Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior Systems Administrator - IT & Security Lead

Modern Technology Solution, Inc (MTSI)

Modern Technology Solutions, Inc. (MTSI) is looking for a Senior Systems Administrator in Alexandria, VA. This role includes developing and securing enterprise systems, managing software distribution, overseeing phone systems, and resolving technical issues. The ideal candidate has over 7 years of IT experience and a bachelor's degree in Computer Science. MTSI offers a dynamic environment with opportunities for innovation and growth. #J-18808-Ljbffr Modern Technology Solutions, Inc.

Vacancy posted 5 days ago
Similar jobs that could be interesting for youBased on the Senior Systems Administrator - IT & Security Lead in Alexandria, VA vacancy
  • A government contracting firm in Arlington is seeking a Senior Systems Administrator to support technical initiatives for a Federal agency. Candidates...  ..., strong communication skills, and the ability to lead technical teams. The role offers a comprehensive benefits package... 
    Senior

    Contact Government Services, LLC

    Arlington, VA
    2 days ago
  • A federal technical services provider is seeking a Senior Systems Administrator to support a large Federal agency. The ideal candidate...  ...have extensive Relativity experience and the ability to lead teams in a dynamic IT environment. Key responsibilities include managing... 
    Senior

    CGS Federal (Contact Government Services)

    Arlington, VA
    1 day ago
  • A technology solutions provider located in Alexandria, VA, is seeking a Senior Systems Administrator. This role requires extensive experience in IT administration, particularly within Microsoft Windows environments, and leadership in developing and maintaining enterprise... 
    Senior
    Work at office

    Modern Technology Solutions, Inc. (MTSI)

    Alexandria, VA
    3 days ago
  •  ...Senior OpenText Content Server Systems Administrator, Arlington, VA We are seeking a Senior OpenText Content Server...  ...progressively responsible positions in IT consulting projects. - Previous...  ...product stack preferred. - Security+ Certification preferred. - Strong... 
    Senior

    Next Step Systems LTD

    Arlington, VA
    2 days ago
  •  ...Senior Systems Administrator, Top Secret Security Clearance Required, Arlington, VA We are seeking a Senior Systems Administrator to perform a wide variety...  ...more years in progressively responsible positions in IT consulting projects. - Technology Subject Matter... 
    Senior

    Next Step Systems LTD

    Arlington, VA
    2 days ago
  • Join to apply for the Senior Systems Administrator role at Tecolote Research Overview We are seeking a skilled...  ...Systems Administrator to join our IT team. The ideal candidate will be...  ...Responsibilities Design, implement, and maintain secure and scalable cloud infrastructure... 
    Senior
    Full time
    Temporary work
    Work at office

    Tecolote Research

    Arlington, VA
    5 days ago
  •  ...Apogee Global RMS is seeking a Senior Cybersecurity Engineer / Offensive Security Lead to support high‑visibility federal and IC programs. This role is designed for operators who bring hands‑on offensive tradecraft, current certifications, and recent red‑team experience... 
    Senior

    Apogee Global RMS

    Arlington, VA
    4 days ago
  •  ...federal technical support firm is seeking a Senior Systems Administrator to manage Relativity databases and...  ...with Relativity, the ability to lead technical teams, and excellent communication...  ...a strong background in government IT environments and be prepared to obtain... 
    Senior

    CGS Federal (Contact Government Services)

    Washington DC
    5 days ago
  • $86.8k - $198k

    Booz Allen Hamilton is seeking a Jira Administrator to manage the Atlassian Jira platform and support Agile delivery teams. You will design workflows, automate processes, and provide technical support, ensuring best practices in Jira usage. This role demands experience... 
    Senior

    Booz Allen Hamilton

    Arlington, VA
    5 days ago
  • Kids for the Future is searching for an IT Specialist to oversee technology systems at SageWater. This role includes supporting IT operations, system management, and providing outreach across departments. The ideal candidate will have a Bachelor's in a relevant field and... 
    Senior

    Kids for the Future

    Alexandria, VA
    5 days ago
  • Farfield Systems in Arlington, Virginia is seeking a Cyber Incident Management professional to oversee the incident response lifecycle, coordinate with stakeholders, and support cyber operations. Ideal candidates should have over 5 years of relevant experience in cyber... 
    Senior

    Farfield Systems

    Arlington, VA
    1 day ago
  •  ...Lab Manager to oversee advanced cybersecurity capabilities. The ideal candidate will have 5+ years of experience as a Linux System Administrator, a DoD Secret clearance, and knowledge in Docker, Kubernetes, and RedHat Openshift. Responsibilities include infrastructure... 
    Senior

    ARGO Cyber Systems, LLC

    Arlington, VA
    4 days ago
  •  ...located in Newtown Square, is seeking a Senior Salesforce Administrator to manage day-to-day operations, design advanced flows, and oversee system integrations. The ideal candidate will...  ...Responsibilities include maintaining security, optimizing performance, and mentoring... 
    Senior

    Pathstone

    Alexandria, VA
    4 days ago
  • $112.8k - $257k

    A leading consulting firm based in Arlington, Virginia, seeks a Senior Security Architect with extensive experience in secure systems design and enterprise architecture to safeguard national security clients. The ideal candidate will apply cybersecurity engineering skills... 
    Senior
    Full time

    Booz Allen Hamilton

    Arlington, VA
    4 days ago
  • STOPSO is seeking a System Administrator - Helpdesk Lead/Manager to oversee Tier 1 help desk operations for a military customer in Washington, DC. This role requires managing SLA compliance, troubleshooting technical issues, and maintaining the ServiceNow knowledge base... 
    Senior

    STOPSO

    Washington DC
    5 days ago
  • A leading IT service provider in Arlington, VA seeks a Network Engineer - Level III responsible...  ...designing and managing complex network systems. Key responsibilities include leading...  ...expertise in advanced networking protocols and security frameworks. The position emphasizes... 
    Senior

    ActioNet, Inc.

    Arlington, VA
    3 days ago
  • Integration Innovation, Inc. (i3) is seeking a Senior Systems Administrator to support the Naval Research Laboratory. This role involves Windows...  ...should have at least five years of experience, a Security+ Certification, and an Active Top Secret security clearance... 
    Senior

    Integration Innovation, Inc. (i3)

    Washington DC
    5 days ago
  • HOW A LINUX SYSTEM ADMINISTRATOR WILL MAKE AN IMPACT: Provide system administration support for...  .../patching. Responsible for DoW Linux Security Technical Implementation Guides (STIGs...  ...will require candidate to engage with senior military and government leadership. Must... 
    Senior
    Contract work
    Work experience placement
    Remote work

    General Dynamics Information Technology

    Falls Church, VA
    1 day ago
  • Saic is seeking a highly skilled Senior Cloud Engineer in Alexandria, Virginia. This role...  ...modernization efforts. Responsibilities include leading cloud projects, mentoring team members,...  ...workflows, and a proven track record in securing IL4, IL5, and IL6 environments. Preferred... 
    Senior

    Saic

    Alexandria, VA
    2 days ago
  • $133k - $222.1k

     ...Network Administrator, Lead (HPC) Location US-VA-Arlington ID 2026-4360 Category IT / Cyber Security / Network Systems Position Type Full-Time Remote No Clearance Required Top Secret/SCI Overview... 
    Full time
    For contractors
    Remote work
    Relocation package

    American Systems

    Arlington, VA
    3 days ago
  • A leading IT services provider is seeking a skilled Senior Helpdesk Technician / System Administrator for Fort Belvoir, VA. This position involves providing comprehensive IT support...  ...00 devices, ensuring compliance with IT security standards. Candidates must have at least... 
    Senior

    FedTec

    Fort Belvoir, VA
    3 days ago
  • $90k - $95k

     ...availability and recoverability of systems Schedule and perform...  ...and management; Response to security threats, attacks, and similar...  ..., access and use (Office 365 administration) Printer setup and deployment...  ...Responsible for collecting IT inventory, decommissioning unused... 
    Senior
    Full time
    Work at office
    Local area
    Remote work
    Shift work

    6AM City, LLC

    Washington DC
    5 days ago
  •  ...Information Technology is seeking a Network/System Administrator III in Arlington, Virginia. This role focuses on managing IT operations and supporting security initiatives. Candidates should have...  ...Linux systems, and the ability to lead technical teams. Applicants must be... 
    Senior

    General Dynamics Information Technology

    Arlington, VA
    2 days ago
  • Argo Cyber Systems in Arlington, Virginia is seeking a Technical Engagement Network (TEN...  ..., and ensuring compliance with security protocols. Candidates must be U.S. citizens...  ...clearance and at least 5 years of Linux System Administration experience. A BS in Computer Science or... 
    Senior

    Argo Cyber Systems

    Arlington, VA
    5 days ago
  • Senior Helpdesk Technician / System Administrator FedTec is seeking a skilled Senior Helpdesk Technician / System Administrator...  ...who will provide Tier I-III IT support and systems administration...  ...compliance with DoD and Army IT security standards. Location: On-Site Fort... 
    Senior
    Full time
    Temporary work
    Work at office

    FedTec

    Fort Belvoir, VA
    5 days ago
  •  ...government services provider is seeking a Senior Systems Administrator in Fairfax, Virginia. The successful...  ...Relativity databases and provide IT support to a Federal agency, ensuring...  ...supervisory skills, and the ability to lead technical teams. Candidates should possess... 
    Senior

    CGS Federal (Contact Government Services)

    Fairfax, VA
    3 days ago
  • $50 - $55 per hour

    Zones IT Solutions is seeking a Senior IT Administrator in Washington, DC, for a 6 month contract. The role includes management of IT infrastructure and providing...  ...5 years of experience and possess strong skills in systems administration and project leadership. The pay ranges... 
    Senior
    Hourly pay
    Contract work

    Zones IT Solutions

    Washington DC
    1 day ago
  • $140k - $165k

    Innosoft Corporation is seeking a Senior ATO Subject Matter Expert to lead the ATO lifecycle across the Federal Bureau of Prisons IT Cyber Security Support Services contract. Candidates must have a Bachelor's degree in Cybersecurity or related fields, with at least 10 years... 
    Senior
    Contract work
    Work at office

    Innosoft Corporation

    Washington DC
    2 days ago
  • Arcetyp LLC is hiring a Vulnerability Management Analyst to support their IT Services and Cyber Security initiatives. This full-time role based in Washington, DC requires an Active Top Secret Clearance. You will identify and prioritize vulnerabilities, coordinate corrective... 
    Senior
    Full time

    6AM City, LLC

    Washington DC
    1 day ago
  • 4218 Microsoft Security Engineer - Senior Lead 4218 | Secret Job Description: OVERVIEW:...  ...and implement security solutions for IT systems • Provide technical expertise for...  ...detection/prevention • Perform system administration, configuration, patching, upgrades,... 
    Senior

    Procession Systems

    Washington DC
    2 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior Systems Administrator - IT & Security Lead. Be the first to apply!