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Ashburn, VA
On-Site
Senior Security Engineer –Fortinet SME
Join a dedicated lab team supporting one of the world’s largest telecom providers and its U.S. government customer as they adopt next generation Fortinet security platforms. You will design, build, and certify complex Fortinet architectures in a controlled environment before they are rolled into mission-critical production networks.
This opportunity is open to candidates local to Ashburn, VA, with the expectation of being on-site two days per week.
Senior Security Engineer requirements/qualification:
- Security Clearance: Active or obtainable U.S. Public Trust.
- 7+ years hands on with FortiGate, FortiManager, and FortiAnalyzer; deep expertise in routing, SD-WAN, SSL/IPSec VPN, UTM/NGFW policies, and multi-VDOM design.
- Proven experience architecting, configuring, and troubleshooting FortiGate HA clusters; skilled at diagnosing split brain and sync failure conditions.
- Practical knowledge of FortiWeb, FortiMail, FortiAuthenticator, FortiSandbox, and related solutions.
- Proficient in Python or Bash scripting
- Comfortable developing detailed test plans, executing complex upgrade/rollback scenarios, and analyzing results.
- Clear technical writing, diagramming (Visio / draw.io), and the ability to brief both engineers and executives.
Senior Security Engineer responsibility
- Create detailed test plans covering functional, performance, resiliency, and security use cases aligned to customer requirements and DISA STIG / NIST controls.
- Execute regression, upgrade, and rollback testing; simulate split brain, sync failure, and session handling scenarios in HA clusters.
- Author Method-of-Procedure (MOP) and Standard Operating Procedure (SOP) documents; peer-review with Operations to ensure smooth production deployment.
- Produce design certification reports and executive briefs summarizing findings, risk, and mitigation steps.
- Partner with planning, engineering, and customer security teams to refine requirements and translate them into lab objectives.
TSG 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 status as a protected veteran.
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DC, DC
On-Site
Ediscovery Technical Advisor
TSG Federal is seeking individuals with a strong background in ediscovery to support the FBI in Washington, DC. The government contract runs through 2029 with intend to continue extending. There are also clear paths to promotion!
Minimum LCAT Requirements –
- Years of Experience: 5+
- Clearance: Top Secret, in DISS
- Experience with technology and data collection to facilitate criminal, civil, and/or FOIA discovery
- Experience using eDiscovery software to perform collection of ESI
Day to day responsibilities:
- Provide expertise in identifying, preserving, collecting, processing, and producing ESI in support of civil litigation, select FOIA requests, Congressional and other external inquiries;
- Provide expertise specifically in criminal discovery support to include identifying, preserving, collecting, processing, and producing ESI;
#LI-GN1
Littleton, CO
Remote
Cisco ACI Engineer - REMOTE
The Cisco ACI Engineer will be responsible for designing, implementing, and maintaining Cisco Application Centric Infrastructure (ACI) solutions. The role involves working closely with network architects, security teams, and cloud engineers to ensure a secure and scalable networking environment.
Must Have Skills:
- CCNP (Enterprise or Data Center) or higher
- 5+ years of experience in network engineering, with at least 3 years focused on Cisco ACI
- Strong understanding of ACI fabric architecture, VXLAN, Spine-Leaf topology, and APIC controller management
- Experience with Layer 2/3 networking (BGP, OSPF, VLANs, VRFs, multicast, etc.)
- Proficiency in automation and scripting (Python, Ansible, REST API, JSON, YAML)
- Familiarity with firewalls, load balancers (F5, Citrix ADC), and security integrations within ACI
- Hands-on experience with Cisco Nexus switches (9000 series), UCS, and data center infrastructure
- Strong troubleshooting skills using Wireshark, packet captures, and ACI logs
Nice to Have Skills:
- Experience integrating ACI with VMware NSX, Kubernetes, or OpenStack
- Knowledge of cloud networking (AWS, Azure, GCP) and SD-WAN solutions
- Experience with ACI Multi-Site and Multi-Pod deployments
- Familiarity with DevOps, CI/CD pipelines, and Infrastructure-as-Code (IaC) practices
- Strong documentation and process improvement skills
Day-to-Day Responsibilities:
- Design, implement, and manage Cisco ACI fabric, including tenant policies, endpoint groups (EPGs), contracts, and application profiles
- Configure and optimize ACI fabric, spine-leaf architecture, and ensure high availability and redundancy
- Implement ACI contracts, filters, service graphs, and L4-L7 integrations with firewalls and load balancers
- Develop automation scripts using Python, Ansible, or Terraform for network configuration and policy enforcement
- Work with VMware NSX, AWS, Azure, or GCP to integrate ACI with hybrid and multi-cloud environments
- Implement Zero Trust Security policies within ACI and ensure compliance with industry standards
- Use APIC, SNMP, Syslog, and telemetry tools for proactive monitoring and performance tuning
- Collaborate with cross-functional teams, document configurations, and provide knowledge-sharing sessions for operational teams
#LI-KG1
DC, DC
On-Site
Position Title: Litigation Technologist/Advisor
Start Date: ASAP
Location: Washington, DC
Program Mission: Work to improve the discovery and document production process for the FBI, within the Litigation Branch, Discovery Management Section (DMS), and in partnership with IT Branch professional staff and business process engineering staff.
Contract Ultimate Expiration Date: 06/29/29
LCAT Job Title: Litigation Technologist, Senior
Minimum LCAT Requirements –
- Certifications: n/a
- Years of Experience: 5+
- Clearance: Top Secret
Must Haves:
- Minimum of 5 years of experience with data collection, use of technology to facilitate discovery, management or training of discovery teams and familiarity with litigation practices
- Experience maintaining case-related documents in litigation support and document management databases.
- Experience organizing and overseeing document collections, uploads, processing, and productions.
- Technical ability to validate collection sets for accuracy and gaps.
- Expert technical user of eDiscovery tools.
- Demonstrated experience in beta testing eDiscovery tools, applications, and/or upgrades prior to release.
- Ability to advise and develop documentation on technical best practices in eDiscovery.
- Demonstrated strong oral and written communication skills, particularly in translating legal requirements into technical requirements and to provide end-user training to non-technical users.
- Experience creating standard operating procedures and/or best practices of technical applications for end users.
- Demonstrated successful coordination with IT partners in analysis of discovery tools and practices.
- Demonstrated ability to work as part of a team and manage complex relationships with all stakeholders.
Preferred:
- Law Degree (JD), current or prior Bar admission
TSG 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 status as a protected veteran.
#LI-HM1
Philadelphia, PA
Remote
Data Engineer (Databricks)
We are seeking a Data Engineer to play a key role in a major Data Engineering initiative at a leading enterprise-level telecommunications provider. This Data Engineer should have experience with Databricks Asset Bundling for CI/CD automation, conducting code reviews for adherence to development standards, and be comfortable participating in architectural decisions and technical solution design for this project.
Data Engineer Qualifications:
- 5+ years of experience in data engineering with at least 3 years focused on Databricks platform
- Hands-on experience with Databricks Asset Bundles (DABs) for CI/CD automation
- Proven experience implementing Medallion architecture patterns in production environments
- Strong proficiency in Databricks platform capabilities and data processing frameworks
- Experience with data lake management concepts and transactional data operations
Nice to Have Skills:
- Databricks certified professional credentials (Data Engineer Associate/Professional)
- Experience with real-time streaming data processing using Databricks Structured Streaming
- Knowledge of machine learning workflows and MLOps practices within Databricks
- Experience with Infrastructure as Code tools and deployment automation
- Familiarity with containerization technologies and modern DevOps practices
- Previous consulting or managed services experience
- Experience with data visualization tools and business intelligence platforms
- Knowledge of graph algorithms and network analysis techniques
Data Engineer responsibilities:
- Design and implement robust data pipelines using Databricks platform capabilities
- Develop and maintain ETL/ELT processes following best practices for performance and reliability
- Build and optimize data transformations within Databricks environments
- Design and implement graph data integration patterns and relationship mapping strategies
- Implement and manage Databricks Asset Bundles (DABs) for streamlined deployment workflows
- Configure and maintain CI/CD pipelines using Asset Bundles for development, staging, and production environments
- Participate in architectural decisions and technical solution design
- Stay current with Databricks platform updates and emerging data engineering technologies
TSG 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 status as a protected veteran.
#LI-RA1
Santa Clara, CA
On-Site
Position Title: Mechanical Design Engineer
Start Date: ASAP
Location: Santa Clara, CA – fully onsite
Duration: 6+month contract to hire (opportunity for conversion after 6-12 months)
Project Details:
A leading networking company is looking to add a Mechanical Design Engineer focused on tooling. This role will sit within manufacturing and be a part of a new team, the infrastructure design team. This team will be focused on the design, development, and validation of tooling and fixtures that support NPI and high volume manufacturing. The Mechanical Design Engineer will have the opportunity to ideate and build tools from concept to CAD development to production in order to improve and support product manufacturing.
Must have skills:
- 5-7 years of mechanical design experience creating tooling and fixtures
- Fluent in 3D CAD and Creo/ProEngineer (SolidWorks not sufficient)
- Experience working in manufacturing design (designing jigs, tooling, fixtures, etc.)
- Experience working in a high-volume manufacturing environment
- Understanding of DFM/DFA
- Understanding of fabrication methods (CNC, molding, sheet metal)
- Experience working with cross-functional teams including hardware engineering, platform design, reliability engineering, test, etc.
- Experience working with CMs (contract manufacturers) from prototype to build. Must be willing to travel internationally to CMs on occasion.
- Experience with liquid cooling
- Experience writing python scripts for automation
- Experience with Agile PLM and Windchill PDMLink
Background/industry:
Has worked at a networking or semiconductor company, e.g. LAM Research, Applied Materials, Cisco, Juniper, etc.
Education:
BS or MS in Mechanical Engineering
Day to Day responsibilities:
- Engineer, design, and validate custom tooling, test fixtures, and jigs to support high-volume production.
- Translate mechanical and process requirements into CAD models, engineering drawings, and detailed documentation.
- Participate in design reviews and provide feedback to optimize DFM/DFT aspects of new products.
- Partner closely with Hardware Engineering, Platform Design, CM partners, and Reliability Engineering teams.
- Select and specify manufacturing processes (CNC, injection molding, sheet metal, coatings) as applicable to designed tools.
- Drive tolerance stack-up analysis for complex mechanical assemblies.
- Interface with overseas CMs and vendors to enable tool release, prototype builds, and pilot production.
- Investigate and recommend new manufacturing technologies to improve quality and cost- effectiveness of tooling solutions.
- Create and manage BOMs, ECOs, and revision histories using Agile PLM and Windchill PDMLink.
TSG 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 status as a protected veteran.
#LI-AM1