Cross Domain Engineer
Listed on 2026-07-18
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IT/Tech
Systems Engineer, Network Security, Cybersecurity, Unix/Linux
Location: St. Louis
Freedom Technology Solutions Groups is looking to add a Cross Domain Engineer to support a fast‑paced team provisioning customer dataflow in an Enterprise Cross Domain System.
Responsibilities- Collect requirements from stakeholders and determine best implementation solution.
- Schedule/attend Technical Exchange Meetings (TEMs) to discuss/whiteboard design and implementation details.
- Coordinate implementation approach and timeline with technical and project management staff.
- Identify and remediate potential implementation conflicts of CDS technologies across the Enterprise.
- Respond and resolve service outages, technical queries, and other system‑related issues.
- Perform system checks (processes, services, network, storage) to ascertain overall system health.
- Develop and maintain detailed technical documentation, deliver technical presentations, and effectively and accurately communicate technical information with co‑workers and stakeholders.
- Active TS/SCI Clearance
- Ability to successfully pass and maintain a Government Polygraph (post‑hire requirement)
- Bachelor's Degree in a Technical Field and Six (6) years of applicable experience
- DoD Information Assurance Technical (IAT) Level II
- Experience with Linux operating systems; understanding of general operating system security practices, TCP/IP networking, and network security concepts.
- Experience working with Cross Domain Solutions and operationally supporting CDS technologies on the NCDSMO approved products list.
- Flexible work environment
- A team mentality – work with friendly, like‑minded professionals
- Work with innovative, cutting edge technologies
- A work‑life balance you can count on
- Opportunities to grow and advance your career on our dime
- Ample benefits including matching 401(k), fully paid medical, and more
- Generous paid time off – including paid site closure days
- Competitive salary offerings
- Paid training and tuition reimbursement
- Referral bonuses
- Fully paid life and disability coverage
- Annual logo wear allowance
- Company‑sponsored events (game nights, holiday party, summer party, happy hours)
As an Equal Opportunity Employer, we do not discriminate on the basis of race, color, religion, sex, age, marital status, disability or veteran status.
Applicant Federal & E‑Verify Postings
VEVRAA Federal Contractor
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