Network Expert

Aretum•Vienna, VA

20h

About The Position

Aretum is seeking a Network Expert to design, administer, secure, and maintain enterprise network infrastructure and supporting services. The role collaborates with government and contractor stakeholders, produces accurate work products, and follows applicable federal customer procedures. Employees may handle Controlled Unclassified Information and must follow applicable safeguarding and compliance requirements. This is a proposal-contingent opportunity in Vienna, Virginia. The position requires a Secret security clearance, with continued eligibility and maintenance subject to government requirements. The role depends on contract award, customer approval if required, and availability of funding. On-site expectations and travel requirements will be determined by the final contract and customer needs. The anticipated annual base salary range is $60,000–$130,000. This is a current good-faith estimate, not a guaranteed offer or final salary. Final compensation may depend on contract award, funding, customer requirements, work location, labor category, scope, and the candidate’s qualifications.

Requirements

Bachelor’s degree in a relevant field.
Knowledge of enterprise networking, TCP/IP, switches, routing, access management, and troubleshooting.
Ability to maintain accurate diagrams, records, and operating procedures.
Strong written and verbal communication, collaboration, documentation, and problem-solving skills.
Current CompTIA Security+ certification or another current, position-appropriate certification accepted by the customer is required.
Ability to configure and troubleshoot routing, switching, DNS, DHCP, TCP/IP connectivity, and network services.
Understanding of monitoring, configuration documentation, patch coordination, backup validation, and service restoration.
Applicants must be legally authorized to work in the United States.
Ability to obtain and maintain a Secret security clearance, subject to applicable government requirements.

Nice To Haves

Familiarity with federal IT environments, cybersecurity practices, system lifecycle documentation, and customer service processes.
Experience with Active Directory, certificate revocation lists (CRLs), network security controls, and recovery exercises.
Familiarity with enterprise LAN/WAN design, firewall rules, network segmentation, and automated monitoring tools.

Responsibilities

Develop network designs and site diagrams for LAN, MAN, and WAN infrastructure and installations.
Configure, administer, and troubleshoot network hardware, software, communications links, and related services.
Monitor network availability, capacity, performance, and security, and plan changes and improvements.
Administer Active Directory services and maintain certificate revocation lists (CRLs) as required.
Implement patches, updates, routine maintenance, backup, and recovery operations.
Plan network downtime, changeovers, validation testing, rollback, and contingency measures.
Maintain network records, site drawings, configuration documentation, and cost or performance analyses.
Collaborate with government and contractor stakeholders and follow applicable federal customer procedures.
Safeguard Controlled Unclassified Information and comply with applicable requirements.