Principal engineer jobs in Virginia - 5,858 jobs

SimVentions, consistently voted one Virginia's Best Places to Work, is looking for an experienced professional to join our team! As a Blue Team Engineer, you will support Blue Team operations and collaborate with Red Team and Cybersecurity professionals on overall cyber readiness defense and system accreditation efforts. **Position is contingent upon award of contract, anticipated in May of 2026. ** Clearance: An ACTIVE Secret clearance (IT Level II Tier 5 / Special-Sensitive Position) is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance. Requirements: In-depth understanding of computer security, military system specifications, and DoD cybersecurity policies Strong ability to communicate clearly and succinctly in written and oral presentations Responsibilities: Perform system hardening on multiple Operating System (OS) platforms Monitor and assess system and network security posture in accordance with DoD cybersecurity policies and tools Apply MITRE ATT&CK and/or MITRE D3FEND frameworks to assess and improve threat detection and response strategies Conduct advanced threat intelligence analysis, identify emerging potential threats, and provide threat intelligence recommendations Perform vulnerability assessments using the Assured Compliance Assessment Solution (ACAS) and other security tools Analyze vulnerability findings and develop remediation plans Remediate vulnerability findings by implementing vendor patches and configuration changes on both Linux and Windows operating systems Design, implement, and enforce security controls across network, hardware, and software components Preferred Skills and Experience: A combined minimum total of ten (10) years of full-time professional experience in all of the following skillsets/disciplines: System hardening across multiple OS platforms Networking and virtualization Application of DoD cybersecurity policies and use of DoD security tools MITRE ATT&CK or MITRE D3FEND frameworks Threat intelligence assessments and identification of emerging potential threats Performing vulnerability assessments with ACAS Remediation of vulnerability findings to include implementation of vendor patches on both Linux and Windows Operating systems Design, implementation, configuration, and enforcement of security controls on network, hardware, and software components and devices Possess one of the following DoD 8570.01-M IAT Level III baseline certifications: CASP+ CE CCNP Security CISA CISSP (Associate) CISSP GCED GCIH CCSP Education: Bachelor of Science in Information Systems, Bachelor of Science in Information Technology, Bachelor of Science in Computer Science, or Bachelor of Science in Computer Engineering Compensation: Compensation at SimVentions is determined by a number of factors, including, but not limited to, the candidate's experience, education, training, security clearance, work location, skills, knowledge, and competencies, as well as alignment with our corporate compensation plan and contract specific requirements. The projected annual compensation range for this position is $100,000 - $160,000. This estimate reflects the standard salary range for this position and is just one component of the total compensation package that SimVentions offers. Benefits: At SimVentions, we're committed to supporting the total well-being of our employees and their families. Our benefit offerings include comprehensive health and welfare plans to serve a variety of needs. We offer: Medical, dental, vision, and prescription drug coverage Employee Stock Ownership Plan (ESOP) Competitive 401(k) programs Retirement and Financial Counselors Health Savings and Health Reimbursement Accounts Flexible Spending Accounts Life insurance, short- & long-term disability Continuing Education Assistance Paid Time Off, Paid Holidays, Paid Leave (e.g., Maternity, Paternity, Jury Duty, Bereavement, Military) Third Party Employee Assistance Program that offers emotional and lifestyle well-being services, to include free counseling Supplemental Benefit Program Why Work for SimVentions?: SimVentions is about more than just being a place to work with other growth-orientated technically exceptional experts. It's also a fun place to work. Our family-friendly atmosphere encourages our employee-owners to imagine, create, explore, discover, and do great things together. Support Our Warfighters SimVentions is a proud supporter of the U.S. military, and we take pride in our ability to provide relevant, game-changing solutions to our armed men and women around the world. Drive Customer Success We deliver innovative products and solutions that go beyond the expected. This means you can expect to work with a team that will allow you to grow, have a voice, and make an impact. Get Involved in Giving Back We believe a well-rounded company starts with well-rounded employees, which is why we offer diverse service opportunities for our team throughout the year. Build Innovative Technology SimVentions takes pride in its innovative and cutting-edge technology, so you can be sure that whatever project you work on, you will be having a direct impact on our customer's success. Work with Brilliant People We don't just hire the smartest people; we seek experienced, creative individuals who are passionate about their work and thrive in our unique culture. Create Meaningful Solutions We are trusted partners with our customers and are provided challenging and meaningful requirements to help them solve. Employees who join SimVentions will enjoy additional perks like: Employee Ownership: Work with the best and help build YOUR company! Family focus: Work for a team that recognizes the importance of family time. Culture: Add to our culture of technical excellence and collaboration. Dress code: Business casual, we like to be comfortable while we work. Resources: Excellent facilities, tools, and training opportunities to grow in your field. Open communication: Work in an environment where your voice matters. Corporate Fellowship: Opportunities to participate in company sports teams and employee-led interest groups for personal and professional development. Employee Appreciation: Multiple corporate events throughout the year, including Holiday Events, Company Picnic, Imagineering Day, and more. Founding Partner of the FredNats Baseball team: Equitable distribution of tickets for every home game to be enjoyed by our employee-owners and their families from our private suite. Food: We have a lot of food around here! FTAC