System One Holdings, LLC Jobs

System One Holdings, LLC

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System One Holdings, LLC Jobs requiring security clearance

Senior Performance Engineer

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System One Holdings, LLC
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New Carrollton, MD(On-Site/Office)
Posted today
5+ yrs exp
Unspecified

Job Title: Senior Performance Engineer Location: New Carrollton, MD (On-site) Employment Type: Contract-to-Hire Security Requirement: US Citizenship Required Contact: Crystal.dinnocenti@systemone.com ...

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RHEL Systems Administrator (Cameo Administrator)

New
ALTA IT Services
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Fort Washington, MD(On-Site/Office)
Posted 1 day ago
Top Secret

RHEL Systems Administrator (Cameo Administrator) Top Secret Clearance required Must be TS/SCI eligible Must be IAT Level II certified Ft. Washington, MD Position Overview: We are seeking a LINUX A...

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Cyber Operations Specialist III

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ALTA IT Services
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Springfield, PA(On-Site/Office)
Posted 5 days ago
5+ yrs exp
TS/SCI

Job Title: Cyber Operations Specialist III Location: Springfield, Virginia - Onsite Type: Contract To Hire Clearance: TS/SCI Hours: Monday – Friday 6 AM – 2 PM, 2 PM-10 PM, 10 PM-6 AM Contact: Cdinno...

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Deskside Support Technician

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ALTA IT Services
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Washington, DC(On-Site/Office)
Posted 5 days ago
2+ yrs exp
Secret

Deskside Support Technician 100% Onsite Washington, DC - ****moving to Merrifield, VA eventually**** Contract Compensation: $42/hr. - $50/hr. Contractor Work Model: Onsite Security Clearance: Secret c...

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Cyber Capability Engineer

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ALTA IT Services
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Huntsville, AL(On-Site/Office)
Posted 6 days ago
5+ yrs exp
Top Secret

Job Title: Cyber Capability Engineer Location: Huntsville, AL – On-site Clearance: Top Secret – Must be willing to sit for and maintain CI Poly Contact: Cdinnocenti@altaits.com Direct Hire ALTA IT S...

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Business Analyst

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ALTA IT Services
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Huntsville, AL(On-Site/Office)
Posted 1 week ago
5+ yrs exp
TS/SCI

Title: Business Analyst Clearance: Top Secret - Must be willing to sit for a CI Poly On-site in Huntsville, AL Contact: Cdinnocenti@altaits.com REQUIRED SKILLS: •Clearance: Top Secret with the abili...

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Data Engineer (Cyber Team)

ALTA IT Services
Huntsville, AL(On-Site/Office)
Posted 1 week ago
5+ yrs exp
TS/SCI

Title: Data Engineer (Cyber Team) Clearance: Top Secret with the ability to sit for the CI Poly Location: On-site in Huntsville, AL Experience Level: 8+ Years of Data/Architect experience (Total 10...

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Technical Program Manager

ALTA IT Services
Sterling, VA(Off-Site/Hybrid)
Posted 1 week ago
Top Secret

Technical Program Manager Top Secret Clearance required to start Hybrid - 1 day a week onsite in Sterling and 1 day a week onsite in DC Direct Hire System One is seeking a Technical Program Manager ...

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Network Administrator (WAN)

ALTA IT Services
Maxwell Afb Gunter Annex, AL(On-Site/Office)
Posted 2 weeks ago
Top Secret

Network Administrator (WAN) Maxwell AFB/Gunter Annex - onsite Montgomery, AL Hours: 2 shifts available (7 am - 3 pm) and (3 pm - 11 pm) Active Top Secret clearance required to start Must be Security+...

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Sr. Integrator - Windows Server

ALTA IT Services
Washington, DC(On-Site/Office)
Posted 3 weeks ago
Public Trust

Security Clearance: Must be able to obtain Public Trust Job Summary : The Senior Integrator will provide systems integration and systems administration support for Operations and Maintenance (O&M) a...

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AD/ICAM Sys Admin

ALTA IT Services
Washington, DC(On-Site/Office)
Posted 3 weeks ago
Public Trust

Compensation: $60.50 - $75.00 hourly Contractor Work Model: Onsite Security Clearance: Public Trust Responsibilities: Administer and manage on-premises Active Directory environment, ensuring it is se...

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Principal Full Stack Infrastructure Engineer

ALTA IT Services
Dulles, VA(On-Site/Office)
Posted 3 weeks ago
Secret

Principal Full Stack Infrastructure Engineer Dulles, VA - onsite Secret Clearance is required to start This role involves contributing to the design, development, and deployment of advanced cyberse...

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Principal Full Stack Developer

ALTA IT Services
Dulles, VA(On-Site/Office)
Posted 3 weeks ago
Secret

Principal Full Stack Developer Dulles, VA - onsite Secret Clearance is required to start This role involves contributing to the design, development, and deployment of advanced cybersecurity capabil...

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Full Stack Infrastructure Engineer

ALTA IT Services
Dulles, VA(On-Site/Office)
Posted 3 weeks ago
Secret

Full Stack Infrastructure Engineer Dulles, VA - onsite Secret Clearance is required to start This role involves contributing to the design, development, and deployment of advanced cybersecurity cap...

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Mid-Level MySQL and PostgreSQL DBA

ALTA IT Services
Washington, DC(On-Site/Office)
Posted 3 weeks ago
2+ yrs exp
Public Trust

Mid-Level MySQL and PostgreSQL DBA 100% ONSITE New Jersey Ave Washington DC 20590 (5 days per week) Start Date- 1/19/2026 Per Federal contract - U.S. Citizenship or Greencard Required Must be able to ...

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IT ASSET MANAGER - HARDWARE - HYBRID

ALTA IT Services
Golden, CO(Off-Site/Hybrid)
Posted 3 weeks ago
2+ yrs exp
Unspecified

Job Title: IT Asset Management (Hardware) Analyst Location: Golden, Colorado Type: Contract, ongoing Compensation: $20-25/HR Contractor Work Model: Hybrid System One is seeking an IT Asset Management...

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Digital Network Exploitation Analyst

ALTA IT Services
Annapolis, MD(On-Site/Office)
Posted 3 weeks ago
10+ yrs exp
TS/SCI
CI Polygraph

Title: Digital Network Exploitation Analyst Clearance: TS/SCI CI Poly Location: On-site Annapolis Junction, MD Contact: Cdinnocenti@altaits.com This role offers a unique opportunity to support mis...

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Cyber Defense Analyst

ALTA IT Services
Washington, DC(On-Site/Office)
Posted 3 weeks ago
Public Trust

Cyber Defense Analyst 2nd shift - 3pm - 11:30pm Washington, DC – onsite Must be able to obtain Public Trust clearance Responsibilities: •Collaborates with intrusion analysts to identify, report on, ...

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Direct Perm - Network & Communications Field Tech

ALTA IT Services
29 Palms, CA(On-Site/Office)
Posted 1 month ago
2+ yrs exp
Secret

Job Title: Network and Communications Field Technician Location: USMC - 29 Palms, CA – Onsite Role Role Type: Direct Perm / Salaried Security Clearance: Active Secret Opportunity Overview: Network ...

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Elastic Engineer

ALTA IT Services
Herndon, VA(On-Site/Office)
Posted 1 month ago
10+ yrs exp
Secret

Elastic Engineer Direct Hire On-Site, Dulles, VA (Herndon, VA) Salary: $140,000 annually, plus benefits Federal End Customer Minimum Active Secret clearance with TS eligibility System One IT is staff...

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