System Administrator 2 - Annapolis Junction, MD
$90.64k - $135.96kM.C. Dean, Inc
Overview About M.C. Dean M.C. Dean is Building Intelligence®. We design, build, operate, and maintain cyber‑physical solutions for the nation’s most mission‑critical facilities, secure environments, complex infrastructure, and global enterprises. With over 9,000 employees, our capabilities span electrical, electronic security, telecommunications, life safety, automation and controls, audiovisual, and IT systems. Headquarters in Tysons, Virginia, M.C. Dean delivers resilient, secure, and innovative power and technology solutions through engineering expertise and smart systems integration. Why Join Us? Our people are passionate about engineering innovation that improves lives and drives impactful change. Guided by our core values—agility, expertise, and trust—we foster a collaborative and forward‑thinking work environment. At M.C. Dean, we are committed to building the next generation of technical leaders in electrical, engineering, and cybersecurity industries. We are seeking a System Administrator 2 to join our Security and Electronic Systems (SES) business unit. As part of the SES Strategic Business Unit you will be part of a team that designs, engineers, integrates, operates and maintains electronic security services inclusive of intrusion detection, access control, biometric authentication, video surveillance, audio‑visual, IT systems, perimeter defense and command and control systems for federal, local and commercial customers across high‑growth markets. Responsibilities What you’ll do: In this role you will be working as part of a team to monitor, maintain, and test Physical Access Control, CCTV, PSIM and other electronic security systems and support implementation, troubleshooting and maintenance of Information Technology (IT) systems in support of the endpoint devices. The position provides Tier 1 helpdesk support. This position requires onsite support at a single work location in the Washington D.C. area. Candidates must be flexible in schedule, have the ability to travel, and be able to communicate professionally with customers and coworkers. Punctuality, attendance, a willingness to learn, and an ability to work well with others are key to success in this role. Main responsibilities include but are not limited to: Provide assistance to end users in accessing and using IT systems. Answer help‑desk phone calls; triage initial phone calls providing support and determine when escalation is required. Utilize technology‑based problem tracking system (i.e., ticketing system) to document help‑desk phone calls; document troubleshooting steps prior to completing ticket and/or escalating to next level of support. Monitor Enterprise system status for problems such as network outages and/or degraded services; provide initial troubleshoot notify proper Sr. Level administrators when required. Support daily operations to include monitoring and reviewing system logs. Support configuration and management of Windows operating systems and install/load operating system software. Support desktop hardware and operating system set‑up, imaging software loading, and antivirus updates. Support execution of IAVA updates and patching to ensure compliance with Information Assurance (IA) standards. Support application of Security Technical Implementation Guides (STIGs) to Windows‑based operating systems (servers and workstations). Support installation, configuration, and maintenance of 3rd‑party applications. Perform root cause analysis on significant issues at appropriate level of support. Support preventive maintenance actions including system back‑ups, error log reviews, database size analysis, and integrity checks. Stay current with technological developments and make recommendations for ways to take advantage of new and emerging technology. Contribute to technical documentation such as standard operating procedures (SOP) and as builds for both technical and non‑technical audiences. Perform all duties under direct supervision. Qualifications Clearance/Citizen Type: Applicants selected will be subject to a government security investigation and must meet eligibility requirements, including U.S. Citizenship, for access to classified information; ACTIVE DoD TS/SCI w/ polygraph clearance is required . Education/Experience: Education/Experience: Master's Degree and 0+ years of progressive experience or Bachelor's Degree and 2+ years of progressive experience or Associate's Degree and 6+ years of progressive experience or HS Diploma or equivalent and 8+ years of progressive experience Requires some system administrator experience in performing triage on system problems, resolving system problems, analyzing system data to prevent problems, implementing new workstations, and system extensions. Demonstrated understanding of Windows patching and vulnerability remediation. Basic knowledge of large‑scale networking, VLANs and routing. Requires reliable attendance at customer site during work hours required by customer. Requires the ability to be on call and work flexible shifts that include nights, weekends, on‑call and holidays as needed. Requires minimum of IAT Level II certification (e.g., Security+). Demonstrated background working with multidisciplinary teams. Demonstrated time management and organization skills to meet deadlines and quality objectives. Able to use MS Excel, Word, Visio, and PowerPoint. What we offer A collaborative team inspired by the way engineering and innovation enhance customer outcomes, improve lives, and change the world for the better. We are driven by our core values of agility, expertise, and trust. An opportunity to lead and build a business with the support of an industry‑leading firm that has been in business for 75 years. Investment in your skills and expertise through a combination of professional and technical training programs, including leadership training and tuition reimbursement. Open and transparent communication with senior leadership as well as local office management. We offer an excellent benefits package including A competitive salary Medical, dental, vision, life, and disability insurance Paid time off Tuition reimbursement 401(k) retirement plan Military Reserve pay offset Paid maternity leave Abilities Exposure to computer screens for an extended period of time. Sitting for extended periods of time. Reach by extending hands or arms in any direction. Have finger dexterity in order to manipulate objects with fingers rather than whole hands or arms, for example, using a keyboard. Listen to and understand information and ideas presented through spoken words and sentences. Communicate information and ideas in speaking so others will understand. Read and understand information and ideas presented in writing. Apply general rules to specific problems to produce answers that make sense. Identify and understand the speech of another person. Pay Range USD $90,640.00 - USD $135,960.00 /Yr. #J-18808-Ljbffr M.C. Dean, Inc
$215k - $275k
Location: Annapolis Junction, MD Responsibilities Provides support for implementation, troubleshooting... ...of Information Technology (IT) systems. Manages IT system infrastructure and related... .... Provides Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis...SuggestedHourly payTemporary workImmediate startFlexible hours- Weeghman & Briggs, LLC is seeking a System Engineer 2 to support critical government initiatives in Annapolis Junction, MD. This full-time role requires active TS/SCI with polygraph and experience on DoD or government programs. You will translate requirements into system...SuggestedFull timeContract work
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...telecommunications, life safety, automation and controls, audiovisual, and IT systems. Headquarters in Tysons, Virginia, M.C. Dean delivers... ...and Electronic Systems (SES) business unit as a Network Administrator 2 . As part of the SES Strategic Business Unit you will be...SuggestedWork at officeLocal areaFlexible hours$190k - $220k
Description Senior Oracle Database Administrator - Exadata position at Red Arch Solutions, Annapolis Junction, MD. 10+ years of experience administering and engineering solutions with Oracle databases (10 to current), supporting large‑scale or enterprise‑level services...SuggestedLocal area- Oracle DBA (Database Administrator) Location: Annapolis Junction, MD 20701 Clearance: TS/SCI Full Poly (Please note this position requires full U.S. Citizenship... ...of managing and optimizing our Oracle database systems. In this role, you will ensure the reliability,...Suggested
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CS2, LLC is hiring a Level 2 System Administrator based in Annapolis Junction, Maryland. This position involves providing IT systems support, managing daily operations, and troubleshooting problems. The ideal candidate must have a Bachelor's degree and 10 years of experience...$3,900 per month
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...with flexibility. Tulzi offers secure network systems and software engineering solutions in both... ...Required: TS/SCI with poly Title: System Administrator II Location: Annapolis Junction, MD System Administrator (SA) Skill Level 2 Provides support for implementation, troubleshooting...Hourly payTemporary workLocal area- ...have an impact on every client you work with. ARSIEM is currently looking for a System Administrator 2. The position will support one of our Government clients in Annapolis Junction, MD. Responsibilities Provides support for implementation, troubleshooting and maintenance...
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ARSIEM Corporation seeks a System Administrator 2 to support a government client in Annapolis Junction, MD. Responsibilities include managing IT systems and infrastructure, providing troubleshooting support, and resolving various operational issues. The ideal candidate...- CACI International Inc. is seeking a motivated individual for the System Administrator 3 position on the Tier 2 Remote Desktop Team in Annapolis Junction, MD. The role involves technical support for network, desktop, and systems hardware, requiring a current TS/SCI with...Remote job
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Location Annapolis Junction, MD | Monday thru Friday Duties and Responsibilities Provide support for... ...troubleshooting and maintenance of IT systems. Provide Tier 1 (Help Desk) problem identification... .... Provide Tier I (Help Desk) and Tier 2 (Escalation) problem identification,...Monday to Friday$3,900 per month
Technology Resource Experts, LLC is looking for a Systems Engineer to join their rapidly growing team. Systems Engineer Level 2 Mid-level role responsible for supporting the design, integration, analysis, and maintenance of complex systems and infrastructure. Candidates...Contract workWork experience placementLocal area- ...Full Scope Polygraph Location: Annapolis Junction, MD Work Type: Shift: First... ...Citizenship Required? Yes B ase-2 Solutions is looking for a s ystem/network administrator that p rovides support for implementation... ...Information Technology (IT) systems. Manages IT system...Hourly payContract workTemporary workImmediate startFlexible hoursShift work
$86.6k - $181.8k
CACI International Inc. is hiring for a System Administrator 2 - Tier 2 Remote Desktop Team in Annapolis Junction, MD. In this full-time position, you'll provide technical support and troubleshooting for network and desktop systems, requiring a TS/SCI with Poly clearance...Remote jobFull time$3,900 per month
...looking for an experienced Test Engineer to join their rapidly growing team! Position Description Independently test and validate HPC systems in accordance with test plans to ensure that system requirements are met. Design, develop, and implement testing strategies, to...Hourly payContract workTemporary workWork experience placementLocal areaFlexible hours$97k - $105k
Annapolis Junction, United States | Posted on 06/25/2026 Salary $97,000-105,000 / year City Annapolis Junction State/Province... ...Maryland Country United States Job Description GTSC seeks a Systems Administrator, Tier 2 , Level 3. Location: Annapolis Junction, Maryland...Full timeWorldwideFlexible hoursShift work$85k - $92k
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Position Systems Administrator, Tier 2 (Level 2). Location Annapolis Junction, Maryland area. Shift Wednesday to Sunday, 2 PM to 10 PM. All work is on‑site in a SCIF; no hybrid or remote option. Security Clearance Top Secret SCI with appropriate polygraph. Compensation...Temporary workLocal areaRemote workWorldwideShift work- Gtscts in Annapolis Junction, Maryland, is seeking a Systems Administrator, Tier 2. This position requires abilities in technical support and troubleshooting in a SCIF environment with a Top Secret SCI clearance. You will provide on-site support and coaching for less-experienced...
- The Bowen Group (a GTSC Company) is seeking a Systems Administrator, Tier 2 with strong technical support experience based in the Annapolis Junction, Maryland area. This position requires providing hands-on support in a SCIF environment and requires a Top Secret SCI clearance...Night shift
$150k - $205k
ME00615-Cloud System Administrator 2 - Momentum Engineering, Annapolis Junction, Maryland, United States Momentum Engineering, Inc. fosters an employee‑centric culture. Our strength lies in our people. With a high percentage of employees holding advanced degrees in engineering...Hourly pay$70k - $120k
System Administrator Level 2 (TS/SCI with Polygraph Required) Annapolis Junction, United States | Posted on 07/11/2026 We are seeking a System Administrator Level 2 to support the installation, maintenance, monitoring, and troubleshooting of telecommunications and network...Contract workMonday to FridayShift workNight shift$85k - $92k
The Bowen Group (a GTSC Company) is seeking a Systems Administrator, Tier 2 for on-site work in Annapolis Junction, Maryland. This role requires a Top Secret SCI security clearance and involves providing technical support, troubleshooting hardware and software, and coaching...$85k - $92k
Government Technical Services Corporation is hiring a Systems Administrator, Tier 2, in Annapolis Junction, Maryland. This role includes providing technical support and coaching to other professionals in a secure on-site environment. Candidates must have a Top Secret SCI...$130k - $270k
Software Integration Engineer 2 (On-Call) - Linux/Bash/... ...IaC/Helm/Prometheus/Grafana Annapolis Junction, MD Build to something to be proud... ...be responsible for the administration, maintenance, and operational... ...in a heterogeneous operating system environment. The individual...Hourly payFull timeTemporary work$85k - $92k
Gtscts is seeking a Systems Administrator, Tier 2 in the Annapolis Junction, Maryland area. The candidate will provide technical support for network and systems, with a focus on troubleshooting hardware and software issues. This role requires a Top Secret SCI clearance...
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