyber security posture of the VA by providing the day-to-day management, monitoring, operations, and configuration of the Trusted Internet Connection (TIC) Gateways, the delivery of enterprise security systems and services, the conduct of threat and vulnerability analysis, the validation of adequate security controls within the enterprise, and the full range of funct

Full-time

USD 69,900.00 - 86,030.00 per year

Network/Systems Administrator 1 (Network Edge Operations Team - 2nd Shift Sun-Wed)

No location provided

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Today

Full-time

USD 69,900.00 - 86,030.00 per year

Sr. Network Operations Engineer - Computing Services

Pittsburgh, Pennsylvania

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Today

The Computing Services central IT department provides services that have a strategic impact on university goals. We make service decisions based on interaction and valuable input from colleagues engaged in the education, research, and administration efforts of the university. We are a learning organization and approach successes and mistakes as a learning experience to continually cultivate a culture of intelligent risk taking. We want to hire versatile team members who are inspired and passiona

Full-time

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