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

NOSC Technician Network Administrator Senior

Career Listings

Job Description

Job Description

Benefits:

  • 401(k)
  • 401(k) matching
  • Dental insurance
  • Health insurance
  • Paid time off
  • Profit sharing
  • Tuition assistance
  • Vision insurance
SarelaTech is seeking a Sr. Network & Systems Engineer to provide advanced engineering, strategic systems analysis, and operational oversight for large-scale operations on a high-profile Department of War (DoW) contract at Fort Belvoir, VA. The I3TS program provides enterprise-wide IT support to enable DTRA’s Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to internal and external partners operating in CONUS and OCONUS locations. 

The Engineer will serve as a primary technical authority, exercising independent judgment to analyze and modify DTRA’s enterprise IT Server, Storage, and Network infrastructures. Operating on Unclassified, Secret, and Top-Secret networks, the candidate will lead the monitoring and troubleshooting efforts that ensure continuous, secure, and resilient access for all mission partners. 

Clearance: Active Top Secret/SCI security clearance at time of consideration. 

Work Schedule: Day Shift 0600-1800 (Sun-Wed) OR Night Shift 1800-0600 (Wed-Sat) 

Primary Responsibilities: 

The candidate's primary duties will focus on systems analysis, architectural engineering, and operational leadership: 

Systems Analysis & Architecture: Apply advanced systems analysis techniques to consult with DTRA leadership and mission partners, determining complex system functional specifications, capacity requirements, and architectural roadmaps.

Network & Systems Engineering: Document, test, and modify network and server configurations, security protocols, and directory services (Active Directory) to align with evolving DoD Directives and security baselines.

Incident & Operational Leadership: Perform shift duties as the 24x7x365 Network Operations and Security Center (NOSC) operations watch officer. Serve as the escalation authority for complex, multi-system outages, leading diagnostic strategy, event correlation, and root-cause analysis.

Strategic Integration: Provide input for process improvement on operational procedures, incident response frameworks, and SLA-compliant workflow protocols. Evaluate third-party vendor solutions and manage configurations within the ServiceNow ITSM framework.

Executive Advisory: Interface directly with high-level Mission Partners, DISA, Joint Forces, and Combatant Commands to advise on operational impacts, system vulnerabilities, and technical solutions. Author and present After-Action Reports (AARs) and technical briefings to senior leadership.

  • Support Tier I–III system, networking, and engineering personnel to ensure network troubleshooting efforts.
  • Oversee real-time monitoring of global enterprise networks using DoD-approved tools (e.g., SolarWinds).
  • Develop and enforce operational procedures, incident response workflows, and escalation protocols.  
  • Interface with Mission Partners, DISA, Joint Forces, and Combatant Commands on network status, issues, and operational impacts.  
  • Prepare and deliver operational briefs, after-action reports (AARs), and executive summaries to senior leadership. 
  • Troubleshoot, resolve, and/or escalate technical issues based on ticket assignments, deskside or remotely, as necessary.  
  • Correlate events and incidents for management of Information Technology (IT) Services.
Required Qualifications
  • Education & Experience: BS degree in Computer Science, Information Technology, or a related engineering field with 8–12 years of experience, or a master's degree with 6–10 years of experience in enterprise systems engineering, network design, or IT operations management. Specific high-level technical experience may be considered in lieu of a degree.
  • Technical Expertise: Advanced, theoretical, and practical understanding of network protocols (TCP/IP, DNS, DHCP, VPNs, firewalls), system virtualization, and enterprise storage networks.
  • Tools & Frameworks: Proficiency in administering enterprise monitoring suites (e.g., SolarWinds), Active Directory architecture, and IT Service Management (ITIL/ITSM) frameworks.
  • Security Certification: Must possess a current DoD 8570.01-M IAT Level II certification (e.g., Security+ CE) or higher prior to start.
  • Clearance: Active Top Secret/SCI security clearance at time of consideration.
Vacancy posted 25 days ago
Similar jobs that could be interesting for youBased on the NOSC Technician Network Administrator Senior in Fort Belvoir, VA vacancy
  • $70k - $100k

     ...Sr. Network & Systems Engineer Grow, innovate, and generate progress: Harness your expertise...  ...The successful candidate will serve as a senior technical authority responsible for...  ...Network Operations and Security Center (NOSC) Operations Watch Officer during assigned... 
    Senior
    Contract work
    Local area
    Remote work
    Shift work
    Night shift
    Day shift

    JCS Solutions

    Fort Belvoir, VA
    1 day ago
  • $95k - $115k

    GovCIO is currently hiring a highly experienced Senior Network Administrator to serve as the technical authority for secure network infrastructure supporting a mission-critical U.S. Coast Guard (USCG) program. This position is located in Alexandria, VA and will be a... 
    Senior
    Currently hiring

    GovCIO

    Alexandria, VA
    3 days ago
  • $150k - $250k

     ...HVAC Technician Opportunity SIGN ON BONUS UP TO $10,000!!! Are you a skilled HVAC Technician who not only excels at diagnosing and repairing residential HVAC systems but also knows when it's time for a homeowner to upgrade? If you can confidently recommend and sell... 
    Senior
    Immediate start
    Relocation package

    F.H. Furr

    Lorton, VA
    5 days ago
  •  ...the highest form of third-party validation. is seeking an Network Administrator - Mid at Fort Belvoir, VA to support large-scale migration and...  ...for hardware, software, and connectivity issues.Escalate to senior engineering staff if issue is not resolved.Document and... 
    Suggested
    Full time
    Contract work
    For contractors
    Work at office
    Local area
    Shift work
    Night shift

    ValidaTek

    Fort Belvoir, VA
    5 days ago
  • AAMCO Transmissions and Total Car Care is seeking a General Automotive/R&R Technician to service a broad range of vehicle repair issues and quickly identify the cause of performance problems. The role emphasizes hands-on diagnosis and repair of automotive systems, including... 
    Senior

    AAMCO Transmissions and Total Car Care

    Woodbridge, VA
    4 days ago
  • $135k - $216k

    ResponsibilitiesPeraton is seeking an experienced Senior Network Engineer specializing in Software Defined Wide Area Networking (SD WAN) to support enterprise network infrastructure and modernization initiatives. This individual will serve as a subject matter expert (SME... 
    Senior
    Full time
    Contract work
    Shift work

    Peraton Corporation

    Springfield, VA
    6 days ago
  • $135k - $216k

    ResponsibilitiesPeraton is seeking an experienced Senior Network Engineer specializing in Zscaler cloud security platforms to support enterprise...  ...on Zero Trust principles, SASE architecture, Zscaler administration, and network security best practices.Maintain technical... 
    Senior
    Full time
    Contract work
    Shift work

    Peraton Corporation

    Springfield, VA
    2 days ago
  • Cogir Senior Living is seeking a Medication Technician to provide compassionate, direct care to residents, assist with medication administration and daily living activities, in line with personalized plans. Applicants should have 12+ months of medication administration... 
    Senior
    Weekend work

    Cogir Senior Living

    Alexandria, VA
    4 days ago
  • Brightview Senior Living LLC in Annandale, VA is seeking a compassionate Medication Aide/Tech to provide warm personal care and companionship...  ...include a high school diploma and current Medication Aide or Technician certification in VA or nearby states. Competitive pay and... 
    Senior

    Brightview Senior Living

    Annandale, VA
    3 days ago
  • Brightview Senior Living, LLC in Alexandria, VA seeks compassionate caregivers to provide warm, personal care and companionship to our residents. You will assist with daily activities and work with nurses to update care plans in a respectful environment. The role requires... 
    Senior

    Brightview Senior Living, LLC

    Alexandria, VA
    1 day ago
  • Brightview Senior Living is hiring for caregiver roles focused on personal care, companionship, and ADL support for residents. The position...  ...or equivalent and may be certified as a Medication Aide or Technician (VA being relevant). The role is offered with competitive... 
    Senior
    Hourly pay

    Brightview Senior Living

    Alexandria, VA
    5 days ago
  • Cogir Senior Living is seeking a Maintenance Technician to keep buildings in excellent condition, address maintenance issues, and ensure safety and comfort for residents. You’ll troubleshoot and repair HVAC, plumbing, electrical, and related systems while maintaining accurate... 
    Senior

    Cogir USA

    Alexandria, VA
    2 days ago
  • Brightview Senior Living LLC in Annandale, VA is seeking a hands-on Maintenance Associate to keep the community safe and welcoming. You will perform repairs, respond to resident requests, and prepare apartments for new residents, ensuring spaces are clean and ready. We... 
    Senior
    Hourly pay

    Brightview Senior Living

    Annandale, VA
    4 days ago
  • Fairfield is hiring a Senior Maintenance Technician to perform daily maintenance, diagnose and repair HVAC, electrical, plumbing, carpentry, and appliances. You will supervise contractors, maintain pool amenities, and ensure safety and cleanliness across the property in... 
    Senior
    For contractors
    Weekend work
    Afternoon shift

    ffres

    Woodbridge, VA
    5 days ago
  • Cogir Senior Living is seeking a proactive Maintenance Technician to uphold the building's structural integrity and address maintenance requests across our communities. The role requires hands-on experience with electrical, plumbing, HVAC, carpentry, and general repairs... 
    Senior

    Cogir Senior Living

    Alexandria, VA
    4 days ago
  •  ...Senior Database Administrator General Dynamics Information Technology (GDIT) seeks a highly motivated and experienced Senior Database Administrator...  ...-solving skills for critical database, application, network, and system administration issues. Ability to work efficiently... 
    Senior
    Work at office
    Flexible hours

    Gdit

    Fort Belvoir, VA
    3 days ago
  • Suvi, an Akima Company, seeks a Subject Matter Expert to support a National Capital Region law enforcement mission. The SME provides senior technical, engineering, analytical, or business expertise to guide complex programs in Spectrum Relocation and Video Surveillance.... 
    Senior
    Relocation

    Akima

    Lorton, VA
    2 days ago
  • $26.92 - $35 per hour

     ...impact, develop your skills, and be part of something bigger. Come build your future with us! About the Role The Senior Maintenance Technician performs daily maintenance tasks as directed by the Maintenance Supervisor and Community Manager. This role involves diagnosing... 
    Senior
    Hourly pay
    Minimum wage
    Full time
    For contractors
    Flexible hours
    Afternoon shift

    Fairfield Residential

    Woodbridge, VA
    3 days ago
  • $75k - $85k

     ...Senior HVAC Technician General Description: As the Senior HVAC Technician, this position will be required to perform operation, maintenance, repair and installation of Heating, Ventilation, and Air Conditioning [HVAC] systems and other related components. If... 
    Senior
    For contractors
    Work experience placement
    Immediate start
    Remote work
    Weekend work

    Northern Virginia Community College

    Annandale, VA
    1 day ago
  •  ...Forklift Technician Responsible for the proper repair and maintenance for a large fleet of forklifts and related equipment of various brands (predominately Raymond). The contractor shall be responsible for maintaining a comprehensive maintenance schedule, obtaining... 
    Senior
    For contractors
    Work at office

    Marathon TS

    Springfield, VA
    1 day ago
  • $86.8k - $198k

     ...monthly and quarterly status reports on DIB investment programsExperience preparing and coordinating correspondence requests directed to senior department leadership, legislative branch offices, foreign governments or agencies, international organizations, or private... 
    Senior
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Alexandria, VA
    5 days ago
  • John C. Flood is seeking an Experienced Residential HVAC Service Technician to join a long-standing team in Northern Virginia. You will troubleshoot, diagnose, and repair residential HVAC systems, prioritizing safety and customer satisfaction. We provide competitive hourly... 
    Senior
    Hourly pay

    JOHN C FLOOD

    Alexandria, VA
    3 days ago
  •  ...Grove Technologies, LLC, a dynamic and fast-growing federal contractor, is seeking a highly skilled and motivated Red Team Senior Close Access Network Capability/Wi-Fi Developer to support DCART through the advanced development, integration, and validation of proximity-... 
    Senior
    For contractors

    Oak Grove Technologies

    Fort Belvoir, VA
    4 days ago
  • M.C. Dean is seeking an HVAC Technician 3 to maintain and troubleshoot HVAC equipment in data center environments and mission-critical facilities. This role requires handling complex systems, documenting operating logs, and ensuring reliability under deadlines and heavy... 
    Senior
    Local area

    M.C. Dean

    Alexandria, VA
    2 days ago
  • $116.35k - $210.33k

    The Digital Sector at Leidos currently has an opening for a ITP Senior Network Engineer supporting the HEITS Contract as part of the Department of Homeland Security (DHS) Insider Threat Program (ITP). This is an exciting opportunity to use your experience to support, sustain... 
    Senior
    Full time
    Contract work

    Leidos

    Lorton, VA
    4 days ago
  • Tech24 is seeking an experienced Senior Refrigeration / HVAC Technician to join our commercial foodservice service team in Alexandria, VA. You will diagnose and repair refrigeration and HVAC systems in restaurants and commercial kitchens, delivering reliable service and... 
    Senior

    Tech24

    Alexandria, VA
    3 days ago
  • $35 - $38 per hour

     ...Join Our Team as a Senior HVAC Technician! Location: Greenspring Village by Erickson Senior Living Are you an experienced HVAC professional...  ...in Springfield, Virginia. We're part of a growing national network of communities managed by Erickson Senior Living, one of... 
    Senior
    Hourly pay
    Local area

    Erickson Senior Living

    Springfield, VA
    4 days ago
  • $92.3k - $166.85k

    Leidos is seeking a Senior Network Engineer to support the design, implementation, modernization, and sustainment of enterprise network infrastructure within a fast-paced Department of Defense (DoD) environment in Fort Belvoir, VA or Albuquerque, New Mexico. The successful... 
    Senior
    Full time
    Local area
    Remote work

    Leidos

    Fort Belvoir, VA
    4 days ago
  •  ...Job Description Job Description The systems (electronic) technicians provide systems design and technical documentation, installation...  ...to support audio and video teleconferences, fiber hub network feeds, Video Over Internet Protocol (VOIP) and satellite television... 
    Senior

    Alexton Incorporated

    Lorton, VA
    29 days ago
  •  ...active TS/SCI clearance with a CI Polygraph.  SQL Database Administrator – Senior Position / LCAT: SQL Database Administrator Level:...  ...Server-based environment hosting databases across supported networks for various .NET applications. Maintains quality of service... 
    Senior
    Immediate start
    Flexible hours

    North Point Technology

    Fort Belvoir, VA
    a month ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to NOSC Technician Network Administrator Senior. Be the first to apply!