Network Administrator

Cb•Ft Belvoir, VA

About The Position

SarelaTech is seeking a senior network professional to support large-scale operations on a high-profile Department of Defense contract. The I3TS program provides enterprise-wide IT support to DTRA’s Information Management & Technology Directorate, helping consolidate, modernize, and continuously improve IT services and mission capabilities for internal and external partners in CONUS and OCONUS locations. The role supports existing infrastructure and new or upgraded capabilities for DTRA. It covers technology requirements definition, feasibility studies, pilot projects, implementation planning, network monitoring, outage diagnosis and troubleshooting, and proactive mitigation. The position also leads and coordinates network operations personnel, oversees global network monitoring, develops operational procedures and incident workflows, serves as a senior technical contact during major events, and communicates with mission partners and senior leadership. The position also plans and designs secure enterprise network solutions, including wide area connectivity, wired and wireless access, capacity planning, optimization, IP addressing, migration strategies, and transition plans. It works with information assurance teams to support compliance with Department of War standards and develop accreditation artifacts.

Requirements

Bachelor’s degree in Science, Technology, Engineering, or Math (preferred) with 8–12 years of experience, or a master’s degree with 6–10 years of experience; additional years of directly applicable experience may be accepted in lieu of a degree.
Network certification meeting or exceeding CCNA; comparable vendor certification may be accepted upon review.
Active DoD IAT Level II certification, such as Security+, or equivalent, before start.
Active DoD Top Secret clearance at the time of consideration.
Experience documenting logical or physical designs with drawing tools such as Visio, PowerPoint, Gliffy, Cameo, or MagicDraw.
Experience conducting technical troubleshooting to resolve issues.
Experience conducting site surveys or analyzing site-survey data.
Experience creating or executing migration plans for circuits, network traffic, services, applications, or data, or planning or executing an IT system technology or lifecycle refresh.
Broad exposure to IT infrastructure networking, including LAN, WAN, TCP/UDP, IPSec, VPN, proxies, Layer 2/Layer 3 routing, and firewalls.
Experience with at least two of these vendor network technologies: Cisco, Juniper, F5, Aruba, Palo Alto, Dell, Brocade, and Fortinet.
Experience designing and implementing medium-to-large network infrastructure and producing corresponding technical documentation.
Ability to work collaboratively to troubleshoot and resolve complex network issues.
Excellent written and verbal communication skills, including drafting SOPs and technical documentation.
Ability to communicate significant organizational or project matters to executive leadership.
Ability to present designs and plans to technical leadership personnel and boards for approval.

Nice To Haves

Certified Cisco Network Professional (CCNP) or equivalent.
Experience with enterprise network management tools such as SolarWinds, MECM, Core Light, BMC Helix ITSM (Remedy), or JIRA.
Hands-on experience with WAN, LAN, SPPNs, DECCs, compute, storage, capability delivery platforms, telecommunications, and circuits.
Expertise in designing and improving complex, geographically distributed enterprise networks.
Expert knowledge of DoD security requirements for network infrastructure.
Experience hardening network infrastructure, including implementing DoD STIGs.
Experience with reporting and business applications such as Power BI, SharePoint, and SQL.

Responsibilities

Lead and coordinate Tier I–III network operations engineering personnel and ensure network troubleshooting efforts are effectively organized.
Oversee real-time monitoring of global enterprise networks using DoD-approved tools such as SolarWinds, NetOps, Splunk, and ACAS.
Develop and enforce operational procedures, incident response workflows, and escalation protocols.
Serve as the senior technical point of contact for major outages, network events, or cybersecurity incidents.
Interface with mission partners, DISA, Joint Forces, and Combatant Commands regarding network status, issues, and operational impacts.
Ensure network changes follow configuration management and DoD Change Advisory Board procedures.
Prepare and deliver operational briefs, after-action reports, and executive summaries to senior leadership.
Plan and design secure network solutions to consolidate connectivity services under an enterprise service.
Design secure wide area connectivity, including underlay, overlay, and COI transport, to support performance, quality of service, security, and mission requirements.
Provide secure access solutions using wired and wireless technologies, and develop associated implementation and transition plans.
Integrate capacity planning and scaling of network and security stack environments into solution designs.
Investigate network optimization strategies and techniques to meet capacity and performance standards.
Identify legacy service paths, including data flows, firewall rulesets, and ACLs, and develop designs for future enterprise service capabilities that balance security, sustainability, and maintainability.
Support development of IPv4 and IPv6 addressing schemes.
Work with information assurance teams to support compliance with DoW standards and provide accreditation artifacts.
Create or execute migration plans for circuits, network traffic, services, applications, or data between environments or to a commercial cloud provider; alternatively, plan or execute technology or lifecycle refreshes of existing IT systems.
Design and implement medium-to-large network infrastructure and produce associated technical documentation.
Troubleshoot and resolve complex network issues as part of a team.
Draft SOPs and technical documentation, communicate significant matters to executive leadership, and present designs and plans to technical leadership and approval boards.