368,634open jobs
9,437companies
50,578added this week
Browse all
Salary
$70k – $126k per year
Location
In office (Colorado Springs)
Seniority
Junior · 2+ years exp
Employment
Full-Time
Overview
Company
Impact
Profile match
Leidos is a defense, intelligence, civil, and health information technology enterprise. Headquartered in Reston, Virginia, the Fortune 500 company (NYSE: LDOS) operates as one of the primary IT, scientific research, and systems integration contractors for the U.S. federal government, allied defense agencies, and commercial infrastructure entities.

Leidos is seeking a motivated System Administrator (SA) to join a diverse team committed to the sustainment of critical U.S. Army systems. The SA will support our Task Force 2200 (TF2200) program and report to the TF2200 Operations Support Manager.

The SA will maintain and sustain all components of Microsoft Windows based networks. These networks may contain Linux components such as data processing clusters, network storage devices, authentication servers, and workstations. This position requires ingenuity, critical thinking, strong organizational skills, and attention to detail. Candidate will be expected to establish positive working relationships with other team members as well as the users. Customer interaction occurs daily, and the candidate should be prepared to help customers meet their goals while working within Government regulations to maintain compliance and ensure a strong security posture.

The candidate will focus on implementation, documentation, and sustainment of IT infrastructure and business systems. The SA will document procedures, follow configuration management processes, monitor and maintain system performance, ensure systems meet service level agreements, and assist with planning and implementing system upgrades. Candidate will ensure system architecture is compatible with existing systems and in compliance with policies, procedures, and standards.

The SA will be required to learn relevant, highly technical system details and domain knowledge and synthesize this knowledge into an effective IT architecture. The candidate will work with Subject Matter Experts (SMEs) within the business units to extract detailed technical requirements, identify the necessary IT resources, and collaborate with teammates to implement and maintain the necessary infrastructure components.

The candidate must be motivated, team oriented, capable of independent work, and take pride in delivering high-quality products and services. Candidate must be comfortable learning and researching to stay current in the field of IT and to make sense of broad system specifications and requirements.

Primary Responsibilities:

The SA’s primary duties will consist of:

  • Providing tiers 1 and 2 of customer support, consisting of hardware and software. A strong customer service mindset and associated skills are vital to success in this position.
  • Knowledge of cybersecurity principles and DoD/Army requirements relevant to the confidentiality, integrity, availability, authentication, and non-repudiation of systems operating in a tactical environment.
  • Compliance with the security assessment and authorization process (Risk Management Framework).
  • Compliance with the experience, training, and certification requirements IAW DoD 8570.01 IAT Level II or III within six months of hire date. (Transitioning to DOD 8140).
  • Working in a fast paced, team-oriented environment supporting a diverse customer base comprised of engineers, analysts, developers, and specialists.

Basic Qualifications:

  • A relevant BS degree from an accredited institution in Information Systems, Information Systems Engineering, Computer Science, Systems Engineering, Aerospace Engineering, Electrical Engineering, Computer Engineering, other Information Technology related engineering program.
  • BS degree and 2+ years of prior relevant experience or Masters with less than 2 years of prior relevant experience. 5 years of direct relevant experience can be substituted in lieu of BS degree.
  • Candidate must be a U.S. citizen and a resident of the Colorado Springs, CO, area or willing to relocate.
  • Candidate must have the ability to obtain and maintain a Secret clearance.
  • Candidate must be able to obtain a Security + CE certification within the first 6-months of employment.

Preferred Qualifications:

  • Microsoft Certified Solutions Expert (MCSE) Windows 10
  • DoD Information Assurance Certification and Accreditation Process (DIACAP)
  • Risk Management Framework (RMF) for DoD Information Technology (IT)
  • Current Security + CE
  • Current Network +

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:

August 28, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $69,550.00 - $125,725.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
368,634 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account
Free forever. No card. Under a minute.

Recommended for you based on this role

Similar stack
Same company
Colorado Springs
$70k – $126k per year • In office • Full-Time • 4+ years exp • Bachelor's Degree • Shiloh
DevOps
AWS
Azure
GCP
Cybersecurity
Cyber Kill Chain
Defense in Depth
MITRE ATT&CK
Apply
$131k – $237k per year • Remote • Full-Time • 12+ years exp • Bachelor's Degree • United States
C++
Java
Python
Kotlin
Kotlin
Mockito
Databases
Apache Kafka
AI/ML
ChatGPT
Claude
Claude Code
Copilot
RAG
AI Agents
Context Engineering
LLM Guardrails
Model Context Protocol
DevOps
Ansible
Argo Workflows
ArgoCD
AWS
CI/CD
CloudFormation
Configuration Management
Docker
Git
GitOps
Helm
Istio
Kubernetes
OpenShift
Podman
Service Mesh
Terraform
GitHub
GitLab
Cybersecurity
SonarQube
QA
Selenium
Apply
$73k – $133k per year • In office • Full-Time • 5+ years exp • Bachelor's Degree • Orlando
Bash
PowerShell
Python
DevOps
Ansible
Configuration Management
Docker
Git
Kubernetes
Kustomize
OpenShift
Puppet
Red Hat
Terraform
VMWare
Management
Confluence
Jira
Apply
$108k – $195k per year • In office • Full-Time • 8+ years exp • Bachelor's Degree • Chantilly
DevOps
Ansible
CI/CD
Docker
Kubernetes
Apply
$108k – $195k per year • In office • Full-Time • 5+ years exp • Bachelor's Degree • Bethesda
Bash
Python
C
C
MPI
AI/ML
Kubeflow
DevOps
Ansible
AWS
CI/CD
Docker
GitLab CI
Kubernetes
Platform Engineering
SLURM
Terraform
Ubuntu
GitLab
Apply
Software Developer 1 day ago
$73k – $133k per year • In office • Full-Time • 4+ years exp • Bachelor's Degree • Colorado Springs
C++
Fortran
Java
Apply
Software Developer 1 day ago
$87k – $157k per year • In office • Full-Time • 4+ years exp • Bachelor's Degree • Colorado Springs
C++
Fortran
Java
Apply
Software Developer 1 day ago
$108k – $195k per year • In office • Full-Time • 8+ years exp • Bachelor's Degree • Colorado Springs
C++
Fortran
Java
Apply
Software Engineer 1 day ago
$69k – $158k per year • In office • Full-Time • 3+ years exp • Bachelor's Degree • Aurora • Dayton • Chantilly • El Segundo • Colorado Springs
Python
SQL
Databases
MySQL
PostgreSQL
Frontend
Sass
DevOps
AWS
CI/CD
Docker
Git
Kubernetes
Podman
Apply
$87k – $198k per year • In office • Full-Time • 3+ years exp • Bachelor's Degree • Aurora • Dayton • Chantilly • El Segundo • Colorado Springs
Python
SQL
Databases
MySQL
PostgreSQL
Frontend
Sass
DevOps
AWS
CI/CD
Docker
Git
Kubernetes
Podman
Apply
See all jobs
This is one of many
368,634 more open roles from verified company boards, updated every day.