Senior Network Systems Administrator Jobs

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Desktop Support Engineer - IT

Freeman Health System

Joplin, Missouri, USA

Full-time

Our Mission To improve the health of the communities we serve through contemporary, innovative, quality healthcare solutions. Schedule: Full Time About Us - Information Technology (IT) Flexible schedulingOn the job trainingGain exposure to new and advanced technology in the healthcare setting What You'll Do Reporting to the Manager of Endpoint Solutions and guided by Senior Technicians, the Desktop Support Engineer handles operational break/fix issues, upgrades, and maintains end-user device

Systems Engineer II

Walgreens

Deerfield, Illinois, USA

Full-time

Job Description Job Summary: This role provides engineering support in a dynamic test lab environment. The environment consists of network equipment, servers, and front-end POS and workstations that are representative of store infrastructure. The team provides support for projects utilizing equipment at the lab as well as remote access for testing. This role will interact with various infrastructure, application, and project teams. Technical knowledge as well as analytical, coordination, and c

IT Technical Analyst

Erie Insurance Group

Erie, Pennsylvania, USA

Full-time

Division or Field Office: Enterprise IT Infrastructure & Operations Division Department of Position: Employee Tech Department Work from: Corporate Office, Erie PA Salary Range: $69,318.00 - $110,729.00 * salary range is for this level and may vary based on actual level of role hired for *This range represents a national range and the actual salary will depend on several factors including the scope and complexity of the role and the skills, education, training, credentials, location, and expe

Field Service Analyst

ManTech

Sierra Vista, Arizona, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Field Service Analyst to join our PM IS&A Support Center team in Fort Huachuca, Arizona. This is a full-time, on-site position. Monday through Friday, except Holidays. Become an integral part of a diverse team that leads the world in Mission, Cyber, and Intelligence Solutions. At ManTech International Corporation, you will help protect our national security while working on innovative projects that offer opportunities for advancement and p

63412R-Software Engineer 2

Juniper Networks

Sunnyvale, California, USA

Full-time

At Juniper, we believe the network is the single greatest vehicle for knowledge, understanding, and human advancement the world has ever known. To achieve real outcomes, we know that experience is the most important requirement for networking teams and the people they serve. Delivering an experience-first, AI-Native Network pivots on the creativity and commitment of our people. It requires a consistent and committed practice, something we call the Juniper Way. Software Engineer - Sunnyvale, CA

IT Support Engineer

Trioptus LLC

New York, New York, USA

Full-time, Contract

Position: IT Support Engineer Location: New York, NY 10013 (Onsite) - Need Only Locals Job Description: Experience: Ideal range: 3 to 5 years of IT support experience Not seeking: or very senior candidates (10+ years) due to nature of tasks being simple/routine Project work: Candidates should have worked on at least 1 2 projects before. Technical Skills: Windows Troubleshooting: 99% of users are on Windows (mostly Windows 11/10) Deep knowledge in troubleshooting Windows environments is essent

IT Technician

SAIC

Washington, District of Columbia, USA

Full-time

Job ID: 2506934 Location: WASHINGTON, DC, US Date Posted: 2025-06-24 Category: Information Technology Subcategory: Technical Svcs Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: DOE Q Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description We are currently seeking a motivated, career and customer service oriented Mid-level Tier II Help Desk/Asset Management Technician to begin an exciting and challenging career with SAIC. In th

A/V & Security Engineer

Leidos

Chantilly, Virginia, USA

Full-time

Job Description We are seeking a highly organized and detail-oriented A/V Security Engineer who is responsible for the operation, configuration, and maintenance of advanced video systems used in secured environments. This role ensures high-quality video signal integrity, optimal display performance, and the reliability of video infrastructure across conferencing, streaming, and surveillance systems. The ideal candidate is technically adept, detail-oriented, and experienced in leading AV operati

Data Center Technician

SpaceX

Cape Canaveral, Florida, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. DATA CENTER TECHNICIAN (LAUNCH) Join SpaceX's IT Launch team as a Data Center Technician, where you'll play a critical role in building and maintaining multiple data centers. As a key member of our team, you'll deploy

Help Desk Technician - TS/SCI

General Dynamics Information Technology

Chantilly, Virginia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Help Desk Job Qualifications: Skills: Active Directory (AD), Help Desk Support, Technical Support Certifications: Security CE + - Comptia CERT Experience: 1 + years of related experience ship Required: Yes Job Description: We are GDIT. The people supporting and securing some of

Help Desk Technician - TS/SCI

General Dynamics

Chantilly, Virginia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Help Desk Job Qualifications: Skills: Active Directory (AD), Help Desk Support, Technical Support Certifications: Security CE + - Comptia CERT Experience: 1 + years of related experience ship Required: Yes Job Description: We are GDIT. The people supporting and securing some of th

Platform/Infrastructure Engineer

Nightwing

Sterling, Virginia, USA

Full-time

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

Technician - Help Desk II

Blue Origin, LLC

Seattle, Washington, USA

Full-time

Application close date: Applications will be accepted on an ongoing basis until the requisition is closed. At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight! This role is part of Enterprise Technology (ET), where we're deve

Splunk Systems Engineer - TS/SCI w/Poly

General Dynamics

Annapolis, Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Enterprise Technologies, SIEM Tools, Splunk (Inactive) Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: SIEM Team - Splunk Systems Engineer Deliver simple solutions to complex proble

Splunk Systems Engineer - TS/SCI w/Poly

General Dynamics Information Technology

Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Enterprise Technologies, SIEM Tools, Splunk (Inactive) Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: SIEM Team - Splunk Systems Engineer Deliver simple solutions to complex probl

Splunk Systems Engineer - TS/SCI w/Poly

General Dynamics Information Technology

Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Enterprise Technologies, SIEM Tools, Splunk (Inactive) Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: SIEM Team - Splunk Systems Engineer Deliver simple solutions to complex proble

Help Desk Technician - TS/SCI

General Dynamics Information Technology

Chantilly, Virginia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Help Desk Job Qualifications: Skills: Active Directory (AD), Help Desk Support, Technical Support Certifications: Security CE + - Comptia CERT Experience: 1 + years of related experience ship Required: Yes Job Description: We are GDIT. The people supporting and securing some of th

Information Technology/Assurance (IT/IA) Specialist I (24/7)

General Dynamics Information Technology

Colorado Springs, Colorado, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Information Security, Information Security Management, Information System Security Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: The primary function is working within Special Access Programs

Information Technology/Assurance (IT/IA) Specialist I (24/7)

General Dynamics

Colorado Springs, Colorado, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Information Security, Information Security Management, Information System Security Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: The primary function is working within Special Access Programs

Senior Application & Infrastructure Support Engineer

Charles Schwab

Phoenix, Arizona, USA

Full-time

Your Opportunity At Schwab, you're empowered to make an impact on your career. Here, innovative thought meets creative problem solving, helping us "challenge the status quo" and transform the finance industry together. Security Production Engineering (SPE) is a pivotal component of our organizations' cyber security resilience, acting as a core contributor in enhancing the efficiency, effectiveness, scalability, and resilience of our cyber security applications and the infrastructure they run o