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

NISSC 3 Systems Support Specialist III - LEAD

$94.4k - $156k

American Systems

Overview

AMERICAN SYSTEMS is seeking our next Systems Support Specialist LEAD!

AMERICAN SYSTEMS is seeking a Systems Administrator, Senior to support the NISSC program at the Pentagon in Arlington, Virginia. This position provides onsite and oncall support for mission systems, ensuring system availability, responsive user support, and rigorous documentation in a TS/SCI environment.

Responsibilities

• Provide onsite and on call system administration and operational support for mission systems located at the Pentagon.
• Perform troubleshooting and corrective actions for hardware, software, network, and system performance issues.
• Conduct preventive and corrective maintenance, including applying patches, updates, and configuration changes.
• Provide user support and training, resolving access and usage issues and documenting recurring problems.
• Collect and maintain operational logs, incident and deficiency reports, and checklists per program and security standards.
• Execute incident response, including triage, escalation, coordination, and closure documentation.
• Perform backup and restore operations to ensure data protection and continuity of operations.
• Support system administration and database related activities as needed for mission systems.
• Ensure procedural compliance and that all records and reports meet operational, security, and audit requirements.
• Act as a technical resource for performance optimization, data integrity, and status reporting to management.

Qualifications

• 7-10 years of relevant experience in systems or network administration, systems support, or similar technical roles in secure, mission critical (DoD or similar) environments.
• Strong leadership capabilities in directing project/task execution across domains such as maintenance, integration, and data management.
• Experience allocating resources, monitoring progress, and ensuring quality deliverables.
• Demonstrated ability to resolve operational issues and provide precise, timely status updates to management and stakeholders.
• Experience managing schedules and aligning tasks with program objectives to support integrated operations across functional domains.
• Strong documentation skills for logs, incident reports, and technical records.

• Bachelor's degree in Information Technology, Cybersecurity, Computer Science, Information Systems, Data Science, Software Engineering, or a closely related field,
OR Equivalent DoD/Military training in systems administration, network operations, or a related technical discipline.

• Minimum: Active TS/SCI clearance required to start.

• Holds a DoD 8140 qualifying certification; one or more of the following (or equivalent) is required/preferred:
- Cloud+
- GSEC
- Security+
- SSCP

Notice of Anticipated Employment Opportunities
These positions are being posted in anticipation of future employment opportunities, which may become available beginning around June 2026. Actual hiring and start dates will depend on contract award, organizational needs and other factors. Candidates may be considered for these or similar positions as opportunities arise.

AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $94,400.00/Yr. - USD $156,000.00/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.

Wage Transparency Statement

AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $110,800.00/Yr. - USD $185,100.00/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.

EEO Statement

EEO Race/Sex/Disability Status/Veteran Status
Vacancy posted 3 days ago
Similar jobs that could be interesting for youBased on the NISSC 3 Systems Support Specialist III - LEAD in Arlington, VA vacancy
  •  ...About DMI DMI is a leading provider of digital services and technology solutions, headquartered...  ..., and application development, DMI supports public sector agencies and commercial...  ...DMI, LLC is seeking a Tier 3 System Administrator Lead who is accountable for... 
    Suggested

    DMI

    Washington DC
    2 days ago
  •  ...seeking a candidate for the role of Helpdesk III/VIP Support Specialist serving a military customer. The...  ...Required Experience: At least 3 years of experience in VIP-level IT support...  .... Familiarity with Army and DoD IT systems, including classified and unclassified... 
    Suggested
    Work experience placement

    Strategic Operational Solutions

    Washington DC
    5 days ago
  • $130k - $170k

     ...Growth Lead Canopy A&D is built to accelerate the...  ..., defense, and maritime systems. Canopy delivers specialized...  ...Execution Lead or support proposal efforts...  ...aka green card holder), (iii) protected individual as...  ...defined by U.S.C. 1324b(a)(3), or (iv) eligible to obtain... 
    Suggested
    Permanent employment
    Full time
    Contract work
    For contractors
    Shift work
    Weekend work

    Canopy A&D

    Washington DC
    21 hours ago
  •  ...Lead Security Support Specialist Ocean Bay, a subsidiary of Three Saints Bay, LLC, and a Federal Government...  ...of collateral area hardware (alarm systems/safes/swipe access) to ensure proper function...  ...Diploma or equivalent At least 3 years specialized experience in... 
    Suggested
    For contractors

    Navstar

    Washington DC
    13 days ago
  •  ...Records Support Associate III Kadiak, LLC, a Koniag Government Services company...  ...Support Associate Level III leads and manages a team of Records...  ...as Acting DPSM. Recommend system improvements/enhancements...  ...office experience. Three (3) years of experience utilizing... 
    Suggested
    Contract work
    For contractors
    Work experience placement
    Work at office
    Flexible hours

    ClearanceJobs

    Washington DC
    4 days ago
  •  ...Information System Support Specialist Comtech is a woman-owned small business founded in 1998 and headquartered in Reston, VA. We offer IT solutions...  ...processes based on the IT Infrastructure Library (ITIL) v.3 Framework across enterprise infrastructure operations.... 
    Flexible hours

    Comtech LLC

    Washington DC
    21 hours ago
  •  ....Net Developer III LEAD ROLE IS 4 DAYS ON SITE LOOKING FOR...  ...USC/GC Only 3- Months Contract Job Description...  ...Strong skills and experience in system development, especially in ....  ...to provide training, coaching support for architecture projects Ability... 
    Contract work

    3B Staffing LLC

    Washington DC
    21 hours ago
  •  ...Lead Security Support Specialist This is a contingent opportunity Lead Security Support Specialist K2 Group is searching for a Lead Security Support...  ...Active Top Secret Clearance Must have at least three (3) years specialized experience in adjudication to include:... 
    Temporary work
    For contractors

    ClearanceJobs

    Washington DC
    4 days ago
  •  ...Modern Technology Solutions, Inc. (MTSI) is seeking a Lead System Administrator SME to provide critical support to a high-profile Air Force program operating out of...  ...Access Program (SAP) experience within the last 3 years. ~ U.S. Citizenship is required. Required... 
    For contractors
    Work at office

    Modern Technology Solutions Inc

    Washington DC
    2 days ago
  • $107.9k - $195.05k

     ...Digital Modernization sector is seeking an experienced Senior Systems Engineer Lead to support the delivery, enhancement, and adoption of enterprise data...  ...that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3... 
    Local area
    Immediate start

    Leidos

    Alexandria, VA
    2 hours ago
  • $131.3k - $237.35k

     ...Digital Modernization sector is seeking an experienced SME Systems Engineer Lead to support the delivery, enhancement, and adoption of enterprise data...  ...that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3... 
    Local area
    Immediate start

    Leidos

    Alexandria, VA
    3 days ago
  • $131.3k - $237.35k

     ...Modernization sector is seeking an experienced SME Cybersecurity Systems Engineer Lead to support the delivery, enhancement, and adoption of enterprise data...  ...that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3... 
    Local area
    Immediate start

    Leidos

    Alexandria, VA
    5 hours ago
  •  ...effective approach, ensuring that we lead with both innovation and...  ...We are seeking a Windows Systems Administrator - Team Lead to provide...  ...engineering and administration support for mission-critical, contract-...  ...role delivers Tier 2 and Tier 3 support, oversees lifecycle maintenance... 
    Full time
    Contract work

    The One 23 Group

    Arlington, VA
    16 hours ago
  • $40 - $50 per hour

     ...seeking Telecommunications Technician 3 - Lead Technician/Supervisor located in Washington...  ..., repairs telecommunications systems and equipment, and performs the following...  ...Must be US Citizen ~ Must be able to support installation schedule and meet budgets provided... 
    Hourly pay
    Contract work
    Work experience placement
    Local area
    Remote work

    VTG

    Washington DC
    2 days ago
  • $47.59k - $87.56k

     ...Job Overview Academic Technology Support Specialist II, University Information Services - Georgetown...  ...require root cause analysis and multi-system troubleshooting. This role is crucial...  ...by front-line support staff. ● Leading and coordinating small to medium-sized... 
    Hourly pay
    Work at office

    Georgetown University

    Washington DC
    16 days ago
  • $70k - $85k

     ...equipment backups to maintain mission critical systems to safely run equipment. You will be based...  ...VOM meter and oscilloscope. Provide PC support including Windows operating system and...  ..., and holidays. You Have: ~3-5 years of electro-mechanical experience.... 
    Night shift
    Weekend work

    Dow Jones & Company, Inc.

    Silver Spring, MD
    3 days ago
  •  ...Job Description: The Information Systems Support Specialist provides technical support to Transportation FCU in the areas of application management, data management, and other technologies. The position provides information technology support services to staff... 
    Work at office
    Local area

    Vets Hired

    Alexandria, VA
    1 day ago
  • $70k - $85k

     ...equipment backups to maintain mission critical systems to safely run equipment. You will be based...  ...VOM meter and oscilloscope. Provide PC support including Windows operating system and...  ..., weekends, and holidays. You Have: ~3-5 years of electro-mechanical experience.... 
    Work experience placement
    Local area
    Worldwide
    Flexible hours
    Night shift
    Weekend work

    Dow Jones

    Silver Spring, MD
    3 days ago
  •  ...future.   Job Summary The Lead Data Analyst - Revenue Management Systems is an individual contributor role...  ...with Digital Technology and vendor support teams to ensure system reliability,...  ...relevant work experience. Minimum 3 years of hands-on experience in an... 
    Hourly pay
    Permanent employment
    Temporary work
    Work experience placement
    Interim role
    Local area
    Relocation
    Flexible hours

    Amtrak

    Washington DC
    2 days ago
  • $26.35 - $35.65 per hour

     ...Deskside Support Specialist GDIT is looking for a Deskside Support...  ..., software, network, system/application access, and...  ...AA or equivalent + 3 years of related experience...  ...Tier II and/or Tier III HelpDesk support Additional...  ...worldwide, offering leading capabilities in digital... 
    Hourly pay
    Temporary work
    Casual work
    Work at office
    Immediate start
    Remote work
    Worldwide
    Monday to Friday
    Flexible hours

    General Dynamics

    Washington DC
    2 days ago
  •  ...Admin Support / Information Specialist (Non-Exempt for Reef Systems) Job Summary This core administrative role provides comprehensive day-to-day data entry, general office support, facility tracking, and logistics coordination across all USTDA divisions.... 
    Contract work
    Work at office

    Reef Systems

    Arlington, VA
    2 days ago
  • $65.4k - $81.8k

     ...Project Foreman for Fire Alarm Systems (internal job title - Lead Field Service Technician) Location: Anywhere...  ...technical expertise will directly support the safety of our clients and the quality...  ...projects. NICET Level II or III certification in Fire Alarm Systems.... 
    Temporary work
    Work experience placement
    For subcontractor
    Local area
    Flexible hours
    Shift work

    Honeywell

    Washington DC
    1 day ago
  •  ...Passport Support Associate III CGI Federal is looking for experienced Support Associates to support...  .... Per the guidance of DOS Passport Specialists, generate correspondence to resolve...  ...and Re-issues, and re-batch into the system. Required Qualifications to Be Successful... 
    Contract work
    Work at office
    Shift work

    CGI

    Washington DC
    3 days ago
  •  ...provides leadership for the development and support of applications and associated...  ...and implementation of software application systems. Coordinates a team to complete specific...  ...field and 5 years of related experience. ~3 years of supervisory experience Other... 
    Local area
    Long distance

    Nordic

    Washington DC
    2 hours ago
  • $120k - $140k

     ...Senior Financial Systems Lead The Senior Financial Systems Lead is responsible for supporting, maintaining, and enhancing the firm's global financial system, Aderant, and associated applications such as Iridium, Chrome River, and Workday. Key duties include troubleshooting... 
    Work at office

    C&M Legal Search

    Alexandria, VA
    1 day ago
  •  ...Tier 3 Network Lead DMI, LLC is seeking a Tier 3 Network Lead who owns the performance of wired and wireless infrastructure across four...  ...on circuit installation, upgrades, and outage restoration; support data center operations and DAS infrastructure management Provide... 
    Monday to Friday

    DMI (Digital Management, LLC)

    Washington DC
    1 day ago
  • $135k - $216k

     ...Systems Integration/Communications Lead Job Locations US-VA-McLean Requisition ID 2026...  ...Integrator / Communications Lead to support a high-visibility customer mission environment...  ...a BS/BA; 6 years with an MS/MA; or 3 years with a PhD. An additional 4... 
    Contract work
    Work at office
    Shift work

    Peraton

    McLean, VA
    21 hours ago
  • $65k - $70k

     ...The IT & Systems Lead at GlobalGiving is a small but mighty one-person IT department, responsible for managing laptops, productivity software...  ...our success, we take great care in how we attract, hire, and support our employees for a successful career. If you care about... 
    Permanent employment
    Full time
    Casual work
    Work at office
    Remote work
    Work from home
    Visa sponsorship
    Work visa
    Flexible hours
    Night shift
    1 day per week

    GlobalGiving Foundation

    Washington DC
    4 days ago
  • $80 - $90 per hour

     ...looking for a Firewall Lead to sit hybrid at the Pentagon...  ...policies, conducts system audits to ensure compliance...  ...teams to integrate and support secure solutions. The...  ...Must have DoD 8570 IAT III or higher certification...  ...considered lieu of a degree. 3+ years of Firewall... 
    Work experience placement

    Insight Global

    Arlington, VA
    21 hours ago
  •  ...A leading defense contractor is seeking a Strategic Requirements Analyst Sr Staff for the Surface Naval Weapons Systems team in Arlington, VA. In this role, you will translate operational...  ...acquisition processes. The position supports remote work and offers a comprehensive... 
    For contractors
    Remote work

    Lockheed Martin Corporation

    Arlington, VA
    3 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to NISSC 3 Systems Support Specialist III - LEAD. Be the first to apply!