Demo

Senior Network Engineer

SGS Consulting
Lexington, MA Contractor
POSTED ON 8/1/2026
AVAILABLE BEFORE 8/29/2026

Job Title: Network Engineer (Active DOD Secret/Top secret clearance required)

Duration: 3 years

Client: Defense Research Lab

Location: Lexington, MA 02421


Description: Responsible for building and maintaining the day-to-day operation of computer networks that companies and organizations rely on. These networks typically include an intranet, extranet, local area network (LAN), and wide area network (WAN). Designs and plans network systems. Designing and developing the network for both LAN and WAN. Design, configure and deploy LAN and WAN network connections, hardware, software and communication links and services. Performing disaster recovery operations and data backups when required. Provides specifications and detailed schematics for network architecture. Provides specific, detailed information for technology selection, implementation, and deployment, and tools for the most efficient solution to meet business needs, including present and future capacity requirements. Conducts testing of network systems. Maintains technical expertise in all areas of network and computer hardware and software interconnection and interfacing, such as routers, switches, firewalls, proxies, load balancing, etc. Prepares appropriate network documentation, including operational instructions. Evaluates and reports on new network technologies, to enhance capabilities of the network. May require knowledge of network topography for cloud integration. May implement applications of machine to machine (M2M) communication to enhance the efficiency and security of the organization s operations.


Background/Need: The Team provides resources to assist with compliance execution, reporting, and vulnerability-remediation activities. These services are offered across the Laboratory through the ISD Embedded System Administrator (ESA) Group. In addition, the ETT Team is responsible for the overall operation of monitoring tools. Such tools include SolarWinds, the Laboratory’s IT service management (ITSM) tool (Footprints), and the Laboratory’s central visibility tool - BigFix.


Roles and responsibilities include but not limited to:

•Contribute to a team responsible for the operations of the Laboratory's enterprise classified networks.

•Assist in the day-to-day role of supporting the network infrastructure which will include configuring and maintaining routers, switches, firewalls, and other networking devices within the classified environment.

•Has a basic understanding of troubleshooting and analytical skills to assist with the diagnosis and resolution of network issues

•Is familiar with DoD STIGs and how to evaluate network hardware for STIG compliance.


Must Have:

•Configuration and Management of Cisco, Juniper, Palo Alto and General Dynamics Type 1 Encryptors

•Network Architecture

•Networking Applications and Protocols: TCP/IP, DNS, NTP, DHCP, SSH, FTP, HTTP/S, BGP and OSPF.

•Networking experience (routers/switches/firewalls/servers)

•Network Systems Analysis

•Optimization of Distribution Networks


Nice to Have:

•DoD STIGs

•Experience with automation tools (e.g., Ansible)


Others:

• Clearance: Candidates should have an active clearance (secret/top secret, etc.) in order to be considered for this position due to the nature of the work being done. Do not submit candidates if they do not meet this requirement.

• Work Location: This position will be 100% onsite due to the nature of the work. There may be some remote flexibility on a case-by-case basis but there are no regular remote days.

• Interview Process: 1st round interview will be a Zoom with the hiring manager. 2nd round interview will be a Zoom with additional team members as needed.

Salary : $71 - $91

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Senior Network Engineer?

Sign up to receive alerts about other jobs on the Senior Network Engineer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$108,098 - $130,480
Income Estimation: 
$131,611 - $156,576
Income Estimation: 
$108,098 - $130,480
Income Estimation: 
$131,611 - $156,576
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at SGS Consulting

  • SGS Consulting Waterloo, IA
  • Job Title: Field Test Technician Location: Waterloo, IA 50613 Pay Rate: Hourly on w2 All Inclusive on SGS Payroll (Doesn’t Include PTO/Holiday Pay) Assignm... more
  • 2 Days Ago

  • SGS Consulting Lexington, MA
  • Job Title: Network Engineering Duration: 3 Years (High Possibility of Extension) Location: Lexington, MA JOB DESCRIPTION: Clearance: Candidates should have... more
  • 2 Days Ago

  • SGS Consulting Houston, TX
  • Job Title: Senior Fire Protection Engineer Duration: 24 Months (High Possibility of Extension) Location: Houston, TX Job Description: We are seeking an exp... more
  • 2 Days Ago

  • SGS Consulting Fort Worth, TX
  • Job Description: Top 3-5 Must Haves: · 2 years of full-cycle recruiting experience · Experience with recruiting metrics, SLA, and KPIs · Experience sourcin... more
  • 2 Days Ago


Not the job you're looking for? Here are some other Senior Network Engineer jobs in the Lexington, MA area that may be a better fit.

  • Suffolk Construction Company, Inc. Boston, MA
  • Overview About Suffolk Suffolk is a national enterprise that builds, innovates, and invests. We provide value across the entire project lifecycle through o... more
  • 2 Days Ago

  • Suffolk Boston, MA
  • Overview About Suffolk Suffolk is a national enterprise that builds, innovates, and invests. We provide value across the entire project lifecycle through o... more
  • 2 Days Ago

AI Assistant is available now!

Feel free to start your new journey!