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Added 2 hours ago
Principal Azure and M365 Cloud Architect - TS/SCI with Polygraph
GD Information Technology, Inc.
United States
Experience integrating Azure/M365 with Cisco ISE/TrustSec, ServiceNow ITOM/CMDB, Dynatrace, Aternity, Sentinel/SIEM, and automated patch/evidence workflows.
Added 12 hours ago
Configuration Management Lead (IT/IA/IM Configuration Manager Level III) (Government)
AT&T Technical Services Company, Inc.
Remote, United States
Required Clearance: TS/SCI with polygraph. (#ts/sci) (#polygraph)
Added 13 hours ago
Technical Scrum Master-TS/SCI with Poly
CACI International
Jessup, MD
Minimum Clearance Required to Start: TS/SCI with Polygraph
Added 18 hours ago
Sr. Cloud Systems Administrator
Amentum
Springfield, VA
TS/SCI level security clearance with CI scope Polygraph
Added 1 day ago
Information Systems Security Officer - ISSO - Sarasota, FL
Military Spouse Jobs & VetJobs
United States
Minimum Clearance Required to Start: TS/SCI with Polygraph
Added 1 day ago
Help Desk Manager
ARMA Global Corporation
United States
● Experience with ServiceNow or similar ITSM platforms and monitoring tools such as SolarWinds, Splunk, or Microsoft SCOM, plus Windows and Active Directory administration including alert…
Added 1 day ago
Senior Observability Platform Engineer - Alerting
CACI, INC.-FEDERAL
Reston, VA · Rome, NY · Denver, CO
Minimum Clearance Required to Start: TS/SCI with Polygraph
Added 1 day ago
Systems Administrator
CACI International
Chantilly, VA
Minimum Clearance Required to Start: TS/SCI with Polygraph
Added 1 day ago
Illumio Zero Trust Platform Engineer
BOOZ, ALLEN & HAMILTON, INC.
Reston, VA
Active TS/SCI clearance; willingness to take a polygraph exam
Added 1 day ago
Cleared Data Analyst
Noblis
Chantilly, VA
Noblis is seeking a Data Analyst with an active Top Secret/SCI and Polygraph to join a growing team in a dynamic client environment in Chantilly, VA.
Added 1 day ago
Cyber Engineer Lead
MANTECH
Chantilly, VA
Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968,…
Added 1 day ago
Senior Cyber Security Engineer
MANTECH
Chantilly, VA
Must possess an active TS/SCI with a polygraph.
Added 1 day ago
Senior Observability Platform Engineer - Alerting
CACI
Reston, VA · Rome, NY · Denver, CO · Reston · Rome · Denver
Minimum Clearance Required to Start: TS/SCI with Polygraph
Added 2 days ago
Technical Service Delivery / Project Manager - TS/SCI with Polygraph
GD Information Technology, Inc.
United States
Experience with Microsoft Project or an equivalent approved scheduling tool and with Jira, Azure DevOps, ServiceNow, Confluence/SharePoint, Excel, Power BI, or comparable delivery and…
Added 2 days ago
Technical Service Delivery / Project Manager - TS/SCI with Polygraph
GD Information Technology, Inc.
United States
Experience with Microsoft Project or an equivalent approved scheduling tool and with Jira, Azure DevOps, ServiceNow, Confluence/SharePoint, Excel, Power BI, or comparable delivery and…
Added 2 days ago
Technical Service Delivery / Project Manager - TS/SCI with Polygraph
GD Information Technology, Inc.
United States
Experience with Microsoft Project or an equivalent approved scheduling tool and with Jira, Azure DevOps, ServiceNow, Confluence/SharePoint, Excel, Power BI, or comparable delivery and…
Added 2 days ago
Identity and Directory Services Engineer - TS/SCI with Polygraph
GD Information Technology, Inc.
United States
Experience with managing work tasks via tools such as JIRA and ServiceNow
Added 2 days ago
ServiceNow Developer - TS/SCI with Polygraph
GD Information Technology, Inc.
United States
Security clearance level: TS/SCI with Polygraph
Added 2 days ago
Technical Scrum Master-TS/SCI with Poly
CACI, INC.-FEDERAL
United States
Minimum Clearance Required to Start: TS/SCI with Polygraph
Added 2 days ago
Technical Scrum Master-TS/SCI with Poly
CACI
MD · Jessup
Minimum Clearance Required to Start: TS/SCI with Polygraph
Added 2 days ago
F5 Load Balance Network Engineer
LEIDOS, INC.
Alexandria, VA · Omaha, NE · Tampa, FL · Frederick, MD · Millington, TN
TS/SCI with Poly required for Position or TS/SCI and willingness to obtain and maintain a polygraph.
Added 2 days ago
ServiceNow Solutions Analyst
CACI International
Denver, CO
Minimum Clearance Required to Start: TS/SCI with Polygraph
Added 2 days ago
S7
Service Desk Manager - Cleared Delivery
Summit 7 Systems
Herndon, VA
- $100,000 to $160,000 USD / year
Active TS/SCI with Polygraph clearance required at time of hire.
Added 2 days ago
SENIOR SYSTEMS ENGINEER - PLATFORM/INFRASTRUCTURE (CI POLYGRAPH)
NorthHill Technology
Sterling, VA
…Federal Program in Sterling, VA. This is a direct-hire role with our client, a fast-growing Federal Integrator. An active TS/SCI Clearance and CI Polygraph is…
Added 2 days ago
Axonius Platform Systems Engineer
BOOZ, ALLEN & HAMILTON, INC.
Reston, VA
Active TS/SCI clearance; willingness to take a polygraph exam

Amentum

Sr. Cloud Systems Administrator

Springfield, VA, United States

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Job details

Posting language: English
Posted: Oct 30, 2026

Original job description

Purpose and Impact:

Are you interested in using your skills to help shape the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a Senior System Administrator to join our team of passionate individuals in Springfield, VA. In this role you will support challenging, mission-critical projects that make a direct impact on the Nation’s security and intelligence mission.

The Geospatial Enterprise Open Data Store (GEODS) contract provides integration, design, development, and sustainment for data services in support of the Federal Government.

The Senior System Administrator is responsible for overseeing the testing of products from development to operational deployment, working with Scrum Masters and developers through the requirements process and contributing to a robust, organized Backlog and streamlined Roadmap for the GEODS program.

Work Schedule: M – F , 3PM – 11 PM

Essential Responsibilities:

Provide support for implementation, troubleshooting, and maintenance of cloud systems
Isolate and resolve problems involving the applications, operating system, hardware, communications, other infrastructure, or any combination as needed
Prepare problem reports to appropriate leads like Amazon/C2S, NGA-ESC, etc.
Provide support for the escalation and communication of status to agency management and internal customers
Deploys operating system and application software to cloud compute resources.
Isolate and resolve hardware and software problems involving the applications, operating system, hardware, communications infrastructure, or any combination of these
Troubleshoot, maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance
Integrate new technologies into new and existing systems including the transition and migration of corporate systems
Monitor and report on system health using various dashboarding tools such as Elasticsearch Kibana, AWS Cloudwatch, etc.
TS/SCI level security clearance with CI scope Polygraph
The ability to report and work on-site daily (this role is not remote).

Minimum Requirements (Knowledge, Skills, and Abilities):

Security Clearance Required:

TS/SCI level security clearance with a Polygraph

Minimum Education:

Bachelor’s degree plus 5 years experience,
Associates degree plus 7 years experience or a minimum of 8 years of experience, in a related field

Minimum Years of Experience:

Bachelor’s degree plus 5 years experience
Associates degree plus 7 years experience, or a minimum of 8 years of experience, in a related field

Required Certifications:

Cloud Certification, preferably AWS, OCI, Google cloud

Preferred Qualifications:

Demonstrated proficiency with the AWS C2S suite and services.
Experience administering and managing Oracle Cloud Infrastructure
Troubleshooting and providing AWS technical support to the NGA enterprise.
Senior level experience managing and administering Linux/Windows based systems including patching, updates, and configuration management.
Experience with Active Directory and managing/maintaining Windows servers
Analyze logs and troubleshoot issues on EC2 instances by establishing SSH connections using tools such as MobaXterm or Putty• Creating IAM users/roles/policies per user requests.
Writing json IAM/S3 policies to administer access to various IAM roles and S3 objects.
Experience using ServiceNow, Jira, Confluence, etc.
Using LDAP to administer account creation & management on various Linux Servers.
Provide support, improve and implement internal components and applications on top of multiple clusters.

#javelin

As part of our commitment to maintaining a safe and compliant work environment, Amentum is a drug-free workplace and requires all personnel to comply with company drug and alcohol policies as a condition of employment. Employment is contingent upon successful completion of the drug screening process. Please note that this may include pre-hire screening for marijuana, as well as other federally controlled substances due to Amentum’s role as a federal contractor and trusted partner to the US Government.

Other Responsibilities:

Safety - Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.

Quality - Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must conform to the Amentum Quality Policy and carry out job activities in compliance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand his/her Quality Management and Customer Satisfaction responsibilities.

Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.

Procedure Compliance - Each employee must read, understand and implement the general and specific operational, safety, quality and environmental requirements of all plans, procedures and policies pertaining to his/her job.

Compensation Details:

$150,000 - $180,000 The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

Health, dental, and vision insurance
Paid time off and holidays
Retirement benefits (including 401(k) matching)
Educational reimbursement
Parental leave
Employee stock purchase plan
Tax-saving options
Disability and life insurance
Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:

10/30/2026 - Until FilledAmentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.

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