TAD PGS, Inc. has a job for you.

 

Job Details


IT/Technical


Senior Juniper Network Engineer  Lorton, VA  Posted: 3/30/2026
Job Description

Job ID#:

216370

Job Category:

IT/Technical

Position Type:

Associate - W2

Duration:

TTH

Shift:

1


We have an outstanding Contract position for a Senior Juniper Network Engineer to join a leading Company located in the Lorton, VA surrounding area.

**US Citizenship is required.**
**Candidate must have the ability to obtain and maintain a Public Trust.**

The candidate will be a subject matter expert skilled in Juniper SRX-series branch routers, Juniper EX-series switches, Cisco Firepower ASA firewalls, Cisco Secure Firewalls, Junos SPACE (Security Director, Network Management Platform), AnyConnect VPN clients, TrippLite serial consoles, Ethernet & TDMA delivered Private IP & Internet circuits, Private APN cellular networks, and Network Time Protocol (NTP). Extensive experience in the implementation of information security (IS) best practices & performance of work in accordance with the Federal Information Security Modernization Act (FISMA) to ensure that systems can maintain accreditation.
 
This position requires working independently in a fast-paced, dynamic environment. The ideal candidate will be personable and articulate, focusing on ensuring that the customer's needs are met quickly and effectively. They will be a self-starter who can work with limited supervision. Excellent communication skills are required to effectively interface with customers to understand requirements, issues, and mission needs, and then to be able to translate them into actions.

Responsibilities:
  • Learn a new Government system and become the single Subject Matter Expert for all system issues.
  • Independently provide network engineering operations and maintenance (O&M) support for a mission-critical government system; support the system as the SME on the team, requiring broad and deep knowledge across the applicable technologies.
  • Juniper SRX-series security devices, certified at the JNCIP-SEC or JNCIE-SEC levels; ensure configurations consistent with industry best practices & FISMA; implement defense-in-depth methodology by using appropriate firewall rules, security policies, and other IS-consistent configurations; monitor pre-shared key (PSK) and AutoVPN virtual private network (VPN) links; implement high availability (HA) configurations as needed.
  • Juniper EX-series switches using 1Gbps & 10Gbps backplanes; implement connectivity with Juniper & other vendor technologies using copper & fiber; implement high availability (HA) as needed.
  • Cisco Firepower ASA firewalls using AnyConnect for client VPN access; implement high availability (HA) as needed; ensure connectivity to backend authentication services; ensure secure configuration for remote network & network resource access.
  • Design & maintain out-of-band (OOB) management network using TrippLite serial consoles, iDRAC, and other technologies to ensure secure & available management of network devices.
  • Working with customer personnel, contractors, and vendors to participate in the design & specification of Private IP (PIP) and Internet circuits to support systems.
  • Ensure high availability of Network Time Protocol (NTP) across all networks to ensure consistent & accurate time is available to all servers & network devices.
  • Work within the configuration management process to ensure consistent & secure modifications to equipment configurations.
  • Develop and maintain technical documentation and diagrams related to the field communications systems, equipment & networks.

Basic Hiring Criteria:
  • Bachelor's degree with 12+ years of experience or a Master's degree with 10+ years of experience; High school diploma with 4+ years of additional experience may be considered in lieu of a degree.
  • The candidate selected will be subject to a Government Public Trust security investigation and must meet eligibility requirements for access to the customer's information; current clearance is not required, but the selected individual cannot start the assignment until the required security clearance is granted by the customer.
  • U.S. Citizen.
  • Subject Matter Expert on Juniper network infrastructure.
  • Extensive experience in providing O&M support to complex, mission-critical systems.
  • Extensive experience in designing, implementing, and configuring network infrastructure.
  • Extensive Experience working independently and collaboratively to troubleshoot and correct operational issues.
  • Working closely with customers and users to troubleshoot and resolve complex user issues.
  • Ability to brief the customer, including senior management.
  • Extensive experience configuring, designing, implementing, and troubleshooting with the following technologies:
    • Juniper SRX-series branch routers.
    • Juniper EX-series switches.
    • Cisco Firepower ASA firewalls.
    • AnyConnect VPN clients.
    • TrippLite serial consoles.
    • Ethernet & TDMA delivered Private IP & Internet circuits.
    • Private APN cellular networks.
    • Network Time Protocol (NTP).
    • Information security (IS) best practices & Federal Information Security Modernization Act (FISMA), and accreditation.
    • Configuration management process.
    • Establish goals and project plan objectives.
    • Excellent communication skills.
    • Excellent interpersonal skills and work well with team members and customers.

Desired Qualifications:
  • Security Engineering Experience.
  • Participated in the ATO process.
  • Business Analysis/Requirements Development Experience.
  • Technical Writing and Documentation Experience.
  • Government contracting experience, particularly with the DOJ.
  • DOJ Clearance.

 
Job Requirements

Minimum Security Clearance:

Public Trust

 

Military connected talent encouraged to apply.

VEVRAA Federal Contractor / Request Priority Protected Veteran Referrals / Equal Opportunity Employer / Veterans / Disabled 

To read our Candidate Privacy Information Statement, which explains how we will use your information, please visit http://www.tadpgs.com/candidate-privacy/ or https://pdsdefense.com/candidate-privacy/

The Company will consider qualified applicants with arrest and conviction records in accordance with federal, state, and local laws and/or security clearance requirements, including, as applicable:

  • The California Fair Chance Act
  • Los Angeles City Fair Chance Ordinance
  • Los Angeles County Fair Chance Ordinance for Employers
  • San Francisco Fair Chance Ordinance




 

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