Antivirus Engineer
Vienna , VA
Experience: 0
Category: Information Technology
Contractor Work Model: Hybrid
Brand: ALTA IT Services
Job ID: 344269
Date Posted: 12/17/2025
Shortcut: http://jobs.systemone.com/er4VzA
IT Antivirus Engineer
Remote
Pay Rate: Open to Both C2C and W2 options
Position Type: Multiyear Contract
Skills Required:
• Defender Performance Troubleshooting
o Diagnose and resolve performance issues related to Microsoft Defender.
o Review and interpret Client Analyzer logs.
o Utilize tools such as ProcMon, MpPerformanceRecording, and similar for root cause analysis.
o Recommend tuning strategies for Defender configurations to minimize resource impact.
• Policy Configuration & Deployment
o Configure and deploy security policies via Intune, MECM, and Ansible.
o Develop and execute testing methodologies for deployments.
o Create documentation and adhere to established enterprise processes.
• Network & Telemetry Troubleshooting
o Perform network diagnostics, including firewall analysis and Splunk queries for traffic validation.
o Identify and resolve telemetry gaps or inconsistencies across endpoints.
• Compliance & Governance
o Review and maintain security exclusions between test and production environments.
o Ensure compliance with organizational and regulatory standards.
• Microsoft Security Stack Expertise
o Hands-on experience with Defender for Endpoint, Microsoft Sentinel, and Azure/Defender for Cloud.
o Ability to use advanced hunting queries (KQL)
• Security Posture & Risk Assessment
o Conduct assessments of current security posture.
o Review penetration test findings and recommend remediation strategies.
• Soft Skills
o Strong analytical and problem-solving capabilities.
o Effective communication and collaboration across technical and non-technical teams.
System One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
#M2
#LI-VH1
#DI-VH1
Ref: #850-Rockville (ALTA IT)
-
ISSE
Reston, VA
ISSE TS/SCI CI Poly required Reston, VA or Riverdale, MD – 100% ONSITE Compensation: $200,000/year Join our dynamic team as an Information System Security Engineer (ISSE) and make a direct impact on our customer’s mission. In this role, you will design...
Date Posted: 11/05/2025 Recommended
-
System Administrator
Quantico, Virginia
System Administrator Quantico, VA - ONSITE Compensation: $125,000 annually Security Clearance: Active TS/SCI is required Major Duties & Responsibilities: • Plan, install, and maintain computer systems, including physical and virtual servers, storage ar...
Date Posted: 12/03/2025 Recommended
-
Systems Engineer
Melbourne, FL
Job Title: Systems Engineer Location: Melbourne, FL Type: Contract To Hire Contractor Work Model: Hybrid System One is seeking a Systems Engineer for a long-term opportunity with a well-established financial organization in Melbourne, FL. The Microsoft...
Date Posted: 12/16/2025 Recommended
-
Network Security Engineer - Palo Alto
Dallas, Texas
Network Security Engineer – Palo Alto Contract to Hire Per federal contract requirements must be a U.S. citizen Clearance: Successful completion of a Public Trust background investigation and/or a Public Trust clearance is required Location: On-site Ar...
Date Posted: 11/20/2025 Recommended
-
QA Analyst (hybrid)
Baltimore, MD
QA Analyst (hybrid - 3 days per week in office) Baltimore, MD GC Holders and US Citizens per client contract Duties and Responsibilities: As a QA Analyst, you will lead process, procedures and audits to ensure the Quality Assurance Plan results meet re...
Date Posted: 11/24/2025 Recommended
-
SOC Analyst
Huntsville, VA
Job Title: SOC Analyst Location: Huntsville, AL Openings: Mid- Senior Level Clearance: Top Secret Salary: $75,000-$145,000 depending on years of experience Mid Level SOC Analyst Shifts Available: Sun-Wed: 12pm-10pm Wed-Sat: 12pm-10pm Sun-Wed: 9pm-7am W...
Date Posted: 10/28/2025 Recommended
-
SQL Server / Oracle DBA (onsite)
Washington, DC
SQL Server / Oracle DBA Washington, DC - 100% ONSITE Must be U.S. citizen or Green Card Holder who has resided in the U.S. for at least 3 years and the ability to obtain a Public Trust $57-58/hr W2 NO C2C This role is responsible for the installation, ...
Date Posted: 12/10/2025 Recommended
-
Network Technician
Columbus AFB, Mississippi
Network Technician Columbus AFB, MS - onsite Must have active Secret clearance Must be Security+ certified Major Duties & Responsibilities: • Configure, maintain, troubleshoot, and test all network switching and routing devices on both classified and u...
Date Posted: 10/03/2025 Recommended
-
Network Security Engineer
Arlington, Virginia
Job Title: Network Security Engineer Location: Hybrid - Arlington, Virginia End Client: FDIC Type: Contract To Hire Compensation: $70/HR - only W-2 Contractor Work Model: Hybrid Public Trust Responsibilities: The Network Security Engineer role requires...
Date Posted: 10/24/2025 Recommended
-
Lead Microsoft Endpoint Configuration Manager (MECM)Engineer
Washington, District Of Columbia
Lead Microsoft Endpoint Configuration Manager (MECM) 100% onsite in Washington, DC Per Federal contract U.S. Citizenship required Must be able to pass federal background investigation Type: Contract Compensation: $47.50 hourly w2 ONLY (C2C NOT Accepted...
Date Posted: 12/17/2025 Recommended
-
Network Administrator
Tulsa , Oklahoma
Job Title: Network Administrator Location: Tulsa , Oklahoma Type: Contract To Hire Compensation: $31.25 - $38.46 hourly Contractor Work Model: Onsite Hours: Monday- Friday (8-5pm) with some evenings and weekends as needed System One is looking for an e...
Date Posted: 12/09/2025 Recommended
-
IT/Communications & Controls/System Engineer
Newark, New Jersey
Job Title: IT/Communications & Controls System Engineer Location: Newark, New Jersey Type: Contract Compensation: $52.88 hourly Contractor Work Model: Onsite IT/Communication & Controls System Engineer Responsibilities: Maintain systems of electrical a...
Date Posted: 12/08/2025 Recommended
-
Oracle ERP Security Analyst
Vienna , VA
Location: Hybrid Work Model Reporting to Vienna, VA or Pensacola, FL (3 days/week onsite) Pay Rate: Open to Both C2C and W2 options Position Type: Multiyear Contract Description: We are seeking a skilled contractor to join our client’s Finance Technolo...
Date Posted: 12/16/2025 Recommended
-
System Administrator Lead
McLean , Virginia
Job Title: System Administrator Lead Location: Arlington, Virginia Type: Contract To Hire Contractor Work Model: Onsite Security Clearance: Top Secret w/ SCI eligibility Duties and Responsibilities: Leads a team of system administrators responsible for...
Date Posted: 12/04/2025 Recommended
-
SailPoint Developer
Fort Belvoir, VA
SailPoint Developer Fort Belvoir, VA - hybrid (2-3 days a week onsite) Secret Clearance is required to start Must be Security+ certified SailPoint Developer Role requires Java Development Experience. We are looking for candidates who are true developer...
Date Posted: 12/11/2025 Recommended
-
Postgres SME
Ft Belvoir, VA
Postgres SME On-site/Hybrid: Ft. Belvoir, VA <- Will consider relocation within 2 weeks for a strong candidate. 2-3 days hybrid Security+ is required Active secret clearance Annual Salary: $185,000 range, plus benefits. ALTA IT Services is staffing a d...
Date Posted: 12/11/2025 Recommended
-
Network Engineer SME
Alexandria, Virginia
Network Engineer SME Franconia / Alexandria, VA - onsite Must have at least an interim Secret Clearance ALTA IT Services is seeking a highly motivated, self-directed individual to fill the role of Network Engineer SME for an existing government client....
Date Posted: 10/07/2025 Recommended
-
I&E / I&C Engineer
Tulsa , OK
System One is seeking a skilled I&E Engineer for an oil and gas client in the Tulsa area. The ideal candidate will possess the ability to read and interpret Piping and Instrumentation Diagrams (P&IDs) and have experience with process skids and OEM prod...
Date Posted: 11/26/2025 Recommended
-
Scanning Clerk
Edison, New Jersey
Job Title: Scanning Clerk Location: Edison, New Jersey Type: Contract Compensation: $17 hourly Contractor Work Model: Onsite Hours: 9:00am - 5:00pm Job Summary: The Scanning Clerk will support a document digitization project by preparing, scanning, and...
Date Posted: 12/12/2025 Recommended
-
HEDIS Clinical Medical Review Nurse
N/A, OFFSITE
Job Title: Clinical Medical Review Nurse Location: Maryland, Virginia and D.C. Type: Contract Compensation: $41.50 Contractor Work Model: Hybrid The Clinical HEDIS Nurse (Medical Review Specialist) is responsible for supporting the organization’s HEDIS...
Date Posted: 10/07/2025 Recommended
-
High Speed Guard Engineer
Springfield, VA
Job Title: High Speed Guard Engineer Location: Springfield, VA Type: Contract To Hire Contractor Work Model: Onsite Security Clearance: Active TS/SCI High Speed Guard Engineer to support the implementation and administration of Everfox High Speed Guard...
Date Posted: 12/04/2025 Recommended
-
AWS Security Manager
Herndon, Virginia
AWS Security Manager Location: 100% Remote US citizenship required per government contract Must be able to obtain Public Trust Clearance W2 only, NO C2C The AWS Security Manager is responsible for ensuring the security, compliance and protection of our...
Date Posted: 12/09/2025 Recommended
-
Senior Security Engineer
Washington, DC
Job Title: Senior Security Engineer Location: Washington, DC (100% onsite) Type: Contract Security Clearance: Public Trust Senior Security Engineer to supporting the Department of Transportation’s Cybersecurity mission by joining a dedicated team of cy...
Date Posted: 12/11/2025 Recommended
-
Red Cyber Operator
st. Petersburg, MD
Job Title: Red Cyber Operator Location: Ft. Belvoir / Lorton, VA - Onsite Role Type: Contract to Hire Clearance Required: Top Secret Opportunity Overview: This role offers the opportunity to support a mission-critical cyber red team, conducting offensi...
Date Posted: 12/16/2025 Recommended
-
Onsite Support Technician
Spring Grove, Pennsylvania
Job Title: Onsite Support Technician Location: Spring Grove, Pennsylvania Type: Contract – Long Term Contractor Work Model: Onsite Hours: Daytime – 8 AM – 5 PM General Position Description: Provide high-quality onsite IT support to internal users, focu...
Date Posted: 12/03/2025 Recommended
-
Security Administrator
Cincinnati, Ohio
Job Title: Security Administrator Location: Cincinnati, Ohio Type: Direct Hire Compensation: $80000 - $100000 annually Contractor Work Model: Hybrid We are looking for a Security Administrator at our Corporate Home Office. This person is responsible fo...
Date Posted: 12/08/2025 Recommended
-
Production and Special Projects Supervisor
Alexandria, VA
Production and Special Projects Supervisor (IT Configuration Specialist) United States Citizenship Required Requires Top Secret Clearance; Secret Clearance may be upgraded to TS. Onsite - Alexandria, VA 6 months Contract to Hire Hourly Rate during cont...
Date Posted: 12/12/2025 Recommended
-
Java Developer
Fairfield, Ohio
Job Title: P & C industry mandatory -Java Developer W2 ONLY Location: Fairfield, Ohio Type: Contract Compensation: Contractor Work Model: Remote Hours: Add the job’s scheduled days and times (delete if not needed) Security Clearance: List security clea...
Date Posted: 12/16/2025 Recommended
-
Sr. Administrator (Azure, OpenShift)
Alexandria, Virginia
Job Title: Sr. Administrator Location: Alexandria, Virginia Type: 6 + months Contract To Hire Contractor Work Model: Onsite (with some flexibility) Security Clearance: Secret Clearance US Citizenship Required We are seeking a Sr. Administrator with str...
Date Posted: 12/12/2025 Recommended
-
Collateral Underwriter
Tulsa, Oklahoma
Collateral Underwriter Responsibilities: Review and analyze collateral documentation to ensure compliance with agency and investor guidelines Evaluate property appraisals, title commitments, and other supporting documents for accuracy and completeness ...
Date Posted: 11/24/2025 Recommended