Network Engineer; Subject-Matter Expert

Location: Bedford, MA Job Code: 298599 Posted: Jun 04, 2025 Description:

Mastech Digital provides digital and mainstream technology staff as well as Digital Transformation Services for all American Corporations. We are currently seeking a Network Engineer; Subject-Matter Expert for our client in the Professional Services domain. We value our professionals, providing comprehensive benefits and the opportunity for growth. This is a Permanent position, and the client is looking for someone to start immediately.

Duration: Full-time

Location: Bedford, MA (Onsite)

Salary: $120,506 \u2013 $218,000/ Yearly

Role: Network Engineer; Subject-Matter Expert

Primary Skills: Infrastructure

Role Description: The Network Engineer, Subject-Matter Expert must have 20+ years of experience.

Essential Job Functions:

Architect & Design:

• Lead creation of the network reference architecture spanning Nomad hardware, Smith software builds, and Watch node management elements.
• Define routing schemas (BGP/OSPF/IS IS), QoS policies, IPSec/crypto overlays, and multi-level security/cross domain data flow rulesets that comply with NSA and DISA STIG requirements.
• Produce SysML/CAMEO artifacts feeding the government owned digital thread.

Integration & Lab Leadership:

• Specify and configure routers, switches, firewalls, SATCOM modems, and SDRs inside the Integration SIL; drive interface control documentation (ICDs) for airborne PIMs.
• Develop automated test harnesses (IXIA/TestCenter, Spirent, Ansible) to validate throughput, latency, packet loss, and IA posture before DT/OT.

DevSecOps & Cyber Hygiene:

• Embed network security controls into the DevSecOps pipeline; champion zero trust principles and continuous ATO artifacts (RMF eMASS packages, ACAS/SCAP scans).
• Guide implementation of Software Defined Networking (SD WAN, OpenFlow, or comparable) for dynamic airborne/ground path selection.

Fielding & Operations:

• Partner with platform SPOs and flight test organizations to translate lab configs into flight worthy builds; draft Interim Authorizations To Test (IATT) and airworthiness network annexes.
• Support Watch help desk playbooks, operational runbooks, and remote monitoring dashboards (Elastic, Grafana, Prometheus).

Leadership & Mentoring:

• Serve as the chief technical adviser to Government IPT leads; brief network readiness, risk, and performance metrics at program reviews.
• Mentor mid-level engineers and ensure knowledge transfer to Government personnel.

Required Skills:

• Bachelor's degree in Electrical Engineering, Computer Engineering, or related field (Master's preferred) and 20+ years designing, integrating, and securing DoD or IC mission critical IP networks.
• Active TS/SCI clearance.
• Deep expertise in routing/switching (Layer 2/3), SATCOM backhaul, RF/mesh networking, and transport enclaves in contested or bandwidth limited environments.
• Demonstrated experience with cross domain solutions, NSA Type 1 crypto, and multi-level security architectures.
• Hands on with network test/validation tools and scripting/automation (Python, Ansible, Terraform).

Education: Bachelor's degree in Electrical Engineering, Computer Engineering, or related field (Master's preferred)

Experience: Minimum 20+ years of experience

Relocation: This position will not cover relocation expenses

Travel: No

Local Preferred: Yes

Note: Must be able to work on a W2 basis (No C2C)

Recruiter Name: Divya Mishra

Recruiter Phone: 412 909 4154

Benefits:

This is a direct hire position, and the hired applicant will receive our client's benefits package.

Mastech Digital is an Equal Opportunity Employer - All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.

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