Security Infrastructure Support Senior Security Engineer
KellyMitchell GroupRole Overview
KellyMitchell Group is hiring a Security Infrastructure Support Senior Security Engineer. This is a contract hybrid role, based in Bethesda. Part of KellyMitchell Group's Security hiring. Full responsibilities, required qualifications, and the apply link are listed in the description below.
Resume Keywords to Include
Make sure these keywords appear in your resume to improve ATS scoring
Job Description
Job Summary
Our client is seeking a Security Infrastructure Support Senior Security Engineer to join their team! This position is located in Bethesda, Maryland.
Duties
- Design, deploy, and maintain enterprise IT security systems across hybrid infrastructures on-premises and cloud
- Implement, configure, and administer cybersecurity tools and SIEM platforms to support threat detection and monitoring
- Develop and maintain secure cloud environments (AWS, Azure, O365), including migrations and hardening
- Apply DevSecOps practices to integrate security into development, build, and deployment processes
- Create and maintain automation scripts and tools (Python preferred) for monitoring, alerting, and incident response
- Support virtualization platforms and ensure secure configuration, monitoring, and maintenance
- Collaborate with cross-functional teams, stakeholders, and third-party vendors to enhance security posture
- Provide technical leadership and mentorship to junior engineers and analysts
- Communicate complex security concepts and recommendations effectively to technical and non-technical audiences, including executive leadership
- Ensure all systems and processes comply with federal cybersecurity frameworks, including FISMA, NIST, and CDM standards
Desired Skills/Experience:
- Bachelor’s degree in Computer Science, Information Technology, Cybersecurity, or related field
- 10+ years of experience designing, installing, maintaining, and supporting enterprise IT systems
- 5+ years of experience at the Senior Engineer level or higher
- 3+ years of hands-on experience with cybersecurity tools or SIEM implementation and administration
- Experience supporting hybrid infrastructures on-prem and cloud
- Strong familiarity with cloud security concepts, services, and operations (AWS, Azure, O365), including migration and security hardening
- Understanding of core virtualization technologies and secure configuration practices
- Knowledge and experience applying DevSecOps practices to security operations
- Strong scripting and automation skills, particularly Python
- Excellent verbal and written communication skills for conveying technical security concepts to diverse audiences
- Proven ability to collaborate with cross-functional teams and third-party vendors
Benefits
- Medical, Dental, & Vision Insurance Plans
- Employee-Owned Profit Sharing (ESOP)
- 401K offered
The approximate pay range for this position is between $95.00 and $125.00. Please note that the pay range provided is a good faith estimate. Final compensation may vary based on factors including but not limited to background, knowledge, skills, and location. We comply with local wage minimums.
At KellyMitchell, our culture is world class. We’re movers and shakers! We don’t mind a bit of friendly competition, and we reward hard work with unlimited potential for growth. This is an exciting opportunity to join a company known for innovative solutions and unsurpassed customer service. We're passionate about helping companies solve their biggest IT staffing & project solutions challenges. As an employee-owned, women-led organization serving Fortune 500 companies nationwide, we deliver expert service at a moment's notice.
By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from KellyMitchell and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at https://www.careers.kellymitchell.com/privacy-policy
Frequently Asked Questions
How do I apply for the Security Infrastructure Support Senior Security Engineer position at KellyMitchell Group?
Use the Apply button above to submit your application directly to KellyMitchell Group. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Is the Security Infrastructure Support Senior Security Engineer role at KellyMitchell Group remote or in-office?
This is a hybrid role based in Bethesda. Expect a mix of in-office and remote days, with the specific cadence set by the hiring manager.
What does a Security Infrastructure Support Senior Security Engineer at KellyMitchell Group earn?
KellyMitchell Group has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Security Infrastructure Support Senior Security Engineer role at KellyMitchell Group posted?
This role was posted on April 24, 2026 (52 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
How much experience does the Security Infrastructure Support Senior Security Engineer role at KellyMitchell Group require?
This is a senior-level position. Most senior roles call for 5+ years of directly relevant experience. KellyMitchell Group lists their specific requirements in the description below, so review the must-have qualifications closely before applying.
AI-powered job search
Get every job scored to your resume
Upload your resume and get jobs ranked, your resume tailored, and employee contacts found automatically.
Get Started FreeNo credit card to start