Find work in the United States.

A simpler way to find your next job.

Jobs in the United States

25+ jobs

Added 3 hours ago
AT
Infrastructure Server Engineer (Top Secret)
Apex Technology, Inc.
Los Angeles, CA
- $150,000 to $250,000 USD / year
Apex manufactures these satellite buses at scale using a combination of software, vertical integration, and hardware that is designed for manufacturing. Our spacecraft enable the future of…
Added 3 hours ago
AT
IT Engineer (Active Top Secret)
Apex Technology, Inc.
Los Angeles, CA
- $150,000 to $250,000 USD / year
Apex manufactures these satellite buses at scale using a combination of software, vertical integration, and hardware that is designed for manufacturing. Our spacecraft enable the future of…
Added 3 hours ago
Senior Program Manager F-16 WAM (Top Secret)- 211
Credence
WPAFB, OH
Support F-16 avionics and weapons capabilities; complex weapon(s) integration; aircraft operations and employment; development of F-16 PVI; OFP software requirements development;…
Added 8 hours ago
Senior Dashboard Developer
CACI International
Ashburn, VA
CACI is seeking a Senior Dashboard Developer for the Global Mission Operations Support (GMOS) contract, supporting the Department of State. This role offers a unique opportunity to enhance…
Added 8 hours ago
Senior Enterprise Operations Center (EOC) Lead
CACI International
Ashburn, VA
CACI is seeking a Senior Enterprise Operations Center (EOC) Lead for the Global Mission Operations Support (GMOS) contract, supporting the Department of State. This role offers a unique…
Added 8 hours ago
SME Network Engineer
CACI International
Ashburn, VA
CACI is seeking a SME Network Engineer for the Global Mission Operations Support (GMOS) contract, supporting the Department of State. This role offers a unique opportunity to enhance…
Added 8 hours ago
Senior Network Engineer (Firewall)
CACI International
Ashburn, VA
Lead implementation and management of micro-segmentation platforms, web application firewalls and Next-Generation Firewalls (NGFWs) across 350+ global facilities supporting mission-critical…
Added 11 hours ago
Radar Frequency (RF) Engineers
SAIC
Denver, CO
SAIC® is a premier mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings across the defense,…
Added 11 hours ago
OS
Senior Software Engineer
Odyssey Systems Cons
Colorado Springs, CO
- $31,533 USD / year
We are seeking a Senior Software Engineer to be a primary technical contributor on the Multimode Threat Engagement Simulation Platform. You will own significant portions of the stack…
Added 13 hours ago
UO
Senior QA Engineer
University of Colorado Denver
Boulder, CO
- $34,986 USD / year
The Senior QA Engineer (QAE) provides planning, leadership, and supervisory quality assurance expertise to the Safety & Mission Assurance (S&MA) team and flight hardware development…
Added 15 hours ago
UO
Senior/Principal Electrical Engineer - Spacecraft and Instruments
University of Colorado Denver
Boulder, CO
- $34,986 USD / year
This position requires you to be a motivated, largely self-directed individual contributor with capabilities to also lead a small electrical design team. You will work within a…
Added 15 hours ago
SG
Director of Software Engineering
Spire Global
Boulder, CO
- $34,986 USD / year
Partner with satellite operations and mission teams to translate pain into software solutions
Added 15 hours ago
SG
Backend Software Engineer, Weather & Aviation
Spire Global
Boulder, CO
- $34,986 USD / year
…constellation, Spire's data infrastructure includes a global ground station network and 24/7 operations that provide real-time global coverage of every point on…
Added 16 hours ago
UO
Senior Systems Engineering / Deputy Project Systems Engineer
University of Colorado Denver
Boulder, CO
- $120,416 to $189,585 USD / year
…the development of space flight hardware and the subsequent mission operations. We are the only research institute in the world to have sent science instruments to all eight planets, Pluto,…
Added 16 hours ago
Director, AI Systems and Delivery (Deputy Lead, AI Integration)
The Aerospace Corpor
Colorado Springs, CO
…delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special…
Added 16 hours ago
Senior Cybersecurity and Space Vehicle Defense Mission Engineer
The Aerospace Corpor
Colorado Springs, CO
…delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special…
Added 16 hours ago
Cyberspace Warfare Operations and Sustainment Manager
The Aerospace Corpor
Colorado Springs, CO
…delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special…
Added 17 hours ago
TA
Space Enterprise Optimization Analyst
The Aerospace Corpor
Colorado Springs, CO
- $86,600 to $150,400 USD / year
Work history in one of these specific national security space or intelligence mission areas: geo-spatial intelligence, signals intelligence, space surveillance, space protection, ground…
Added 17 hours ago
TA
2027 Space Debris and Satellite Disposal Analyst
The Aerospace Corpor
Colorado Springs, CO
- $100,000 to $140,000 USD / year
…delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special…
Added 17 hours ago
TA
2027 Remote Sensing Architecture Performance Graduate Intern
The Aerospace Corpor
Colorado Springs, CO
- $32 to $48 USD / hour
…delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special…
Added 17 hours ago
TA
2027 Remote Sensing Architecture Technical Engineer
The Aerospace Corpor
Colorado Springs, CO
- $100,000 to $140,000 USD / year
0 - 1 yr of industry experiencein relevanttopic areas post bachelor's degree (e.g., modeling and simulation, mission analysis, astrodynamics,or space operations.)
Added 17 hours ago
TA
Flight Dynamics Engineer
The Aerospace Corpor
Colorado Springs, CO
- $132,900 to $249,600 USD / year
…delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special…
Added 17 hours ago
TA
2027 Trajectory Optimization Engineer
The Aerospace Corpor
Colorado Springs, CO
- $86,600 to $150,400 USD / year
Experience in one or more of the following subjects: space mission analysis and design, advanced astrodynamics, algorithm design, software development, mathematical modeling,…
Added 22 hours ago
UAS Systems Specialist Lead
CACI International
Aberdeen Proving Ground, MD
The UAS Systems Specialist Lead will act as both the technical lead and as the unit manager for a team of UAS specialists. As a lead, the individual will manage and task activities related…
Added 22 hours ago
Senior Boundary Network Systems Engineer
CACI International
Linthicum Heights, MD
Coordinate across systems engineering, network engineering, software, and dataflow teams to support mission operations and minimize downtime.

Systems Administrators

CACI · Reston, VA, United States · Fairfield, CT, United States · Washington, DC, United States · Philadelphia, PA, United States · Miami, FL, United States · Charlotte, NC, United States · NY, United States · Charleston, SC, United States · Atlanta, GA, United States · Richford, VT, United States · Orlando, FL, United States · Cincinnati, OH, United States · Ashburn, VA, United States · Portsmouth, NH, United States · Detroit, MI, United States · Reston, United States · Fairfield, United States · Washington, United States · Philadelphia, United States · Miami, United States · Charlotte, United States · New York, United States · Charleston, United States · Atlanta, United States · Richford, United States · Orlando, United States · Cincinnati, United States · Ashburn, United States · Portsmouth, United States · Detroit, United States

Apply About employer

CACI

Systems Administrators

Reston, VA, United States
Fairfield, CT, United States
Washington, DC, United States
Philadelphia, PA, United States
Miami, FL, United States
Charlotte, NC, United States
NY, United States
Charleston, SC, United States
Atlanta, GA, United States
Richford, VT, United States
Orlando, FL, United States
Cincinnati, OH, United States
Ashburn, VA, United States
Portsmouth, NH, United States
Detroit, MI, United States
Reston, United States
Fairfield, United States
Washington, United States
Philadelphia, United States
Miami, United States
Charlotte, United States
New York, United States
Charleston, United States
Atlanta, United States
Richford, United States
Orlando, United States
Cincinnati, United States
Ashburn, United States
Portsmouth, United States
Detroit, United States

$90,300-$189,600 · Full-time

Apply About employer

Applications open in a new tab.

Job details

Pay: $90,300-$189,600
Job type: Full-time
Apply by: May 3, 2027
Posting language: English
Posted: Nov 4, 2026

Original job description

Job Title: Systems Administrators

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: Secret

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Local

The Opportunity Join a team supporting mission-critical enterprise IT systems and services. CACI is seeking Systems Administrators at the Journeyman, Senior, and Subject Matter Expert (SME) levels to provide systems administration, desktop support, infrastructure management, application support, network operations, and IT Service Management (ITSM) support across complex enterprise environments.

In this role, you will help maintain the availability, reliability, and performance of systems and services supporting users across domestic and global operations. You will work alongside technical teams, Government stakeholders, and mission partners to troubleshoot complex issues, manage incidents and service requests, support infrastructure and applications, implement changes, and continuously improve the end-user experience.

Candidates may be considered for multiple levels based on their years of experience, technical expertise, leadership capabilities, and ability to independently manage increasingly complex assignments.

This team will consist of Systems Administrators in the following locations:

Ashburn, VA
Atlanta, GA
Boston, MA
Buffalo, NY
Charleston, SC
Charlotte, NC
Cincinnati, OH
Detroit, MI
Miami, FL
New York, NY
Orlando, FL
Philadelphia, PA
Portsmouth, NH
Reston, VA
San Juan, PR
St. Albans, VT
Stamford, CT
Washington, DC

Responsibilities

Support Total Ticket Ownership (TTO) throughout the incident and service request lifecycle, including ticket logging, triage, troubleshooting, resolution, escalation, documentation, and root cause analysis.
Provide desktop and end-user systems support, troubleshooting hardware, software, operating system, connectivity, account, and peripheral issues within an enterprise environment.
Manage and support Government-Furnished Equipment (GFE) and provide limited technical support for approved mobile devices.
Perform systems and infrastructure administration supporting domestic and enterprise operations, including workstation, peripheral, card printer, consular office system, and web services infrastructure.
Install, configure, deploy, maintain, and troubleshoot enterprise applications and services.
Support collaboration platforms and other enterprise tools used across geographically dispersed environments.
Perform network operations activities supporting reliable enterprise connectivity, availability, and performance.
Monitor, troubleshoot, and resolve systems, infrastructure, application, and network-related incidents in coordination with appropriate technical teams.
Collaborate with stakeholders to maintain and improve Ticket Management System configurations, workflows, classifications, and processes.
Support and enhance self-service and self-help capabilities, including password resets, account provisioning, hardware and software requests, troubleshooting resources, and knowledge management content.
Participate in Problem Management and root cause analysis, identifying recurring issues, documenting findings, tracking corrective actions, and recommending long-term solutions.
Support Change Management activities by initiating, documenting, reviewing, tracking, and implementing approved changes to IT systems, services, applications, and infrastructure.
Assist with impact analysis, risk assessment, implementation planning, validation, and post-implementation reviews for technical changes.
Maintain accurate system, incident, problem, change, configuration, and operational documentation to support audit and compliance requirements.
Identify opportunities to improve hardware, software, workflows, processes, procedures, automation, and overall service delivery.
Collaborate with Government stakeholders, Product Teams, engineering teams, service desk personnel, network teams, and other technical organizations to resolve issues and support enterprise objectives.
Develop and maintain technical documentation, knowledge articles, standard operating procedures, and troubleshooting guides.
Apply ITSM principles and established policies, procedures, security requirements, and technical standards to day-to-day operations.
Perform additional systems administration and enterprise IT support activities as required to meet mission and operational requirements.

Qualifications

Required:

Candidates will be considered at the appropriate level based on demonstrated experience and technical expertise.

All levels require active Secret security clearance
Bachelor's degree in relevant field of study, or comparable combination of education and experience

Journeyman Systems Administrator

3+ years of relevant experience in systems administration, enterprise IT support, desktop support, infrastructure operations, network operations, or a related technical discipline.
Experience troubleshooting hardware, software, operating systems, applications, peripherals, user accounts, and connectivity issues.
Experience working with an enterprise ticketing or IT Service Management platform.
Experience supporting incident and service request management processes.
Experience installing, configuring, deploying, maintaining, or troubleshooting enterprise applications and systems.
Working knowledge of enterprise networking concepts and infrastructure.
Ability to apply established technical concepts, processes, practices, and procedures to resolve technical assignments.
Ability to escalate complex technical issues and collaborate effectively with senior administrators, engineers, and other technical teams.
Strong documentation, communication, customer service, and problem-solving skills.

Senior Systems Administrator

In addition to the qualifications above:

5-7 years of relevant experience
Demonstrated experience independently administering and troubleshooting complex enterprise IT environments.
Advanced experience with systems administration, desktop support, infrastructure operations, application support, and/or network operations.
Experience coordinating incident resolution and performing root cause analysis for complex or recurring technical issues.
Experience supporting Tier II/Tier III technical issues and collaborating across multiple technical teams to drive incidents through resolution.
Experience with Problem Management, Change Management, and other ITSM processes.
Ability to analyze trends, identify systemic issues, and recommend technical or procedural improvements.
Experience developing or maintaining technical workflows, knowledge management resources, system documentation, and standard operating procedures.
Ability to independently manage multiple complex technical assignments with appreciable latitude in determining methodology and solutions.
Ability to provide technical guidance and mentorship to less experienced team members.

SME Systems Administrator

In addition to the Journeyman and Senior qualifications:

10 + years of relevant experience
Extensive experience administering and supporting large-scale, complex enterprise IT environments.
Expert-level knowledge across multiple areas of systems administration, infrastructure operations, application support, network operations, and IT service management.
Demonstrated ability to lead resolution of high-impact, high-priority, or technically complex incidents and problems.
Experience leading root cause analysis, Problem Management, Change Management, and continuous service improvement efforts across multiple technical teams.
Ability to evaluate proposed system and infrastructure changes, including technical impact, operational risk, dependencies, implementation requirements, and post-implementation results.
Experience developing technical strategies, standards, workflows, processes, and recommendations that improve enterprise service delivery.
Ability to serve as a technical authority and provide guidance to Government stakeholders, technical teams, and program leadership.
Demonstrated experience planning and leading major technical assignments and coordinating activities across multiple projects, teams, or functional areas.
Ability to mentor and provide technical direction to Systems Administrators and other technical personnel.
Demonstrated ability to identify complex technical challenges, develop solutions with limited direction, and communicate recommendations effectively to both technical and non-technical stakeholders.

Desired qualifications for all levels:

Prior experience supporting federal agencies, with Department of State experience being highly desired
Professional certifications such as: ITIL Expert, Microsoft Certified: Windows Server Hybrid Administrator, CompTIA Network+
Experience with collaboration platforms, Government-Furnished Equipment (GFE) management, and multi-domain IT support
Knowledge of Ticket Management Systems, knowledge base development, and experience supporting geographically distributed user communities

This position is contingent on funding and may not be filled immediately. However, this position is representative of positions within CACI that are consistently available. Individuals who apply may also be considered for other positions at CACI.

What You Can Expect:

A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy.

Pay Range:

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

Since this position can be worked in more than one location, the range shown is the national average for the position.

The proposed salary range for this position is:

$90,300-$189,600

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

Apply About employer

More about this job

Skills

Journeyperson
System administration
IT service management
Troubleshoot
Leadership
Troubleshooting
Documentation
Root cause analysis
Technical support
Collaboration
Negotiate with stakeholders
Change management
Hazard assessment
Regulatory compliance
Security regulations
Communication skills
Customer service
Problem solving
ITIL
Microsoft Windows Server
Network+

Report this job