**Role & seniority: ** Engineer (mid-to-senior); 5–7 years relevant experience; requires an active TS/SCI clearance with polygraph.

**Stack/tools: ** Python (primary), Ruby/JavaScript; Linux; Wireshark; network/IP configuration; version control (Git/SVN preferred); SmartBear (preferred); Atlassian suite (preferred).

**Top 3 responsibilities: **

Build operational test scenarios and produce test artifacts with improvement suggestions.
Develop test automation scripts (Python) to support performance testing and reduce time-to-market.
Coordinate with technical teams/customer on progress, plans, and issues; collaborate to verify requirements and system behavior.
Must-have skills:
- Python (or Ruby/JavaScript) development experience.
- Embedded systems testing experience.
- Networks/IP subnet/routing knowledge; ability to configure network interfaces and set IPs/subnets.
- Signal analysis familiarity with Wireshark.
- Linux familiarity.
- Bachelor’s degree (or equivalent) in CS/related field.
Nice-to-haves:
- SmartBear experience.
- Git/SVN and basic configuration management principles.
- Atlassian (e.g., Jira/Confluence) familiarity.
Location & work type: Not specified in provided text.

Full Description

All positions require an active clearance. WE ARE HIRING OWNERS Set of X is led by industry veterans who see government contracting as a good community with plenty of opportunity to go around. With a shared desire to give back, grow the community, and do great work, the Set of X team is building an elite group of engineers with a strong sense of shared responsibility and ownership. Because who you work with matters.

Responsibilities include, but are not limited to

Develop operational test scenarios and produce test artifacts that provide suggestions regarding improvements to the development team
Develop test automation scripts using Python scripts that improve performance testing and aid in the reduction of time to market
Effectively communicate to the technical team, management, and the customer to keep all parties informed of progress, plans and potential problems
Collaborate with other organizations and teams to thoroughly exercise the system and verify requirements are satisfied

Required

Bachelor’s degree (or equivalent) in Computer Science or a related field, and 5 to 7 years of relevant work experience
Development experience using Python, Ruby, or Javascript
Experience working with and testing embedded systems
Knowledge of networks and IP subnets/routing is required
Ability to configure network interfaces, set IP addresses and subnets.
Familiarity with signal analysis tools such as Wireshark
Familiarity with the Linux operating system

Preferred Qualifications

Development experience using SmartBear
Familiarity with SVN or GIT version control systems along with an understanding of basic Configuration Management principles
Experience using the Atlassian suite

Clearance

TS/SCI clearance with polygraph is required.
Total Compensation Package

We offer a comprehensive compensation package designed to support your well-being and professional growth. Our competitive base salary is complemented by an extensive benefits program, including

Health, Dental, and Vision Insurance: Comprehensive coverage to keep you and your family healthy.

Life and Disability Insurance: Peace of mind with financial protection for you and your loved ones.

401(k) Plan: No personal investment required to benefit from a generous employer contribution, allowing you to maximize your take-home pay.

Paid Time Off: Enjoy time away from work to recharge.

Technology Refresh: Upgrade your devices regularly, or opt for a year-end bonus if you don’t need new tech.

Training and Professional Development: A $5,250 annual budget for ongoing education, certifications, and professional memberships. Or use this annual benefit to repay a student loan tax-free. For a full overview of our benefits, please visit our benefits tab.

Salary Range: $120,000 - $240,000 Additional Perks and Benefits

Stock Plan: Become an equity owner with a yearly stock grant—let's build the future together.

Flex Leave and Exchange Plan: Take up to 8 weeks off for a strong work-life balance or sell back unused time for double the value!

Virtual Office Compensation: Monthly reimbursement for cell phone and internet services.

Fringe Benefit Mall: Choose from perks like Uber rides, a beer of the month club, Amazon Prime, and Hello Fresh—whatever suits you best!

Profit-Sharing Cash Bonus: Share in the company’s success with an end-of-year cash bonus.

Referral Bonus: Help us grow by bringing in top talent and earn a bonus for each successful referral.